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fix: 修复下位机复位异常发送导致上位机卡死的问题

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经测试确实是 ORE 置位导致无法退出中断（现象为反复进入中断 ORE 和 FE 置位） fix #1
目前将串口2接收中断暂时打开，看后续是否有需求使用
This commit is contained in:
bmy
2024-04-08 17:30:26 +08:00
parent 2ac6683128
commit 194d26a9e0
3 changed files with 13 additions and 9 deletions
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14
app/by_frame.c
View File

@@ -16,7 +16,7 @@ void by_frame_init(void)
{
lwrb_init(&lwrb_ctx, frame_buffer_recv, sizeof(frame_buffer_recv)); // lwrb 最大元素数量为 buff 大小减一
uart_init(BY_FRAME_UART_INDEX, BY_FRAME_UART_BAUDRATE, BY_FRAME_UART_TX_PIN, BY_FRAME_UART_RX_PIN);
// uart_rx_interrupt(BY_FRAME_UART_INDEX, ENABLE);
uart_rx_interrupt(BY_FRAME_UART_INDEX, ENABLE);
}
void by_frame_send(uint32_t *data_array)
@@ -46,12 +46,12 @@ void by_frame_send(uint32_t *data_array)
*/
void by_frame_parse(uint32_t *data_array)
{
uint32_t len = lwrb_get_full(&lwrb_ctx); // 缓冲区大小
uint8_t status = 0; // 状态 0-未找到帧头 1-找到帧头 2-校验
uint16_t frame_start = 0; // 帧起始位置
uint8_t frame_buf[4 + BY_FRAME_DATA_NUM * sizeof(uint32_t)] = {0}; // 帧
uint8_t buf[(4 + BY_FRAME_DATA_NUM * sizeof(uint32_t)) * 2] = {0}; // 用于解析的数据块
const uint8_t data_byte_num = BY_FRAME_DATA_NUM * sizeof(uint32_t);
uint32_t len = lwrb_get_full(&lwrb_ctx); // 缓冲区大小
uint8_t status = 0; // 状态 0-未找到帧头 1-找到帧头 2-校验
uint16_t frame_start = 0; // 帧起始位置
uint8_t frame_buf[4 + BY_FRAME_DATA_NUM * sizeof(uint32_t)] = {0}; // 帧
uint8_t buf[(4 + BY_FRAME_DATA_NUM * sizeof(uint32_t)) * 2] = {0}; // 用于解析的数据块
const uint8_t data_byte_num = BY_FRAME_DATA_NUM * sizeof(uint32_t);
if (len < 2 * (4 + data_byte_num)) {
// 当前要求缓冲区满

2
app/by_frame.h
View File

@@ -18,8 +18,6 @@
#define BY_FRAME_DATA_NUM (3)
extern uint8_t frame_buffer[50];
extern void by_frame_init(void);
void by_frame_send(uint32_t *data_array);
void by_frame_parse(uint32_t *data_array);

6
app/isr.c
View File

@@ -94,6 +94,12 @@ void USART2_IRQHandler(void)
if (USART_GetITStatus(USART2, USART_IT_RXNE) != RESET) {
USART_ClearITPendingBit(USART2, USART_IT_RXNE);
}
if (USART_GetFlagStatus(USART2, USART_FLAG_ORE) != RESET) {
USART_ClearFlag(USART2, USART_FLAG_ORE); // <20><><EFBFBD><EFBFBD> ORE <20><>־λ
USART_ReceiveData(USART2);
}
}
void USART3_IRQHandler(void)
{