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Add Gamepad implementation to Central HID Example

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This commit is contained in:
Sky Young 2022-05-16 21:24:50 -06:00
parent 459f7cef16
commit 0f30241ed5
1 changed files with 60 additions and 12 deletions
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72
libraries/Bluefruit52Lib/examples/Central/central_hid/central_hid.ino
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@ -18,21 +18,33 @@
*/
#include <bluefruit.h>
// Polling or callback implementation
#define POLLING 1
/*
* Polling or callback implementation
* 0 = Request data using a poll
* 1 = Use callbacks
*/
#define POLLING 0
/*
* Device Type flag for use in the example
* Change this if you want to demo the Gamepad!
* 0 = Keyboard + Mouse
* 1 = Gamepad
*/
#define DEVICE_TYPE 0
BLEClientHidAdafruit hid;
// Last checked report, to detect if there is changes between reports
hid_keyboard_report_t last_kbd_report = { 0 };
hid_mouse_report_t last_mse_report = { 0 };
hid_gamepad_report_t last_gpd_report = { 0 };
void setup()
{
Serial.begin(115200);
// while ( !Serial ) delay(10); // for nrf52840 with native usb
Serial.println("Bluefruit52 Central HID (Keyboard + Mouse) Example");
Serial.println("Bluefruit52 Central HID (Keyboard + Mouse + Gamepad) Example");
Serial.println("--------------------------------------------------\n");
// Initialize Bluefruit with maximum connections as Peripheral = 0, Central = 1
@ -46,6 +58,7 @@ void setup()
#if POLLING == 0
hid.setKeyboardReportCallback(keyboard_report_callback);
hid.setGamepadReportCallback(gamepad_report_callback);
#endif
// Increase Blink rate to different from PrPh advertising mode
@ -69,7 +82,7 @@ void setup()
Bluefruit.Scanner.restartOnDisconnect(true);
Bluefruit.Scanner.setInterval(160, 80); // in unit of 0.625 ms
Bluefruit.Scanner.filterService(hid); // only report HID service
Bluefruit.Scanner.useActiveScan(false);
Bluefruit.Scanner.useActiveScan(true);
Bluefruit.Scanner.start(0); // 0 = Don't stop scanning after n seconds
}
@ -137,8 +150,11 @@ void connection_secured_callback(uint16_t conn_handle)
Serial.printf("HID Flags : 0x%02X\n", hidInfo[3]);
// BLEClientHidAdafruit currently only supports Boot Protocol Mode
// for Keyboard and Mouse. Let's set the protocol mode on prph to Boot Mode
// for Keyboard and Mouse. If we are using a Keyboard + Mouse,
// let's set the protocol mode on prph to Boot Mode.
#if DEVICE_TYPE == 0
hid.setBootMode(true);
#endif
// Enable Keyboard report notification if present on prph
if ( hid.keyboardPresent() ) hid.enableKeyboard();
@ -146,6 +162,9 @@ void connection_secured_callback(uint16_t conn_handle)
// Enable Mouse report notification if present on prph
if ( hid.mousePresent() ) hid.enableMouse();
// Enable Gamepad report notification if present on prph
if ( hid.gamepadPresent() ) hid.enableGamepad();
Serial.println("Ready to receive from peripheral");
}
}
@ -169,15 +188,26 @@ void loop()
#if POLLING == 1
// nothing to do if hid not discovered
if ( !hid.discovered() ) return;
if ( hid.keyboardPresent() ) {
/*------------- Polling Keyboard -------------*/
hid_keyboard_report_t kbd_report;
/*------------- Polling Keyboard -------------*/
hid_keyboard_report_t kbd_report;
// Get latest report
hid.getKeyboardReport(&kbd_report);
processKeyboardReport(&kbd_report);
// Get latest report
Serial.println("Get report from Keyboard");
hid.getKeyboardReport(&kbd_report);
processKeyboardReport(&kbd_report);
}
if ( hid.gamepadPresent() ) {
/*------------- Polling Gamepad -------------*/
hid_gamepad_report_t gpd_report;
// Get latest report
Serial.println("Get report from Gamepad");
hid.getGamepadReport(&gpd_report);
processGamepadReport(&gpd_report);
}
// polling interval is 5 ms
delay(5);
@ -186,6 +216,24 @@ void loop()
}
void gamepad_report_callback(hid_gamepad_report_t* report)
{
Serial.println("Recieved report from Gamepad");
processGamepadReport(report);
}
void processGamepadReport(hid_gamepad_report_t* report)
{
memcpy(&last_gpd_report, report, sizeof(hid_gamepad_report_t));
Serial.print("Current Gamepad State: Buttons: ");
Serial.print(report->buttons, BIN);
Serial.print(" X: ");
Serial.print(report->x);
Serial.print(" Y: ");
Serial.println(report->y);
}
void keyboard_report_callback(hid_keyboard_report_t* report)
{
processKeyboardReport(report);