/Designs/Measuring_instruments/GM_counter/SW/HV_source/main.c
52,10 → 52,7
{
unsigned int16 setpoint=43;
unsigned int16 napeti;
unsigned int16 plneni=0;
unsigned int1 button_press; // semafor pro cteni tlacitek
unsigned int16 reg;
float given;
 
setup_adc_ports(sAN0|VSS_VDD);
setup_adc(ADC_CLOCK_DIV_2);
63,13 → 60,15
setup_timer_0(RTCC_EXT_L_TO_H|RTCC_DIV_1);
setup_timer_1(T1_DISABLED);
setup_timer_2(T2_DIV_BY_1,DIVISOR,1);
setup_ccp1(CCP_PWM);
setup_ccp2(CCP_PWM);
set_pwm1_duty(HALFDUTY);
set_pwm2_duty(MAXDUTY);
setup_comparator(NC_NC_NC_NC);// This device COMP currently not supported by the PICWizard
setup_oscillator(OSC_8MHZ);
 
set_pwm1_duty(0);
set_pwm2_duty(0);
// set_pwm1_duty(0);
// set_pwm2_duty(0);
 
output_high(LED1);
output_high(LED2);
88,35 → 87,28
lcd_putc("\f");
 
reg=400;
given=regreseM*reg+regreseN;
 
while(true)
{
set_adc_channel(1);
delay_us(100);
napeti = (napeti+read_adc())/2;
napeti = read_adc();
if(input(OUTPUT_ENABLE))
{
if (napeti <= setpoint)
{
if (plneni < 300) plneni++;
set_pwm2_duty((int16)255); // zapnuti menice
output_low(LED2);
}
else
else // vypnuti menice
{
if (plneni > 0) plneni--;
output_high(LED2);
set_pwm2_duty((int16)MAXDUTY);
output_high(LED2);
}
set_pwm1_duty(plneni);
set_pwm2_duty(1023-plneni);
 
}
else
{
set_pwm1_duty(1023);
set_pwm2_duty(0);
set_pwm2_duty((int16)MAXDUTY);
output_high(LED2);
}
lcd_gotoxy(1,1);
174,9 → 166,7
}
if ( input(S1) && input(S2) && input(S3) && input(S4) ) button_press=false;
 
output_toggle(LED1);
delay_ms(10);
}
 
}