📄 pcckmodbusold.bak
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/*MAIN BOOT SECTION */
#include <reg932.h>
#include <stdio.h>
#include <math.h>
#include <absacc.h>
#include <string.h>
#include <intrins.h>
#include <ctype.h>
#include <stdlib.h>
#include <setjmp.h>
#define uchar unsigned char /*宏定义*/
#define uint unsigned int
//#define CSI24WCXX 0XA0
//#define PCF8574 0X40
#define P668 0X88
#define ADRWDFQ 511
extern chusua(void);
//-----------------------------------
sbit Acc_0=ACC^0;
sbit Acc_1=ACC^1;
sbit Acc_2=ACC^2;
sbit Acc_3=ACC^3;
sbit Acc_7=ACC^7;
sbit p1_2=P1^2;
sbit sipm=P2^7;
sbit led1=P2^6;
sbit p1_4=P1^4;
sbit p1_6=P1^6;
/*状态标志*/
bit I2cwr,iicerrror,iiccaozuo;
unsigned char Tzen,Rzen,tsleng;
unsigned char rsbufr,tsbufr,tsbbb;
//bit yunbiao,tingbiao,up000,down000,lef000,trig000;
unsigned char xdata T3buf[30];
unsigned char xdata R3buf[50];
unsigned char xdata RXbuf[50];
unsigned char xdata TXbuf[50];
code unsigned char auchCRCHi[256] = {
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
};
code unsigned char auchCRCLo[256] = {
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
};
void int0(void) interrupt 0
{
}
void int1(void) interrupt 1
{
}
void int2(void) interrupt 2
{
}
void int3(void) interrupt 3
{
}
void int5(void) interrupt 5
{
}
void int10(void) interrupt 10
{
}
void int7(void) interrupt 7
{
}
void int8(void) interrupt 8
{
}
void int9(void) interrupt 9
{
}
/***************************/
/* 串口通讯子程序 */
/***************************/
void comm1(void) interrupt 4 using 3
{
if (TI==1)
{
TI=0;
if (tsbbb==1)
{
if (tsbufr<tsleng)
{
SBUF=TXbuf[tsbufr];
++tsbufr;
}
else
{
tsbbb=0;
rsbufr=0;
}
}
}
if (RI==1)
{
RI=0;
led1 ^= 1;
if (rsbufr<=50)
{
RXbuf[rsbufr]=SBUF;
++rsbufr;
}
else
{
ACC=SBUF;
}
}
}
//-------------------------------------------------------
unsigned int CRC16(unsigned char xdata *puchMsg,unsigned char usDataLen)
//unsigned char *puchMsg ;/* 要进行CRC校验的消息 */
//unsigned short usDataLen ; /* 消息中字节数 */
{
unsigned char uchCRCHi = 0xFF ; /* 高CRC字节初始化 */
unsigned char uchCRCLo = 0xFF ; /* 低CRC 字节初始化 */
unsigned char uIndex ; /* CRC循环中的索引 */
while (usDataLen--) /* 传输消息缓冲区 */
{
uIndex = uchCRCHi ^ *puchMsg ; /* 计算CRC */
puchMsg++;
uchCRCHi = uchCRCLo ^ auchCRCHi[uIndex];
uchCRCLo = auchCRCLo[uIndex];
}
return (uchCRCHi *256 | uchCRCLo);
}
//=============================================================================
void modbu001()
{
unsigned char i;
if (rsbufr>=4)
{
for (i=0;i<=4;i++)
{
TXbuf[i]=RXbuf[i]+1;
}
TXbuf[i]=R3buf[0];
i++;
TXbuf[i]=R3buf[1];
i++;
TXbuf[i]=R3buf[2];
i++;
tsbbb=1;
SBUF=TXbuf[0];
tsbufr=1;
rsbufr=0;
tsleng=i;
}
}
//=============================================================================
void chushihua()
{
//unsigned char presc;
IEN0=0x0;
IEN1=0x0;
DIVM=0;
SSTAT=0x44; // separate Rx/Tx
//SSTAT=SSTAT&0xfa; //; clr the BR, it is SSTAT.2
BRGCON=0;
//AUXR1=AUXR1 | 0x40; // ; setb the EBRR
SCON=0x50; // ; setup UART mode 1, enables serial reception.
BRGR1=0x2; // 串口波特率发生器0x2f0-->9600((7372800/n)-16)
BRGR0=0xf0;
BRGCON=0x03; // ; Baud Rate Generator Enable.
EA=1;
P0M1=0xff;
P0M2=0;
P1M1=0xfc;
P1M2=0x00;
P2M1=0xff;
P2M2=0x40;
P3M1=0x03;
P3M2=0;
if (sipm==0)
{
chusua();
}
EA=0;
I2SCLH=75;/*设置IIC波特率*/
I2SCLL=75; //75-->25k;50-->37k;25-->74k;19-->100k;5-->369k
I2CON=0x44;//IIC使能使用内部SCL发生器
//IEN1=1;
EI2C =1;
I2cwr=0;
// CCON=0x40;
DIVM=0;
//interrupts
// calculate presc.
// SSTAT=0x64;
//SSTAT|=0x04;
// T2CON=0x30; //#00110100B
//RCAP2H=0xff;
// RCAP2L=0xb2; //9600 ;;0x64 -4800;
// T2MOD=0xfc; //#11111100B
//T2CON=0x34; //#00110100B
ES=1;
EA = 1;
iicerrror=0;
iiccaozuo=0;
tsleng=0;
}
//-----------------------------------------
void I2cinit() interrupt 6 using 1
{
bit errori2c=0;
if (I2cwr==0)
{ //写数据
switch(I2STAT)
{
case 8:I2DAT=P668;I2CON=0x44;Tzen=0;break;
case 0x18:I2DAT=T3buf[0];I2CON=0x44;Tzen=1;break;
case 0x28:
if (Tzen<29)
{
I2DAT=T3buf[Tzen];
I2CON=0x44;
++Tzen;
}
else
{
I2CON=0x54;
iiccaozuo=1;
}
break;
default:errori2c=1;break;
}
}
else
{ //读数据
switch(I2STAT)
{
case 8:I2DAT=P668+1;I2CON=0x44;Rzen=0;break;
case 0x40:I2CON=0x44;Rzen=0;break; // | 0x18
case 0x58:
if (Rzen<49)
{
R3buf[Rzen]=I2DAT;
I2CON=0x44;
++Rzen;
}
else
{
I2CON=0x54;
iiccaozuo=1;
}
break;
default:errori2c=1;break;
}
}
if (errori2c==1)
{
I2CON=0x54;
iicerrror=1;
iiccaozuo=1;
}
}
/****************************
VOID
***************************/
void main()
{
//unsigned int i;
IEN0=0;
IEN1=0;
chushihua();
T3buf[0]=0xeb;
T3buf[1]=0x90;
T3buf[2]=0xeb;
T3buf[3]=0x90;
T3buf[4]=0x03;
T3buf[5]=0x05;
/* b3buf[0]=0xeb;
b3buf[1]=0x90;
b3buf[2]=0xeb;
b3buf[3]=0x90;
b3buf[4]=0;
for(i=0;i<20;i++)
{
b3buf[i+6]=b0buf[i];
}
b3buf[5]=i;
j=i+6;//数据个数
b3buf[j]=0;//校验和
for(i=4;i<j;i++)
{
b3buf[j]+=b0buf[i];
}*/
led1=1;
iiccaozuo=1;
while(1)
{
if (iiccaozuo==1)
{
if(iicerrror==1)
{
;//出错处理
}
I2CON=0x44;
STA=1;
iiccaozuo=0;
led1 ^=1;
I2cwr ^=1;
}
modbu001();
}
}
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