43 lines
1007 B
C
43 lines
1007 B
C
/*
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* Simple helper program enabling EPD power to allow for easier VCOM calibration.
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*
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* This is only needed for boards V5 or lower!
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**/
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#include <stdio.h>
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#include <string.h>
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#include "esp_heap_caps.h"
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#include "esp_log.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "sdkconfig.h"
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#include "epdiy.h"
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// choose the default demo board depending on the architecture
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#ifdef CONFIG_IDF_TARGET_ESP32
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#define DEMO_BOARD epd_board_v6
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#elif defined(CONFIG_IDF_TARGET_ESP32S3)
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#define DEMO_BOARD epd_board_v7
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#endif
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void enable_vcom() {
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epd_init(&DEMO_BOARD, &ED097TC2, EPD_LUT_64K);
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ESP_LOGI("main", "waiting for one second before poweron...");
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vTaskDelay(1000);
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ESP_LOGI("main", "enabling VCOMM...");
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epd_poweron();
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ESP_LOGI(
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"main",
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"VCOMM enabled. You can now adjust the on-board trimmer to the VCOM value specified on the "
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"display."
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);
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while (1) {
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vTaskDelay(1000);
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};
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}
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void app_main() {
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enable_vcom();
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}
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