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esp32 temperature node

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Alex B.
2025-10-04 00:33:30 -04:00
parent d54fd6f797
commit 2c67217841
1 changed files with 4 additions and 2 deletions
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6
ESP32-IDF_Temperture-Node-v2/main/hello_world_main.c
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@@ -30,7 +30,7 @@
#define MPU9250_SENSOR_ADDR 0x76 /*!< Slave address of the MPU9250 sensor */
static bme280_handle_t sensor = NULL;
float *temperature;
float temperature = 0.0f;
void app_main(void)
{
@@ -61,8 +61,10 @@ void app_main(void)
printf("Minimum free heap size: %" PRIu32 " bytes\n", esp_get_minimum_free_heap_size());
i2c_master_init();
sensor = bme280_create(I2C_MASTER_NUM, MPU9250_SENSOR_ADDR);
ESP_ERROR_CHECK(bme280_default_init(sensor));
ESP_ERROR_CHECK(bme280_read_temperature(sensor, temperature));
ESP_ERROR_CHECK(bme280_read_temperature(sensor, &temperature));
for (int i = 10; i >= 0; i--) {
printf("Restarting in %d seconds...\n", i);