/* *Copyright (C),2023 , NANOCHAP *File name: ENS1_UART.H *Author: *Version: V1.0 *Date: 2023-11- *Description: *Function List: 1 void UART_Init(CMSDK_UART_TypeDef *CMSDK_UART, UART_InitStructure* uart_paraX); 2 void UART_ITConfig(CMSDK_UART_TypeDef *CMSDK_UART, UART_ITStructure* uart_paraX); 3 unsigned char UartPutc(CMSDK_UART_TypeDef *CMSDK_UART ,unsigned char my_ch); History: 1.V1.0 Date: Author: Modification: 初版 */ #ifndef _ENS1_UART_H_ #define _ENS1_UART_H_ #include "MY_HEADER.h" #include "CMSDK_CM0.h" #include "ENS1_CLOCK.h" #include "math.h" #define UART0_RX GPIO_2 #define UART0_TX GPIO_3 #define UART0_RTS GPIO_4 #define UART0_CTS GPIO_5 #define UART1_RX GPIO_12 #define UART1_TX GPIO_13 #define UART1_RTS GPIO_14 #define UART1_CTS GPIO_15 #define InterruptDisable __disable_irq #define InterruptEnable __enable_irq typedef enum uartRcvfifoTrigger{byte_1=0 , bytes_4=1,bytes_8=2,bytes_14=3}uartRcvTrigger; typedef enum {OverSamp_16 = 0,OverSamp_13}UART_OverSamp; /*uart参数设置结构体*/ typedef struct uart_fifo{ uartRcvTrigger level; uint8_t DMA_Enable ; uint8_t FIFO_Enable ; }UART_FifoStructrue; typedef struct uart_para{ uint8_t UART_OverSampMode; uint32_t UART_BaudRate; uint8_t UART_HardwareFlowControl; //硬件流控是否开启 UART_FifoStructrue* FifoSetting ; }UART_InitStructure; extern UART_FifoStructrue UART0_Fifo; extern UART_InitStructure UART0_Init; extern UART_FifoStructrue UART1_Fifo; extern UART_InitStructure UART1_Init; /* 中断资源说明： 1、THREINT THR发送寄存器或发送FIFO空 2、RDAINT 接收寄存器数据可用 ，FIFO模式下触发接收阈值 3、RTOINT FIFO模式下接收超时：在最后四个字节时间内没有字节移除或者输入，在这个时间内至少有一个字节在接收FIFO中 4、RLSINT 接收线路状态：发生了溢出错误，校验错误，帧错误或者中断 5、MSIINT 调制解调器状态：CTS更改状态（禁用autoflow），DSR/RI/DCD更改状态 */ /*中断使能*/ #define MSI_EN (uint8_t)0X8 #define RLSI_EN (uint8_t)0X4 #define THRE_EN (uint8_t)0X2 #define RDAI_EN (uint8_t)0X1 /*中断信息*/ #define INT_MODEM_STATUS (uint8_t)0X0 #define INT_THR_EMPTY (uint8_t)0X1 #define INT_RCV_DATA_AVAILABLE (uint8_t)0X2 #define INT_RCV_LINE_STATUS (uint8_t)0X3 #define INT_CHAR_TIMEOUT_INDICATION (uint8_t)0X6 typedef struct uart_it_para{ uint8_t UartIntModel ; //选择中断的模式 uint8_t UartDMAEnable; //选择是否开启DMA }UART_ITStructure; extern UART_ITStructure UART0_ITSet; extern UART_ITStructure UART1_ITSet; #define UART_WordLength_5b ((uint8_t)0x00) #define UART_WordLength_6b ((uint8_t)0x01) #define UART_WordLength_7b ((uint8_t)0x02) #define UART_WordLength_8b ((uint8_t)0x03) #define UART_NO_PARITY ((uint8_t)0x00 & 0xff) #define UART_LOGIC_1_ODD_NUM ((uint8_t)0x08 & 0xff) //逻辑1奇数个 #define UART_LOGIC_1_EVEN_NUM ((uint8_t)0x18 & 0xff) //逻辑1偶数个 #define UART_STICK_PARITY_AS1 ((uint8_t)0x28 & 0xff) //固定奇偶校验为1 #define UART_STICK_PARITY_AS0 ((uint8_t)0x38 & 0xff) /*中断信息读取*/ /*中断挂起*/ uint8_t UART_INT_PEND(CMSDK_UART_TypeDef* UARTx); //为0时有UART的中断挂起 /*中断状态判断*/ uint8_t UART_INT_TYPE(CMSDK_UART_TypeDef* UARTx); /*fifo 使用指示器*/ uint8_t UART_FIFO_USE(CMSDK_UART_TypeDef* UARTx); //0:非fifo模式 1：fifo 使能 /*清除传输FIFO*/ void UART_TXCLR(CMSDK_UART_TypeDef* UARTx); /*清除接收FIFO*/ void UART_RXCLR(CMSDK_UART_TypeDef* UARTx); /*FIFO使能*/ void UART_FIFOEnable(CMSDK_UART_TypeDef* UARTx); /*FIFO关闭*/ void UART_FIFODisable(CMSDK_UART_TypeDef* UARTx); /*接收数据*/ uint8_t READ_UART_RCVBuff(CMSDK_UART_TypeDef* UARTx ); /*发送数据*/ void WRITE_UART_THRBuff(CMSDK_UART_TypeDef* UARTx ,uint8_t data); /*FIFO状态获取*/ uint8_t UART_RX_FIFO_LEN(CMSDK_UART_TypeDef* UARTx) ; uint8_t UART_TX_FIFO_LEN(CMSDK_UART_TypeDef* UARTx) ; uint8_t UART_RX_FIFO_FULL(CMSDK_UART_TypeDef* UARTx) ; uint8_t UART_RX_FIFO_EMPTY(CMSDK_UART_TypeDef* UARTx) ; uint8_t UART_TX_FIFO_FULL(CMSDK_UART_TypeDef* UARTx) ; uint8_t UART_TX_FIFO_EMPTY(CMSDK_UART_TypeDef* UARTx) ; /*收发线状态获取*/ uint8_t UARTLine_RCVError(CMSDK_UART_TypeDef* UARTx); /*判断发送缓存是否为空*/ uint8_t UARTLine_TRANSEmpty(CMSDK_UART_TypeDef* UARTx); /*判断THR是否为空*/ uint8_t UARTLine_THREmpty(CMSDK_UART_TypeDef* UARTx); /*UART初始化*/ void UART_Init(CMSDK_UART_TypeDef *CMSDK_UART, UART_InitStructure* uart_paraX); void UART_ITConfig(CMSDK_UART_TypeDef *CMSDK_UART, UART_ITStructure* uart_paraX); unsigned char UartPutc(CMSDK_UART_TypeDef *CMSDK_UART ,unsigned char my_ch); #endif