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Heltec paper (#3069)

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* Attempts at getting the Heltec Wireless Paper eink operational

* Bogus comment

* Fixing Support For Heltec Wireless Paper

---------

Co-authored-by: NfN Orange <orange@reveb.la>
This commit is contained in:
Ben Meadors
2024-01-09 19:48:21 -06:00
committed by GitHub
parent 77ff1704db
commit 0d85069bec
4 changed files with 107 additions and 14 deletions
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27
src/graphics/EInkDisplay2.cpp
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@@ -7,9 +7,9 @@
#include "main.h"
#include <SPI.h>
// #ifdef HELTEC_WIRELESS_PAPER
// SPIClass *hspi = NULL;
// #endif
#ifdef HELTEC_WIRELESS_PAPER
SPIClass *hspi = NULL;
#endif
#define COLORED GxEPD_BLACK
#define UNCOLORED GxEPD_WHITE
@@ -47,7 +47,7 @@
#elif defined(HELTEC_WIRELESS_PAPER)
// #define TECHO_DISPLAY_MODEL GxEPD2_213_T5D
#define TECHO_DISPLAY_MODEL GxEPD2_213_BN
#define TECHO_DISPLAY_MODEL GxEPD2_213_FC1
#endif
GxEPD2_BW<TECHO_DISPLAY_MODEL, TECHO_DISPLAY_MODEL::HEIGHT> *adafruitDisplay;
@@ -71,7 +71,7 @@ EInkDisplay::EInkDisplay(uint8_t address, int sda, int scl, OLEDDISPLAY_GEOMETRY
// setGeometry(GEOMETRY_RAWMODE, 200, 200);
#elif defined(HELTEC_WIRELESS_PAPER)
// setGeometry(GEOMETRY_RAWMODE, 212, 104);
// GxEPD2_213_BN - 2.13 inch b/w 250x122
setGeometry(GEOMETRY_RAWMODE, 250, 122);
#elif defined(MAKERPYTHON)
// GxEPD2_290_T5D
@@ -119,7 +119,6 @@ bool EInkDisplay::forceDisplay(uint32_t msecLimit)
// tft.drawBitmap(0, 0, buffer, 128, 64, TFT_YELLOW, TFT_BLACK);
for (uint32_t y = 0; y < displayHeight; y++) {
for (uint32_t x = 0; x < displayWidth; x++) {
// get src pixel in the page based ordering the OLED lib uses FIXME, super inefficient
auto b = buffer[x + (y / 8) * displayWidth];
auto isset = b & (1 << (y & 7));
@@ -148,7 +147,8 @@ bool EInkDisplay::forceDisplay(uint32_t msecLimit)
#elif defined(PCA10059) || defined(M5_COREINK)
adafruitDisplay->nextPage();
#elif defined(HELTEC_WIRELESS_PAPER)
adafruitDisplay->nextPage();
#elif defined(PRIVATE_HW) || defined(my)
adafruitDisplay->nextPage();
@@ -231,13 +231,16 @@ bool EInkDisplay::connect()
}
#elif defined(HELTEC_WIRELESS_PAPER)
{
auto lowLevel = new TECHO_DISPLAY_MODEL(PIN_EINK_CS, PIN_EINK_DC, PIN_EINK_RES, PIN_EINK_BUSY);
hspi = new SPIClass(HSPI);
hspi->begin(PIN_EINK_SCLK, -1, PIN_EINK_MOSI, PIN_EINK_CS); // SCLK, MISO, MOSI, SS
delay(100);
pinMode(Vext, OUTPUT);
digitalWrite(Vext, LOW);
delay(100);
auto lowLevel = new TECHO_DISPLAY_MODEL(PIN_EINK_CS, PIN_EINK_DC, PIN_EINK_RES, PIN_EINK_BUSY, *hspi);
adafruitDisplay = new GxEPD2_BW<TECHO_DISPLAY_MODEL, TECHO_DISPLAY_MODEL::HEIGHT>(*lowLevel);
// hspi = new SPIClass(HSPI);
// hspi->begin(PIN_EINK_SCLK, -1, PIN_EINK_MOSI, PIN_EINK_CS); // SCLK, MISO, MOSI, SS
adafruitDisplay->init(115200, true, 10, false, SPI, SPISettings(6000000, MSBFIRST, SPI_MODE0));
adafruitDisplay->init();
adafruitDisplay->setRotation(3);
adafruitDisplay->setPartialWindow(0, 0, displayWidth, displayHeight);
}
#elif defined(PCA10059)
{