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#include "common.h"
#include "syscfg.h"
#include "touch.h"
#define uchar unsigned char
#define uint unsigned int
extern volatile unsigned char WSPosition1;
extern volatile unsigned char WSPosition2;
extern uint8_t fmd_channels;
volatile uint16_t readKeyNum;
uint16_t lastkey=0;
BOOL f_lowpower=0;
uint16_t TouchTimeCount;
#define SENSIBILITY 2
volatile int lastKey;
volatile int currKey;
volatile int delta;
volatile int currOrient = 0;
volatile unsigned char pwmDuty = 0;
bit flag;
uchar pwm;
void interrupt ISR(void)
{
if(T4UIE && T4UIF)
{
T4UIF = 1;
TouchTimeCount++;
}
}
void SysInit(void)
{
OSCCON = 0B01110001;
INTCON = 0;
PORTB = 0B00000010;
TRISB = 0B11111101;
WPUB = 0B00000000;
ANSELA = 0B00000000;
}
void WDT_Initial(void)
{
CLRWDT();
MISC0 = 0B00000000;
if(WAKEUPFREQUENCY==16)
{
WDTCON = 0B00001100;
}
else if(WAKEUPFREQUENCY==8)
{
WDTCON = 0B00001110;
}
else
{
WDTCON = 0B00010000;
}
}
void Time4Initial(void)
{
PCKEN |=0B00001000;
TIM4CR1 =0B00000101;
TIM4IER =0B00000001;
TIM4SR =0B00000000;
TIM4EGR =0B00000000;
TIM4CNTR=0;
TIM4PSCR=0B00000111;
TIM4ARR =124;
INTCON |= 0B11000000;
}
void Time1Initial(void)
{
PCKEN |= 0B00000010;
CKOCON=0B00100000;
TCKSRC = 0B00000000;
TIM1CR1 =0B10000101;
TIM1SMCR=0B00000000;
TIM1IER = 0B00000000;
TIM1SR1 =0B00000000;
TIM1SR2 =0B00000000;
TIM1EGR =0B00000000;
TIM1CCMR1 =0B00000000;
TIM1CCMR2 =0B00000000;
TIM1CCMR3 =0B00000000;
TIM1CCMR4 =0B01101000;
TIM1CCER1 =0B00000000;
TIM1CCER2 =0B00010000;
AFP0=0B00001100;
AFP1=0B00000000;
TIM1CNTRH = 0B00000000;
TIM1CNTRL = 0B00000000;
TIM1PSCRH = 0B00000000;
TIM1PSCRL = 0B00000000;
TIM1ARRH = 0;
TIM1ARRL = 213;
TIM1RCR = 0B00001111;
TIM1CCR1H =0;
TIM1CCR1L =14;
TIM1CCR2H =0;
TIM1CCR2L = 14;
TIM1CCR3H = 0;
TIM1CCR3L = 14;
TIM1CCR4H =0;
TIM1CCR4L = 14;
TIM1BKR = 0B11000000;
TIM1DTR = 0B00000111;
TIM1OISR =0B00000000;
LEBCON =0B00000000;
}
void delay(uint16_t ii)
{
uint16_t x,y;
for(x=0;x<500;x++)
for(y=ii;y>0;y--);
}
unsigned char dealWithPositionValue(void)
{
unsigned char key = 0;
currKey = WSPosition1;
if(currKey!=0)
{
if(currKey != lastKey)
{
if((currKey != 16) && (lastKey != 16))
{
delta = currKey - lastKey;
if((delta > 0) && (delta <= SENSIBILITY))
{
key = 1;
}
else if((delta < 0) && (delta >= (-SENSIBILITY)))
{
key = 2;
}
else
{
key = 0;
}
}
else if((currKey == 16))
{
if(lastKey >= (16-SENSIBILITY))
{
key = 1;
}
else if(lastKey <= SENSIBILITY)
{
key = 2;
}
else
{
key = 0;
}
}
else if((lastKey == 16))
{
if(currKey >= (16-SENSIBILITY))
{
key = 2;
}
else if(currKey <= SENSIBILITY)
{
key = 1;
}
else
{
key = 0;
}
}
lastKey = currKey;
}
}
return key;
}
void main(void)
{
SysInit();
Time4Initial();
Time1Initial();
TouchInital();
WDT_Initial();
while(1)
{
CLRWDT();
if(currOrient == 1)
{
if((currKey>3)&&(currKey<=6))
{
if(TIM1CCR4L>=42)
{
TIM1CCR4L= 42;
}
else
{
TIM1CCR4L++;
delay(10);
}
}
else if((currKey>6)&&(currKey<=9))
{
if(TIM1CCR4L>=84)
{
TIM1CCR4L= 84;
}
else
{
TIM1CCR4L++;
delay(10);
}
}
else if((currKey>9)&&(currKey<=12))
{
if(TIM1CCR4L>=126)
{
TIM1CCR4L= 126;
}
else
{
TIM1CCR4L++;
delay(10);
}
}
else if((currKey>12)&&(currKey<=14))
{
if(TIM1CCR4L>=168)
{
TIM1CCR4L= 168;
}
else
{
TIM1CCR4L++;
delay(10);
}
}
else if((currKey>14)&&(currKey<=16))
{
if(TIM1CCR4L>=210)
{
TIM1CCR4L= 210;
}
else
{
TIM1CCR4L++;
delay(10);
}
}
}
else if(currOrient == 0)
{
flag=0;
}
else if(currOrient == 2)
{
if((currKey>0)&&(currKey<=3))
{
if(TIM1CCR4L>8)
{
TIM1CCR4L--;
delay(10);
}
else
{
TIM1CCR4L= 8;
}
}
else if((currKey>3)&&(currKey<=6))
{
if(TIM1CCR4L>42)
{
TIM1CCR4L--;
delay(10);
}
else
{
TIM1CCR4L= 42;
}
}
else if((currKey>6)&&(currKey<=9))
{
if(TIM1CCR4L>84)
{
TIM1CCR4L--;
delay(10);
}
else
{
TIM1CCR4L= 84;
}
}
else if((currKey>9)&&(currKey<=12))
{
if(TIM1CCR4L>126)
{
TIM1CCR4L--;
delay(10);
}
else
{
TIM1CCR4L= 126;
}
}
else if((currKey>12)&&(currKey<=14))
{
if(TIM1CCR4L>168)
{
TIM1CCR4L--;
delay(10);
}
else
{
TIM1CCR4L= 168;
}
}
}
if(TouchTimeCount>=(1000/SCANNINGTIME))
{
TouchTimeCount = 0;
readKeyNum = TouchKeyScan();
currOrient = dealWithPositionValue();
}
}
}

復制代碼

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