From 55c26cb52436d5c82f1602114bb38057832ef25b Mon Sep 17 00:00:00 2001 From: zhyinch <zhyinch@gmail.com> Date: 星期三, 09 二月 2022 21:30:38 +0800 Subject: [PATCH] V2.46 增加标签坐标下发,串口测试不丢包,待网线测试,波特率115200 --- 源码/核心板/Src/OnChipDevices/Usart.h | 13 ++++++++----- 1 files changed, 8 insertions(+), 5 deletions(-) diff --git "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h" "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h" index 320c7dc..f03cd83 100644 --- "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h" +++ "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h" @@ -3,7 +3,7 @@ #define __USART_H__ #include "stm32f10x.h" - +#define EXUART_USE_TXDMA #define EU_485_PIN GPIO_Pin_7 #define EU_485_GPIO GPIOB #define OUT485_ENABLE GPIO_WriteBit(EU_485_GPIO, EU_485_PIN, Bit_SET); @@ -30,8 +30,10 @@ #define EUART_RX_DMA_CH DMA1_Channel5 #define EUART_TX_DMA_CH DMA1_Channel4 -#define EUART_TX_FRM_SIZE 14 //发送队列中的最大帧数 -#define EUART_TX_FRMBUF_SIZE 200 //发送队列每帧缓存大小 +#define EUART_DMA DMA1 +#define EUART_TX_DMA_IT_TC DMA1_IT_TC4 +#define EUART_TX_FRM_SIZE 25 //发送队列中的最大帧数 +#define EUART_TX_FRMBUF_SIZE 110 //发送队列每帧缓存大小 #define EUART_RX_BUF_SIZE 200 //接收缓存大小 #define EXT_UART USART1 @@ -49,7 +51,8 @@ void UART_PushFrame(uint8_t* pdata, int32_t data_len); void UART_PopFrame(void); extern void (*Usart1ParseDataCallback)(uint8_t); - - +////////////////////////////////////////////////////////// +#define EXT_UART2 USART2 +#define UART2_RX_DMA_CH DMA1_Channel6 #endif -- Gitblit v1.9.3