From c0c1ff032edd95fb1c8becf9dab14d6652b8ea1f Mon Sep 17 00:00:00 2001 From: chen <15335560115@163.com> Date: 星期五, 30 五月 2025 16:22:20 +0800 Subject: [PATCH] 工装测试底板发货V1.0版本,增加默认g_com表组为150,按键按下后3s会重置标志位,避免重复启动免布线测功率模式 --- keil/include/drivers/Usart.c | 35 ++++++++++++++++++++++++++++++++++- 1 files changed, 34 insertions(+), 1 deletions(-) diff --git a/keil/include/drivers/Usart.c b/keil/include/drivers/Usart.c index 3256a82..a6c9281 100644 --- a/keil/include/drivers/Usart.c +++ b/keil/include/drivers/Usart.c @@ -33,7 +33,40 @@ //uint8_t overrun_flag=0; //uint16_t t1,t2,t3,t4; - +void UART0_CheckReceive(void) +{ uint32_t cndtr=0; + int32_t DMACnt = 0; + int32_t MaxDataLen = EUART_RX_BUF_SIZE; + cndtr=get_uart0_dma_cndtr(); + //缺少check保护 + //如果正在往发送队列中添加数据,退出 + if(m_bEUARTPushingFrms) + return; + //判断是否正在Check + if(m_bEUARTCheckingRec) + return; + m_bEUARTCheckingRec = 1; + if(cndtr== 0) + { + m_bEUARTCheckingRec = 0; + return; + } + DMACnt = EUART_RX_BUF_SIZE - cndtr; + while( m_EUART_DMA_RXPtr != DMACnt && MaxDataLen > 0) + { + Usart1ParseDataCallback(m_EUART_DMA_RXBuf[m_EUART_DMA_RXPtr]); + //waitusart_timer = tag_frequency*USART_KEEPWAKE_TIME; + m_EUART_DMA_RXPtr++; + if( m_EUART_DMA_RXPtr >= EUART_RX_BUF_SIZE ) + { + m_EUART_DMA_RXPtr = 0; + } + DMACnt = EUART_RX_BUF_SIZE - cndtr; + MaxDataLen--; + } + m_bEUARTCheckingRec = 0; + +} uint16_t t3; uint32_t cndtr=0; void UART_CheckReceive(void) -- Gitblit v1.9.3