From 73722f699b1f8d5badccc9c5e5171bb633ad4fe4 Mon Sep 17 00:00:00 2001 From: zhyinch <zhyinch@gmail.com> Date: 星期四, 19 十二月 2019 13:53:00 +0800 Subject: [PATCH] 1 --- 源码/核心板/Src/OnChipDevices/Usart.h | 7 +++++-- 1 files changed, 5 insertions(+), 2 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 3041a96..320c7dc 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" @@ -3,8 +3,11 @@ #define __USART_H__ #include "stm32f10x.h" -#include <string.h> +#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); +#define OUT485_DISABLE GPIO_WriteBit(EU_485_GPIO, EU_485_PIN, Bit_RESET); //#define UART_GPIO_REMAP_ENABLE #ifdef UART_GPIO_REMAP_ENABLE @@ -27,7 +30,7 @@ #define EUART_RX_DMA_CH DMA1_Channel5 #define EUART_TX_DMA_CH DMA1_Channel4 -#define EUART_TX_FRM_SIZE 4 //发送队列中的最大帧数 +#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_RX_BUF_SIZE 200 //接收缓存大小 -- Gitblit v1.9.3