429 lines
7.6 KiB
C
429 lines
7.6 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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#include "sleep.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 //ÎÞУÑé
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#define ODD_PARITY 1 //ÆæУÑé
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#define EVEN_PARITY 2 //żУÑé
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#define MARK_PARITY 3 //±ê¼ÇУÑé
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#define SPACE_PARITY 4 //¿Õ°×УÑé
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#define PARITYBIT EVEN_PARITY //¶¨ÒåУÑéλ
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/******************************************************************************\
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Variables definitions
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\******************************************************************************/
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bit busy0;
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idata uint8_t RX0_Buffer[COM0_Data_Lenth] = 0; //½ÓÊÕ»º³å
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bit Uart0_RX_Finish_Flag = 0;
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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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while(!TI0);
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TI0 = 0;
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return (S0BUF = 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 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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#ifdef VOX_TX
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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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while(busy0);
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ACC = *TransBuf++;
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busy0 = 1;
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S0BUF = ACC;
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}
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}
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#endif
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#endif
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#if UART0_ENABLE
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#ifdef VOX_TX
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/*
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*******************************************************************************
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* uint8_t Crc8Maxim(u8 *buf, u8 length)
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*
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* Description : УÑéºÍµÄ¼ÆËã
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*
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*
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* Arguments : u8 *buf: Êý¾Ý´æ·ÅµØÖ·
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u8 length: Êý¾Ý³¤¶È, ÒÔbyteΪµ¥Î»
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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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#if 1
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uint32_t crc32Maxim(u8 *buf,uint8_t length)
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{
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uint32_t crc = 0xffffffff;
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uint8_t i = 0,j = 0,byte = 0;;
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while (length--)
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{
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byte = buf[i];
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crc = crc ^ byte;
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for ( j = 8; j > 0; --j )
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{
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crc = (crc >> 1) ^ (0xEDB88320 & (-(crc & 1)));
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}
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i++;
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}
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return crc ^ 0xffffffff;
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}
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#endif
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/*
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*******************************************************************************
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* void HandleTxCommand(VOX_BES_COMMAND_E RxCommand, e_Vox_Chan nVox_Chn_Select)
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*
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* Description : ·¢ËÍÊý¾Ý°üµÄ·â×°£¬²¢´ò¿ªÏàÓ¦µÄË«ÏòͨÐÅͨµÀ
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* Command payload
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* Header checksum side cmd len Data
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* 1bytes 1byte 1byte 1byte 1byte Len bytes
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*
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* Arguments : VOX_BES_COMMAND_E TxCommand: , e_Vox_Chan nVox_Chn_Select
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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 HandleTxCommand(VOX_FAC_COMMAND_E TxCommand)
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{
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uint8_t tx_pData[11] = 0;
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uint8_t i = 0;
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/*Êý¾Ý°üÍ·*/
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tx_pData[0] = BOX_FAC_HEADER;
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/*Ö¸Áî±àºÅ*/
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tx_pData[2] = TxCommand;
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switch(TxCommand)
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{
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case CMD_FAC_START:
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break;
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case CMD_FAC_HALL:
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break;
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case CMD_FAC_GUAGE:
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break;
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case CMD_FAC_LED:
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break;
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case CMD_FAC_SHUTDOWN:
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break;
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case CMD_FAC_GET_DAUGE:
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break;
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case CMD_FAC_GET_NTC:
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break;
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case CMD_FAC_GET_FWVER:
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break;
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case CMD_FAC_SET_VOX_5V:
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break;
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default:
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break;
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}
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SFRADDR = MFP_CTL0;
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SFRDATA |= 0x04; //P01 as UART's TX
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#if UART0_ENABLE
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Uart0SendPacket(tx_pData[4] + 6, tx_pData); //+6µÄÔÒò£º¶à¼ÓÒ»¸ö×Ö½Ú·¢ËÍ£¬ºóÃæÒªÉèÖÃTXΪGPIO£¬»áµ¼ÖÂ×îºóÒ»¸ö×Ö½ÚûÀ´µÃ¼°·¢³öÈ¥¡£
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#endif
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SFRADDR = MFP_CTL0; //Set P01 Pinmux As GPIO Function,ÔÒò£ºTXºÍRXÁ¬ÔÚÒ»Æð£¬Òª±£Ö¤RXÄÜÕý³£½ÓÊÕµ½Êý¾Ý£¬TXÐèÉèÖÃΪGPIOģʽ£¬²¢¸¡¿Õ»òÊäÈëģʽ¡£
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SFRDATA &= ~0x0C;
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}
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#endif
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#ifdef VOX_RX
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/*
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*******************************************************************************
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* void HandleRxCommand(ACK_TYPE_E RxCommand)
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*
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* Description : ¶ú»ú¶Ë·¢Ë͵ÄÊý¾Ý°üµÄ½âÎö¼°´¦Àí
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* Ack payload:
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* Header checksum side cmd len Data
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* 1bytes 1byte 1byte 1byte 1byte Len bytes
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*
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* Arguments : ACK_TYPE_E RxCommand:
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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 HandleRxMsg(VOX_FAC_COMMAND_E RxCommand)
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{
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uint8_t i = 0;
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switch(RxCommand)
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{
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case CMD_FAC_START:
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break;
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case CMD_FAC_HALL:
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break;
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case CMD_FAC_GUAGE:
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break;
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case CMD_FAC_LED:
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break;
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case CMD_FAC_SHUTDOWN:
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break;
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case CMD_FAC_GET_DAUGE:
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break;
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case CMD_FAC_GET_NTC:
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break;
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case CMD_FAC_GET_FWVER:
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break;
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case CMD_FAC_SET_VOX_5V:
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break;
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default:
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break;
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}
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}
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/*
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*******************************************************************************
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* void HandleVoxCommMsg(void)
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*
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* Description : Vox ͨѶ¹¦ÄÜ´¦Àíº¯Êý£¬100ms¶¨Ê±µ÷Óá£ÓÉÓںͶú»úͨÐÅÇ°ÐèÒª´ò¿ª¶ú»ú¶ËµÄTRX¹¦ÄÜ£¬²¢ÇÒÿ´ÎͨÐÅÖ»ÄÜÒ»Ö»¶ú»ú¡£Í¨¹ýÇл»VOL/VORͨÐÅ¿ª¹Ø½øÐÐͨÐÅ
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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 HandleVoxCommMsg(void)
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{
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uint8_t CrcCheckSum = 0;
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uint8_t i = 0;
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/*RXÊý¾Ý´¦Àí*/
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if( Uart0_RX_Finish_Flag )
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{
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Uart0_RX_Finish_Flag = 0;
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if( CrcCheckSum == RX0_Buffer[1] )
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{
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HandleRxMsg((VOX_FAC_COMMAND_E)RX0_Buffer[2]);
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}
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else
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{
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return;
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}
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}
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}
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#endif
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#define Vox_Comm_Data_Len 5
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#define Vox_R_W_FLAG 4
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/*uart0Öжϴ¦Àíº¯Êý*/
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void uart0_Interrupt(void) interrupt Interrupt_Vector_RI_TI
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{
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static uint8_t Rx0Status;
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static uint8_t RX0_Cnt;
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static uint8_t RX0DataLen;
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/*´¦ÀíUART0·¢ËÍÖжÏ*/
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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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/*´¦ÀíUART0½ÓÊÕÖжÏ*/
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if(RI0)
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{
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RI0 = 0;
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#if SLEEP_ENABLE
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Enter_Sleep_Cnt_Restart_Flag = 1;
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#endif
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#ifdef VOX_RX
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switch(Rx0Status)
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{
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case 0:
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if( S0BUF == 0x04 )
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{
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Rx0Status = 1;
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RX0_Buffer[0] = S0BUF;
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}
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else
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{
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Rx0Status = 0;
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RX0_Cnt = 0;
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}
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break;
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case 1:
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if( S0BUF == 0xFB )
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{
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Rx0Status = 2;
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RX0_Cnt = 1;
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RX0_Buffer[RX0_Cnt] = S0BUF;
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RX0_Cnt++;
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}
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else
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{
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Rx0Status = 0;
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RX0_Cnt = 0;
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}
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break;
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case 2:
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RX0_Buffer[RX0_Cnt] = S0BUF;
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RX0_Cnt++;
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if( (RX0_Buffer[3] == 1) || (RX0_Buffer[4] == 0) ) //¶Á²Ù×÷»òдÊý¾Ý³¤¶ÈΪ0£¬Ôò²»´ø4×Ö½ÚCRCУÑéºÍ
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{
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RX0_Cnt = 0;
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Rx0Status = 0;
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Uart0_RX_Finish_Flag = 1;
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break;
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}
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if( RX0_Cnt == Vox_Comm_Data_Len )
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{
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RX0DataLen = RX0_Buffer[4] + 9; //»ñÈ¡Êý¾Ý³¤¶È:Header(2Bytes) + CMD(1Bytes) + W Flag(1Bytes) + Datalen(1Bytes) + Data + CRC(4Bytes)
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}
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if( (RX0DataLen == RX0_Cnt) || (RX0_Cnt > COM0_Data_Lenth) ) //µ±½ÓÊÕµ½µÄdata¸öÊýµÈÓÚRX0DataLen£¬Õâ½áÊø±¾´Î´«Êä¡£
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{
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RX0_Cnt = 0;
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Rx0Status = 0;
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Uart0_RX_Finish_Flag = 1;
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}
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}
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#endif
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}
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}
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#endif
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