mirror of
https://github.com/meshtastic/firmware.git
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9c141919f6
* Initial support for MonteOps's fixed hardware platform * Update platformio env config + cleanup * Fix platformio build * Fix platformio build * Fix wrong definition logic for NCP5623 * Fix another wrong definition logic for NCP5623, it's not board feature * Fix wrong definition logic for NCP5623 in External Notification code, it's not board feature * We need for CI magic here * Another fix related to NCP5623 * Fix cosmetic issue with redifined variable * Fix typo * Cleanup and update defs for HW1 * Fix OEM RAK4631 * Fix AQ sensor reading * Fix AQ sensor reading (better variant) * Fix build for other nRF52 devices * Replace HAS_EINK_RAK to RAK_4631
67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
#include "../configuration.h"
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#ifdef RAK_4631
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#include "../main.h"
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#include <SPI.h>
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void d_writeCommand(uint8_t c)
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{
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SPI1.beginTransaction(SPISettings(4000000, MSBFIRST, SPI_MODE0));
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if (PIN_EINK_DC >= 0)
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digitalWrite(PIN_EINK_DC, LOW);
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if (PIN_EINK_CS >= 0)
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digitalWrite(PIN_EINK_CS, LOW);
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SPI1.transfer(c);
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if (PIN_EINK_CS >= 0)
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digitalWrite(PIN_EINK_CS, HIGH);
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if (PIN_EINK_DC >= 0)
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digitalWrite(PIN_EINK_DC, HIGH);
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SPI1.endTransaction();
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}
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void d_writeData(uint8_t d)
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{
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SPI1.beginTransaction(SPISettings(4000000, MSBFIRST, SPI_MODE0));
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if (PIN_EINK_CS >= 0)
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digitalWrite(PIN_EINK_CS, LOW);
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SPI1.transfer(d);
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if (PIN_EINK_CS >= 0)
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digitalWrite(PIN_EINK_CS, HIGH);
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SPI1.endTransaction();
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}
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unsigned long d_waitWhileBusy(uint16_t busy_time)
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{
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if (PIN_EINK_BUSY >= 0) {
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delay(1); // add some margin to become active
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unsigned long start = micros();
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while (1) {
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if (digitalRead(PIN_EINK_BUSY) != HIGH)
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break;
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delay(1);
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if (digitalRead(PIN_EINK_BUSY) != HIGH)
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break;
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if (micros() - start > 10000000)
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break;
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}
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unsigned long elapsed = micros() - start;
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(void)start;
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return elapsed;
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} else
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return busy_time;
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}
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void scanEInkDevice(void)
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{
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SPI1.begin();
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d_writeCommand(0x22);
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d_writeData(0x83);
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d_writeCommand(0x20);
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eink_found = (d_waitWhileBusy(150) > 0) ? true : false;
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if (eink_found)
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LOG_DEBUG("EInk display found\n");
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else
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LOG_DEBUG("EInk display not found\n");
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SPI1.end();
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}
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#endif |