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esp32 temperature node

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Alex B.
2025-10-04 00:23:56 -04:00
parent 3e135da73f
commit 323e0bdec8
1 changed files with 0 additions and 30 deletions
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30
ESP32-IDF_Temperture-Node-v2/main/hello_world_main.c
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@@ -31,36 +31,6 @@
static bme280_handle_t sensor = NULL; 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;
}
static esp_err_t i2c_driver_initialize(void)
{
int i2c_master_port = 0;
i2c_config_t conf = {
.mode = I2C_MODE_MASTER,
.sda_io_num = GPIO_NUM_21,
.sda_pullup_en = GPIO_PULLUP_ENABLE,
.scl_io_num = GPIO_NUM_22,
.sda_pullup_en = GPIO_PULLUP_ENABLE,
.master.clk_speed = I2C_MASTER_FREQ_HZ,
.clk_flags= 0,
};
return i2c_param_config(i2c_master_port, &conf);
}
void app_main(void) void app_main(void)
{ {
printf("Hello world!\n"); printf("Hello world!\n");