| 0,0 → 1,74 |
|---|
| #include "main.h" |
| #use i2c(Slave,Fast,sda=PIN_B1,scl=PIN_B4,force_hw,address=0xA2) // Motor 2 |
| |
| #define H1 PIN_A1 |
| #define L1 PIN_A2 |
| #define H2 PIN_A3 |
| #define L2 PIN_A4 |
| |
| signed int8 command; // rozsah +-127 |
| |
| #INT_SSP |
| void ssp_interupt () |
| { |
| BYTE incoming, state; |
| |
| output_a(0); // vypnuti vsech budicu |
| |
| state = i2c_isr_state(); |
| |
| if(state < 0x80) //Master is sending data |
| { |
| command = i2c_read(); |
| } |
| |
| if(state == 0x80) //Master is requesting data |
| { |
| i2c_write(command); |
| } |
| } |
| |
| |
| void main() |
| { |
| int8 speed; |
| |
| setup_adc_ports(NO_ANALOGS|VSS_VDD); |
| setup_adc(ADC_OFF); |
| setup_timer_0(RTCC_INTERNAL);setup_wdt(WDT_144MS); |
| setup_timer_1(T1_DISABLED); |
| setup_timer_2(T2_DISABLED,0,1); |
| setup_comparator(NC_NC_NC_NC); |
| setup_vref(FALSE); |
| setup_oscillator(OSC_8MHZ|OSC_INTRC); |
| |
| enable_interrupts(GLOBAL); |
| enable_interrupts(INT_SSP); |
| |
| command=-128; // zastaveni po resetu |
| |
| while(true) |
| { |
| |
| if (command==-128) // prikaz na odpojeni mustku nebo chybna hodnota |
| { |
| output_a(0); // volnobeh |
| continue; |
| }; |
| |
| speed=command+127; // posunuti 0 pro zaporna cisla |
| |
| output_a(0b10010); // vpred |
| delay_us(speed); |
| output_a(0); // vypnuti vsech budicu |
| delay_us(1); |
| restart_wdt(); |
| output_a(0b01100); // vzad |
| delay_us(254-speed); |
| output_a(0); // vypnuti vsech budicu |
| delay_us(1); |
| } |
| } |
| |
| |
| |