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