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1 commit
| Author | SHA1 | Date | |
|---|---|---|---|
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243e22dc72 |
10 changed files with 905 additions and 196 deletions
53
boards.txt
53
boards.txt
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@ -72,32 +72,33 @@ adafruit_feather_m0_express.build.pid=0x801B
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adafruit_feather_m0_express.bootloader.tool=openocd
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adafruit_feather_m0_express.bootloader.tool=openocd
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adafruit_feather_m0_express.bootloader.file=featherM0/bootloader-feather_m0-v2.0.0-adafruit.5.bin
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adafruit_feather_m0_express.bootloader.file=featherM0/bootloader-feather_m0-v2.0.0-adafruit.5.bin
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#adafruit_radio_m0.name=Adafruit M0 Radio (Native USB Port)
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adafruit_radio_m0.name=Adafruit Feather RadioFruit
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#adafruit_radio_m0.vid.0=0x239A
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adafruit_radio_m0.vid.0=0x239A
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#adafruit_radio_m0.pid.0=0x8014
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adafruit_radio_m0.pid.0=0x8024
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#adafruit_radio_m0.vid.1=0x239A
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adafruit_radio_m0.vid.1=0x239A
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#adafruit_radio_m0.pid.1=0x0014
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adafruit_radio_m0.pid.1=0x0024
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#adafruit_radio_m0.upload.tool=bossac
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adafruit_radio_m0.upload.tool=bossac18
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#adafruit_radio_m0.upload.protocol=sam-ba
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adafruit_radio_m0.upload.protocol=sam-ba
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#adafruit_radio_m0.upload.maximum_size=262144
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adafruit_radio_m0.upload.maximum_size=262144
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#adafruit_radio_m0.upload.use_1200bps_touch=true
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adafruit_radio_m0.upload.offset=0x2000
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#adafruit_radio_m0.upload.wait_for_upload_port=true
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adafruit_radio_m0.upload.use_1200bps_touch=true
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#adafruit_radio_m0.upload.native_usb=true
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adafruit_radio_m0.upload.wait_for_upload_port=true
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#adafruit_radio_m0.build.mcu=cortex-m0plus
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adafruit_radio_m0.upload.native_usb=true
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#adafruit_radio_m0.build.f_cpu=48000000L
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adafruit_radio_m0.build.mcu=cortex-m0plus
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#adafruit_radio_m0.build.usb_product="Radio M0"
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adafruit_radio_m0.build.f_cpu=48000000L
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#adafruit_radio_m0.build.usb_manufacturer="Adafruit"
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adafruit_radio_m0.build.usb_product="Feather RadioFruit"
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#adafruit_radio_m0.build.board=SAMD_ZERO
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adafruit_radio_m0.build.usb_manufacturer="Adafruit"
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#adafruit_radio_m0.build.core=arduino
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adafruit_radio_m0.build.board=SAMD_ZERO
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#adafruit_radio_m0.build.extra_flags=-D__SAMR21G18A__ -DARM_MATH_CM0PLUS {build.usb_flags}
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adafruit_radio_m0.build.core=arduino
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#adafruit_radio_m0.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
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adafruit_radio_m0.build.extra_flags=-DARDUINO_SAMD_ZERO -DARDUINO_SAMD_FEATHER_M0 -DARM_MATH_CM0PLUS -DADAFRUIT_FEATHER_M0_RADIOFRUIT -D__SAMR21G18A__ {build.usb_flags}
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#adafruit_radio_m0.build.openocdscript=openocd_scripts/arduino_zero.cfg
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adafruit_radio_m0.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
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#adafruit_radio_m0.build.variant=zero_radio
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adafruit_radio_m0.build.openocdscript=openocd_scripts/arduino_zero.cfg
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#adafruit_radio_m0.build.variant_system_lib=
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adafruit_radio_m0.build.variant=feather_m0_radiofruit
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#adafruit_radio_m0.build.vid=0x239A
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adafruit_radio_m0.build.variant_system_lib=
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#adafruit_radio_m0.build.pid=0x8014
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adafruit_radio_m0.build.vid=0x239A
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#adafruit_radio_m0.bootloader.tool=openocd
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adafruit_radio_m0.build.pid=0x8024
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#adafruit_radio_m0.bootloader.file=feather/samr21_sam_ba.bin
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adafruit_radio_m0.bootloader.tool=openocd
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adafruit_radio_m0.bootloader.file=feather/samr21_sam_ba.bin
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adafruit_metro_m0.name=Adafruit Metro M0 Express
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adafruit_metro_m0.name=Adafruit Metro M0 Express
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adafruit_metro_m0.vid.0=0x239A
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adafruit_metro_m0.vid.0=0x239A
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@ -24,174 +24,7 @@
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#include <stdio.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <stdint.h>
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typedef uint8_t ep_t;
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class USBDevice_SAMR21G18x {
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#include "SAMD21_USBDevice.h"
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public:
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USBDevice_SAMR21G18x() : usb(USB->DEVICE) {
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// Empty
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}
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// USB Device function mapping
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// ---------------------------
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// Reset USB Device
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void reset();
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// Enable
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inline void enable() { usb.CTRLA.bit.ENABLE = 1; }
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inline void disable() { usb.CTRLA.bit.ENABLE = 0; }
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// USB mode (device/host)
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inline void setUSBDeviceMode() { usb.CTRLA.bit.MODE = USB_CTRLA_MODE_DEVICE_Val; }
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inline void setUSBHostMode() { usb.CTRLA.bit.MODE = USB_CTRLA_MODE_HOST_Val; }
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inline void runInStandby() { usb.CTRLA.bit.RUNSTDBY = 1; }
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inline void noRunInStandby() { usb.CTRLA.bit.RUNSTDBY = 0; }
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// USB speed
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inline void setFullSpeed() { usb.CTRLB.bit.SPDCONF = USB_DEVICE_CTRLB_SPDCONF_FS_Val; }
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inline void setLowSpeed() { usb.CTRLB.bit.SPDCONF = USB_DEVICE_CTRLB_SPDCONF_LS_Val; }
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inline void setHiSpeed() { usb.CTRLB.bit.SPDCONF = USB_DEVICE_CTRLB_SPDCONF_HS_Val; }
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inline void setHiSpeedTestMode() { usb.CTRLB.bit.SPDCONF = USB_DEVICE_CTRLB_SPDCONF_HSTM_Val; }
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// Authorize attach if Vbus is present
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inline void attach() { usb.CTRLB.bit.DETACH = 0; }
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inline void detach() { usb.CTRLB.bit.DETACH = 1; }
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// USB Interrupts
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inline bool isEndOfResetInterrupt() { return usb.INTFLAG.bit.EORST; }
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inline void ackEndOfResetInterrupt() { usb.INTFLAG.reg = USB_DEVICE_INTFLAG_EORST; }
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inline void enableEndOfResetInterrupt() { usb.INTENSET.bit.EORST = 1; }
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inline void disableEndOfResetInterrupt() { usb.INTENCLR.bit.EORST = 1; }
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inline bool isStartOfFrameInterrupt() { return usb.INTFLAG.bit.SOF; }
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inline void ackStartOfFrameInterrupt() { usb.INTFLAG.reg = USB_DEVICE_INTFLAG_SOF; }
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inline void enableStartOfFrameInterrupt() { usb.INTENSET.bit.SOF = 1; }
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inline void disableStartOfFrameInterrupt() { usb.INTENCLR.bit.SOF = 1; }
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// USB Address
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inline void setAddress(uint32_t addr) { usb.DADD.bit.DADD = addr; usb.DADD.bit.ADDEN = 1; }
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inline void unsetAddress() { usb.DADD.bit.DADD = 0; usb.DADD.bit.ADDEN = 0; }
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// Frame number
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inline uint16_t frameNumber() { return usb.FNUM.bit.FNUM; }
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// Load calibration values
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void calibrate();
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// USB Device Endpoints function mapping
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// -------------------------------------
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// Config
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inline void epBank0SetType(ep_t ep, uint8_t type) { usb.DeviceEndpoint[ep].EPCFG.bit.EPTYPE0 = type; }
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inline void epBank1SetType(ep_t ep, uint8_t type) { usb.DeviceEndpoint[ep].EPCFG.bit.EPTYPE1 = type; }
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// Interrupts
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inline uint16_t epInterruptSummary() { return usb.EPINTSMRY.reg; }
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inline bool epBank0IsSetupReceived(ep_t ep) { return usb.DeviceEndpoint[ep].EPINTFLAG.bit.RXSTP; }
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inline bool epBank0IsStalled(ep_t ep) { return usb.DeviceEndpoint[ep].EPINTFLAG.bit.STALL0; }
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inline bool epBank1IsStalled(ep_t ep) { return usb.DeviceEndpoint[ep].EPINTFLAG.bit.STALL1; }
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inline bool epBank0IsTransferComplete(ep_t ep) { return usb.DeviceEndpoint[ep].EPINTFLAG.bit.TRCPT0; }
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inline bool epBank1IsTransferComplete(ep_t ep) { return usb.DeviceEndpoint[ep].EPINTFLAG.bit.TRCPT1; }
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inline void epBank0AckSetupReceived(ep_t ep) { usb.DeviceEndpoint[ep].EPINTFLAG.reg = USB_DEVICE_EPINTFLAG_RXSTP; }
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inline void epBank0AckStalled(ep_t ep) { usb.DeviceEndpoint[ep].EPINTFLAG.reg = USB_DEVICE_EPINTFLAG_STALL(1); }
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inline void epBank1AckStalled(ep_t ep) { usb.DeviceEndpoint[ep].EPINTFLAG.reg = USB_DEVICE_EPINTFLAG_STALL(2); }
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inline void epBank0AckTransferComplete(ep_t ep) { usb.DeviceEndpoint[ep].EPINTFLAG.reg = USB_DEVICE_EPINTFLAG_TRCPT(1); }
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inline void epBank1AckTransferComplete(ep_t ep) { usb.DeviceEndpoint[ep].EPINTFLAG.reg = USB_DEVICE_EPINTFLAG_TRCPT(2); }
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inline void epBank0EnableSetupReceived(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENSET.bit.RXSTP = 1; }
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inline void epBank0EnableStalled(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENSET.bit.STALL0 = 1; }
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inline void epBank1EnableStalled(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENSET.bit.STALL1 = 1; }
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inline void epBank0EnableTransferComplete(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENSET.bit.TRCPT0 = 1; }
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inline void epBank1EnableTransferComplete(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENSET.bit.TRCPT1 = 1; }
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inline void epBank0DisableSetupReceived(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENCLR.bit.RXSTP = 1; }
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inline void epBank0DisableStalled(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENCLR.bit.STALL0 = 1; }
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inline void epBank1DisableStalled(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENCLR.bit.STALL1 = 1; }
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inline void epBank0DisableTransferComplete(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENCLR.bit.TRCPT0 = 1; }
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inline void epBank1DisableTransferComplete(ep_t ep) { usb.DeviceEndpoint[ep].EPINTENCLR.bit.TRCPT1 = 1; }
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// Status
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inline bool epBank0IsReady(ep_t ep) { return usb.DeviceEndpoint[ep].EPSTATUS.bit.BK0RDY; }
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inline bool epBank1IsReady(ep_t ep) { return usb.DeviceEndpoint[ep].EPSTATUS.bit.BK1RDY; }
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inline void epBank0SetReady(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSSET.bit.BK0RDY = 1; }
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inline void epBank1SetReady(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSSET.bit.BK1RDY = 1; }
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inline void epBank0ResetReady(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSCLR.bit.BK0RDY = 1; }
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inline void epBank1ResetReady(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSCLR.bit.BK1RDY = 1; }
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inline void epBank0SetStallReq(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSSET.bit.STALLRQ0 = 1; }
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inline void epBank1SetStallReq(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSSET.bit.STALLRQ1 = 1; }
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inline void epBank0ResetStallReq(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSCLR.bit.STALLRQ0 = 1; }
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inline void epBank1ResetStallReq(ep_t ep) { usb.DeviceEndpoint[ep].EPSTATUSCLR.bit.STALLRQ1 = 1; }
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// Packet
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inline uint16_t epBank0ByteCount(ep_t ep) { return EP[ep].DeviceDescBank[0].PCKSIZE.bit.BYTE_COUNT; }
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inline uint16_t epBank1ByteCount(ep_t ep) { return EP[ep].DeviceDescBank[1].PCKSIZE.bit.BYTE_COUNT; }
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inline void epBank0SetByteCount(ep_t ep, uint16_t bc) { EP[ep].DeviceDescBank[0].PCKSIZE.bit.BYTE_COUNT = bc; }
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inline void epBank1SetByteCount(ep_t ep, uint16_t bc) { EP[ep].DeviceDescBank[1].PCKSIZE.bit.BYTE_COUNT = bc; }
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inline void epBank0SetMultiPacketSize(ep_t ep, uint16_t s) { EP[ep].DeviceDescBank[0].PCKSIZE.bit.MULTI_PACKET_SIZE = s; }
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inline void epBank1SetMultiPacketSize(ep_t ep, uint16_t s) { EP[ep].DeviceDescBank[1].PCKSIZE.bit.MULTI_PACKET_SIZE = s; }
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inline void epBank0SetAddress(ep_t ep, void *addr) { EP[ep].DeviceDescBank[0].ADDR.reg = (uint32_t)addr; }
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inline void epBank1SetAddress(ep_t ep, void *addr) { EP[ep].DeviceDescBank[1].ADDR.reg = (uint32_t)addr; }
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inline void epBank0SetSize(ep_t ep, uint16_t size) { EP[ep].DeviceDescBank[0].PCKSIZE.bit.SIZE = EP_PCKSIZE_SIZE(size); }
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inline void epBank1SetSize(ep_t ep, uint16_t size) { EP[ep].DeviceDescBank[1].PCKSIZE.bit.SIZE = EP_PCKSIZE_SIZE(size); }
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inline uint8_t EP_PCKSIZE_SIZE(uint16_t size) {
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switch (size) {
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case 8: return 0;
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case 16: return 1;
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case 32: return 2;
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case 64: return 3;
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case 128: return 4;
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case 256: return 5;
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case 512: return 6;
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case 1023: return 7;
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default: return 0;
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}
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}
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inline void epBank0DisableAutoZLP(ep_t ep) { EP[ep].DeviceDescBank[0].PCKSIZE.bit.AUTO_ZLP = 0; }
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inline void epBank1DisableAutoZLP(ep_t ep) { EP[ep].DeviceDescBank[1].PCKSIZE.bit.AUTO_ZLP = 0; }
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inline void epBank0EnableAutoZLP(ep_t ep) { EP[ep].DeviceDescBank[0].PCKSIZE.bit.AUTO_ZLP = 1; }
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inline void epBank1EnableAutoZLP(ep_t ep) { EP[ep].DeviceDescBank[1].PCKSIZE.bit.AUTO_ZLP = 1; }
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private:
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// USB Device registers
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UsbDevice &usb;
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// Endpoints descriptors table
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__attribute__((__aligned__(4))) UsbDeviceDescriptor EP[USB_EPT_NUM];
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};
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void USBDevice_SAMR21G18x::reset() {
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usb.CTRLA.bit.SWRST = 1;
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memset(EP, 0, sizeof(EP));
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while (usb.SYNCBUSY.bit.SWRST) {}
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usb.DESCADD.reg = (uint32_t)(&EP);
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}
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void USBDevice_SAMR21G18x::calibrate() {
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// Load Pad Calibration data from non-volatile memory
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uint32_t *pad_transn_p = (uint32_t *) USB_FUSES_TRANSN_ADDR;
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uint32_t *pad_transp_p = (uint32_t *) USB_FUSES_TRANSP_ADDR;
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uint32_t *pad_trim_p = (uint32_t *) USB_FUSES_TRIM_ADDR;
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uint32_t pad_transn = (*pad_transn_p & USB_FUSES_TRANSN_Msk) >> USB_FUSES_TRANSN_Pos;
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uint32_t pad_transp = (*pad_transp_p & USB_FUSES_TRANSP_Msk) >> USB_FUSES_TRANSP_Pos;
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uint32_t pad_trim = (*pad_trim_p & USB_FUSES_TRIM_Msk ) >> USB_FUSES_TRIM_Pos;
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if (pad_transn == 0x1F) // maximum value (31)
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pad_transn = 5;
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if (pad_transp == 0x1F) // maximum value (31)
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pad_transp = 29;
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if (pad_trim == 0x7) // maximum value (7)
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pad_trim = 3;
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usb.PADCAL.bit.TRANSN = pad_transn;
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usb.PADCAL.bit.TRANSP = pad_transp;
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usb.PADCAL.bit.TRIM = pad_trim;
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}
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#define USBDevice_SAMR21G18x USBDevice_SAMD21G18x
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@ -34,7 +34,7 @@
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#define SPI_MODE2 0x03
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#define SPI_MODE2 0x03
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#define SPI_MODE3 0x01
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#define SPI_MODE3 0x01
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#if defined(__SAMD21G18A__)
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#if defined(__SAMD21G18A__) || defined(__SAMR21G18A__)
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// Even if not specified on the datasheet, the SAMD21G18A MCU
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// Even if not specified on the datasheet, the SAMD21G18A MCU
|
||||||
// doesn't operate correctly with clock dividers lower than 4.
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// doesn't operate correctly with clock dividers lower than 4.
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||||||
// This allows a theoretical maximum SPI clock speed of 12Mhz
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// This allows a theoretical maximum SPI clock speed of 12Mhz
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31
variants/feather_m0_radiofruit/debug_scripts/variant.gdb
Normal file
31
variants/feather_m0_radiofruit/debug_scripts/variant.gdb
Normal file
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@ -0,0 +1,31 @@
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||||||
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#
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||||||
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# Arduino Zero OpenOCD script.
|
||||||
|
#
|
||||||
|
# Copyright (c) 2014-2015 Arduino LLC. All right reserved.
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||||||
|
#
|
||||||
|
# This library is free software; you can redistribute it and/or
|
||||||
|
# modify it under the terms of the GNU Lesser General Public
|
||||||
|
# License as published by the Free Software Foundation; either
|
||||||
|
# version 2.1 of the License, or (at your option) any later version.
|
||||||
|
#
|
||||||
|
# This library is distributed in the hope that it will be useful,
|
||||||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
# See the GNU Lesser General Public License for more details.
|
||||||
|
#
|
||||||
|
# You should have received a copy of the GNU Lesser General Public
|
||||||
|
# License along with this library; if not, write to the Free Software
|
||||||
|
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
#
|
||||||
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||||||
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# Define 'reset' command
|
||||||
|
define reset
|
||||||
|
|
||||||
|
info reg
|
||||||
|
|
||||||
|
break main
|
||||||
|
|
||||||
|
# End of 'reset' command
|
||||||
|
end
|
||||||
|
|
||||||
|
target remote | openocd -c "interface cmsis-dap" -c "set CHIPNAME at91samd21g18" -f target/at91samdXX.cfg -c "gdb_port pipe; log_output openocd.log"
|
||||||
|
|
@ -0,0 +1,213 @@
|
||||||
|
/*
|
||||||
|
Copyright (c) 2014-2015 Arduino LLC. All right reserved.
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Lesser General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2.1 of the License, or (at your option) any later version.
|
||||||
|
|
||||||
|
This library is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
See the GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public
|
||||||
|
License along with this library; if not, write to the Free Software
|
||||||
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Linker script to configure memory regions.
|
||||||
|
* Need modifying for a specific board.
|
||||||
|
* FLASH.ORIGIN: starting address of flash
|
||||||
|
* FLASH.LENGTH: length of flash
|
||||||
|
* RAM.ORIGIN: starting address of RAM bank 0
|
||||||
|
* RAM.LENGTH: length of RAM bank 0
|
||||||
|
*/
|
||||||
|
MEMORY
|
||||||
|
{
|
||||||
|
FLASH (rx) : ORIGIN = 0x00000000+0x2000, LENGTH = 0x00040000-0x2000 /* First 8KB used by bootloader */
|
||||||
|
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Linker script to place sections and symbol values. Should be used together
|
||||||
|
* with other linker script that defines memory regions FLASH and RAM.
|
||||||
|
* It references following symbols, which must be defined in code:
|
||||||
|
* Reset_Handler : Entry of reset handler
|
||||||
|
*
|
||||||
|
* It defines following symbols, which code can use without definition:
|
||||||
|
* __exidx_start
|
||||||
|
* __exidx_end
|
||||||
|
* __copy_table_start__
|
||||||
|
* __copy_table_end__
|
||||||
|
* __zero_table_start__
|
||||||
|
* __zero_table_end__
|
||||||
|
* __etext
|
||||||
|
* __data_start__
|
||||||
|
* __preinit_array_start
|
||||||
|
* __preinit_array_end
|
||||||
|
* __init_array_start
|
||||||
|
* __init_array_end
|
||||||
|
* __fini_array_start
|
||||||
|
* __fini_array_end
|
||||||
|
* __data_end__
|
||||||
|
* __bss_start__
|
||||||
|
* __bss_end__
|
||||||
|
* __end__
|
||||||
|
* end
|
||||||
|
* __HeapLimit
|
||||||
|
* __StackLimit
|
||||||
|
* __StackTop
|
||||||
|
* __stack
|
||||||
|
*/
|
||||||
|
ENTRY(Reset_Handler)
|
||||||
|
|
||||||
|
SECTIONS
|
||||||
|
{
|
||||||
|
.text :
|
||||||
|
{
|
||||||
|
__text_start__ = .;
|
||||||
|
|
||||||
|
KEEP(*(.isr_vector))
|
||||||
|
*(.text*)
|
||||||
|
|
||||||
|
KEEP(*(.init))
|
||||||
|
KEEP(*(.fini))
|
||||||
|
|
||||||
|
/* .ctors */
|
||||||
|
*crtbegin.o(.ctors)
|
||||||
|
*crtbegin?.o(.ctors)
|
||||||
|
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
|
||||||
|
*(SORT(.ctors.*))
|
||||||
|
*(.ctors)
|
||||||
|
|
||||||
|
/* .dtors */
|
||||||
|
*crtbegin.o(.dtors)
|
||||||
|
*crtbegin?.o(.dtors)
|
||||||
|
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
|
||||||
|
*(SORT(.dtors.*))
|
||||||
|
*(.dtors)
|
||||||
|
|
||||||
|
*(.rodata*)
|
||||||
|
|
||||||
|
KEEP(*(.eh_frame*))
|
||||||
|
} > FLASH
|
||||||
|
|
||||||
|
.ARM.extab :
|
||||||
|
{
|
||||||
|
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||||
|
} > FLASH
|
||||||
|
|
||||||
|
__exidx_start = .;
|
||||||
|
.ARM.exidx :
|
||||||
|
{
|
||||||
|
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||||
|
} > FLASH
|
||||||
|
__exidx_end = .;
|
||||||
|
|
||||||
|
/* To copy multiple ROM to RAM sections,
|
||||||
|
* uncomment .copy.table section and,
|
||||||
|
* define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
|
||||||
|
/*
|
||||||
|
.copy.table :
|
||||||
|
{
|
||||||
|
. = ALIGN(4);
|
||||||
|
__copy_table_start__ = .;
|
||||||
|
LONG (__etext)
|
||||||
|
LONG (__data_start__)
|
||||||
|
LONG (__data_end__ - __data_start__)
|
||||||
|
LONG (__etext2)
|
||||||
|
LONG (__data2_start__)
|
||||||
|
LONG (__data2_end__ - __data2_start__)
|
||||||
|
__copy_table_end__ = .;
|
||||||
|
} > FLASH
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* To clear multiple BSS sections,
|
||||||
|
* uncomment .zero.table section and,
|
||||||
|
* define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
|
||||||
|
/*
|
||||||
|
.zero.table :
|
||||||
|
{
|
||||||
|
. = ALIGN(4);
|
||||||
|
__zero_table_start__ = .;
|
||||||
|
LONG (__bss_start__)
|
||||||
|
LONG (__bss_end__ - __bss_start__)
|
||||||
|
LONG (__bss2_start__)
|
||||||
|
LONG (__bss2_end__ - __bss2_start__)
|
||||||
|
__zero_table_end__ = .;
|
||||||
|
} > FLASH
|
||||||
|
*/
|
||||||
|
|
||||||
|
__etext = .;
|
||||||
|
|
||||||
|
.data : AT (__etext)
|
||||||
|
{
|
||||||
|
__data_start__ = .;
|
||||||
|
*(vtable)
|
||||||
|
*(.data*)
|
||||||
|
|
||||||
|
. = ALIGN(4);
|
||||||
|
/* preinit data */
|
||||||
|
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||||
|
KEEP(*(.preinit_array))
|
||||||
|
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||||
|
|
||||||
|
. = ALIGN(4);
|
||||||
|
/* init data */
|
||||||
|
PROVIDE_HIDDEN (__init_array_start = .);
|
||||||
|
KEEP(*(SORT(.init_array.*)))
|
||||||
|
KEEP(*(.init_array))
|
||||||
|
PROVIDE_HIDDEN (__init_array_end = .);
|
||||||
|
|
||||||
|
|
||||||
|
. = ALIGN(4);
|
||||||
|
/* finit data */
|
||||||
|
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||||
|
KEEP(*(SORT(.fini_array.*)))
|
||||||
|
KEEP(*(.fini_array))
|
||||||
|
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||||
|
|
||||||
|
KEEP(*(.jcr*))
|
||||||
|
. = ALIGN(16);
|
||||||
|
/* All data end */
|
||||||
|
__data_end__ = .;
|
||||||
|
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
.bss :
|
||||||
|
{
|
||||||
|
. = ALIGN(4);
|
||||||
|
__bss_start__ = .;
|
||||||
|
*(.bss*)
|
||||||
|
*(COMMON)
|
||||||
|
. = ALIGN(4);
|
||||||
|
__bss_end__ = .;
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
.heap (COPY):
|
||||||
|
{
|
||||||
|
__end__ = .;
|
||||||
|
PROVIDE(end = .);
|
||||||
|
*(.heap*)
|
||||||
|
__HeapLimit = .;
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
/* .stack_dummy section doesn't contains any symbols. It is only
|
||||||
|
* used for linker to calculate size of stack sections, and assign
|
||||||
|
* values to stack symbols later */
|
||||||
|
.stack_dummy (COPY):
|
||||||
|
{
|
||||||
|
*(.stack*)
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
/* Set stack top to end of RAM, and stack limit move down by
|
||||||
|
* size of stack_dummy section */
|
||||||
|
__StackTop = ORIGIN(RAM) + LENGTH(RAM);
|
||||||
|
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
|
||||||
|
PROVIDE(__stack = __StackTop);
|
||||||
|
|
||||||
|
__ram_end__ = ORIGIN(RAM) + LENGTH(RAM) -1 ;
|
||||||
|
|
||||||
|
/* Check if data + heap + stack exceeds RAM limit */
|
||||||
|
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,214 @@
|
||||||
|
/*
|
||||||
|
Copyright (c) 2014-2015 Arduino LLC. All right reserved.
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Lesser General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2.1 of the License, or (at your option) any later version.
|
||||||
|
|
||||||
|
This library is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
See the GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public
|
||||||
|
License along with this library; if not, write to the Free Software
|
||||||
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Linker script to configure memory regions.
|
||||||
|
* Need modifying for a specific board.
|
||||||
|
* FLASH.ORIGIN: starting address of flash
|
||||||
|
* FLASH.LENGTH: length of flash
|
||||||
|
* RAM.ORIGIN: starting address of RAM bank 0
|
||||||
|
* RAM.LENGTH: length of RAM bank 0
|
||||||
|
*/
|
||||||
|
MEMORY
|
||||||
|
{
|
||||||
|
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x00040000
|
||||||
|
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Linker script to place sections and symbol values. Should be used together
|
||||||
|
* with other linker script that defines memory regions FLASH and RAM.
|
||||||
|
* It references following symbols, which must be defined in code:
|
||||||
|
* Reset_Handler : Entry of reset handler
|
||||||
|
*
|
||||||
|
* It defines following symbols, which code can use without definition:
|
||||||
|
* __exidx_start
|
||||||
|
* __exidx_end
|
||||||
|
* __copy_table_start__
|
||||||
|
* __copy_table_end__
|
||||||
|
* __zero_table_start__
|
||||||
|
* __zero_table_end__
|
||||||
|
* __etext
|
||||||
|
* __data_start__
|
||||||
|
* __preinit_array_start
|
||||||
|
* __preinit_array_end
|
||||||
|
* __init_array_start
|
||||||
|
* __init_array_end
|
||||||
|
* __fini_array_start
|
||||||
|
* __fini_array_end
|
||||||
|
* __data_end__
|
||||||
|
* __bss_start__
|
||||||
|
* __bss_end__
|
||||||
|
* __end__
|
||||||
|
* end
|
||||||
|
* __HeapLimit
|
||||||
|
* __StackLimit
|
||||||
|
* __StackTop
|
||||||
|
* __stack
|
||||||
|
* __ram_end__
|
||||||
|
*/
|
||||||
|
ENTRY(Reset_Handler)
|
||||||
|
|
||||||
|
SECTIONS
|
||||||
|
{
|
||||||
|
.text :
|
||||||
|
{
|
||||||
|
__text_start__ = .;
|
||||||
|
|
||||||
|
KEEP(*(.isr_vector))
|
||||||
|
*(.text*)
|
||||||
|
|
||||||
|
KEEP(*(.init))
|
||||||
|
KEEP(*(.fini))
|
||||||
|
|
||||||
|
/* .ctors */
|
||||||
|
*crtbegin.o(.ctors)
|
||||||
|
*crtbegin?.o(.ctors)
|
||||||
|
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
|
||||||
|
*(SORT(.ctors.*))
|
||||||
|
*(.ctors)
|
||||||
|
|
||||||
|
/* .dtors */
|
||||||
|
*crtbegin.o(.dtors)
|
||||||
|
*crtbegin?.o(.dtors)
|
||||||
|
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
|
||||||
|
*(SORT(.dtors.*))
|
||||||
|
*(.dtors)
|
||||||
|
|
||||||
|
*(.rodata*)
|
||||||
|
|
||||||
|
KEEP(*(.eh_frame*))
|
||||||
|
} > FLASH
|
||||||
|
|
||||||
|
.ARM.extab :
|
||||||
|
{
|
||||||
|
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||||
|
} > FLASH
|
||||||
|
|
||||||
|
__exidx_start = .;
|
||||||
|
.ARM.exidx :
|
||||||
|
{
|
||||||
|
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||||
|
} > FLASH
|
||||||
|
__exidx_end = .;
|
||||||
|
|
||||||
|
/* To copy multiple ROM to RAM sections,
|
||||||
|
* uncomment .copy.table section and,
|
||||||
|
* define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
|
||||||
|
/*
|
||||||
|
.copy.table :
|
||||||
|
{
|
||||||
|
. = ALIGN(4);
|
||||||
|
__copy_table_start__ = .;
|
||||||
|
LONG (__etext)
|
||||||
|
LONG (__data_start__)
|
||||||
|
LONG (__data_end__ - __data_start__)
|
||||||
|
LONG (__etext2)
|
||||||
|
LONG (__data2_start__)
|
||||||
|
LONG (__data2_end__ - __data2_start__)
|
||||||
|
__copy_table_end__ = .;
|
||||||
|
} > FLASH
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* To clear multiple BSS sections,
|
||||||
|
* uncomment .zero.table section and,
|
||||||
|
* define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
|
||||||
|
/*
|
||||||
|
.zero.table :
|
||||||
|
{
|
||||||
|
. = ALIGN(4);
|
||||||
|
__zero_table_start__ = .;
|
||||||
|
LONG (__bss_start__)
|
||||||
|
LONG (__bss_end__ - __bss_start__)
|
||||||
|
LONG (__bss2_start__)
|
||||||
|
LONG (__bss2_end__ - __bss2_start__)
|
||||||
|
__zero_table_end__ = .;
|
||||||
|
} > FLASH
|
||||||
|
*/
|
||||||
|
|
||||||
|
__etext = .;
|
||||||
|
|
||||||
|
.data : AT (__etext)
|
||||||
|
{
|
||||||
|
__data_start__ = .;
|
||||||
|
*(vtable)
|
||||||
|
*(.data*)
|
||||||
|
|
||||||
|
. = ALIGN(4);
|
||||||
|
/* preinit data */
|
||||||
|
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||||
|
KEEP(*(.preinit_array))
|
||||||
|
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||||
|
|
||||||
|
. = ALIGN(4);
|
||||||
|
/* init data */
|
||||||
|
PROVIDE_HIDDEN (__init_array_start = .);
|
||||||
|
KEEP(*(SORT(.init_array.*)))
|
||||||
|
KEEP(*(.init_array))
|
||||||
|
PROVIDE_HIDDEN (__init_array_end = .);
|
||||||
|
|
||||||
|
|
||||||
|
. = ALIGN(4);
|
||||||
|
/* finit data */
|
||||||
|
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||||
|
KEEP(*(SORT(.fini_array.*)))
|
||||||
|
KEEP(*(.fini_array))
|
||||||
|
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||||
|
|
||||||
|
KEEP(*(.jcr*))
|
||||||
|
. = ALIGN(16);
|
||||||
|
/* All data end */
|
||||||
|
__data_end__ = .;
|
||||||
|
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
.bss :
|
||||||
|
{
|
||||||
|
. = ALIGN(4);
|
||||||
|
__bss_start__ = .;
|
||||||
|
*(.bss*)
|
||||||
|
*(COMMON)
|
||||||
|
. = ALIGN(4);
|
||||||
|
__bss_end__ = .;
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
.heap (COPY):
|
||||||
|
{
|
||||||
|
__end__ = .;
|
||||||
|
PROVIDE(end = .);
|
||||||
|
*(.heap*)
|
||||||
|
__HeapLimit = .;
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
/* .stack_dummy section doesn't contains any symbols. It is only
|
||||||
|
* used for linker to calculate size of stack sections, and assign
|
||||||
|
* values to stack symbols later */
|
||||||
|
.stack_dummy (COPY):
|
||||||
|
{
|
||||||
|
*(.stack*)
|
||||||
|
} > RAM
|
||||||
|
|
||||||
|
/* Set stack top to end of RAM, and stack limit move down by
|
||||||
|
* size of stack_dummy section */
|
||||||
|
__StackTop = ORIGIN(RAM) + LENGTH(RAM) ;
|
||||||
|
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
|
||||||
|
PROVIDE(__stack = __StackTop);
|
||||||
|
|
||||||
|
__ram_end__ = ORIGIN(RAM) + LENGTH(RAM) -1 ;
|
||||||
|
|
||||||
|
/* Check if data + heap + stack exceeds RAM limit */
|
||||||
|
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,30 @@
|
||||||
|
#
|
||||||
|
# Arduino Zero OpenOCD script.
|
||||||
|
#
|
||||||
|
# Copyright (c) 2014-2015 Arduino LLC. All right reserved.
|
||||||
|
#
|
||||||
|
# This library is free software; you can redistribute it and/or
|
||||||
|
# modify it under the terms of the GNU Lesser General Public
|
||||||
|
# License as published by the Free Software Foundation; either
|
||||||
|
# version 2.1 of the License, or (at your option) any later version.
|
||||||
|
#
|
||||||
|
# This library is distributed in the hope that it will be useful,
|
||||||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
# See the GNU Lesser General Public License for more details.
|
||||||
|
#
|
||||||
|
# You should have received a copy of the GNU Lesser General Public
|
||||||
|
# License along with this library; if not, write to the Free Software
|
||||||
|
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
#
|
||||||
|
|
||||||
|
source [find interface/cmsis-dap.cfg]
|
||||||
|
|
||||||
|
# chip name
|
||||||
|
set CHIPNAME at91samd21g18
|
||||||
|
set ENDIAN little
|
||||||
|
|
||||||
|
# choose a port here
|
||||||
|
set telnet_port 0
|
||||||
|
|
||||||
|
source [find target/at91samdXX.cfg]
|
||||||
21
variants/feather_m0_radiofruit/pins_arduino.h
Normal file
21
variants/feather_m0_radiofruit/pins_arduino.h
Normal file
|
|
@ -0,0 +1,21 @@
|
||||||
|
/*
|
||||||
|
Copyright (c) 2014-2015 Arduino LLC. All right reserved.
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Lesser General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2.1 of the License, or (at your option) any later version.
|
||||||
|
|
||||||
|
This library is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
See the GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public
|
||||||
|
License along with this library; if not, write to the Free Software
|
||||||
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
// API compatibility
|
||||||
|
#include "variant.h"
|
||||||
|
|
||||||
121
variants/feather_m0_radiofruit/variant.cpp
Normal file
121
variants/feather_m0_radiofruit/variant.cpp
Normal file
|
|
@ -0,0 +1,121 @@
|
||||||
|
/*
|
||||||
|
Copyright (c) 2014-2015 Arduino LLC. All right reserved.
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Lesser General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2.1 of the License, or (at your option) any later version.
|
||||||
|
|
||||||
|
This library is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
See the GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public
|
||||||
|
License along with this library; if not, write to the Free Software
|
||||||
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
#include "variant.h"
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Pins descriptions
|
||||||
|
*/
|
||||||
|
const PinDescription g_APinDescription[]=
|
||||||
|
{
|
||||||
|
// 0..13 - Digital pins
|
||||||
|
// ----------------------
|
||||||
|
|
||||||
|
// 0 & 1 - Serial1 TX & RX as PWMs!
|
||||||
|
{ PORTA, 8, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), ADC_Channel16, PWM0_CH0, TCC0_CH0, EXTERNAL_INT_NMI }, // TCC0/WO[0]
|
||||||
|
{ PORTA, 9, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), ADC_Channel17, PWM0_CH1, TCC0_CH1, EXTERNAL_INT_9 }, // TCC0/WO[1]
|
||||||
|
|
||||||
|
// 2, 3, 4 - Internal SPI for Flash
|
||||||
|
{ PORTA, 17, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM2_CH1, TCC2_CH1, EXTERNAL_INT_1 }, // SPI CLK
|
||||||
|
{ PORTA, 30, PIO_SERCOM_ALT, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM1_CH0, TCC1_CH0, EXTERNAL_INT_10 }, // SPI MISO
|
||||||
|
{ PORTA, 31, PIO_SERCOM_ALT, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM1_CH1, TCC1_CH1, EXTERNAL_INT_11 }, // SPI MOSI
|
||||||
|
|
||||||
|
// 5, 6 - normal GPIO pins w/PWM output
|
||||||
|
{ PORTA, 14, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM3_CH0, TC3_CH0, EXTERNAL_INT_14 }, // SPI MISO SERCOM 2.2
|
||||||
|
{ PORTA, 15, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM3_CH1, TC3_CH1, EXTERNAL_INT_15 }, // TC3/WO[1]
|
||||||
|
|
||||||
|
// 7 - SPI Flash CS
|
||||||
|
{ PORTA, 28, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // SPI Flash CS
|
||||||
|
|
||||||
|
// 8 - fake pin (crystal) used for USB host enable
|
||||||
|
{ PORTA, 00, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB host enable
|
||||||
|
|
||||||
|
// 9, 10, 11
|
||||||
|
{ PORTA, 16, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM2_CH0, TCC2_CH0, EXTERNAL_INT_0 }, // TCC2/WO[0]
|
||||||
|
{ PORTA, 18, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM3_CH0, TC3_CH0, EXTERNAL_INT_2 }, // TC3/WO[0]
|
||||||
|
{ PORTA, 19, PIO_TIMER_ALT, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), No_ADC_Channel, PWM0_CH3, TCC0_CH3, EXTERNAL_INT_3 }, // TCC0/WO[3]
|
||||||
|
|
||||||
|
// 12 (NeoPixel LED)
|
||||||
|
{ PORTA, 22, PIO_DIGITAL, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_6 }, // Internal NeoPixel
|
||||||
|
|
||||||
|
// 13 (LED)
|
||||||
|
{ PORTA, 27, PIO_DIGITAL, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
|
||||||
|
|
||||||
|
// 14..19 - Analog pins
|
||||||
|
// --------------------
|
||||||
|
{ PORTB, 2, PIO_ANALOG, 0, ADC_Channel10, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_2 }, // ADC/AIN[10]
|
||||||
|
{ PORTB, 3, PIO_ANALOG, 0, ADC_Channel11, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_3 }, // ADC/AIN[11]
|
||||||
|
{ PORTA, 4, PIO_ANALOG, 0, ADC_Channel4, PWM0_CH0, TCC0_CH0, EXTERNAL_INT_4 }, // ADC/AIN[4]
|
||||||
|
{ PORTA, 5, PIO_ANALOG, 0, ADC_Channel5, PWM0_CH1, TCC0_CH1, EXTERNAL_INT_5 }, // ADC/AIN[5]
|
||||||
|
{ PORTA, 6, PIO_ANALOG, 0, ADC_Channel6, PWM1_CH0, TCC1_CH0, EXTERNAL_INT_6 }, // TCC1/WO[0]
|
||||||
|
{ PORTA, 7, PIO_ANALOG, 0, ADC_Channel7, PWM1_CH1, TCC1_CH1, EXTERNAL_INT_7 }, // TCC1/WO[1]
|
||||||
|
|
||||||
|
// Extra Analog pins! 20..21
|
||||||
|
{ PORTA, 8, PIO_ANALOG, 0, ADC_Channel16, PWM0_CH0, TCC0_CH0, EXTERNAL_INT_NMI }, // TCC0/WO[0]
|
||||||
|
{ PORTA, 9, PIO_ANALOG, 0, ADC_Channel17, PWM0_CH1, TCC0_CH1, EXTERNAL_INT_9 }, // TCC0/WO[1]
|
||||||
|
|
||||||
|
// 22,23 - SDA & SCL
|
||||||
|
{ PORTA, 12, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM), No_ADC_Channel, PWM0_CH6, TCC0_CH6, EXTERNAL_INT_12 }, // SDA: SERCOM2.0
|
||||||
|
{ PORTA, 13, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM), No_ADC_Channel, PWM0_CH7, TCC0_CH7, EXTERNAL_INT_13 }, // SCL: SERCOM2.1
|
||||||
|
|
||||||
|
// 24..26 - SPI
|
||||||
|
{ PORTB, 23, PIO_SERCOM_ALT, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_7 }, // SCK: SERCOM5.3
|
||||||
|
{ PORTB, 22, PIO_SERCOM_ALT, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_6 }, // MOSI: SERCOM5.2
|
||||||
|
{ PORTA, 23, PIO_SERCOM_ALT, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_7 }, // MISO: SERCOM5.1
|
||||||
|
|
||||||
|
// ----- Special SAMR pins! ------
|
||||||
|
{ PORTB, 15, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #27 PB15 == AT86_RESETN
|
||||||
|
{ PORTC, 16, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #28 PC16 == AT86_CLKM
|
||||||
|
{ PORTC, 18, PIO_TIMER_ALT, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #29 PC18 == AT86_SCLK sercom4.3
|
||||||
|
{ PORTC, 19, PIO_TIMER_ALT, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #30 PC19 == AT86_MISO sercom4.0
|
||||||
|
{ PORTB, 30, PIO_TIMER_ALT, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #31 PB30 == AT86_MOSI sercom4.2
|
||||||
|
{ PORTB, 31, PIO_TIMER_ALT, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #32 PB31 == AT86_SEL sercom4.1
|
||||||
|
{ PORTB, 00, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_0 }, // #33 PB00 = AT86_IRQ
|
||||||
|
{ PORTA, 20, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // #34 = AT86_SLPTR
|
||||||
|
// 34..37 - AT86RF233 internal pins
|
||||||
|
{ PORTB, 16, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_0 }, // AT86RF233 DIG1
|
||||||
|
{ PORTB, 17, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_1 }, // AT86RF233 DIG2
|
||||||
|
{ PORTA, 10, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_10 }, // AT86RF233 DIG3
|
||||||
|
{ PORTA, 11, PIO_DIGITAL, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_11 }, // AT86RF233 DIG4
|
||||||
|
|
||||||
|
|
||||||
|
// 38..39 - USB
|
||||||
|
// --------------------
|
||||||
|
{ PORTA, 24, PIO_COM, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB/DM
|
||||||
|
{ PORTA, 25, PIO_COM, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB/DP
|
||||||
|
|
||||||
|
|
||||||
|
} ;
|
||||||
|
|
||||||
|
const void* g_apTCInstances[TCC_INST_NUM+TC_INST_NUM]={ TCC0, TCC1, TCC2, TC3, TC4, TC5 } ;
|
||||||
|
|
||||||
|
// Multi-serial objects instantiation
|
||||||
|
SERCOM sercom0( SERCOM0 ) ;
|
||||||
|
SERCOM sercom1( SERCOM1 ) ;
|
||||||
|
SERCOM sercom2( SERCOM2 ) ;
|
||||||
|
SERCOM sercom3( SERCOM3 ) ;
|
||||||
|
SERCOM sercom4( SERCOM4 ) ;
|
||||||
|
SERCOM sercom5( SERCOM5 ) ;
|
||||||
|
|
||||||
|
// We'll use sercom5 for Serial1 hardware serial since pins 0 and 1 are not external
|
||||||
|
Uart Serial1( &sercom0, PIN_SERIAL1_RX, PIN_SERIAL1_TX, PAD_SERIAL1_RX, PAD_SERIAL1_TX ) ;
|
||||||
|
void SERCOM0_Handler()
|
||||||
|
{
|
||||||
|
Serial1.IrqHandler();
|
||||||
|
}
|
||||||
245
variants/feather_m0_radiofruit/variant.h
Normal file
245
variants/feather_m0_radiofruit/variant.h
Normal file
|
|
@ -0,0 +1,245 @@
|
||||||
|
/*
|
||||||
|
Copyright (c) 2014-2015 Arduino LLC. All right reserved.
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Lesser General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2.1 of the License, or (at your option) any later version.
|
||||||
|
|
||||||
|
This library is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
See the GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public
|
||||||
|
License along with this library; if not, write to the Free Software
|
||||||
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef _VARIANT_FEATHER_RADIOFRUIT_
|
||||||
|
#define _VARIANT_FEATHER_RADIOFRUIT_
|
||||||
|
|
||||||
|
// The definitions here needs a SAMD core >=1.6.6
|
||||||
|
#define ARDUINO_SAMD_VARIANT_COMPLIANCE 10606
|
||||||
|
|
||||||
|
/*----------------------------------------------------------------------------
|
||||||
|
* Definitions
|
||||||
|
*----------------------------------------------------------------------------*/
|
||||||
|
|
||||||
|
/** Frequency of the board main oscillator */
|
||||||
|
#define VARIANT_MAINOSC (32768ul)
|
||||||
|
|
||||||
|
/** Master clock frequency */
|
||||||
|
#define VARIANT_MCK (48000000ul)
|
||||||
|
|
||||||
|
/*----------------------------------------------------------------------------
|
||||||
|
* Headers
|
||||||
|
*----------------------------------------------------------------------------*/
|
||||||
|
|
||||||
|
#include "WVariant.h"
|
||||||
|
|
||||||
|
#ifdef __cplusplus
|
||||||
|
#include "SERCOM.h"
|
||||||
|
#include "Uart.h"
|
||||||
|
#endif // __cplusplus
|
||||||
|
|
||||||
|
#ifdef __cplusplus
|
||||||
|
extern "C"
|
||||||
|
{
|
||||||
|
#endif // __cplusplus
|
||||||
|
|
||||||
|
/*----------------------------------------------------------------------------
|
||||||
|
* Pins
|
||||||
|
*----------------------------------------------------------------------------*/
|
||||||
|
|
||||||
|
// Number of pins defined in PinDescription array
|
||||||
|
#define PINS_COUNT (37u)
|
||||||
|
#define NUM_DIGITAL_PINS (37u)
|
||||||
|
|
||||||
|
#define NUM_ANALOG_INPUTS (8u)
|
||||||
|
#define NUM_ANALOG_OUTPUTS (0u)
|
||||||
|
#define analogInputToDigitalPin(p) ((p < 8u) ? (p) + 14u : -1)
|
||||||
|
|
||||||
|
#define digitalPinToPort(P) ( &(PORT->Group[g_APinDescription[P].ulPort]) )
|
||||||
|
#define digitalPinToBitMask(P) ( 1 << g_APinDescription[P].ulPin )
|
||||||
|
//#define analogInPinToBit(P) ( )
|
||||||
|
#define portOutputRegister(port) ( &(port->OUT.reg) )
|
||||||
|
#define portInputRegister(port) ( &(port->IN.reg) )
|
||||||
|
#define portModeRegister(port) ( &(port->DIR.reg) )
|
||||||
|
#define digitalPinHasPWM(P) ( g_APinDescription[P].ulPWMChannel != NOT_ON_PWM || g_APinDescription[P].ulTCChannel != NOT_ON_TIMER )
|
||||||
|
|
||||||
|
/*
|
||||||
|
* digitalPinToTimer(..) is AVR-specific and is not defined for SAMD
|
||||||
|
* architecture. If you need to check if a pin supports PWM you must
|
||||||
|
* use digitalPinHasPWM(..).
|
||||||
|
*
|
||||||
|
* https://github.com/arduino/Arduino/issues/1833
|
||||||
|
*/
|
||||||
|
// #define digitalPinToTimer(P)
|
||||||
|
|
||||||
|
// LEDs
|
||||||
|
#define PIN_LED_13 (13u)
|
||||||
|
//#define PIN_LED_RXL (25u)
|
||||||
|
//#define PIN_LED_TXL (26u)
|
||||||
|
#define PIN_LED PIN_LED_13
|
||||||
|
#define PIN_LED2 PIN_LED_RXL
|
||||||
|
#define PIN_LED3 PIN_LED_TXL
|
||||||
|
#define LED_BUILTIN PIN_LED_13
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Analog pins
|
||||||
|
*/
|
||||||
|
#define PIN_A0 (14ul)
|
||||||
|
#define PIN_A1 (PIN_A0+1)
|
||||||
|
#define PIN_A2 (PIN_A0+2)
|
||||||
|
#define PIN_A3 (PIN_A0+3)
|
||||||
|
#define PIN_A4 (PIN_A0+4)
|
||||||
|
#define PIN_A5 (PIN_A0+5)
|
||||||
|
#define PIN_A6 (PIN_A0+6)
|
||||||
|
#define PIN_A7 (PIN_A0+7)
|
||||||
|
|
||||||
|
|
||||||
|
static const uint8_t A0 = PIN_A0 ;
|
||||||
|
static const uint8_t A1 = PIN_A1 ;
|
||||||
|
static const uint8_t A2 = PIN_A2 ;
|
||||||
|
static const uint8_t A3 = PIN_A3 ;
|
||||||
|
static const uint8_t A4 = PIN_A4 ;
|
||||||
|
static const uint8_t A5 = PIN_A5 ;
|
||||||
|
static const uint8_t A6 = PIN_A6 ;
|
||||||
|
static const uint8_t A7 = PIN_A7 ;
|
||||||
|
|
||||||
|
|
||||||
|
#define ADC_RESOLUTION 12
|
||||||
|
|
||||||
|
// Other pins
|
||||||
|
#define PIN_ATRF_RESETN (27u)
|
||||||
|
#define PIN_ATRF_CLKM (28u)
|
||||||
|
#define PIN_ATRF_SCLK (29u)
|
||||||
|
#define PIN_ATRF_MISO (30u)
|
||||||
|
#define PIN_ATRF_MOSI (31u)
|
||||||
|
#define PIN_ATRF_SEL (32u)
|
||||||
|
#define PIN_ATRF_IRQ (33u)
|
||||||
|
#define PIN_ATRF_SLPTR (34u)
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Serial interfaces
|
||||||
|
*/
|
||||||
|
|
||||||
|
// Serial1 on SERCOM0
|
||||||
|
#define PIN_SERIAL1_RX (1ul)
|
||||||
|
#define PIN_SERIAL1_TX (0ul)
|
||||||
|
#define PAD_SERIAL1_TX (UART_TX_PAD_0)
|
||||||
|
#define PAD_SERIAL1_RX (SERCOM_RX_PAD_1)
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SPI Interfaces
|
||||||
|
*/
|
||||||
|
#define SPI_INTERFACES_COUNT 3
|
||||||
|
|
||||||
|
// "external" SPI, used for sensors, displays, available to user
|
||||||
|
#define PIN_SPI_SCK (24u)
|
||||||
|
#define PIN_SPI_MOSI (25u)
|
||||||
|
#define PIN_SPI_MISO (26u)
|
||||||
|
#define PERIPH_SPI sercom5
|
||||||
|
#define PAD_SPI_TX SPI_PAD_2_SCK_3
|
||||||
|
#define PAD_SPI_RX SERCOM_RX_PAD_1
|
||||||
|
|
||||||
|
static const uint8_t SS = PIN_A2 ; // SERCOM4 last PAD is present on A2 but HW SS isn't used. Set here only for reference.
|
||||||
|
static const uint8_t MOSI = PIN_SPI_MOSI ;
|
||||||
|
static const uint8_t MISO = PIN_SPI_MISO ;
|
||||||
|
static const uint8_t SCK = PIN_SPI_SCK ;
|
||||||
|
|
||||||
|
// "internal" SPI #1, used for SPI FLASH only!
|
||||||
|
#define PIN_SPI1_SCK (2u)
|
||||||
|
#define PIN_SPI1_MOSI (4u)
|
||||||
|
#define PIN_SPI1_MISO (3u)
|
||||||
|
#define PERIPH_SPI1 sercom1
|
||||||
|
#define PAD_SPI1_TX SPI_PAD_3_SCK_1
|
||||||
|
#define PAD_SPI1_RX SERCOM_RX_PAD_2
|
||||||
|
|
||||||
|
static const uint8_t SS1 = 7; // CS for flash
|
||||||
|
static const uint8_t MOSI1 = PIN_SPI1_MOSI ;
|
||||||
|
static const uint8_t MISO1 = PIN_SPI1_MISO ;
|
||||||
|
static const uint8_t SCK1 = PIN_SPI1_SCK ;
|
||||||
|
|
||||||
|
// "internal" SPI #2, used for AT86RF233 only!
|
||||||
|
#define PIN_SPI2_MISO PIN_ATRF_MISO
|
||||||
|
#define PIN_SPI2_MOSI PIN_ATRF_MOSI
|
||||||
|
#define PIN_SPI2_SCK PIN_ATRF_SCLK
|
||||||
|
#define PIN_SPI2_SEL PIN_ATRF_SEL
|
||||||
|
#define PERIPH_SPI2 sercom4
|
||||||
|
#define PAD_SPI2_TX SPI_PAD_2_SCK_3
|
||||||
|
#define PAD_SPI2_RX SERCOM_RX_PAD_0
|
||||||
|
|
||||||
|
static const uint8_t SS2 = PIN_SPI2_SEL ;
|
||||||
|
static const uint8_t MOSI2 = PIN_SPI2_MOSI ;
|
||||||
|
static const uint8_t MISO2 = PIN_SPI2_MISO ;
|
||||||
|
static const uint8_t SCK2 = PIN_SPI2_SCK ;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Wire Interfaces
|
||||||
|
*/
|
||||||
|
#define WIRE_INTERFACES_COUNT 1
|
||||||
|
|
||||||
|
#define PIN_WIRE_SDA (22u)
|
||||||
|
#define PIN_WIRE_SCL (23u)
|
||||||
|
#define PERIPH_WIRE sercom2
|
||||||
|
#define WIRE_IT_HANDLER SERCOM2_Handler
|
||||||
|
|
||||||
|
static const uint8_t SDA = PIN_WIRE_SDA;
|
||||||
|
static const uint8_t SCL = PIN_WIRE_SCL;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* USB
|
||||||
|
*/
|
||||||
|
#define PIN_USB_DM (38ul)
|
||||||
|
#define PIN_USB_DP (39ul)
|
||||||
|
#define PIN_USB_HOST_ENABLE (8ul)
|
||||||
|
|
||||||
|
#ifdef __cplusplus
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/*----------------------------------------------------------------------------
|
||||||
|
* Arduino objects - C++ only
|
||||||
|
*----------------------------------------------------------------------------*/
|
||||||
|
|
||||||
|
#ifdef __cplusplus
|
||||||
|
|
||||||
|
/* =========================
|
||||||
|
* ===== SERCOM DEFINITION
|
||||||
|
* =========================
|
||||||
|
*/
|
||||||
|
extern SERCOM sercom0;
|
||||||
|
extern SERCOM sercom1;
|
||||||
|
extern SERCOM sercom2;
|
||||||
|
extern SERCOM sercom3;
|
||||||
|
extern SERCOM sercom4;
|
||||||
|
extern SERCOM sercom5;
|
||||||
|
|
||||||
|
extern Uart Serial1;
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// These serial port names are intended to allow libraries and architecture-neutral
|
||||||
|
// sketches to automatically default to the correct port name for a particular type
|
||||||
|
// of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
|
||||||
|
// the first hardware serial port whose RX/TX pins are not dedicated to another use.
|
||||||
|
//
|
||||||
|
// SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor
|
||||||
|
//
|
||||||
|
// SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial
|
||||||
|
//
|
||||||
|
// SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library
|
||||||
|
//
|
||||||
|
// SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins.
|
||||||
|
//
|
||||||
|
// SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX
|
||||||
|
// pins are NOT connected to anything by default.
|
||||||
|
#define SERIAL_PORT_USBVIRTUAL Serial
|
||||||
|
#define SERIAL_PORT_MONITOR Serial
|
||||||
|
// Serial has no physical pins broken out, so it's not listed as HARDWARE port
|
||||||
|
#define SERIAL_PORT_HARDWARE Serial1
|
||||||
|
#define SERIAL_PORT_HARDWARE_OPEN Serial1
|
||||||
|
|
||||||
|
#endif /* _VARIANT_FEATHER_RADIOFRUIT_ */
|
||||||
Loading…
Reference in a new issue