Pcornat/stm32l476rg-i2c-thermopile
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Configuring sensor

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This commit is contained in:
Pcornat 2025-02-12 21:13:54 +01:00
parent a56804ec46
commit ee42fc0bbc
Signed by: Pcornat
GPG key ID: E0326CC678A00BDD
1 changed files with 52 additions and 6 deletions
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58
Src/main.c
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@ -18,6 +18,7 @@
/* USER CODE END Header */ /* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/ /* Includes ------------------------------------------------------------------*/
#include "main.h" #include "main.h"
#include "sensor_registers.h"
/* Private includes ----------------------------------------------------------*/ /* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */ /* USER CODE BEGIN Includes */
@ -62,6 +63,49 @@ static void MX_I2C1_Init(void);
/* USER CODE END 0 */ /* USER CODE END 0 */
typedef struct config_s {
const uint8_t address;
const uint8_t write_read;
uint8_t command[2];
} Config;
void configure_sensor() {
const uint16_t size_msg = 2; {
const uint8_t wakeup_cmd = 1;
const uint8_t data[] = { config_reg, wakeup_cmd };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { mbit_trim_reg, 0x0C };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { bias_trim_top_reg, 0x0C };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { bias_trim_bot_reg, 0x0C };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { clk_trim_reg, 0x14 };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { bpa_trim_top_reg, 0x0C };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { bpa_trim_bot_reg, 0x0C };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6); {
const uint8_t data[] = { pu_reg, 0x88 };
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, data, size_msg, 6);
}
HAL_Delay(6);
}
/** /**
* @brief The application entry point. * @brief The application entry point.
* @retval int * @retval int
@ -91,6 +135,14 @@ int main(void) {
MX_GPIO_Init(); MX_GPIO_Init();
MX_I2C1_Init(); MX_I2C1_Init();
/* USER CODE BEGIN 2 */ /* USER CODE BEGIN 2 */
// TODO: configs
configure_sensor(); {
uint8_t data = status_reg;
uint8_t received_data = 0;
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, &data, 1, 5);
HAL_Delay(30);
HAL_I2C_Master_Receive(&hi2c1, sensor_addr | 1, &received_data, 1, 5);
}
/* USER CODE END 2 */ /* USER CODE END 2 */
@ -106,7 +158,6 @@ int main(void) {
/** /**
* @brief System Clock Configuration * @brief System Clock Configuration
* @retval None
*/ */
void SystemClock_Config(void) { void SystemClock_Config(void) {
RCC_OscInitTypeDef RCC_OscInitStruct = { 0 }; RCC_OscInitTypeDef RCC_OscInitStruct = { 0 };
@ -146,8 +197,6 @@ void SystemClock_Config(void) {
/** /**
* @brief I2C1 Initialization Function * @brief I2C1 Initialization Function
* @param None
* @retval None
*/ */
static void MX_I2C1_Init(void) { static void MX_I2C1_Init(void) {
/* USER CODE BEGIN I2C1_Init 0 */ /* USER CODE BEGIN I2C1_Init 0 */
@ -188,8 +237,6 @@ static void MX_I2C1_Init(void) {
/** /**
* @brief GPIO Initialization Function * @brief GPIO Initialization Function
* @param None
* @retval None
*/ */
static void MX_GPIO_Init(void) { static void MX_GPIO_Init(void) {
/* USER CODE BEGIN MX_GPIO_Init_1 */ /* USER CODE BEGIN MX_GPIO_Init_1 */
@ -208,7 +255,6 @@ static void MX_GPIO_Init(void) {
/** /**
* @brief This function is executed in case of error occurrence. * @brief This function is executed in case of error occurrence.
* @retval None
*/ */
void Error_Handler(void) { void Error_Handler(void) {
/* USER CODE BEGIN Error_Handler_Debug */ /* USER CODE BEGIN Error_Handler_Debug */