Updated screenshots and .gitignore of HelloWorld (#291)
* T-Deck Pro work in progress * Add .gitignore to HelloWorld
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Ken Van Hoeylandt
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GitHub
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commit
6de0f442fb
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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: the e-paper panels require 3.3V supply AND data lines!
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//
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// based on Demo Example from Good Display: https://www.good-display.com/product/426.html
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// Panel: GDEQ031T10 : https://www.good-display.com/product/426.html
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// Controller: UC8253 : https://v4.cecdn.yun300.cn/100001_1909185148/UC8253.pdf
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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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#include "GxEPD2_310_GDEQ031T10.h"
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#include <Tactility/kernel/Kernel.h>
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constexpr uint32_t LOW = 0;
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constexpr uint32_t HIGH = 1;
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GxEPD2_310_GDEQ031T10::GxEPD2_310_GDEQ031T10(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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void GxEPD2_310_GDEQ031T10::clearScreen(uint8_t value) {
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// full refresh needed for all cases (previous != screen)
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_writeScreenBuffer(0x10, value); // set previous
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_writeScreenBuffer(0x13, value); // set current
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refresh(false); // full refresh
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_initial_write = false;
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}
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void GxEPD2_310_GDEQ031T10::writeScreenBuffer(uint8_t value) {
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if (_initial_write) return clearScreen(value);
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_writeScreenBuffer(0x13, value); // set current
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}
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void GxEPD2_310_GDEQ031T10::writeScreenBufferAgain(uint8_t value) {
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_writeScreenBuffer(0x10, value); // set previous
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//_writeScreenBuffer(0x13, value); // set current, not needed
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}
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void GxEPD2_310_GDEQ031T10::_writeScreenBuffer(uint8_t command, uint8_t value) {
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if (!_init_display_done) _InitDisplay();
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_writeCommand(command);
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_startTransfer();
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for (uint32_t i = 0; i < uint32_t(WIDTH) * uint32_t(HEIGHT) / 8; i++) { _transfer(value); }
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_endTransfer();
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}
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void GxEPD2_310_GDEQ031T10::writeImage(const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm) { _writeImage(0x13, bitmap, x, y, w, h, invert, mirror_y, pgm); }
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void GxEPD2_310_GDEQ031T10::writeImageForFullRefresh(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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_writeImage(0x10, bitmap, x, y, w, h, invert, mirror_y, pgm); // set previous
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_writeImage(0x13, bitmap, x, y, w, h, invert, mirror_y, pgm); // set current
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}
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void GxEPD2_310_GDEQ031T10::writeImageAgain(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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_writeImage(0x10, bitmap, x, y, w, h, invert, mirror_y, pgm); // set previous
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//_writeImage(0x13, bitmap, x, y, w, h, invert, mirror_y, pgm); // set current, not needed
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}
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void GxEPD2_310_GDEQ031T10::_writeImage(uint8_t command, 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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tt::kernel::delayMillis(1); // WDT hack
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uint16_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 (!_init_display_done) _InitDisplay();
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if (_initial_write) writeScreenBuffer(); // initial full screen buffer clean
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_writeCommand(0x91); // partial in
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_setPartialRamArea(x1, y1, w1, h1);
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_writeCommand(command);
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_startTransfer();
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for (int16_t i = 0; i < h1; i++) {
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for (int16_t j = 0; j < w1 / 8; j++) {
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uint8_t data;
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// use wb, h of bitmap for index!
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uint16_t idx = mirror_y ? j + dx / 8 + uint16_t((h - 1 - (i + dy))) * wb : j + dx / 8 + uint16_t(i + dy) * wb;
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if (pgm) {
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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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} else { data = bitmap[idx]; }
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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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tt::kernel::delayMillis(1); // WDT hack
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}
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void GxEPD2_310_GDEQ031T10::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) { _writeImagePart(0x13, bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm); }
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void GxEPD2_310_GDEQ031T10::writeImagePartAgain(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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_writeImagePart(0x10, bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm); // set previous
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//_writeImagePart(0x13, bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm); // set current, not needed
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}
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void GxEPD2_310_GDEQ031T10::_writeImagePart(uint8_t command, 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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tt::kernel::delayMillis(1); // WDT hack
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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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uint16_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 (!_init_display_done) _InitDisplay();
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if (_initial_write) writeScreenBuffer(); // initial full screen buffer clean
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_writeCommand(0x91); // partial in
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_setPartialRamArea(x1, y1, w1, h1);
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_writeCommand(command);
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_startTransfer();
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for (int16_t i = 0; i < h1; i++) {
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for (int16_t j = 0; j < w1 / 8; j++) {
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uint8_t data;
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// use wb_bitmap, h_bitmap of bitmap for index!
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uint16_t idx = mirror_y ? x_part / 8 + j + dx / 8 + uint16_t((h_bitmap - 1 - (y_part + i + dy))) * wb_bitmap : x_part / 8 + j + dx / 8 + uint16_t(y_part + i + dy) * wb_bitmap;
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if (pgm) {
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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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} else { data = bitmap[idx]; }
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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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tt::kernel::delayMillis(1); // WDT hack
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}
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void GxEPD2_310_GDEQ031T10::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) { if (black) { writeImage(black, x, y, w, h, invert, mirror_y, pgm); } }
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void GxEPD2_310_GDEQ031T10::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) { if (black) { writeImagePart(black, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm); } }
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void GxEPD2_310_GDEQ031T10::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) { if (data1) { writeImage(data1, x, y, w, h, invert, mirror_y, pgm); } }
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void GxEPD2_310_GDEQ031T10::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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writeImage(bitmap, x, y, w, h, invert, mirror_y, pgm);
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refresh(x, y, w, h);
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writeImageAgain(bitmap, x, y, w, h, invert, mirror_y, pgm);
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}
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void GxEPD2_310_GDEQ031T10::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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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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writeImagePartAgain(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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void GxEPD2_310_GDEQ031T10::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) { if (black) { drawImage(black, x, y, w, h, invert, mirror_y, pgm); } }
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void GxEPD2_310_GDEQ031T10::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) { if (black) { drawImagePart(black, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm); } }
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void GxEPD2_310_GDEQ031T10::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) { if (data1) { drawImage(data1, x, y, w, h, invert, mirror_y, pgm); } }
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void GxEPD2_310_GDEQ031T10::refresh(bool partial_update_mode) {
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if (partial_update_mode) refresh(0, 0, WIDTH, HEIGHT);
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else {
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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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void GxEPD2_310_GDEQ031T10::refresh(int16_t x, int16_t y, int16_t w, int16_t h) {
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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 (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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void GxEPD2_310_GDEQ031T10::powerOff(void) { _PowerOff(); }
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void GxEPD2_310_GDEQ031T10::hibernate() {
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_PowerOff();
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if (_rst >= 0) {
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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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_init_display_done = false;
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}
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}
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void GxEPD2_310_GDEQ031T10::_setPartialRamArea(uint16_t x, uint16_t y, uint16_t w, uint16_t h) {
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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);
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_writeData(xe);
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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);
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}
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void GxEPD2_310_GDEQ031T10::_PowerOn() {
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if (!_power_is_on) {
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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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void GxEPD2_310_GDEQ031T10::_PowerOff() {
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if (_power_is_on) {
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_writeCommand(0x02); // power off
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_waitWhileBusy("_PowerOff", power_off_time);
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}
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_power_is_on = false;
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}
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void GxEPD2_310_GDEQ031T10::_InitDisplay() {
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_writeCommand(0x00); // PANEL SETTING
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_writeData(0x1e); // soft reset
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_writeData(0x0d);
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tt::kernel::delayMillis(1);
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_power_is_on = false;
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_writeCommand(0x00); // PANEL SETTING
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_writeData(0x1f); // KW: 3f, KWR: 2F, BWROTP: 0f, BWOTP: 1f
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_writeData(0x0d);
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_init_display_done = true;
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}
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void GxEPD2_310_GDEQ031T10::_Update_Full() {
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if (useFastFullUpdate) {
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_writeCommand(0xE0); // Cascade Setting (CCSET)
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_writeData(0x02); // TSFIX
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_writeCommand(0xE5); // Force Temperature (TSSET)
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_writeData(0x5A); // 90, 1015000us
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//_writeData(0x6E); // 110, 1542001
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}
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_writeCommand(0x50);
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_writeData(0x97);
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_PowerOn();
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_writeCommand(0x12); //display refresh
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_waitWhileBusy("_Update_Full", full_refresh_time);
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_init_display_done = false; // needed, reason unknown
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}
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void GxEPD2_310_GDEQ031T10::_Update_Part() {
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if (hasFastPartialUpdate) {
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_writeCommand(0xE0); // Cascade Setting (CCSET)
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_writeData(0x02); // TSFIX
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_writeCommand(0xE5); // Force Temperature (TSSET)
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_writeData(0x79); // 121
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}
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_writeCommand(0x50);
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_writeData(0xD7);
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_PowerOn();
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_writeCommand(0x12); //display refresh
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_waitWhileBusy("_Update_Part", partial_refresh_time);
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_init_display_done = false; // needed, reason unknown
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}
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