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#include "E:\@Dokumenty\pic\vysilac\main.h"
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#DEFINE LCD_RS          PIN_B1      // rizeni registru LCD displeje
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#DEFINE LCD_E           PIN_B2      // enable LCD displeje
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#DEFINE LCD_DATA_LSB    PIN_B4      // pripojeni LSB bitu datoveho portu LCD displeje (celkem 4 bity vzestupne za sebou)
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#INCLUDE "MYLCD.C"
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#DEFINE  VYSILAC        PIN_C3
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#DEFINE  OSA_X          0           // adresa A/D prevodniku pro osu X
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#DEFINE  OSA_Y          1           // adresa A/D prevodniku pro osu Y
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#DEFINE  IMPULS         250         // sirka impulsu pro false |-|
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#DEFINE  TTL1           PIN_b4
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#DEFINE  TTL2           PIN_b3
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int stredX, stredY, x, y;
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void odeslat (int8 kodeslani)
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{
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   int i;
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   for  (i=0;i<=7;i++)
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   {
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     if (1==bit_test(kodeslani,i))
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     {
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        output_high(VYSILAC);
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        delay_us(2*IMPULS);          // X pri 1: |--|___
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        output_low(VYSILAC);
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        delay_us(3*IMPULS);
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     }
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     else
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     {
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         output_high(VYSILAC);
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         delay_us(IMPULS);           // X pri 0: |-|__|-|_
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         output_low(VYSILAC);
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         delay_us(2*IMPULS);
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         output_high(VYSILAC);
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         delay_us(IMPULS);
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         output_low(VYSILAC);
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         delay_us(IMPULS);
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     };
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   }
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}
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void synchronizace()
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{
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int8 sinchro;
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   sinchro=0b00001111;
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   odeslat (sinchro);                  // synchronizace: |--|___|--|___|--|___|--|___|-|__|-|_|-|__|-|_|-|__|-|_|-|__|-|_
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}
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void odesli (int8 X, int8 Y)
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{
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  odeslat(X+ (X << 4));
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  odeslat(Y+ (Y << 4));
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}
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void kalibrace()
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{
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int8 min_x;
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int8 max_x;
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int8 min_y;
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int8 max_y;
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int8 sred_x;
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int8 sred_y;
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int8 adc;
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   min_x=max_x=min_y=max_y=sred_x=sred_y=128;
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   printf(lcd_putc,"Paku dejte do prostred a stisknete tlacitko");
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znovu:
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   if (TTL1 || TTL2)
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   {
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   set_adc_channel(OSA_X);
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   delay_us(10);
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   sred_x=read_adc();
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   set_adc_channel(OSA_y);
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   delay_us(10);
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   sred_y=read_adc();
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   };
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   //else goto znovu;
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   printf(lcd_putc,"\f");
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   printf(lcd_putc,"Pak ");
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   set_adc_channel(OSA_X);
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   delay_us(10);
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   adc=read_adc();
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   if (max_x < adc )max_x=adc;
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   if (min_x > adc )min_x=adc;
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   set_adc_channel(OSA_y);
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   delay_us(10);
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   adc=read_adc();
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   if (max_y < adc )max_y=adc;
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   if (min_y > adc )min_y=adc;
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   if (TTL1 || TTL2) return;
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}
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void main()
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{
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int c=0;
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   setup_adc_ports(RA0_RA1_RA3_ANALOG);
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   setup_adc(ADC_CLOCK_DIV_2);
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   setup_spi(FALSE);
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   setup_counters(RTCC_INTERNAL,RTCC_DIV_2);
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   setup_timer_1(T1_DISABLED);
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   setup_timer_2(T2_DISABLED,0,1);
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   lcd_init();
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 /*  while (c<=16)
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   {
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   lcd_gotoxy(c,1);
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   printf(lcd_putc,"_");
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   delay_ms(50);
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   printf(lcd_putc,"\f");
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   c++;
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   }
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   printf(lcd_putc,"\fAhoj!");
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   delay_ms(1500);*/
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   printf(lcd_putc,"\f");
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   while(true)
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   {
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      set_adc_channel(OSA_X);
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      lcd_gotoxy(1,1);
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      x=read_adc() >> 4;
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      printf(lcd_putc,"X: %D      ", x);
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      set_adc_channel(OSA_Y);
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      lcd_gotoxy(1,2);
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      y=read_adc() >> 4;
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      printf(lcd_putc,"Y: %D      ", y);
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 /*     output_high(PIN_C1);
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      output_low(PIN_C2);
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      delay_ms(100);
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      output_low(PIN_C1);
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      output_high(PIN_C2);
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      delay_ms(100);*/
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      lcd_gotoxy(7,2);
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      printf(lcd_putc,"vysilam");
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      output_high(PIN_C4);
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      output_high(PIN_C6);
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      delay_ms(1);
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      output_low(PIN_C4);
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      synchronizace();
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      odesli(x,y);
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      output_low(PIN_C6);
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   }
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}