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Define I2S pins for ESP32 (#13714)

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This commit is contained in:
Kajetan Rzepecki 2019-04-15 23:13:59 +02:00 committed by Scott Lahteine
parent aa0f7afbe6
commit 6fe90f0324
2 changed files with 9 additions and 3 deletions
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6
Marlin/src/HAL/HAL_ESP32/i2s.cpp
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@ -303,9 +303,9 @@ int i2s_init() {
xTaskCreate(stepperTask, "StepperTask", 10000, NULL, 1, NULL); xTaskCreate(stepperTask, "StepperTask", 10000, NULL, 1, NULL);
// Route the i2s pins to the appropriate GPIO // Route the i2s pins to the appropriate GPIO
gpio_matrix_out_check(22, I2S0O_DATA_OUT23_IDX, 0, 0); gpio_matrix_out_check(I2S_DATA, I2S0O_DATA_OUT23_IDX, 0, 0);
gpio_matrix_out_check(25, I2S0O_WS_OUT_IDX, 0, 0); gpio_matrix_out_check(I2S_BCK, I2S0O_BCK_OUT_IDX, 0, 0);
gpio_matrix_out_check(26, I2S0O_BCK_OUT_IDX, 0, 0); gpio_matrix_out_check(I2S_WS, I2S0O_WS_OUT_IDX, 0, 0);
// Start the I2S peripheral // Start the I2S peripheral
return i2s_start(I2S_NUM_0); return i2s_start(I2S_NUM_0);

6
Marlin/src/HAL/HAL_ESP32/i2s.h
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@ -29,3 +29,9 @@ int i2s_init();
void i2s_write(uint8_t pin, uint8_t val); void i2s_write(uint8_t pin, uint8_t val);
void i2s_push_sample(); void i2s_push_sample();
// pin definitions
#define I2S_WS 25
#define I2S_BCK 26
#define I2S_DATA 27