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Dependencies: X_NUCLEO_IHM01A1 mbed Motori_ultrasuoni_prova
Fork of HelloWorld_IHM01A1_2Motors by
main.cpp
00001 #include "hcsr04.h" 00002 00003 00004 /* mbed specific header files. */ 00005 #include "mbed.h" 00006 00007 /* Helper header files. */ 00008 #include "DevSPI.h" 00009 00010 /* Component specific header files. */ 00011 #include "L6474.h" 00012 00013 00014 /* Number of steps. */ 00015 #define STEPS 3200 00016 00017 /* Delay in milliseconds. */ 00018 #define DELAY_1 2000 00019 #define DELAY_2 6000 00020 #define DELAY_3 8000 00021 00022 /* Speed in pps (Pulses Per Second). 00023 In Full Step mode: 1 pps = 1 step/s). 00024 In 1/N Step Mode: N pps = 1 step/s). */ 00025 #define SPEED_1 2400 00026 #define SPEED_2 1200 00027 00028 00029 00030 /* Motor Control Component. */ 00031 00032 L6474 *motor1; 00033 HCSR04 sensor(PB_8, PB_9); 00034 int distanza; 00035 00036 00037 /* Initializing SPI bus. */ 00038 DevSPI dev_spi(D11, D12, D13); 00039 DigitalOut led(D11); 00040 /* Initializing Motor Control Components. */ 00041 00042 00043 00044 void thread(void const *args) { 00045 00046 while (1) 00047 { 00048 00049 // Avvia un impulso della durata di 10us sul pin di trigger 00050 sensor.start(); 00051 00052 // Aspetta prima della prossima lettura 00053 wait_ms(100); 00054 00055 // Stampa sulla seriale la misura della distanza in cm 00056 distanza = sensor.get_dist_cm(); 00057 } 00058 if(distanza > 10) 00059 motor1->run(StepperMotor::FWD); 00060 else 00061 led = 0; 00062 } 00063 00064 00065 00066 00067 00068 00069 00070 00071 00072 00073 00074 00075 00076 00077 00078 00079
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