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esp32 temperature node

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Alex B.
2025-10-04 00:21:29 -04:00
parent be8fca9b45
commit b7081cad9a
1 changed files with 14 additions and 0 deletions
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14
ESP32-IDF_Temperture-Node-v2/main/hello_world_main.c
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@@ -31,6 +31,20 @@
static bme280_handle_t sensor = NULL;
static esp_err_t bme280_read_raw_temperature(uint8_t device_address, uint8_t *raw_temperature) {
// BME280_INIT_VALUE LN 136
// BME280_TEMPERATURE_MSB_REG 0xFA
// BME280_TEMPERATURE_DATA_LENGTH
// BME280_TEMPERATURE_DATA_SIZE
// I2C_MASTER_TIMEOUT_MS / portTICK_PERIOD_MS
esp_err_t command_result;
//unsigned char raw_temperature[BME280_TEMPERATURE_DATA_SIZE] = {0, 0, 0};
//command_result = i2c_master_read_from_device(0, BME280_I2C_ADDRESS1, *raw_temperature, BME280_TEMPERATURE_DATA_SIZE, I2C_MASTER_TIMEOUT_MS / portTICK_PERIOD_MS);
command_result = i2c_master_write_read_device(0, device_address, *raw_temperature, BME280_TEMPERATURE_DATA_SIZE, BME280_TEMPERATURE_REGISTER, 1, I2C_MASTER_TIMEOUT_MS / portTICK_PERIOD_MS);
return command_result;
}
void app_main(void)
{
printf("Hello world!\n");