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#include ".\main.h"
#define KOLMO1 225 // predni kolecko sroubem dopredu
#define KOLMO2 30 // predni kolecko je hlavou sroubu dozadu
#define STRED 128 // sredni poloha zataceciho kolecka
#define BEAR1 10 // 3 stupne zataceni
#define BEAR2 25
#define BEAR3 45
#define R 100 // Rozumna rychlost
#define R17 200 // X nasobek rozumne rychlosti
#define PRED_CIHLOU 100 // rychlost pri dalkove detekci cihly
#define L2 2 // cara vlevo
#define L3 3 // cara vlevo
#define S 0 // cara mezi sensory
#define R2 -2 // cara vpravo
#define R3 -3 // cara vpravo
// servo
#define SERVO PIN_B5
// kroutitka
#define CERVENA 4 // AN4
#define MODRA 2 // AN2
// IR
#define IRTX PIN_B2
#define CIHLA PIN_A3
//motory
#define FR output_low(PIN_A7); output_high(PIN_A6) // Vpred
#define FL output_low(PIN_A1); output_high(PIN_A0)
#define BR output_low(PIN_A6); output_high(PIN_A7) // Vzad
#define BL output_low(PIN_A0); output_high(PIN_A1)
#define STOPR output_low(PIN_A6);output_low(PIN_A7)
#define STOPL output_low(PIN_A0);output_low(PIN_A1)
//HID
#define LED1 PIN_B1 //oranzova
#define LED2 PIN_B2 //zluta
#define STROBE PIN_B0
unsigned int8 sensors; // pomocna promenna pro cteni cidel na caru
signed int8 line = S; // na ktere strane byla detekovana cara
unsigned int8 uhel; // urcuje aktualni uhel zataceni
unsigned int8 speed; // maximalni povolena rychlost
unsigned int8 turn; // rychlost toceni
unsigned int8 rovinka; // pocitadlo na zjisteni rovinky
signed int16 Lmotor; // promene, ktere urcuji velikost vykonu na levem
signed int16 Rmotor; // a pravem motoru
// makro pro PWM pro motory
#define GO(motor, direction, power) if(get_timer0()<=power) \
{direction##motor;} else {stop##motor;}
////////////////////////////////////////////////////////////////////////////////
#int_TIMER2
TIMER2_isr() // ovladani serva
{
unsigned int8 n;
output_high(SERVO);
delay_us(1000);
for(n=uhel; n>0; n--) Delay_us(2);
output_low(SERVO);
}
////////////////////////////////////////////////////////////////////////////////
void main()
{
unsigned int8 n;
unsigned int8 i,j;
unsigned int8 last_sensors;
unsigned int8 RozumnaRychlost;
setup_adc_ports(sAN5|sAN2|sAN4|sAN6|VSS_VDD); // AD pro kroutitka
setup_adc(ADC_CLOCK_INTERNAL);
setup_spi(SPI_MASTER|SPI_H_TO_L|SPI_XMIT_L_TO_H|SPI_CLK_DIV_16);
setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1);
setup_timer_1(T1_DISABLED|T1_DIV_BY_8);
setup_timer_2(T2_DIV_BY_16,140,16);
setup_oscillator(OSC_8MHZ|OSC_INTRC);
STOPR; STOPL; // zastav motory
Lmotor=0;Rmotor=0;
uhel = STRED; // nastav zadni kolecko na stred
rovinka = 0;
enable_interrupts(INT_TIMER2);
enable_interrupts(GLOBAL);
output_low(IRTX); // zapni IR vysilac
delay_ms(2000); // musime pockat na diagnostiku slave CPU
//nastaveni rychlosti
set_adc_channel(CERVENA);
Delay_ms(1);
RozumnaRychlost=R+(read_adc()>>2); // rychlost rovne +63; kroutitko dava 0-63
set_adc_channel(MODRA);
Delay_ms(1);
turn=speed-32+(read_adc()>>2); // rychlost toceni +-32; kroutitko dava 0-63
while(true)
{
GO(L,F,Lmotor);GO(R,F,Rmotor); // zapni motory PWM podle promenych Lmotor a Rmotor
delay_us(2000); // cekani na SLAVE, nez pripravi data od cidel
last_sensors=sensors;
output_low(STROBE); // vypni zobrazovani na posuvnem registru
sensors = spi_read(0); // cteni senzoru
sensors=~sensors; // neguj prijata data
output_high(STROBE); // zobraz data na posuvnem registru
i=0; // havarijni kod
for (n=0; n<=6; n++)
{
if(bit_test(sensors,n)) i++;
}
if (i>4) // zastavi, kdyz je cerno pod vice nez tremi cidly
{
BL; BR;
delay_ms(300);
STOPR; STOPL;
While(true);
};
if (bit_test(sensors,7)) // detekce cihly
{
BR;BL;
Delay_ms(100);
STOPR;STOPL;
Delay_ms(1000);
}
if(bit_test(sensors,0)) //|......// // z duvodu zkraceni doby reakce se cidla nevyhodnocuji poporade ale od krajnich k prostrednimu
{
uhel=STRED - BEAR3;
Lmotor=0;
Rmotor=turn;
line=L3;
continue;
}
if(bit_test(sensors,6)) //......|//
{
uhel=STRED + BEAR3;
Rmotor=0;
Lmotor=turn;
line=R3;
continue;
}
if(bit_test(sensors,1)) //.|.....//
{
uhel=STRED - BEAR2;
Lmotor=speed-70;
Rmotor=speed;
line=L2;
continue;
}
if(bit_test(sensors,5)) //.....|.//
{
uhel=STRED + BEAR2;
Rmotor=speed-70;
Lmotor=speed;
line=R2;
continue;
}
if (bit_test(sensors,2)) //..|....//
{
uhel=STRED - BEAR1;
Lmotor=speed-20;
Rmotor=speed;
line=L2;
if (rovinka<255) rovinka++;
continue;
}
if (bit_test(sensors,4)) //....|..//
{
uhel=STRED + BEAR1;
Rmotor=speed-20;
Lmotor=speed;
line=L2;
if (rovinka<255) rovinka++;
continue;
}
if(bit_test(sensors,3)) //...|...//
{
uhel=STRED;
Lmotor=speed;
Rmotor=speed;
line=S;
if (rovinka < 255) rovinka++;
continue;
}
if ((L3==line) || (R3==line)) // Brzdeni pri vyjeti z trate
{
if (rovinka>50)
{
BL; BR;
Delay_ms(100);
if (rovinka > 250 || speed > 170) delay_ms(50);
};
rovinka=0;
};
}
}