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KeyDel.c
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#include "KeyDel.h"
#include "package.h"
#include "lcd.h"
unsigned char temp,matrix_cnt=0,ConfigMode,key_temp[3]={0x00,0x00,'\0'};
unsigned char key[3]={0x30,0x30,'\0'};
unsigned char speed_Config[3]={0x30,0x30,'\0'};
unsigned char old_speed[3]={0x30,0x30,'\0'};
uchar send_data[2]={0x00,0x00};
uchar send_ok;//串口发送成功
uchar buzzer_can;//1：蜂鸣器响1s
uchar Red_On;//红灯闪烁
uchar Green_On;//绿灯闪烁
uchar CancleFlag=0;
sbit red_led1=P2^1;
sbit green_led1=P2^0;
//延时1ms
void delay_1(int time)
{
int a,b;
for(a=time;a>0;a--)
{
for(b=125;b>0;b--);
}
}
//扫描用户按下哪两个键
// 扫描方案采用：行列扫描方法
void ScanKey()
{
LcdShowStr(0,0,"Pre_Speed:");
LcdShowStr(10,0,old_speed);
LcdShowStr(0,1,"New_Speed:");
matrix_key=0X7F;
temp=matrix_key;
temp=temp&0x0F;
if(temp!=0x0F)
{
delay_1(10);
if(temp!=0x0F)
{
CancleFlag=0;
key_temp[matrix_cnt]=0;
matrix_cnt++;
while(temp!=0x0F)
{
temp=matrix_key;
temp=temp&0x0F;
}
key[0]=key_temp[0]+0x30;
key[1]=key_temp[1]+0x30;
LcdShowStrV1((matrix_cnt+9),1,key[matrix_cnt-1]);
}
}
matrix_key=0XbF;
temp=matrix_key;
temp=temp&0x0F;
if(temp!=0x0F)
{
delay_1(10);
if(temp!=0x0F)
{
CancleFlag=0;
temp=matrix_key;
switch(temp)
{
case 0xbe:
key_temp[matrix_cnt]=7;
break;
case 0xbd:
key_temp[matrix_cnt]=8;
break;
case 0xb7:
key_temp[matrix_cnt]=9;
break;
}
matrix_cnt++;
while(temp!=0x0F)
{
temp=matrix_key;
temp=temp&0x0F;
// //beep=0;
}
key[0]=key_temp[0]+0x30;
key[1]=key_temp[1]+0x30;
LcdShowStrV1((matrix_cnt+9),1,key[matrix_cnt-1]);
}
}
matrix_key=0XdF;
temp=matrix_key;
temp=temp&0x0F;
if(temp!=0x0F)
{
delay_1(10);
if(temp!=0x0F)
{
CancleFlag=0;
temp=matrix_key;
switch(temp)
{
case 0xde:
key_temp[matrix_cnt]=4;
break;
case 0xdd:
key_temp[matrix_cnt]=5;
break;
case 0xd7:
key_temp[matrix_cnt]=6;
break;
}
matrix_cnt++;
while(temp!=0x0F)
{
temp=matrix_key;
temp=temp&0x0F;
}
key[0]=key_temp[0]+0x30;
key[1]=key_temp[1]+0x30;
LcdShowStrV1((matrix_cnt+9),1,key[matrix_cnt-1]);
}
}
matrix_key=0XEF;
temp=matrix_key;
temp=temp&0x0F;
if(temp!=0x0F)
{
delay_1(10);
if(temp!=0x0F)
{
CancleFlag=0;
temp=matrix_key;
switch(temp)
{
case 0xee:
key_temp[matrix_cnt]=1;
break;
case 0xed:
key_temp[matrix_cnt]=2;
break;
case 0xe7:
key_temp[matrix_cnt]=3;
break;
}
matrix_cnt++;
while(temp!=0x0F)
{
temp=matrix_key;
temp=temp&0x0F;
}
key[0]=key_temp[0]+0x30;
key[1]=key_temp[1]+0x30;
LcdShowStrV1((matrix_cnt+9),1,key[matrix_cnt-1]);
}
}
//若用户已经按下两个按键，则将数字储存起来，下一次刷新LCD屏幕既显示
if(matrix_cnt==2)
{
switch(ConfigMode)
{
case 1:
speed_Config[0]=key[0];
speed_Config[1]=key[1];
old_speed[0]=speed_Config[0];
old_speed[1]=speed_Config[1];
send_data[0]=speed_Config[0]-0x30;
send_data[1]=speed_Config[1]-0x30;
delay_1(500);
clearLCD();
LcdShowStr(3,0,"Setting...");
send_ok=InPackage(send_data,0x01);
if(send_ok)
{
Green_On=1;
Red_On=0;
}else
{
Green_On=0;
Red_On=1;
}
delay_1(1000);
clearLCD();
Green_On=0;
green_led1=1;
break;
case 2:
break;
}
ConfigMode=0;
matrix_cnt=0;
}
}