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Add a new screen for heltec_wireless_paper. (#6894)

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Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
This commit is contained in:
Quency-D
2025-05-29 22:10:25 +08:00
committed by GitHub
parent cb9429e83e
commit ba53543354
7 changed files with 624 additions and 6 deletions
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64
src/graphics/EInkDisplay2.cpp
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@@ -174,7 +174,7 @@ bool EInkDisplay::connect()
}
}
#elif defined(HELTEC_WIRELESS_PAPER_V1_0) || defined(HELTEC_WIRELESS_PAPER) || defined(HELTEC_VISION_MASTER_E213) || \
#elif defined(HELTEC_WIRELESS_PAPER_V1_0) || defined(HELTEC_VISION_MASTER_E213) || \
defined(HELTEC_VISION_MASTER_E290) || defined(TLORA_T3S3_EPAPER) || defined(CROWPANEL_ESP32S3_5_EPAPER) || \
defined(CROWPANEL_ESP32S3_4_EPAPER) || defined(CROWPANEL_ESP32S3_2_EPAPER)
{
@@ -228,6 +228,68 @@ bool EInkDisplay::connect()
auto lowLevel = new EINK_DISPLAY_MODEL(PIN_EINK_CS, PIN_EINK_DC, PIN_EINK_RES, PIN_EINK_BUSY, *spi1);
adafruitDisplay = new GxEPD2_BW<EINK_DISPLAY_MODEL, EINK_DISPLAY_MODEL::HEIGHT>(*lowLevel);
// Init GxEPD2
adafruitDisplay->init();
adafruitDisplay->setRotation(3);
}
#elif defined(HELTEC_WIRELESS_PAPER)
{
uint8_t model;
pinMode(PIN_EINK_SCLK, OUTPUT);
pinMode(PIN_EINK_DC, OUTPUT);
pinMode(PIN_EINK_CS, OUTPUT);
pinMode(PIN_EINK_RES, OUTPUT);
//rest e-ink
digitalWrite(PIN_EINK_RES, LOW);
delay(20);
digitalWrite(PIN_EINK_RES, HIGH);
delay(20);
digitalWrite(PIN_EINK_DC, LOW);
digitalWrite(PIN_EINK_CS, LOW);
// write cmd
uint8_t cmd = 0x2F;
pinMode(PIN_EINK_MOSI, OUTPUT);
digitalWrite(PIN_EINK_SCLK, LOW);
for (int i = 0; i < 8; i++)
{
digitalWrite(PIN_EINK_MOSI, (cmd & 0x80) ? HIGH : LOW);
cmd <<= 1;
digitalWrite(PIN_EINK_SCLK, HIGH);
delayMicroseconds(1);
digitalWrite(PIN_EINK_SCLK, LOW);
delayMicroseconds(1);
}
delay(10);
digitalWrite(PIN_EINK_DC, HIGH);
pinMode(PIN_EINK_MOSI, INPUT_PULLUP);
// read chip ID
uint8_t chipId = 0;
for (int8_t b = 7; b >= 0; b--)
{
digitalWrite(PIN_EINK_SCLK, LOW);
delayMicroseconds(1);
digitalWrite(PIN_EINK_SCLK, HIGH);
delayMicroseconds(1);
if (digitalRead(PIN_EINK_MOSI)) chipId |= (1 << b);
}
digitalWrite(PIN_EINK_CS, HIGH);
LOG_INFO("eink chipId: %02X", chipId);
model = ((chipId&0x03) !=0x01) ? 1 : 2;
// Start HSPI
hspi = new SPIClass(HSPI);
hspi->begin(PIN_EINK_SCLK, -1, PIN_EINK_MOSI, PIN_EINK_CS); // SCLK, MISO, MOSI, SS
// VExt already enabled in setup()
// RTC GPIO hold disabled in setup()
// Create GxEPD2 objects
adafruitDisplay = new EInkMultiWrapper<EINK_DISPLAY_MODEL1, EINK_DISPLAY_MODEL2>(model, PIN_EINK_CS, PIN_EINK_DC, PIN_EINK_RES, PIN_EINK_BUSY, *hspi);
// Init GxEPD2
adafruitDisplay->init();
adafruitDisplay->setRotation(3);