48 lines
946 B
C
48 lines
946 B
C
#include <sysinit.h>
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#include "basic/basic.h"
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#include "basic/config.h"
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#define SAMPCT (4)
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uint32_t light=150*SAMPCT;
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char _isnight=1;
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#define threshold GLOBAL(daytrig)
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#define RANGE GLOBAL(daytrighyst)
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void LightCheck(void){
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int iocon;
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char iodir;
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iocon=IOCON_PIO1_11;
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//LED3 is on pin 11
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iodir= (GPIO_GPIO1DIR & (1 << (11) ))?1:0;
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//gpioSetDir(RB_LED3, gpioDirection_Input);
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if (iodir == gpioDirection_Input) {
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IOCON_PIO1_11 = IOCON_PIO1_11_FUNC_AD7|IOCON_PIO1_11_ADMODE_ANALOG;
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light-=light/SAMPCT;
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light += (adcRead(7)/2);
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gpioSetDir(RB_LED3, iodir);
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IOCON_PIO1_11=iocon;
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if(_isnight && light/SAMPCT>(threshold+RANGE))
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_isnight=0;
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if(!_isnight && light/SAMPCT<threshold)
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_isnight=1;
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} else {
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_isnight=1;
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}
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};
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uint32_t GetLight(void){
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return light/SAMPCT;
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};
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char isNight(void){
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return _isnight;
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};
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