📄 profdrv.cpp
字号:
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <time.h>
#include "sercomm.h"
#include "profdrv.h"
/* CRC 高位字节值表 */
const unsigned char auchCRCHi[] = {
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40
} ;
/* CRC低位字节值表*/
const unsigned char auchCRCLo[] = {
0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06,
0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD,
0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,
0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A,
0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4,
0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3,
0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4,
0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,
0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29,
0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED,
0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60,
0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67,
0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,
0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68,
0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E,
0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71,
0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92,
0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,
0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B,
0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B,
0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,
0x43, 0x83, 0x41, 0x81, 0x80, 0x40
} ;
//帧时间间隔(应为4个字符间隔时间)
static int g_frame_delay = 4;
static int _port = 0;
static unsigned char _addr = 0;
static unsigned char sendbuf[512];
static unsigned char getbuf[512];
static unsigned char _getcnt=0;
//寄存器缓冲区地址及长度
static struct MDS_WORD_STRUCT *pregisterbuf=0;
static unsigned short _registernum=0;
//线圈缓冲区地址及长度
static struct MDS_BIT_STRUCT *pcoilbuf=0;
static unsigned short _coilnum=0;
//CRC校验
unsigned short CRC16(unsigned char *puchMsg, unsigned short usDataLen);
//无符号16位转无符号8位
void U16ToU8(unsigned short u16data, unsigned char *pu8data);
//无符号8位转无符号16位
void U8ToU16(unsigned char *pu8data, unsigned short *pu16data);
//返回错误指令
int MDS_ResponseErr(unsigned char err_code);
///////////////////////////////////////////////////////////////////////////////////
//无符号16位转无符号8位
void U16ToU8(unsigned short u16data, unsigned char *pu8data)
{
*pu8data = (unsigned char)(u16data >> 8);
*(pu8data+1) = (unsigned char)(u16data & 0xFF);
}
//无符号8位转无符号16位
void U8ToU16(unsigned char *pu8data, unsigned short *pu16data)
{
*pu16data = (((unsigned short)(*pu8data))<<8) + (unsigned short)(*(pu8data+1));
}
//CRC校验
unsigned short CRC16(unsigned char *puchMsg, unsigned short usDataLen)
{
unsigned char uchCRCHi = 0xFF ; /* 高CRC字节初始化 */
unsigned char uchCRCLo = 0xFF ; /* 低CRC 字节初始化 */
unsigned long uIndex ; /* CRC循环中的索引 */
while (usDataLen--) /* 传输消息缓冲区 */
{
uIndex = uchCRCHi ^ *puchMsg++ ; /* 计算CRC */
uchCRCHi = uchCRCLo ^ auchCRCHi[uIndex] ;
uchCRCLo = auchCRCLo[uIndex] ;
}
return (uchCRCHi << 8 | uchCRCLo) ;
}//unsigned short CRC16(unsigned char *puchMsg, unsigned short usDataLen)
//将触摸屏通讯参数设置为：8位数据位＋1位停止位，无校验位，通讯速率：9600或19200
//功能：打开并初始化与proface通讯,本机为slave
//参数：unsigned char myaddr:本机地址
// int comport:串口号，设置1或2
// int baud:通讯波特率，设置9600或19200
int MDS_Open(unsigned char myaddr, int comport, int baud)
{
unsigned int i;
_port = comport;
if (SerComOn(_port)==TRUE)
{
SetSerCom(_port, baud, LCR_BITS8|LCR_STOP_BITS1|LCR_NO_PARITY);
//清空接收缓冲区
while (ReceiveChar(_port, &getbuf[0])==true);
_getcnt = 0;
pregisterbuf = 0;
_registernum = 0;
pcoilbuf = 0;
_coilnum = 0;
_addr = myaddr;
return NO_ERR;
}else{
_port = 0;
return OPEN_COM_ERR;
}
}
//功能：关闭与proface的通讯
void MDS_Close()
{
SerComOff(_port);
_addr = 0;
_port = 0;
}
//接收通讯信息
void GetRec()
{
while (ReceiveChar(_port, &getbuf[_getcnt])==true)
{
_getcnt++;
}
}
/////////////////////////////////////////////////////////////////////////
//寄存器通讯处理
//设置寄存器数据存储区
void MDS_SetRegisterBuf(struct MDS_WORD_STRUCT *prbuf, unsigned short num)
{
pregisterbuf = prbuf;
_registernum = num;
}
//得到寄存器的值
int GetRegisterVal(unsigned short addr, unsigned short *pdata)
{
if (pregisterbuf!=0)
{
if (addr <= _registernum)
{
*pdata = (pregisterbuf+addr)->rreg;
return NO_ERR;
}else
{
return ILLEGAL_DATA_ADDRESS;
}
}else
{
return ILLEGAL_DATA_ADDRESS;
}
}
//设置寄存器的值
int SetRegisterVal(unsigned short addr, unsigned short data)
{
if (pregisterbuf!=0)
{
if (addr <= _registernum)
{
(pregisterbuf+addr)->wreg = data;
(pregisterbuf+addr)->flag = FLASH_ON;
return NO_ERR;
}else
{
return ILLEGAL_DATA_ADDRESS;
}
}else
{
return ILLEGAL_DATA_ADDRESS;
}
}
//读多个寄存器 03或04
int MDS_ReadRegisters(unsigned short *paddr, unsigned short *pnum)
{
int rvalue = NO_ERR;
unsigned short data_addr;
unsigned short temp_addr;
unsigned short crc_data;
unsigned char read_count;
unsigned char byte_count;
unsigned char send_count;
unsigned int send_len;
unsigned short i;
unsigned short temp_data = 0;
unsigned char func_no;
func_no = getbuf[1];
U8ToU16(&getbuf[2], &data_addr);
temp_addr = data_addr;
//read_count = ((unsigned short)getbuf[4]<<8) + (unsigned short)getbuf[5]; //要读的个数
read_count = getbuf[5];
byte_count = read_count << 1;
for(i=0;i<byte_count;i+=2,++temp_addr)
{
rvalue = GetRegisterVal(temp_addr,&temp_data);
U16ToU8(temp_data, &sendbuf[i+3]);
}
if (NO_ERR==rvalue)
{
sendbuf[0] = _addr;
sendbuf[1] = func_no;
sendbuf[2] = byte_count;
send_count = byte_count + 3;
crc_data = CRC16(sendbuf, send_count);
U16ToU8(crc_data, &sendbuf[send_count]);
send_count += 2;
SendChars(_port, (unsigned int)send_count, sendbuf, &send_len);
rvalue = READ_WORD;
*paddr = data_addr;
*pnum = read_count;
}else
{
MDS_ResponseErr((unsigned char) rvalue);
}
return rvalue;
}//void readRegisters(void)
//设置多个寄存器功能码16
int MDS_SetRegisters(unsigned short *paddr, unsigned short *pnum)
{
int rvalue = NO_ERR;
unsigned short data_addr;
unsigned short temp_addr;
unsigned short crc_data;
unsigned short set_count;
//unsigned char byte_count;
unsigned char send_count;
unsigned int send_len;
unsigned short i;
unsigned short temp_data = 0;
unsigned char func_no;
func_no = getbuf[1];
U8ToU16(&getbuf[2], &data_addr);
temp_addr = data_addr;
U8ToU16(&getbuf[4], &set_count);
//byteCount = getbuf[6];
for(i=0;i<set_count;++i,++temp_addr)
{
U8ToU16(&getbuf[(i<<1)+7], &temp_data);
rvalue = SetRegisterVal(temp_addr, temp_data);
}
if (NO_ERR==rvalue)
{
sendbuf[0] = _addr;
sendbuf[1] = func_no;
U16ToU8(data_addr, &sendbuf[2]);
U16ToU8(set_count, &sendbuf[4]);
crc_data = CRC16(sendbuf,6);
U16ToU8(crc_data, &sendbuf[6]);
send_count = 8;
SendChars(_port, (unsigned int)send_count, sendbuf, &send_len);
rvalue = WRITE_WORD;
*paddr = data_addr;
*pnum = set_count;
}else
{
MDS_ResponseErr((unsigned char) rvalue);
}
return rvalue;
}//void MDS_SetRegisters(void)
//设置单个寄存器
int MDS_SetSingleRegister(unsigned short *paddr, unsigned short *pnum)
{
int rvalue;
unsigned short data_addr;
unsigned short crc_data;
unsigned char send_count;
unsigned int send_len;
unsigned short temp_data = 0;
unsigned char func_no;
func_no = getbuf[1];
U8ToU16(&getbuf[2], &data_addr);
U8ToU16(&getbuf[4], &temp_data);
rvalue = SetRegisterVal(data_addr, temp_data);
if (NO_ERR==rvalue)
{
sendbuf[0] = _addr;
sendbuf[1] = func_no;
U16ToU8(data_addr, &sendbuf[2]);
U16ToU8(temp_data, &sendbuf[4]);
crc_data = CRC16(sendbuf, 6);
U16ToU8(crc_data, &sendbuf[6]);
send_count = 8;
SendChars(_port, (unsigned int)send_count, sendbuf, &send_len);
rvalue = WRITE_WORD;
*paddr = data_addr;
*pnum = 1;
}else
{
MDS_ResponseErr((unsigned char) rvalue);
}
return rvalue;
}
////////////////////////////////////////////////////////////////////////////
//位通讯处理
//设置线圈存储区
void MDS_SetCoilBuf(struct MDS_BIT_STRUCT *pcbuf, unsigned short num)
{
pcoilbuf = pcbuf;
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -