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The intelligent material transmission system of the 6th National Games of the Blue Bridge Cup
2022-07-06 02:07:00 【Miseñor】
This one is much simpler than previous ones , Finally, I can finish all the tasks smoothly . Among them, we should pay attention to two times eeprom In the process of data saving, we need a small delay, Or you'll make a mistake !
subject ：
Code ：
main.c
#include <STC12C5A60S2.H>
#include"intrins.h"
#include"iic.h"
sbit TX=P1^0;
sbit RX=P1^1;
int led_work=0xff;
int rb_2;
int L3_mode=0;
int distance;
int Y5_work=0x00;
char last_time_1=2;// Delivery time of class I goods
char last_time_2=4;// Delivery time of class II goods
int weight_mode=0;
int smg_mode=1;
int work_mode; // Type of goods
sbit S4=P3^3;
sbit S5=P3^2;
sbit S6=P3^1;
sbit S7=P3^0;
int running=0;// Whether to run
int last_time;
int L4_work=0;
int set_mode=0;
unsigned int code xianshi[]={
0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff};
void choose_573(int i)
{
switch(i)
{
case(0):P2=(P2&0x1f)|0x00;break;
case(4):P2=(P2&0x1f)|0x80;break;
case(5):P2=(P2&0x1f)|0xa0;break;
case(6):P2=(P2&0x1f)|0xc0;break;
case(7):P2=(P2&0x1f)|0xe0;break;
}
}
void init_system()
{
choose_573(4);
P0=0xff;
choose_573(5);
P0=0x00;
choose_573(0);
}
//============================== Timer 0
void Timer0Init(void) //5 millisecond @11.0592MHz
{
AUXR |= 0x80; // Timer clock 1T Pattern
TMOD &= 0xF0; // Set timer mode
TL0 = 0x00; // Set the initial timing value
TH0 = 0x28; // Set the initial timing value
TF0 = 0; // eliminate TF0 sign
TR0 = 1; // Timer 0 Start timing
ET0=1;
EA=1;
}
int count_1=0;int count_2=0;
void service_timer0() interrupt 1
{
count_1++;
if(count_1>=100)
{
count_1=0;
L3_mode++;
if(L3_mode>=2)
{
L3_mode=0;
}
}
if(running!=0&&last_time!=0)
{
count_2++;
if(count_2>=200)
{
count_2=0;
last_time--;
if(last_time==0)
{
running=0;
smg_mode=1;
Y5_work=(Y5_work&0xef)|0x00;
choose_573(5);
P0=Y5_work;
choose_573(0);
}
}
}
}
//==============================
//==============================led
void rb_2_display()
{
rb_2=get_rb2();
}
void led_display()
{
//L1
if(rb_2<100)
{
weight_mode=1;
led_work=(led_work&0xfe)|0x00;
choose_573(4);
P0=led_work;
choose_573(0);
}
else
{
led_work=(led_work&0xfe)|0x01;
choose_573(4);
P0=led_work;
choose_573(0);
}
//L2
if(rb_2>=100&&rb_2<400)
{
weight_mode=2;
led_work=(led_work&0xfd)|0x00;
choose_573(4);
P0=led_work;
choose_573(0);
}
else
{
led_work=(led_work&0xfd)|0x02;
choose_573(4);
P0=led_work;
choose_573(0);
}
//L3
if(rb_2>=400&&L3_mode==1)
{
weight_mode=3;
led_work=(led_work&0xfb)|0x00;
Y5_work=(Y5_work&0xbf)|0x40;
choose_573(4);
P0=led_work;
choose_573(5);
P0=Y5_work;
choose_573(0);
}
else if(rb_2>=400&&L3_mode==0)
{
weight_mode=3;
led_work=(led_work&0xfb)|0x04;
Y5_work=(Y5_work&0xbf)|0x40;
choose_573(4);
P0=led_work;
choose_573(5);
P0=Y5_work;
choose_573(0);
}
else if(rb_2<400)
{
led_work=(led_work&0xfb)|0x04;
Y5_work=(Y5_work&0xbf)|0x00;
choose_573(4);
P0=led_work;
choose_573(5);
P0=Y5_work;
choose_573(0);
}
}
//==============================
//============================== ultrasonic
void Delay12us() //@12.000MHz
{
unsigned char i;
_nop_();
_nop_();
i = 33;
while (--i);
}
void send_wave()
{
int i;
for(i=0;i<8;i++)
{
TX=1;
Delay12us();
TX=0;
Delay12us();
}
}
void get_distance()
{
unsigned int time=0;
AUXR |= 0x40; // Timer clock 1T Pattern
TMOD &= 0x0F; // Set timer mode
TL1 = 0x00; // Set the initial timing value
TH1 = 0x00; // Set the initial timing value
TF1 = 0; // eliminate TF1 sign
TR1 = 0; // Timer 1 Start timing
send_wave();
TR1=1;
while(RX==1&&TF1==0);
TR1=0;
if(TF1==0)
{
time=TH1;
time=(time<<8)|TL1;
distance=time*0.017;
distance=distance/12;
}
else
{
distance=999;
TF1=0;
}
TH1=TL1=0;
if(distance<=30)
{
work_mode=1;
}
else if(distance>30)
{
work_mode=2;
}
}
//==============================
//============================== Key
void Delay10ms() //@11.0592MHz
{
unsigned char i, j;
i = 108;
j = 145;
do
{
while (--j);
} while (--i);
}
void key_board()
{
//S4
if(S4==0&&weight_mode==2)
{
Delay10ms();
if(S4==0&&weight_mode==2)
{
smg_mode=2;
Y5_work=(Y5_work&0xef)|0x10;
choose_573(5);
P0=Y5_work;
choose_573(0);
running=1;
if(work_mode==1)
{
last_time=last_time_1;
}
if(work_mode==2)
{
last_time=last_time_2;
}
}
while(!S4);
}
//S5
if(S5==0&&smg_mode==2)
{
Delay10ms();
if(S5==0&&smg_mode==2)
{
if(running==1)
{
running=0;
Y5_work=(Y5_work&0xef)|0x00;
choose_573(5);
P0=Y5_work;
choose_573(0);
L4_work=1;
}
else
{
running=1;
Y5_work=(Y5_work&0xef)|0x10;
choose_573(5);
P0=Y5_work;
choose_573(0);
L4_work=0;
}
}
while(!S5);
}
//S6
if(S6==0&&weight_mode==1)
{
Delay10ms();
if(S6==0&&weight_mode==1)
{
smg_mode=3;
set_mode++;
if(set_mode>=3)
{
set_mode=0;
smg_mode=1;
}
}
while(!S6);
}
//S7
if(S7==0&&smg_mode==3)
{
Delay10ms();
if(S7==0&&smg_mode==3)
{
if(set_mode==1)
{
last_time_1++;
if(last_time_1>10)
{
last_time_1=1;
}
}
if(set_mode==2)
{
last_time_2++;
if(last_time_2>10)
{
last_time_2=1;
}
}
}
while(!S7);
}
}
//==============================
//==============================L4
void L4_display()
{
if(L4_work==1)
{
if(L3_mode==1)
{
led_work=(led_work&0xf7)|0x00;
choose_573(4);
P0=led_work;
choose_573(0);
}
else
{
led_work=(led_work&0xf7)|0x08;
choose_573(4);
P0=led_work;
choose_573(0);
}
}
else if(L4_work==0)
{
led_work=(led_work&0xf7)|0x08;
choose_573(4);
P0=led_work;
choose_573(0);
}
}
//==============================
//==============================smg
void Delay400us() //@11.0592MHz
{
unsigned char i, j;
i = 5;
j = 74;
do
{
while (--j);
} while (--i);
}
void SMG(int wei,int dat)
{
choose_573(6);
P0=0x80>>(wei-1);
choose_573(7);
P0=xianshi[dat];
choose_573(0);
Delay400us();
choose_573(7);
P0=xianshi[10];
choose_573(0);
}
void smg_display()
{
// test
// SMG(1,distance%10);
// SMG(2,(distance%100)/10);
// SMG(3,(distance%1000)/100);
// SMG(4,weight_mode);
// SMG(5,10);
// SMG(6,smg_mode);
// SMG(7,10);
// SMG(8,10);
if(smg_mode==1)
{
SMG(1,work_mode);
SMG(2,10);
SMG(3,10);
SMG(4,distance%10);
SMG(5,(distance%100)/10);
SMG(6,10);
SMG(7,10);
SMG(8,smg_mode);
}
if(smg_mode==2)
{
SMG(1,last_time%10);
SMG(2,(last_time%100)/10);
SMG(3,10);
SMG(4,10);
SMG(5,10);
SMG(6,10);
SMG(7,10);
SMG(8,smg_mode);
}
if(smg_mode==3)
{
if(set_mode==2&&L3_mode==1)
{
SMG(1,last_time_2%10);
SMG(2,(last_time_2%100)/10);
}
else if(set_mode==2&&L3_mode==0)
{
SMG(1,10);
SMG(2,10);
}
else if(set_mode!=2)
{
SMG(1,last_time_2%10);
SMG(2,(last_time_2%100)/10);
}
SMG(3,10);
if(set_mode==1&&L3_mode==1)
{
SMG(4,last_time_1%10);
SMG(5,(last_time_1%100)/10);
}
else if(set_mode==1&&L3_mode==0)
{
SMG(4,10);
SMG(5,10);
}
else if(set_mode!=1)
{
SMG(4,last_time_1%10);
SMG(5,(last_time_1%100)/10);
}
SMG(6,10);
SMG(7,10);
SMG(8,smg_mode);
}
}
//==============================
//==============================eeprom
void eeprom_work()
{
if(set_mode==0)
{
write_EEPROM(0x01,last_time_1);
Delay10ms();
write_EEPROM(0x33,last_time_2);
}
}
//==============================
void main()
{
init_system();
Timer0Init();
last_time_1=read_EEPROM(0x01);
Delay10ms();
last_time_2=read_EEPROM(0x33);
while(1)
{
rb_2_display();
led_display();
smg_display();
get_distance();
key_board();
L4_display();
eeprom_work();
}
}
iic.c
/* Program description : IIC Bus driver Software environment : Keil uVision 4.10 Hardware environment : CT107 SCM comprehensive training platform 8051,12MHz Japan period : 2011-8-9 */
#include "reg52.h"
#include "intrins.h"
#define DELAY_TIME 5
#define SlaveAddrW 0xA0
#define SlaveAddrR 0xA1
// Bus pin definition
sbit SDA = P2^1; /* cable */
sbit SCL = P2^0; /* Clock line */
void IIC_Delay(unsigned char i)
{
do{
_nop_();}
while(i--);
}
// Bus start condition
void IIC_Start(void)
{
SDA = 1;
SCL = 1;
IIC_Delay(DELAY_TIME);
SDA = 0;
IIC_Delay(DELAY_TIME);
SCL = 0;
}
// Bus stop condition
void IIC_Stop(void)
{
SDA = 0;
SCL = 1;
IIC_Delay(DELAY_TIME);
SDA = 1;
IIC_Delay(DELAY_TIME);
}
// Send reply
void IIC_SendAck(bit ackbit)
{
SCL = 0;
SDA = ackbit; // 0： The reply ,1： Non response
IIC_Delay(DELAY_TIME);
SCL = 1;
IIC_Delay(DELAY_TIME);
SCL = 0;
SDA = 1;
IIC_Delay(DELAY_TIME);
}
// Waiting for an answer
bit IIC_WaitAck(void)
{
bit ackbit;
SCL = 1;
IIC_Delay(DELAY_TIME);
ackbit = SDA;
SCL = 0;
IIC_Delay(DELAY_TIME);
return ackbit;
}
// adopt I2C The bus sends data
void IIC_SendByte(unsigned char byt)
{
unsigned char i;
for(i=0; i<8; i++)
{
SCL = 0;
IIC_Delay(DELAY_TIME);
if(byt & 0x80) SDA = 1;
else SDA = 0;
IIC_Delay(DELAY_TIME);
SCL = 1;
byt <<= 1;
IIC_Delay(DELAY_TIME);
}
SCL = 0;
}
// from I2C Data is received on the bus
unsigned char IIC_RecByte(void)
{
unsigned char i, da;
for(i=0; i<8; i++)
{
SCL = 1;
IIC_Delay(DELAY_TIME);
da <<= 1;
if(SDA) da |= 1;
SCL = 0;
IIC_Delay(DELAY_TIME);
}
return da;
}
int temp_1;
int get_rb2()
{
IIC_Start();
IIC_SendByte(0x90);
IIC_WaitAck();
IIC_SendByte(0x03);
IIC_WaitAck();
IIC_Stop();
IIC_Start();
IIC_SendByte(0x91);
IIC_WaitAck();
temp_1=IIC_RecByte();
IIC_SendAck(1);
IIC_Stop();
temp_1=temp_1*1.96+0.5;
return temp_1;
}
void write_EEPROM(int add,int dat)
{
IIC_Start();
IIC_SendByte(0xa0);
IIC_WaitAck();
IIC_SendByte(add);
IIC_WaitAck();
IIC_SendByte(dat);
IIC_WaitAck();
IIC_Stop();
}
int read_EEPROM(int add)
{
int temp;
IIC_Start();
IIC_SendByte(0xa0);
IIC_WaitAck();
IIC_SendByte(add);
IIC_WaitAck();
IIC_Start();
IIC_SendByte(0xa1);
IIC_WaitAck();
temp=IIC_RecByte();
IIC_SendAck(1);
IIC_Stop();
return temp;
}
iic.h
#ifndef _IIC_H
#define _IIC_H
void IIC_Start(void);
void IIC_Stop(void);
bit IIC_WaitAck(void);
void IIC_SendAck(bit ackbit);
void IIC_SendByte(unsigned char byt);
unsigned char IIC_RecByte(void);
int get_rb2();
read_EEPROM(int add);
write_EEPROM(int add,int dat);
#endif
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