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Update main.c

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Alex B.
2024-07-09 14:36:25 -04:00
parent 4dbb79d0e7
commit 8b65806d4c
1 changed files with 8 additions and 17 deletions
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25
ESP32-IDF_BMP280/main/main.c
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@@ -31,6 +31,9 @@ static const char *TAG = "i2c-simple-example";
#define I2C_MASTER_RX_BUF_DISABLE 0 /*!< I2C master doesn't need buffer */ #define I2C_MASTER_RX_BUF_DISABLE 0 /*!< I2C master doesn't need buffer */
#define I2C_MASTER_TIMEOUT_MS 1000 #define I2C_MASTER_TIMEOUT_MS 1000
#define DEVICE_ADDRESS 0x76
#define DEVICE_REGISTER_ID 0xD0
#define MPU9250_SENSOR_ADDR 0x76 /*!< Slave address of the MPU9250 sensor */ #define MPU9250_SENSOR_ADDR 0x76 /*!< Slave address of the MPU9250 sensor */
#define MPU9250_WHO_AM_I_REG_ADDR 0xD0 /*!< Register addresses of the "who am I" register */ #define MPU9250_WHO_AM_I_REG_ADDR 0xD0 /*!< Register addresses of the "who am I" register */
@@ -84,7 +87,7 @@ static esp_err_t mpu9250_register_write_byte(uint8_t reg_addr, uint8_t data)
/** /**
* @brief i2c master initialization * @brief i2c master initialization
*/
static esp_err_t i2c_master_init(void) static esp_err_t i2c_master_init(void)
{ {
int i2c_master_port = I2C_MASTER_NUM; int i2c_master_port = I2C_MASTER_NUM;
@@ -101,8 +104,11 @@ static esp_err_t i2c_master_init(void)
i2c_param_config(i2c_master_port, &conf); i2c_param_config(i2c_master_port, &conf);
return i2c_driver_install(i2c_master_port, conf.mode, I2C_MASTER_RX_BUF_DISABLE, I2C_MASTER_TX_BUF_DISABLE, 0); return i2c_driver_install(i2c_master_port, conf.mode, I2C_MASTER_RX_BUF_DISABLE, I2C_MASTER_TX_BUF_DISABLE, 0);
} }*/
/**
* @brief Initialize ESP32 as an I2C master device
*/
static esp_err_t i2c_driver_initialize(void) static esp_err_t i2c_driver_initialize(void)
{ {
int i2c_master_port = 0; int i2c_master_port = 0;
@@ -118,21 +124,6 @@ static esp_err_t i2c_driver_initialize(void)
}; };
return i2c_param_config(i2c_master_port, &conf); return i2c_param_config(i2c_master_port, &conf);
/*int i2c_master_port = 0;
i2c_config_t conf = {
.mode = I2C_MODE_MASTER,
.sda_io_num = GPIO_NUM_21,
.scl_io_num = GPIO_NUM_22,
.sda_pullup_en = GPIO_PULLUP_ENABLE,
.scl_pullup_en = GPIO_PULLUP_ENABLE,
.master.clk_speed = I2C_MASTER_FREQ_HZ,
};
i2c_param_config(i2c_master_port, &conf);
return i2c_driver_install(i2c_master_port, conf.mode, I2C_MASTER_RX_BUF_DISABLE, I2C_MASTER_TX_BUF_DISABLE, 0);*/
} }
void app_main(void) void app_main(void)