playground-stm32/f103c8_minimal_ll
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Make it work

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This commit is contained in:
Attila Body 2025-05-28 09:13:56 +02:00
parent 2b17bb1dae
commit 340f0329fa
Signed by: abody
GPG key ID: BD0C6214E68FB5CF
11 changed files with 187 additions and 125 deletions
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85
Src/main.c
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@ -19,8 +19,8 @@
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "dma.h"
#include "gpio.h"
#include "usart.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
@ -57,21 +57,15 @@ void SystemClock_Config(void);
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
void SendStr(char const *str) {
while (*str) {
LL_USART_ClearFlag_TC(USART1);
LL_USART_TransmitData8(USART1, *str++);
while (!LL_USART_IsActiveFlag_TC(USART1))
;
}
}
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void) {
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
@ -79,8 +73,7 @@ int main(void) {
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick.
*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_AFIO);
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR);
@ -88,7 +81,7 @@ int main(void) {
NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
/** NOJTAG: JTAG-DP Disabled and SW-DP Enabled
*/
*/
LL_GPIO_AF_Remap_SWJ_NOJTAG();
/* USER CODE BEGIN Init */
@ -113,38 +106,46 @@ int main(void) {
/* Infinite loop */
/* USER CODE BEGIN WHILE */
app_main();
/* USER CODE END WHILE */
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
/* USER CODE BEGIN 3 */
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void) {
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
LL_FLASH_SetLatency(LL_FLASH_LATENCY_2);
while (LL_FLASH_GetLatency() != LL_FLASH_LATENCY_2) {
while(LL_FLASH_GetLatency()!= LL_FLASH_LATENCY_2)
{
}
LL_RCC_HSE_Enable();
/* Wait till HSE is ready */
while (LL_RCC_HSE_IsReady() != 1) {
/* Wait till HSE is ready */
while(LL_RCC_HSE_IsReady() != 1)
{
}
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE_DIV_1, LL_RCC_PLL_MUL_9);
LL_RCC_PLL_Enable();
/* Wait till PLL is ready */
while (LL_RCC_PLL_IsReady() != 1) {
/* Wait till PLL is ready */
while(LL_RCC_PLL_IsReady() != 1)
{
}
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_2);
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_1);
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);
/* Wait till System clock is ready */
while (LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL) {
/* Wait till System clock is ready */
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)
{
}
LL_Init1msTick(72000000);
LL_SetSystemCoreClock(72000000);
@ -155,10 +156,11 @@ void SystemClock_Config(void) {
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void) {
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
@ -167,15 +169,16 @@ void Error_Handler(void) {
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line) {
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line
number, ex: printf("Wrong parameters value: file %s on line %d\r\n", file,