biiig tricolor

Author: ladyada

examples/ThinkInk_tricolor/ThinkInk_tricolor.ino

@@ -92,9 +92,11 @@ ThinkInk_213_Tricolor_RW display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, EPD_BUSY,
 // ThinkInk_420_Tricolor_MFGNR display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, 
 //                                     EPD_BUSY, EPD_SPI);
 
-// 5.83 Tricolor displays with 648 x 480 pixels and UC8179 chipset
+// 5.83 Tricolor displays with 648x480 pixels and UC8179 chipset
 // ThinkInk_583_Tricolor_AABMFGNR display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, EPD_BUSY, EPD_SPI);
 
+// 7.5" Tricolor displays with 800x480 pixels and UC8179 chipset
+// ThinkInk_750_Tricolor_AABMFGNR display(EPD_DC, EPD_RESET, EPD_CS, SRAM_CS, EPD_BUSY, EPD_SPI);
 
 
 void setup() {

src/Adafruit_ThinkInk.h

@@ -44,5 +44,6 @@
 #include "panels/ThinkInk_420_Tricolor_MFGNR.h"
 #include "panels/ThinkInk_583_Mono_AAAMFGN.h"
 #include "panels/ThinkInk_583_Tricolor_AABMFGNR.h"
+#include "panels/ThinkInk_750_Tricolor_AABMFGNR.h"
 
 #endif // _ADAFRUIT_THINKINK_H_

src/panels/ThinkInk_583_Mono_AAAMFGN.h

@@ -3,6 +3,30 @@
 
 #include "Adafruit_EPD.h"
 
+const uint8_t uc8179_mono_init_code[] {
+    UC8179_POWERSETTING, 4, 
+	0x07, // VGH=20V
+	0x07, // VGL=-20V
+	0x3F, // VDH=15V
+	0x3F, // VDL=-15V
+
+    UC8179_POWERON, 0,
+	0xFF, 100,          // busy wait
+	
+	UC8179_PANELSETTING, 1,
+	0b010111, // BW OTP LUT
+
+    UC8179_TRES, 4,
+	0x02, 0x88, 0x01, 0xE0,
+	
+	UC8179_DUALSPI, 1, 0x00,
+
+    UC8179_WRITE_VCOM, 2, 0x10, 0x07,
+    UC8179_TCON, 1, 0x22,
+
+    0xFE};
+
+
 class ThinkInk_583_Mono_AAAMFGN : public Adafruit_UC8179 {
  private:
  public:
@@ -20,6 +44,8 @@ class ThinkInk_583_Mono_AAAMFGN : public Adafruit_UC8179 {
     setColorBuffer(1, false); // layer 1 uninverted
     setBlackBuffer(1, false); // only one buffer
 
+    _epd_init_code = uc8179_mono_init_code;
+
     layer_colors[EPD_WHITE] = 0b00;
     layer_colors[EPD_BLACK] = 0b01;
     layer_colors[EPD_RED] = 0b10;

src/panels/ThinkInk_750_Tricolor_AABMFGNR.h

@@ -0,0 +1,67 @@
+#ifndef _THINKINK_750_TRI_AABMFGNR_H
+#define _THINKINK_750_TRI_AABMFGNR_H
+
+#include "Adafruit_EPD.h"
+
+// clang-format off
+
+const uint8_t uc8179_750_tricolor_init_code[] {
+    UC8179_POWERSETTING, 4, 
+	0x07, // VGH=20V
+	0x07, // VGL=-20V
+	0x3F, // VDH=15V
+	0x3F, // VDL=-15V
+
+    UC8179_POWERON, 0,
+	0xFF, 100,          // busy wait
+	
+	UC8179_PANELSETTING, 1,
+	0b000111, // Tricolor OTP LUT
+
+    UC8179_TRES, 4,
+	0x03, 0x20, 0x01, 0xE0,
+	
+	UC8179_DUALSPI, 1, 0x00,
+
+    UC8179_WRITE_VCOM, 2, 0x90, 0x07,
+    UC8179_TCON, 1, 0x22,
+
+    0xFE};
+
+// clang-format on
+
+
+class ThinkInk_750_Tricolor_AABMFGNR : public Adafruit_UC8179 {
+ private:
+ public:
+  ThinkInk_750_Tricolor_AABMFGNR(int16_t SID, int16_t SCLK, int16_t DC, int16_t RST,
+                        int16_t CS, int16_t SRCS, int16_t MISO,
+                        int16_t BUSY = -1)
+      : Adafruit_UC8179(800, 480, SID, SCLK, DC, RST, CS, SRCS, MISO, BUSY){};
+
+  ThinkInk_750_Tricolor_AABMFGNR(int16_t DC, int16_t RST, int16_t CS, int16_t SRCS,
+                        int16_t BUSY = -1, SPIClass* spi = &SPI)
+      : Adafruit_UC8179(800, 480, DC, RST, CS, SRCS, BUSY, spi){};
+
+  void begin(thinkinkmode_t mode = THINKINK_TRICOLOR) {
+    Adafruit_EPD::begin(true);
+
+    setBlackBuffer(0, false);
+    setColorBuffer(1, false);
+
+    _epd_init_code = uc8179_750_tricolor_init_code;
+
+    layer_colors[EPD_WHITE] = 0b00;
+    layer_colors[EPD_BLACK] = 0b01;
+    layer_colors[EPD_RED] = 0b10;
+    layer_colors[EPD_GRAY] = 0b10;
+    layer_colors[EPD_LIGHT] = 0b00;
+    layer_colors[EPD_DARK] = 0b01;
+
+    default_refresh_delay = 13000;
+    setRotation(0);
+    // DO NOT power down again!
+  };
+};
+
+#endif // _THINKINK_750_TRI_AABMFGNR