| | |
| | | #define __USART_H__ |
| | | |
| | | #include "stm32f10x.h" |
| | | //#define BAUDRATE_19200 |
| | | |
| | | #define USART_TX_pin GPIO_Pin_9 |
| | | #define USART_RX_pin GPIO_Pin_10 |
| | | #define USART_GPIO GPIOA |
| | | #define EXT_USART USART1 |
| | | #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 BAUD_RATE 115200 |
| | | //#define UART_GPIO_REMAP_ENABLE |
| | | #ifdef UART_GPIO_REMAP_ENABLE |
| | | #define UART_GPIO_REMAP GPIO_Remap_USART1 |
| | | #define EU_RCC_GPIO RCC_APB2Periph_GPIOB |
| | | #define EU_TX_PIN GPIO_Pin_6 |
| | | #define EU_RX_PIN GPIO_Pin_7 |
| | | #define EU_RX_GPIO GPIOB |
| | | #define EU_TX_GPIO GPIOB |
| | | #else |
| | | #define EU_RCC_GPIO RCC_APB2Periph_GPIOA |
| | | #define EU_TX_PIN GPIO_Pin_9 |
| | | #define EU_RX_PIN GPIO_Pin_10 |
| | | #define EU_RX_GPIO GPIOA |
| | | #define EU_TX_GPIO GPIOA |
| | | #endif |
| | | |
| | | #ifdef BAUDRATE_19200 |
| | | #define EXUART_BAUD_RADE 19200 |
| | | #else |
| | | #define EXUART_BAUD_RADE 115200 |
| | | #endif |
| | | |
| | | void Usart_Init(void); |
| | | #define EUART_RX_DMA_CH DMA1_Channel5 |
| | | #define EUART_TX_DMA_CH DMA1_Channel4 |
| | | |
| | | #define EUART_TX_FRM_SIZE 14 //åééåä¸çæå¤§å¸§æ° |
| | | #define EUART_TX_FRMBUF_SIZE 200 //åéé忝叧ç¼åå¤§å° |
| | | #define EUART_RX_BUF_SIZE 200 //æ¥æ¶ç¼åå¤§å° |
| | | |
| | | #define EXT_UART USART1 |
| | | #define EXT_UART_RCC RCC_APB2Periph_USART1 |
| | | |
| | | typedef struct _EUART_Frame { //æ°æ®åé帧éåç»æä½ |
| | | int32_t len; //帧é¿åº¦ |
| | | uint8_t buf[EUART_TX_FRMBUF_SIZE]; //å¸§æ°æ® |
| | | } EUART_Frame; |
| | | |
| | | void Uart1_Init(void); |
| | | |
| | | void UART_CheckReceive(void); |
| | | void UART_CheckSend(void); |
| | | void UART_PushFrame(uint8_t* pdata, int32_t data_len); |
| | | void UART_PopFrame(void); |
| | | extern void (*Usart1ParseDataCallback)(uint8_t); |
| | | |
| | | |
| | | #endif |
| | | |