| 0,0 → 1,82 |
|---|
| #include "main.h" |
| |
| |
| #define LED_K1 PIN_A2 // anody segmentovek |
| #define LED_K2 PIN_A1 |
| //#define LED_D1 PIN_A1 // katody segmentovek ///ted uz nepotreba |
| //#define LED_D2 PIN_A2 |
| //#define LED_D3 PIN_A3 |
| //#define LED_D4 PIN_A4 |
| //#define LED_D5 PIN_A5 |
| //#define LED_D6 PIN_A6 |
| //#define LED_D7 PIN_A7 |
| |
| #include "1wire.c" |
| #include "ds1820.c" |
| |
| void main() |
| { |
| float temperature; // teplota z ds1820.c |
| long duty; // strida PWM |
| int temp; // zaokrouhlena teplota |
| int znak1; // hodnota jednotek |
| int znak2; // hodnota desitek |
| int znak; // zobrazovany znak |
| int i; // i pro for |
| |
| setup_adc_ports(NO_ANALOGS|VSS_VDD); |
| setup_adc(ADC_OFF); |
| setup_spi(FALSE); |
| setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1); |
| setup_timer_1(T1_DISABLED); |
| setup_timer_2(T2_DISABLED,0,1); |
| setup_comparator(NC_NC_NC_NC); |
| setup_vref(FALSE); |
| port_b_pullups(TRUE); |
| |
| |
| while(TRUE) |
| { |
| temperature = ds1820_read(); |
| temp = (int) temperature; |
| |
| if (temp<10) { //pro teploty 0-10°C |
| znak1=temp; |
| znak2=0; |
| } |
| else { |
| znak2=(int) (temp/10); //vydelit deseti a zaokrouhlit dolu = desitky |
| znak1=temp-((int) (temp/10))*10; //jednotky rozdil teploty a desitek |
| } |
| for (i=1;i<=2;i++) { //cyklus zobrazeni udaje |
| output_low(0x7f); //vymaz display |
| if (i==1) { |
| output_high(LED_K1); //dva bloky pro sepnuti aktivniho segmentu na 1 |
| output_low(LED_K2); |
| znak=znak1; |
| } |
| if (i==2) { |
| output_high(LED_K2); |
| output_low(LED_K1); |
| znak=znak2; |
| } |
| if (znak==1) output_b(0x4f); //blok if pro rozeznani zobrazeneho znaku |
| if (znak==2) output_b(0x12); |
| if (znak==3) output_b(0x06); |
| if (znak==4) output_b(0x4c); |
| if (znak==5) output_b(0x2c); |
| if (znak==6) output_b(0x20); |
| if (znak==7) output_b(0x0f); |
| if (znak==8) output_b(0x00); |
| if (znak==9) output_b(0x04); |
| if (znak==0) output_b(0x01); |
| Delay_ms(50); |
| } |
| // duty=104+(2,31*temperature); // .000416/(16*(1/4000000)) ....PWM presne podle helpu |
| // set_pwm1_duty(duty); |
| } |
| |
| |
| |
| |
| } |