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#include "main.h" |
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// NEPOUZIVAT PINY B6 A B7, JSOU VYHRAZENY PRO SERIOVOU KOMUNIKACI |
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// BAUD RATE = 9600 |
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// univerzalni LED diody |
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#define LED1 PIN_E0 |
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#define LED2 PIN_E1 |
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// piezo pipak |
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#DEFINE SOUND_HI PIN_B4 |
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#DEFINE SOUND_LO PIN_B5 |
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// radkovy senzor |
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#define SDIN PIN_D4 // seriovy vstup |
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#define SDOUT input(PIN_C5) // seriovy vystup |
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#define SCLK PIN_D5 // takt |
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// pro komunikaci s OLSA, prvni se posila LSB |
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int main_reset[8]={1,1,0,1,1,0,0,0}; // hlavni reset 0x1B |
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int set_mode_rg[8]={1,1,1,1,1,0,1,0}; // zapis do MODE registru 0x5F |
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int clear_mode_rg[8]={0,0,0,0,0,0,0,0}; // nulovani MODE registru 0x00 |
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int left_offset[8]={0,0,0,0,0,0,1,0}; // offset leveho segmentu senzoru 0x40 |
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int mid_offset[8]={0,1,0,0,0,0,1,0}; // offset prostredniho segmentu senzoru 0x42 |
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int right_offset[8]={0,0,1,0,0,0,1,0}; // offset praveho segmentu senzoru 0x44 |
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int offset[8]={1,0,0,0,0,0,0,1}; // minus jedna - pouzit pro vsechny segmenty 0x81 |
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int left_gain[8]={1,0,0,0,0,0,1,0}; // zisk leveho segmentu 0x41 |
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int mid_gain[8]={1,1,0,0,0,0,1,0}; // zisk leveho segmentu 0x43 |
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int right_gain[8]={1,0,1,0,0,0,1,0}; // zisk leveho segmentu 0x45 |
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int gain[8]={1,0,1,0,0,0,0,0}; // zisk = 5 - pouzit pro vsechny segmenty 0x5 |
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int start_int[8]={0,0,0,1,0,0,0,0}; // zacatek integrace 0x08 |
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int stop_int[8]={0,0,0,0,1,0,0,0}; // konec integrace 0x10 |
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int readout[8]={0,1,0,0,0,0,0,0}; // cteni senzoru 0x02 |
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int olsa_lseg[51]={0}; // leva cast radky (pixely 0 - 50) |
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int olsa_rseg[51]={0}; // prava cast radky (pixely 51 - 101) |
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int8 *line_lp=&olsa_lseg; // ukazatel na levou cast radky |
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int8 *line_rp=&olsa_rseg; // ukazatel na pravou cast radky |
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//naraznik |
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#define BUMPL input(PIN_D6) |
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#define BUMPR input(PIN_D7) |
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//nouzove senzory |
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#define LINEL 0 |
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#define LINER 1 |
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#define TRESHOLD 200 // rozhodovaci uroven (zmereno 0 - cerna, 255 cerna) |
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int8 line_l; |
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int8 line_r; |
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int1 line_position; |
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// motory |
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#define LMF PIN_D0 |
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#define LMB PIN_D1 |
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#define RMF PIN_D2 |
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#define RMB PIN_D3 |
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int8 lm_speed; |
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int8 rm_speed; |
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//PODPROGRAMY |
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//SENZORY |
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//OLSA01A |
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void olsa_pulses(int count) // vytvori impulzy pro ridici logiku |
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{ |
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int8 ct; |
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for(ct=0;ct<=count;ct++) |
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{ |
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output_high(SCLK); |
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output_low(SCLK); |
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} |
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} |
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void olsa_pulse() // vytvori jeden impulz |
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{ |
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output_high(SCLK); |
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output_low(SCLK); |
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} |
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void olsa_send(int8 info[8]) // USART komunikace s modulem OLSA01A - poslani zpravy |
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{ |
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int *ip; // ukazatel na pole s informaci |
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int8 i; // pomocna promenna pro nastaveni 0 nebo 1 na SDIN |
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output_low(SDIN); // start bit |
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olsa_pulse(); |
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for(ip=0;ip<8;ip++) // predani informace - 8 bit, LSB prvni > MSB posledni |
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{ |
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i=info[ip]; // ziskani hodnoty z pole |
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if(i==1) // vyhodnoceni obsahu informace - nastav 1 |
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{ |
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output_high(SDIN); |
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} |
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else // vyhodnoceni obsahu informace - nastav 0 |
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{ |
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output_low(SDIN); |
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} |
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olsa_pulse(); |
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} |
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output_high(SDIN); // stop bit |
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olsa_pulse(); |
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} |
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void olsa_reset() // hlavni RESET - provadi se po zapnuti |
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{ |
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output_low(SDIN); |
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output_low(SCLK); |
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olsa_pulses(30); // reset radkoveho senzoru |
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output_high(SDIN); |
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olsa_pulses(10); // start bit - synchronizace |
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olsa_send(main_reset); |
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olsa_pulses(5); |
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olsa_send(set_mode_rg); |
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olsa_send(clear_mode_rg); |
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} |
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void olsa_setup() // kompletni nastaveni, provadi se po resetu |
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{ |
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olsa_send(left_offset); // nastaveni leveho segmentu (offset a zisk) |
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olsa_send(offset); |
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olsa_send(left_gain); |
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olsa_send(gain); |
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olsa_send(mid_offset); // nastaveni prostredniho segmentu (offset a zisk) |
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olsa_send(offset); |
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olsa_send(mid_gain); |
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olsa_send(gain); |
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olsa_send(right_offset); // nastaveni praveho segmentu (offset a zisk) |
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olsa_send(offset); |
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olsa_send(right_gain); |
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olsa_send(gain); |
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} |
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void olsa_integration() // snimani pixelu |
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{ |
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olsa_send(start_int); // zacatek integrace senzoru |
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olsa_pulses(22); |
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olsa_send(stop_int); // konec integrace senzoru |
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olsa_pulses(5); |
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} |
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//ZACHRANNE SENZORY |
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void read_blue_sensors() // cteni nouzovych senzoru |
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{ |
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set_adc_channel(LINEL); // cti levy nouzovy senzor |
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delay_us(10); |
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line_l=read_adc(); |
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set_adc_channel(LINER); // cti pravy nouzovy senzor |
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delay_us(10); |
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line_r=read_adc(); |
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} |
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//PIPAK |
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void beep(int16 period,int16 length) |
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{ |
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int16 bp; //promenna pro nastaveni delky |
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for(bp=length;bp>0;bp--) |
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{ |
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output_high(SOUND_HI); |
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output_low(SOUND_LO); |
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delay_us(period); |
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output_high(SOUND_LO); |
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output_low(SOUND_HI); |
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delay_us(period); |
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} |
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} |
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//MOTORY |
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void l_motor_fwd(int8 speedl) // levy motor dopredu |
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{ |
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output_high(LMF); |
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output_low(LMB); |
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set_pwm2_duty(speedl); |
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} |
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|
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void l_motor_bwd(int8 speedl) // levy motor dozadu |
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{ |
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output_high(LMB); |
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output_low(LMF); |
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set_pwm2_duty(speedl); |
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} |
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|
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void r_motor_fwd(int8 speedr) // pravy motor dopredu |
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{ |
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output_high(RMF); |
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output_low(RMB); |
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set_pwm1_duty(speedr); |
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} |
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|
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void r_motor_bwd(int8 speedr) // pravy motor dozadu |
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{ |
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output_high(RMB); |
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output_low(RMF); |
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set_pwm1_duty(speedr); |
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} |
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void l_motor_off() // levy motor vypnut |
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{ |
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output_low(LMF); |
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output_low(LMB); |
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set_pwm2_duty(0); |
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} |
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|
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void r_motor_off() // pravy motor vypnut |
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{ |
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output_low(RMF); |
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output_low(RMB); |
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set_pwm1_duty(0); |
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} |
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|
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void motor_test() // test motoru |
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{ |
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int8 i; |
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beep(100,200); |
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printf("TEST MOTORU\r\n"); |
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delay_ms(1000); |
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printf("LEVY MOTOR DOPREDU\r\n"); |
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delay_ms(1000); |
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for(i=0;i<255;i++) |
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{ |
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l_motor_fwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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l_motor_fwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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printf("LEVY MOTOR DOZADU\r\n"); |
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delay_ms(1000); |
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for(i=0;i<255;i++) |
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{ |
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l_motor_bwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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l_motor_bwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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printf("PRAVY MOTOR DOPREDU\r\n"); |
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delay_ms(1000); |
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for(i=0;i<255;i++) |
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{ |
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r_motor_fwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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r_motor_fwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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printf("PRAVY MOTOR DOZADU\r\n"); |
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delay_ms(1000); |
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for(i=0;i<255;i++) |
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{ |
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r_motor_bwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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for(i=255;i>0;i--) |
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{ |
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r_motor_bwd(i); |
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printf("RYCHLOST: %u\r\n",i); |
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delay_ms(5); |
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} |
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l_motor_off(); |
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r_motor_off(); |
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printf("KONEC TESTU MOTORU\r\n"); |
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delay_ms(1000); |
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} |
708 |
cizelu |
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|
790 |
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void diagnostika() // diagnostika - vypis senzoru s moznosti prepnuti na test motoru |
708 |
cizelu |
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{ |
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read_blue_sensors(); |
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printf("LEVA: %u \t",line_l); |
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delay_ms(10); |
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printf("PRAVA: %u \t",line_r); |
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delay_ms(10); |
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printf("L_NARAZ: %u \t",BUMPL); |
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delay_ms(10); |
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printf("P_NARAZ: %u \r\n",BUMPR); |
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delay_ms(10); |
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if(BUMPL&&BUMPR) // po zmacknuti stran narazniku spusti test motoru |
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{ |
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motor_test(); |
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} |
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} |
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cizelu |
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// HLAVNI SMYCKA |
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void main() |
829 |
cizelu |
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{ |
799 |
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printf("POWER ON \r\n"); |
700 |
cizelu |
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// NASTAVENI > provede se pouze pri zapnuti |
708 |
cizelu |
301 |
setup_adc_ports(sAN0-sAN1-sAN2); |
789 |
cizelu |
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setup_adc(ADC_CLOCK_INTERNAL); // interni hodniny pro AD prevodnik |
700 |
cizelu |
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setup_spi(SPI_SS_DISABLED); |
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setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1); |
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305 |
setup_timer_1(T1_DISABLED); |
789 |
cizelu |
306 |
setup_timer_2(T2_DIV_BY_16,255,1); // casovac pro PWM |
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307 |
setup_ccp1(CCP_PWM); // povoli PWM na pinu RC2 |
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308 |
setup_ccp2(CCP_PWM); // povolĂ PWM na pinu RC1 |
700 |
cizelu |
309 |
setup_comparator(NC_NC_NC_NC); |
708 |
cizelu |
310 |
setup_vref(FALSE); |
789 |
cizelu |
311 |
l_motor_off(); // vypne levy motor |
|
|
312 |
r_motor_off(); // vypne pravy motor |
|
|
313 |
olsa_reset(); // reset logiky radkoveho senzoru |
|
|
314 |
olsa_setup(); // nastaveni segmentu radkoveho senzoru (offset a zisk) |
|
|
315 |
output_high(LED1); // zhasne LED1 |
|
|
316 |
output_high(LED2); // zhasne LED2 |
829 |
cizelu |
317 |
olsa_reset(); |
|
|
318 |
olsa_setup(); |
789 |
cizelu |
319 |
beep(500,200); // pipni pri startu |
799 |
cizelu |
320 |
printf("OK! \r\n"); |
716 |
cizelu |
321 |
delay_ms(500); |
830 |
cizelu |
322 |
printf("VYBRAT MOD... \r\n"); |
700 |
cizelu |
323 |
while(true) |
830 |
cizelu |
324 |
{ |
833 |
cizelu |
325 |
int8 cpixel; // pocet prectenych pixelu |
|
|
326 |
int8 cbit; // pocet prectenych bitu |
|
|
327 |
int8 pixel; // hodnota precteneho pixelu |
|
|
328 |
cpixel=0; |
834 |
cizelu |
329 |
olsa_integration(); |
|
|
330 |
olsa_send(readout); |
|
|
331 |
do // precte 102 pixelu |
833 |
cizelu |
332 |
{ |
|
|
333 |
if(!SDOUT) // zacatek prenosu - zachycen start bit |
|
|
334 |
{ |
|
|
335 |
pixel=0; |
|
|
336 |
for(cbit=0;cbit<8;cbit++) // cte jednotlive bity (8 bitu - 0 az 7) |
830 |
cizelu |
337 |
{ |
833 |
cizelu |
338 |
olsa_pulse(); // impulz pro generovani dalsiho bitu |
|
|
339 |
if(SDOUT) // zachycena 1 |
|
|
340 |
{ |
|
|
341 |
pixel|=1; // zapise do bitu pixelu 1 - OR |
|
|
342 |
} |
|
|
343 |
else // zachycena 0 |
|
|
344 |
{ |
|
|
345 |
pixel|=0; // zapise do bitu pixelu 0 - OR |
|
|
346 |
} |
|
|
347 |
pixel<<=1; // posune pixel |
830 |
cizelu |
348 |
} |
833 |
cizelu |
349 |
olsa_pulse(); // generuje stop bit |
|
|
350 |
cpixel++; |
834 |
cizelu |
351 |
printf("%x ",pixel); // tisk na seriovku |
833 |
cizelu |
352 |
} |
|
|
353 |
else |
|
|
354 |
{ |
|
|
355 |
olsa_pulse(); // generuje start bit, nebyl-li poslan |
|
|
356 |
} |
830 |
cizelu |
357 |
} |
834 |
cizelu |
358 |
while(cpixel<102); // precte 102 pixelu |
|
|
359 |
printf("\r\n"); // po precteni vsech pixelu posle "enter" |
730 |
cizelu |
360 |
} |
829 |
cizelu |
361 |
} |