#include<stdio.h>
#include<string.h>
#include<reg52.h>
#include"TxMCU.h"
#include"absacc.h"
main()
{
unsigned char i;
MCU_Init();
SJA_Init();
REG_MODE = 0x01; //"进入复位模式 "
temp_data1 = REG_MODE;
temp_data1 = temp_data1 & 0x01;
if(temp_data1 == 0x01) //"在复位模式中 "
{
REG_BTR0 = 0x85;
REG_BTR1 = 0xb4; //100k
REG_OCR = 0x1a;
REG_CDR = 0xc0;
REG_RBSA = 0x00;
REG_ACR0 = 0xff;
REG_ACR1 = 0xff;
REG_ACR2 = 0xff;
REG_ACR3 = 0xff;
REG_AMR0 = 0xff;
REG_AMR1 = 0xff;
REG_AMR2 = 0xff;
REG_AMR3 = 0xff;
REG_IR_ABLE = 0xff;
}
REG_MODE = 0x0c; //"进入自接收模式 "
REG_MODE = 0x0c;
for(i = 0;i<100;i++);
temp_data1 = REG_Receive_Counter;
send(temp_data1);
for(;;)
{
while(Tx_标志寄存器 == False);
Tx_标志寄存器 = False;
Tx_counter++;
send(Tx_counter);
temp_data1 = REG_SR;
while((temp_data1 & 0x10) == 0x10);
temp_data1 = REG_SR;
if((temp_data1 & 0x04) == 0x04)
{
REG_RxBuffer0 = 0x08; //"标准帧，长度为8 "
REG_RxBuffer1 = 0xff;
REG_RxBuffer2 = 0xff;
REG_RxBuffer3 = 0x01;
REG_RxBuffer4 = 0x02;
REG_DataBuffer1 = 0x03;
REG_DataBuffer2 = 0x04;
REG_DataBuffer3 = 0x05;
REG_DataBuffer4 = 0x06;
REG_DataBuffer5 = 0x07;
REG_DataBuffer6 = 0x08;
REG_DataBuffer7 = 0x09;
REG_DataBuffer8 = 0x0a;
}
REG_CMD = 0x10;
temp_data1 = REG_SR;
temp_data1 = temp_data1 & 0x20;
while(temp_data1 == 0x20) //"检查是否发送完成 "
{
//send(0xaa);
temp_data1 = REG_ECC;
send(temp_data1);
temp_data1 = REG_SR;
temp_data1 = temp_data1 & 0x20;
//send(temp_data1);
}
send(0x66);
temp_data1 = REG_ALC;
send(temp_data1);
temp_data1 = REG_ECC;
send(temp_data1);
temp_data1 = REG_SR;
send(temp_data1);
temp_data1 = REG_Receive_Counter;
send(temp_data1);
PC_RX_Buffer = 0x77;
LED0 = ~LED0;
// Tx_counter = 0x00;
}
}
void MCU_Init(void)
{
SJARst = 1;
LED0 = OFF;
LED1 = OFF;
PC_RX_Buffer = 0x77;
step_counter = 0x00;
step_标志寄存器 = False;
Tx_标志寄存器 = False;
temp_data1 = 0x00;
TMOD = 0x20;
TH1 = 0xff;
TL1 = 0xff;
TR1 = 1;
SCON = 0x50;
PCON = 0x80;
EA = 1;
ES = 1;
Tx_counter = 0x00;
}
void SJA_Init(void)
{
unsigned char i;
for(i = 0;i < 125;i++);
SJARst = 0;
for(i = 0;i < 125;i++);
SJARst = 1;
for(i = 0;i < 125;i++);
}
void send(unsigned char S_Data)
{
SBUF = S_Data;
while(TI == 0);
TI =0;
}
void Serial() interrupt 4 using 2
{
if(RI == 1)
{
PC_RX_Buffer = SBUF;
RI = 0;
if(PC_RX_Buffer == 0xaa)
{
send(0x13);
Tx_标志寄存器 = True;
PC_RX_Buffer = 0x77;
}
else if(PC_RX_Buffer == 0x55)
{
send(0x14);
Rx_标志寄存器 = True;
PC_RX_Buffer = 0x77;
}
else
{
send(0x15);
PC_RX_Buffer = 0x77;
}
}
} |
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