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+// Display Library for SPI e-paper panels from Dalian Good Display and boards from Waveshare.
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+// Requires HW SPI and Adafruit_GFX. Caution: these e-papers require 3.3V supply AND data lines!
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+//
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+// based on Demo Example from Good Display: http://www.e-paper-display.com/download_list/downloadcategoryid=34&isMode=false.html
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+// Panel: SE0420NQ04 : origin unknown
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+// Controller: UC8276C : found here : https://www.laskakit.cz/user/related_files/uc8276.pdf or https://github.com/CursedHardware/epd-driver-ic
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+//
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+// Author: Jean-Marc Zingg
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+//
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+// Version: see library.properties
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+//
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+// Library: https://github.com/ZinggJM/GxEPD2
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+
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+#include "GxEPD2_420_SE0420NQ04.h"
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+
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+GxEPD2_420_SE0420NQ04::GxEPD2_420_SE0420NQ04(int16_t cs, int16_t dc, int16_t rst, int16_t busy) :
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+ GxEPD2_EPD(cs, dc, rst, busy, LOW, 10000000, WIDTH, HEIGHT, panel, hasColor, hasPartialUpdate, hasFastPartialUpdate)
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+{
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+}
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+
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+void GxEPD2_420_SE0420NQ04::clearScreen(uint8_t value)
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+{
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+ writeScreenBuffer(value);
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+ refresh(true);
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+ writeScreenBuffer(value);
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+}
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+
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+void GxEPD2_420_SE0420NQ04::writeScreenBuffer(uint8_t value)
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+{
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+ _initial_write = false; // initial full screen buffer clean done
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+ if (!_using_partial_mode) _Init_Part();
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+ if (_initial_refresh)
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+ {
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+ _writeCommand(0x10); // init old data
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+ _startTransfer();
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+ for (uint32_t i = 0; i < uint32_t(WIDTH) * uint32_t(HEIGHT) / 8; i++)
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+ {
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+ _transfer(value);
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+ }
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+ _endTransfer();
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+ }
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+ _writeCommand(0x13);
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+ _startTransfer();
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+ for (uint32_t i = 0; i < uint32_t(WIDTH) * uint32_t(HEIGHT) / 8; i++)
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+ {
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+ _transfer(value);
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+ }
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+ _endTransfer();
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+}
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+
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+void GxEPD2_420_SE0420NQ04::writeImage(const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ if (_initial_write) writeScreenBuffer(); // initial full screen buffer clean
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+ delay(1); // yield() to avoid WDT on ESP8266 and ESP32
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+ int16_t wb = (w + 7) / 8; // width bytes, bitmaps are padded
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+ x -= x % 8; // byte boundary
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+ w = wb * 8; // byte boundary
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+ int16_t x1 = x < 0 ? 0 : x; // limit
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+ int16_t y1 = y < 0 ? 0 : y; // limit
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+ int16_t w1 = x + w < int16_t(WIDTH) ? w : int16_t(WIDTH) - x; // limit
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+ int16_t h1 = y + h < int16_t(HEIGHT) ? h : int16_t(HEIGHT) - y; // limit
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+ int16_t dx = x1 - x;
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+ int16_t dy = y1 - y;
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+ w1 -= dx;
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+ h1 -= dy;
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+ if ((w1 <= 0) || (h1 <= 0)) return;
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+ if (!_using_partial_mode) _Init_Part();
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+ //uint32_t start = micros();
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+ _writeCommand(0x91); // partial in
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+ _setPartialRamArea(x1, y1, w1, h1);
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+ _writeCommand(0x13);
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+ _startTransfer();
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+ for (int16_t i = 0; i < h1; i++)
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+ {
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+ for (int16_t j = 0; j < w1 / 8; j++)
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+ {
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+ uint8_t data;
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+ // use wb, h of bitmap for index!
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+ int16_t idx = mirror_y ? j + dx / 8 + ((h - 1 - (i + dy))) * wb : j + dx / 8 + (i + dy) * wb;
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+ if (pgm)
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+ {
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+#if defined(__AVR) || defined(ESP8266) || defined(ESP32)
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+ data = pgm_read_byte(&bitmap[idx]);
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+#else
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+ data = bitmap[idx];
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+#endif
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+ }
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+ else
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+ {
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+ data = bitmap[idx];
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+ }
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+ if (invert) data = ~data;
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+ _transfer(data);
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+ }
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+ }
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+ _endTransfer();
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+ _writeCommand(0x92); // partial out
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+ //Serial.print("GxEPD2_420_SE0420NQ04::writeImage took "); Serial.println(micros() - start);
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+ delay(1); // yield() to avoid WDT on ESP8266 and ESP32
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+}
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+
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+void GxEPD2_420_SE0420NQ04::writeImagePart(const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
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+ int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ if (_initial_write) writeScreenBuffer(); // initial full screen buffer clean
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+ delay(1); // yield() to avoid WDT on ESP8266 and ESP32
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+ if ((w_bitmap < 0) || (h_bitmap < 0) || (w < 0) || (h < 0)) return;
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+ if ((x_part < 0) || (x_part >= w_bitmap)) return;
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+ if ((y_part < 0) || (y_part >= h_bitmap)) return;
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+ int16_t wb_bitmap = (w_bitmap + 7) / 8; // width bytes, bitmaps are padded
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+ x_part -= x_part % 8; // byte boundary
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+ w = w_bitmap - x_part < w ? w_bitmap - x_part : w; // limit
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+ h = h_bitmap - y_part < h ? h_bitmap - y_part : h; // limit
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+ x -= x % 8; // byte boundary
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+ w = 8 * ((w + 7) / 8); // byte boundary, bitmaps are padded
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+ int16_t x1 = x < 0 ? 0 : x; // limit
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+ int16_t y1 = y < 0 ? 0 : y; // limit
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+ int16_t w1 = x + w < int16_t(WIDTH) ? w : int16_t(WIDTH) - x; // limit
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+ int16_t h1 = y + h < int16_t(HEIGHT) ? h : int16_t(HEIGHT) - y; // limit
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+ int16_t dx = x1 - x;
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+ int16_t dy = y1 - y;
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+ w1 -= dx;
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+ h1 -= dy;
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+ if ((w1 <= 0) || (h1 <= 0)) return;
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+ if (!_using_partial_mode) _Init_Part();
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+ _writeCommand(0x91); // partial in
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+ _setPartialRamArea(x1, y1, w1, h1);
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+ _writeCommand(0x13);
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+ _startTransfer();
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+ for (int16_t i = 0; i < h1; i++)
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+ {
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+ for (int16_t j = 0; j < w1 / 8; j++)
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+ {
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+ uint8_t data;
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+ // use wb_bitmap, h_bitmap of bitmap for index!
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+ int16_t idx = mirror_y ? x_part / 8 + j + dx / 8 + ((h_bitmap - 1 - (y_part + i + dy))) * wb_bitmap : x_part / 8 + j + dx / 8 + (y_part + i + dy) * wb_bitmap;
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+ if (pgm)
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+ {
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+#if defined(__AVR) || defined(ESP8266) || defined(ESP32)
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+ data = pgm_read_byte(&bitmap[idx]);
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+#else
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+ data = bitmap[idx];
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+#endif
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+ }
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+ else
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+ {
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+ data = bitmap[idx];
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+ }
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+ if (invert) data = ~data;
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+ _transfer(data);
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+ }
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+ }
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+ _endTransfer();
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+ _writeCommand(0x92); // partial out
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+ delay(1); // yield() to avoid WDT on ESP8266 and ESP32
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+}
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+
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+void GxEPD2_420_SE0420NQ04::writeImage(const uint8_t* black, const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ if (black)
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+ {
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+ writeImage(black, x, y, w, h, invert, mirror_y, pgm);
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+ }
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+}
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+
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+void GxEPD2_420_SE0420NQ04::writeImagePart(const uint8_t* black, const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
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+ int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ if (black)
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+ {
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+ writeImagePart(black, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
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+ }
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+}
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+
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+void GxEPD2_420_SE0420NQ04::writeNative(const uint8_t* data1, const uint8_t* data2, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ if (data1)
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+ {
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+ writeImage(data1, x, y, w, h, invert, mirror_y, pgm);
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+ }
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+}
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+
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+void GxEPD2_420_SE0420NQ04::drawImage(const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ writeImage(bitmap, x, y, w, h, invert, mirror_y, pgm);
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+ refresh(x, y, w, h);
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+ writeImage(bitmap, x, y, w, h, invert, mirror_y, pgm);
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+}
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+
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+void GxEPD2_420_SE0420NQ04::drawImagePart(const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
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+ int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ writeImagePart(bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
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+ refresh(x, y, w, h);
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+ writeImagePart(bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
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+}
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+
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+void GxEPD2_420_SE0420NQ04::drawImage(const uint8_t* black, const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ writeImage(black, color, x, y, w, h, invert, mirror_y, pgm);
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+ refresh(x, y, w, h);
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+ writeImage(black, color, x, y, w, h, invert, mirror_y, pgm);
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+}
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+
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+void GxEPD2_420_SE0420NQ04::drawImagePart(const uint8_t* black, const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
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+ int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ writeImagePart(black, color, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
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+ refresh(x, y, w, h);
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+ writeImagePart(black, color, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
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+}
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+
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+void GxEPD2_420_SE0420NQ04::drawNative(const uint8_t* data1, const uint8_t* data2, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
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+{
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+ writeNative(data1, data2, x, y, w, h, invert, mirror_y, pgm);
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+ refresh(x, y, w, h);
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+ writeNative(data1, data2, x, y, w, h, invert, mirror_y, pgm);
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+}
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+
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+void GxEPD2_420_SE0420NQ04::refresh(bool partial_update_mode)
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+{
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+ if (partial_update_mode) refresh(0, 0, WIDTH, HEIGHT);
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+ else
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+ {
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+ if (_using_partial_mode) _Init_Full();
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+ _Update_Full();
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+ _initial_refresh = false; // initial full update done
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+ }
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+}
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+
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+void GxEPD2_420_SE0420NQ04::refresh(int16_t x, int16_t y, int16_t w, int16_t h)
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+{
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+ if (_initial_refresh) return refresh(false); // initial update needs be full update
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+ // intersection with screen
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+ int16_t w1 = x < 0 ? w + x : w; // reduce
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+ int16_t h1 = y < 0 ? h + y : h; // reduce
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+ int16_t x1 = x < 0 ? 0 : x; // limit
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+ int16_t y1 = y < 0 ? 0 : y; // limit
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+ w1 = x1 + w1 < int16_t(WIDTH) ? w1 : int16_t(WIDTH) - x1; // limit
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+ h1 = y1 + h1 < int16_t(HEIGHT) ? h1 : int16_t(HEIGHT) - y1; // limit
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+ if ((w1 <= 0) || (h1 <= 0)) return;
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+ // make x1, w1 multiple of 8
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+ w1 += x1 % 8;
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+ if (w1 % 8 > 0) w1 += 8 - w1 % 8;
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+ x1 -= x1 % 8;
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+ if (!_using_partial_mode) _Init_Part();
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+ if (usePartialUpdateWindow) _writeCommand(0x91); // partial in
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+ _setPartialRamArea(x1, y1, w1, h1);
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+ _Update_Part();
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+ if (usePartialUpdateWindow) _writeCommand(0x92); // partial out
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+}
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+
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+void GxEPD2_420_SE0420NQ04::powerOff(void)
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+{
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+ _PowerOff();
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+}
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+
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+void GxEPD2_420_SE0420NQ04::hibernate()
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+{
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+ _PowerOff();
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+ if (_rst >= 0)
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+ {
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+ _writeCommand(0x07); // deep sleep
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+ _writeData(0xA5); // check code
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+ _hibernating = true;
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+ }
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+}
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+
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+void GxEPD2_420_SE0420NQ04::_setPartialRamArea(uint16_t x, uint16_t y, uint16_t w, uint16_t h)
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+{
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+ uint16_t xe = (x + w - 1) | 0x0007; // byte boundary inclusive (last byte)
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+ uint16_t ye = y + h - 1;
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+ x &= 0xFFF8; // byte boundary
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+ _writeCommand(0x90); // partial window
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+ _writeData(x / 256);
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+ _writeData(x % 256);
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+ _writeData(xe / 256);
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+ _writeData(xe % 256);
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+ _writeData(y / 256);
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+ _writeData(y % 256);
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+ _writeData(ye / 256);
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+ _writeData(ye % 256);
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+ _writeData(0x01); // don't see any difference
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+ //_writeData(0x00); // don't see any difference
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+}
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+
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+void GxEPD2_420_SE0420NQ04::_PowerOn()
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+{
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+ if (!_power_is_on)
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+ {
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+ _writeCommand(0x04);
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+ _waitWhileBusy("_PowerOn", power_on_time);
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+ }
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+ _power_is_on = true;
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+}
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+
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+void GxEPD2_420_SE0420NQ04::_PowerOff()
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+{
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+ _writeCommand(0x02); // power off
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+ _waitWhileBusy("_PowerOff", power_off_time);
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+ _power_is_on = false;
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+ _using_partial_mode = false;
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+}
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+
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+void GxEPD2_420_SE0420NQ04::_InitDisplay()
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+{
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+#if 1
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+ if (_hibernating) _reset();
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+ _writeCommand(0x00);
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+ _writeData(0x3F); //bit 3:Gate scan direction bit 2:Source shift direction;
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+ _writeData(0xca);
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+ _writeCommand(0x01);
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+ _writeData(0x03);
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+ _writeData(0x10);
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+ _writeData(0x3f);
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+ _writeData(0x3f);
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+ _writeData(0x03);
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+ _writeCommand(0x06);
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+ _writeData(0xE7);
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+ _writeData(0xE7);
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+ _writeData(0x3D);
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+ _writeCommand(0X60); // TCON SETTING (TCON)
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+ _writeData(0x22);
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+ _writeCommand(0x82); // vcom
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+ _writeData(0x00);
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+ _writeCommand(0x30); //
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+ _writeData(0x09); // 50HZ
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+ _writeCommand(0xE3); //
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+ _writeData(0x88); //
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+ _writeCommand(0x61); // Resolution setting
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+ _writeData(0x01);
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+ _writeData(0x90);
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+ _writeData(0x01);
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+ _writeData(0x2C);
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+ _writeCommand (0X50); //
|
|
|
+ _writeData(0xb7); // Border
|
|
|
+#else
|
|
|
+ if (_hibernating) _reset();
|
|
|
+ _writeCommand(0x01); // POWER SETTING
|
|
|
+ _writeData (0x03); // VDS_EN, VDG_EN internal
|
|
|
+ _writeData (0x00); // VCOM_HV, VGHL_LV=16V
|
|
|
+ _writeData (0x2b); // VDH=11V
|
|
|
+ _writeData (0x2b); // VDL=11V
|
|
|
+ _writeCommand(0x06); // boost soft start
|
|
|
+ _writeData (0x17); // A
|
|
|
+ _writeData (0x17); // B
|
|
|
+ _writeData (0x17); // C
|
|
|
+ _writeCommand(0x00); // panel setting
|
|
|
+ _writeData(0x3f); // 300x400 B/W mode, LUT set by register
|
|
|
+ _writeCommand(0x30); // PLL setting
|
|
|
+ _writeData (0x3a); // 3a 100HZ 29 150Hz 39 200HZ 31 171HZ
|
|
|
+ _writeCommand(0x61); // resolution setting
|
|
|
+ _writeData (WIDTH / 256);
|
|
|
+ _writeData (WIDTH % 256);
|
|
|
+ _writeData (HEIGHT / 256);
|
|
|
+ _writeData (HEIGHT % 256);
|
|
|
+ _writeCommand(0x82); // vcom_DC setting
|
|
|
+ //_writeData (0x08); // -0.1 + 8 * -0.05 = -0.5V from demo
|
|
|
+ _writeData (0x12); // -0.1 + 18 * -0.05 = -1.0V from OTP, slightly better
|
|
|
+ //_writeData (0x1c); // -0.1 + 28 * -0.05 = -1.5V test, worse
|
|
|
+ _writeCommand(0x50); // VCOM AND DATA INTERVAL SETTING
|
|
|
+ //_writeData(0x97); // WBmode:VBDF 17|D7 VBDW 97 VBDB 57 WBRmode:VBDF F7 VBDW 77 VBDB 37 VBDR B7
|
|
|
+ _writeData(0xd7); // border floating to avoid flashing
|
|
|
+#endif
|
|
|
+}
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_20_vcom0_full[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x19, 0x19, 0x19, 0x19, 0x01, 0x01,
|
|
|
+ 0x01, 0x19, 0x19, 0x19, 0x01, 0x01, 0x01,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_21_ww_full[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x59, 0x99, 0x59, 0x99, 0x01, 0x01,
|
|
|
+ 0x01, 0x59, 0x99, 0x19, 0x01, 0x01, 0x01,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_22_bw_full[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x59, 0x99, 0x59, 0x99, 0x01, 0x01,
|
|
|
+ 0x01, 0x59, 0x99, 0x19, 0x01, 0x01, 0x01,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_23_wb_full[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x19, 0x99, 0x59, 0x99, 0x01, 0x01,
|
|
|
+ 0x01, 0x59, 0x99, 0x59, 0x01, 0x01, 0x01,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_24_bb_full[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x19, 0x99, 0x59, 0x99, 0x01, 0x01,
|
|
|
+ 0x01, 0x59, 0x99, 0x59, 0x01, 0x01, 0x01,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+// partial update waveform
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_20_vcom0_partial[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x14, 0x02, 0x00, 0x00, 0x01, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_21_ww_partial[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x14, 0x82, 0x00, 0x00, 0x01, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_22_bw_partial[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x94, 0x82, 0x00, 0x00, 0x01, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_23_wb_partial[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x54, 0x42, 0x00, 0x00, 0x01, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+const unsigned char GxEPD2_420_SE0420NQ04::lut_24_bb_partial[] PROGMEM =
|
|
|
+{
|
|
|
+ 0x01, 0x14, 0x02, 0x00, 0x00, 0x01, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+};
|
|
|
+
|
|
|
+void GxEPD2_420_SE0420NQ04::_Init_Full()
|
|
|
+{
|
|
|
+ _InitDisplay();
|
|
|
+ _writeCommand(0x20);
|
|
|
+ _writeDataPGM(lut_20_vcom0_full, sizeof(lut_20_vcom0_full));
|
|
|
+ _writeCommand(0x21);
|
|
|
+ _writeDataPGM(lut_21_ww_full, sizeof(lut_21_ww_full));
|
|
|
+ _writeCommand(0x22);
|
|
|
+ _writeDataPGM(lut_22_bw_full, sizeof(lut_22_bw_full));
|
|
|
+ _writeCommand(0x23);
|
|
|
+ _writeDataPGM(lut_23_wb_full, sizeof(lut_23_wb_full));
|
|
|
+ _writeCommand(0x24);
|
|
|
+ _writeDataPGM(lut_24_bb_full, sizeof(lut_24_bb_full));
|
|
|
+ _PowerOn();
|
|
|
+ _using_partial_mode = false;
|
|
|
+}
|
|
|
+
|
|
|
+void GxEPD2_420_SE0420NQ04::_Init_Part()
|
|
|
+{
|
|
|
+ _InitDisplay();
|
|
|
+ _writeCommand(0x20);
|
|
|
+ _writeDataPGM(lut_20_vcom0_partial, sizeof(lut_20_vcom0_partial), 44 - sizeof(lut_20_vcom0_partial));
|
|
|
+ _writeCommand(0x21);
|
|
|
+ _writeDataPGM(lut_21_ww_partial, sizeof(lut_21_ww_partial), 42 - sizeof(lut_21_ww_partial));
|
|
|
+ _writeCommand(0x22);
|
|
|
+ _writeDataPGM(lut_22_bw_partial, sizeof(lut_22_bw_partial), 42 - sizeof(lut_22_bw_partial));
|
|
|
+ _writeCommand(0x23);
|
|
|
+ _writeDataPGM(lut_23_wb_partial, sizeof(lut_23_wb_partial), 42 - sizeof(lut_23_wb_partial));
|
|
|
+ _writeCommand(0x24);
|
|
|
+ _writeDataPGM(lut_24_bb_partial, sizeof(lut_24_bb_partial), 42 - sizeof(lut_24_bb_partial));
|
|
|
+ _PowerOn();
|
|
|
+ _using_partial_mode = true;
|
|
|
+}
|
|
|
+
|
|
|
+void GxEPD2_420_SE0420NQ04::_Update_Full()
|
|
|
+{
|
|
|
+ _writeCommand(0x12); //display refresh
|
|
|
+ _waitWhileBusy("_Update_Full", full_refresh_time);
|
|
|
+}
|
|
|
+
|
|
|
+void GxEPD2_420_SE0420NQ04::_Update_Part()
|
|
|
+{
|
|
|
+ _writeCommand(0x12); //display refresh
|
|
|
+ _waitWhileBusy("_Update_Part", partial_refresh_time);
|
|
|
+}
|
ZinggJM