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This commit is contained in:
ladyada
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7ceba0d332
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cae2506c50
6 changed files with 54 additions and 45 deletions
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@ -11,19 +11,19 @@
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#ifdef ARDUINO_ADAFRUIT_FEATHER_RP2040_THINKINK // detects if compiling for
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// Feather RP2040 ThinkInk
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#define EPD_DC PIN_EPD_DC // ThinkInk 24-pin connector DC
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#define EPD_CS PIN_EPD_CS // ThinkInk 24-pin connector CS
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#define EPD_BUSY PIN_EPD_BUSY // ThinkInk 24-pin connector Busy
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#define SRAM_CS -1 // use onboard RAM
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#define EPD_RESET PIN_EPD_RESET // ThinkInk 24-pin connector Reset
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#define EPD_SPI &SPI1 // secondary SPI for ThinkInk
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#define EPD_DC PIN_EPD_DC // ThinkInk 24-pin connector DC
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#define EPD_CS PIN_EPD_CS // ThinkInk 24-pin connector CS
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#define EPD_BUSY PIN_EPD_BUSY // ThinkInk 24-pin connector Busy
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#define SRAM_CS -1 // use onboard RAM
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#define EPD_RESET PIN_EPD_RESET // ThinkInk 24-pin connector Reset
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#define EPD_SPI &SPI1 // secondary SPI for ThinkInk
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#else
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#define EPD_DC 10
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#define EPD_CS 9
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#define EPD_BUSY 7 // can set to -1 to not use a pin (will wait a fixed delay)
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#define SRAM_CS 6
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#define EPD_RESET 8 // can set to -1 and share with microcontroller Reset!
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#define EPD_SPI &SPI // primary SPI
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#define EPD_DC 10
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#define EPD_CS 9
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#define EPD_BUSY 7 // can set to -1 to not use a pin (will wait a fixed delay)
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#define SRAM_CS 6
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#define EPD_RESET 8 // can set to -1 and share with microcontroller Reset!
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#define EPD_SPI &SPI // primary SPI
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#endif
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// ThinkInk_154_Grayscale4_T8 display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS,
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@ -31,8 +31,11 @@
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// EPD_CS, SRAM_CS, EPD_BUSY, EPD_SPI);
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// 2.9" Grayscale Featherwing or Breakout:
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ThinkInk_290_Grayscale4_T5 display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, EPD_BUSY,
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EPD_SPI);
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ThinkInk_290_Grayscale4_T5 display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, EPD_BUSY, EPD_SPI);
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// 2.9" Grayscale Featherwing or Breakout with SSD1680
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ThinkInk_290_Grayscale4_T94 display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, EPD_BUSY, EPD_SPI);
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// 4.2" Grayscale display
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// ThinkInk_420_Grayscale4_T2 display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS,
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// EPD_BUSY, EPD_SPI);
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@ -521,9 +521,8 @@ void Adafruit_EPD::EPD_commandList(const uint8_t *init_code) {
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continue;
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}
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if (num_args > sizeof(buf)) {
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Serial.println("ERROR - buf not large enough!");
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while (1)
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delay(10);
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Serial.println("ERROR - buf not large enough, trying to send manually");
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return EPD_command(cmd, init_code, num_args);
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}
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for (int i = 0; i < num_args; i++) {
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@ -20,7 +20,7 @@
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#ifndef _ADAFRUIT_EPD_H_
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#define _ADAFRUIT_EPD_H_
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//#define EPD_DEBUG
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#define EPD_DEBUG
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#define RAMBUFSIZE 64 ///< size of the ram buffer
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@ -139,7 +139,7 @@ void Adafruit_SSD1680::update() {
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uint8_t buf[1];
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// display update sequence
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buf[0] = 0xF4;
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buf[0] = 0xC7;
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EPD_command(SSD1680_DISP_CTRL2, buf, 1);
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EPD_command(SSD1680_MASTER_ACTIVATE);
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@ -169,6 +169,10 @@ void Adafruit_SSD1680::powerUp() {
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}
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EPD_commandList(init_code);
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if (_epd_lut_code) {
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EPD_commandList(_epd_lut_code);
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}
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uint8_t height = HEIGHT;
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if ((height % 8) != 0) {
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height += 8 - (height % 8);
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@ -31,7 +31,7 @@
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#define SSD1680_SET_RAMXCOUNT 0x4E
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#define SSD1680_SET_RAMYCOUNT 0x4F
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#define SSD1680_SET_ANALOGBLOCKCTRL 0x74
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#define SSD1680_SET_DIGITBLOCKCTRL 0x74
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#define SSD1680_SET_DIGITBLOCKCTRL 0x7E
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/**************************************************************************/
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/*!
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@ -4,7 +4,9 @@
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// This file is #included by Adafruit_ThinkInk.h and does not need to
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// #include anything else to pick up the EPD header or ink mode enum.
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const uint8_t ti_290t94_gray4_lut_code[153] = {
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const uint8_t ti_290t94_gray4_lut_code[156] = {
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// gray LUT
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0x32, 153,
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0x40, 0x48, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x8, 0x48, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x2, 0x48, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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@ -23,6 +25,8 @@ const uint8_t ti_290t94_gray4_lut_code[153] = {
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x0, 0x0, 0x0,
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0xFE // EOM
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};
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static const uint8_t ti_290t94_monofull_init_code[] {
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@ -44,15 +48,19 @@ static const uint8_t ti_290t94_monofull_init_code[] {
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};
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static const uint8_t ti_290t94_grayfull_init_code[] {
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static const uint8_t ti_290t94_gray4_init_code[] {
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SSD1680_SW_RESET, 0, // soft reset
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0xFF, 20, // busy wait
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SSD1680_SET_ANALOGBLOCKCTRL, 1, 0x54, //set analog block control
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SSD1680_SET_DIGITBLOCKCTRL, 1, 0x3B, //set digital block control
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SSD1680_DRIVER_CONTROL, 3, 0x27, 0x01, 0x00, //Driver output control
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SSD1680_DATA_MODE, 1, 0x01, //data entry mode
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SSD1680_DATA_MODE, 1, 0x03, //data entry mode
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SSD1680_SET_RAMXPOS, 2, 0x00, 0x0F, //set Ram-X address start/end position
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SSD1680_SET_RAMYPOS, 4, 0x27, 0x01, 0x00, 0x00, //set Ram-Y address start/end position
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SSD1680_WRITE_BORDER, 1, 0x00, //BorderWavefrom
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SSD1680_WRITE_VCOM, 1, 0x1C,
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@ -60,29 +68,12 @@ static const uint8_t ti_290t94_grayfull_init_code[] {
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SSD1680_GATE_VOLTAGE, 1, 0x17, //VGH
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SSD1680_SOURCE_VOLTAGE, 3, 0x41, 0x0, 0x32, // VSH1, VSH2, VSL
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// gray LUT
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0x32, 153, 0x40, 0x48, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x8, 0x48, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x2, 0x48, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x20, 0x48, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0xA, 0x19, 0x0, 0x3, 0x8, 0x0, 0x0,
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0x14, 0x1, 0x0, 0x14, 0x1, 0x0, 0x3,
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0xA, 0x3, 0x0, 0x8, 0x19, 0x0, 0x0,
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0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x0, 0x0, 0x0,
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SSD1680_DISP_CTRL1, 2, 0x00, 0x80, //Display update control
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//SSD1680_TEMP_CONTROL, 1, 0x80, //Read built-in temperature sensor
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SSD1680_SET_RAMXCOUNT, 1, 0x00, //set RAM x address count to 0
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SSD1680_SET_RAMYCOUNT, 2, 0x27, 0x01, //set RAM y address count to 0X199
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0xFE // EOM
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};
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@ -104,7 +95,20 @@ public:
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inkmode = mode; // Preserve ink mode for ImageReader or others
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if (mode == THINKINK_MONO) {
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if (mode == THINKINK_GRAYSCALE4) {
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_xram_offset = 0;
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_epd_init_code = ti_290t94_gray4_init_code;
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_epd_lut_code = ti_290t94_gray4_lut_code;
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layer_colors[EPD_WHITE] = 0b00;
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layer_colors[EPD_BLACK] = 0b11;
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layer_colors[EPD_RED] = 0b01;
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layer_colors[EPD_GRAY] = 0b10;
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layer_colors[EPD_LIGHT] = 0b01;
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layer_colors[EPD_DARK] = 0b10;
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default_refresh_delay = 2000;
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} else if (mode == THINKINK_MONO) {
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_xram_offset = 0;
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_epd_init_code = ti_290t94_monofull_init_code;
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@ -119,7 +123,6 @@ public:
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default_refresh_delay = 500;
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}
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setRotation(0);
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powerDown();
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}
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