Pcornat/stm32l476rg-i2c-thermopile
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Using MemRead to get data, MemWrite to configure it.

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Retrieves block 0 from top array
This commit is contained in:
Pcornat 2025-02-13 16:44:18 +01:00
parent 7796b73e0e
commit b35c7ceb72
Signed by: Pcornat
GPG key ID: E0326CC678A00BDD
1 changed files with 15 additions and 5 deletions
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20
Src/main.c
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@ -114,7 +114,11 @@ void configure_sensor() {
*/ */
int main(void) { int main(void) {
/* USER CODE BEGIN 1 */ /* USER CODE BEGIN 1 */
const uint8_t part_half_array = 256;
const uint8_t ptat_num = 1;
const uint8_t total_array_size = 1024;
uint_fast16_t top_half[part_half_array + ptat_num] = { 0 };
uint_fast16_t complete_array[total_array_size] = { 0 };
/* USER CODE END 1 */ /* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/ /* MCU Configuration--------------------------------------------------------*/
@ -139,14 +143,20 @@ int main(void) {
MX_NVIC_Init(); MX_NVIC_Init();
/* USER CODE BEGIN 2 */ /* USER CODE BEGIN 2 */
// TODO: configs // TODO: configs
if (HAL_I2C_IsDeviceReady(&hi2c1, sensor_addr, 3, 10) != HAL_OK) { Error_Handler(); }
configure_sensor(); { configure_sensor(); {
uint8_t data = status_reg;
uint8_t received_data = 0; uint8_t received_data = 0;
HAL_I2C_Master_Transmit(&hi2c1, sensor_addr, &data, 1, 5); HAL_I2C_Mem_Write(&hi2c1, sensor_addr, status_reg, 1, &received_data, 1, 5);
HAL_Delay(30);
HAL_I2C_Master_Receive(&hi2c1, sensor_addr | 1, &received_data, 1, 5);
} }
// Getting first top half array
HAL_I2C_Mem_Read(&hi2c1,
sensor_addr,
data_top_reg,
1,
(uint8_t *) &top_half,
part_half_array * sizeof(uint16_t),
5);
/* USER CODE END 2 */ /* USER CODE END 2 */
/* Infinite loop */ /* Infinite loop */