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update package/STM32G030Booter/stm32g0xx_it.c.

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李昂 2021-12-28 09:07:46 +00:00 committed by Gitee
parent 276738a5a0
commit 54d7911deb
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1 changed files with 13 additions and 1 deletions
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14
package/STM32G030Booter/stm32g0xx_it.c
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@ -26,11 +26,23 @@ void SysTick_Handler(void) {
STM32_Code_flashHandler(); STM32_Code_flashHandler();
} }
volatile static uint8_t rx_char = 0;
/* support pikaScript Shell */
char __platform_getchar(){
char res = 0;
while(rx_char == 0){
};
res = rx_char;
rx_char = 0;
return res;
}
__attribute__((weak)) void __PIKA_USART1_IRQHandler(char rx_char) {} __attribute__((weak)) void __PIKA_USART1_IRQHandler(char rx_char) {}
void USART1_IRQHandler(void) { void USART1_IRQHandler(void) {
if (LL_USART_IsActiveFlag_RXNE(USART1)) { if (LL_USART_IsActiveFlag_RXNE(USART1)) {
uint8_t rx_char = LL_USART_ReceiveData8(USART1); rx_char = LL_USART_ReceiveData8(USART1);
__PIKA_USART1_IRQHandler(rx_char); __PIKA_USART1_IRQHandler(rx_char);
/* clear buff when overflow */ /* clear buff when overflow */
if (UART1_RXBuff_offset >= RX_BUFF_LENGTH) { if (UART1_RXBuff_offset >= RX_BUFF_LENGTH) {