331 lines
7.1 KiB
C
331 lines
7.1 KiB
C
/*
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******************************************************************************
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*
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* @file uart.c
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* @brief uart module
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*
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*
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* @version 1.0
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* @date 2022/12/14 15:00:40
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* @author Alex Xu
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*
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* Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
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* All Rights Reserved
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*
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* History:
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* Revision Date Author Desc
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* 1.0.0 2022/12/14 Alex build this file
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******************************************************************************/
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/*_____ I N C L U D E S ____________________________________________________*/
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#include "uart.h"
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#include "system.h"
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#include "vox_module.h"
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#if UART0_ENABLE
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/******************************************************************************\
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Macro definitions
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\******************************************************************************/
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#define NONE_PARITY 0 //无校验
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#define ODD_PARITY 1 //奇校验
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#define EVEN_PARITY 2 //偶校验
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#define MARK_PARITY 3 //标记校验
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#define SPACE_PARITY 4 //空白校验
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#define PARITYBIT EVEN_PARITY //定义校验位
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#define Baud_Rate0 115200//19200//38400//93750
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#define S0REL_VALUE (1024-375000/Baud_Rate0)
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/******************************************************************************\
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Variables definitions
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\******************************************************************************/
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bit busy0;
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#if 0
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uint8_t RX0_Buffer[COM0_Data_Lenth] = 0; //接收缓冲
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uint8_t Rx0Status = 0;
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uint8_t RX0_Cnt = 0;
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uint8_t RX0DataLen = 0;
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#endif
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#endif
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#ifdef TEST_MODE
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uint8_t gFun_Select_Type = 0; //功能选择位，8个bit表示8个子功能的使能配置位，1：Enable；0：Disable。bit7:188数码管显示；bit6：透传功能；bit5：休眠唤醒功能；bit4：PWM功能；
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//bit3：VOX双向通信（uart模式）；bit2：Vox双向通信Reg模式RX功能使能；bit1：边充边放功能；
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#endif
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#ifdef _DEBUG_ALL
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char putchar(char c)
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{
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/*
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while(!TI0);
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TI0 = 0;
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return (S0BUF = c);
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*/
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Uart0SendData(c);
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return(c);
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}
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#endif
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#if UART0_ENABLE
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/*
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*******************************************************************************
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* void UART0_Init(void)
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*
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* Description : UART0 Initialization UART0用于debug、打印、透传功能
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*
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* Arguments : NONE
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void UART0_Init(void)
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{
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SFRADDR = MFP_CTL0;
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SFRDATA &= ~0x0F;
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SFRDATA |= 0x05; //P01 as UART's TX ;P00 as UART's RX
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BD = 1; //Select additional Baudrate generator
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PCON |= 0x80; //Baudrate double enable
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//baudrate set
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S0RELH = HIBYTE(S0REL_VALUE);
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S0RELL = LOBYTE(S0REL_VALUE);//s0rel=1023, baudrate = fclk/32 = 187.5k
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S0CON = 0xD0; //SCON: MODE 3, 9-bit UART, RI enable, EVEN Parity
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TI0 = 1;
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RI0 = 1;
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ES0 = 1; //Enable UART0 IRQ
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}
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#endif
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#ifdef _DEBUG_ALL
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/*
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*******************************************************************************
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* void Uart0SendData(uint8_t Txdata)
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*
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* Description : UART0 Send Data
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*
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* Arguments : NONE
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void Uart0SendData(uint8_t Txdata)
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{
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while(busy0);
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ACC = Txdata;
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if (P) //根据P来设置校验位
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{
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#if (PARITYBIT == ODD_PARITY)
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TB80 = 0; //设置校验位为0
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#elif (PARITYBIT == EVEN_PARITY)
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TB80 = 1; //设置校验位为1
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#endif
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}
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else
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{
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#if (PARITYBIT == ODD_PARITY)
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TB80 = 1; //设置校验位为1
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#elif (PARITYBIT == EVEN_PARITY)
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TB80 = 0; //设置校验位为0
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#endif
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}
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busy0 = 1;
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S0BUF = ACC;
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}
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#endif
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#if 0
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/*
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*******************************************************************************
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* void Uart0SendPacket(uint8_t Length,uint8_t *TransBuf)
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*
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* Description : UART0 Send Packet
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*
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* Arguments : NONE
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void Uart0SendPacket(uint8_t Length,uint8_t *TransBuf)
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{
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uint8_t i = 0;
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for(i=0;i<Length;i++)
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{
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Uart0SendData(*TransBuf++);
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}
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}
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/*
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*******************************************************************************
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* void Uart0SendString(char *s)
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*
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* Description : UART0 Send String
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*
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* Arguments : NONE
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void Uart0SendString(char *s)
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{
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while(*s) //检测字符串结束标志
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{
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Uart0SendData(*s++); //发送当前字符
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}
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}
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#endif
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#ifdef TEST_MODE
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/*字符串转换为16进制
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ASCII中的0-9对应<E5AFB9>?0x30-0x39
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ASCII中的A-F对应<E5AFB9>?0x41-0x46
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ASCII中的a-f对应<E5AFB9>?0x61-0x66
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判断这个字符是否大于0x39
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如果不是，直接取这个字符的低四位当作结果
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如果是，则为字母，将他的低四位加<EFBFBD>?9即为<E58DB3>?<3F>?结果
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*/
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void from_hex(char *s, int l, char *d)
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{
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while(l--)
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{
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(*d++) = ( (*s > '9' ? (*s++)+9 : (*s++)) << 4 )
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| ( (*s > '9' ? (*s++)+9 : (*s++)) & 0x0F );
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}
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}
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/*
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*******************************************************************************
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* void Uart0_RX_Handle(uint8_t *RxBuff,uint8_t Rx_Len)
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*
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* Description : UART1接收处理函数。<E695B0>?<3F>过解析字符串处理相关参数<E58F82>??
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*
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*
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* Arguments : uint8_t *RxBuff,uint8_t Rx_Len
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* Returns :
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*
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* Notes :
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*
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*******************************************************************************
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*/
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void Uart0_RX_Handle(uint8_t *RxBuff)
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{
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char *Token = NULL;
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const char delim[5] = "\r\n";
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char PMU_Addr = 0;
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char RX_data = 0;
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/* 获取第一个子字符<E5AD97>? */
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Token = strtok((char *)RxBuff, delim); //通过字符<E5AD97>?"\r\n"分解uart结束到的数据
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/* 继续获取其他的子字符<E5AD97>? */
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while( Token != NULL )
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{
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// printf( "* %s *\r\n", Token );
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if(strncmp(Token,"Config Set:",strlen("Config Set:")) == 0)
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{
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from_hex(&Token[strlen("Config Set:0x")],2,&RX_data); //获取字符串中的Config命令，RX_data的8个bit位表示8个子功能的配置位。
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if(RX_data & 0x80) //bit7:188数码管显示使能，动态显示几个数字
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{
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gFun_Select_Type |= 0x80;
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}
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if(RX_data & 0x40) //bit6:透传功能使能
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{
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gFun_Select_Type |= 0x40;
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}
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if(RX_data & 0x20) //bit5:休眠唤醒功能使能
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{
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gFun_Select_Type |= 0x20;
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}
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if(RX_data & 0x10) //bit4:PWM功能使能
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{
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gFun_Select_Type |= 0x10;
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}
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if(RX_data & 0x08) //bit3:VOX 双向通信(Uart)功能使能
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{
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gFun_Select_Type |= 0x08;
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}
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if(RX_data & 0x04) //bit2:VOX 双向通信Reg模式RX功能使能
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{
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gFun_Select_Type |= 0x04;
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}
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if(RX_data & 0x02) //bit1:边充边放功能使能
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{
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gFun_Select_Type |= 0x02;
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}
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if(RX_data & 0x01) //
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{
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gFun_Select_Type |= 0x01;
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}
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}
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Token = strtok(NULL, delim);
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}
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}
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#endif
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#if UART0_ENABLE
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/*uart0中断处理函数*/
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void uart0_Interrupt(void) interrupt Interrupt_Vector_RI_TI
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{
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uint16_t CrcCheckSum = 0;
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/*处理UART0发送中断*/
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if(TI0)
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{
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TI0 = 0;
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busy0 = 0;
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}
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/*处理UART0接收中断，透传开关功能协议监听。*/
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if(RI0)
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{
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RI0 = 0;
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}
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}
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#endif
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