(DA) Internet of Things and Smart Electronics- ELE3006M2122
/
18689004Coursework
Coursework
hcsr04.h@0:1f799c7cce2b, 2021-12-16 (annotated)
- Committer:
- sesa514652
- Date:
- Thu Dec 16 14:03:11 2021 +0000
- Revision:
- 0:1f799c7cce2b
Screen and US combined code
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sesa514652 | 0:1f799c7cce2b | 1 | /* File: HCSR04.h |
sesa514652 | 0:1f799c7cce2b | 2 | * Author: Antonio Buonanno |
sesa514652 | 0:1f799c7cce2b | 3 | *Board: STM NUCLEO F401RE, |
sesa514652 | 0:1f799c7cce2b | 4 | *Hardware: Ultrasonic Range HC-SR04, |
sesa514652 | 0:1f799c7cce2b | 5 | * |
sesa514652 | 0:1f799c7cce2b | 6 | *This work derived from Arduino library, |
sesa514652 | 0:1f799c7cce2b | 7 | * |
sesa514652 | 0:1f799c7cce2b | 8 | * Desc: driver for HCSR04 Ultrasonic Range Finder. The returned range |
sesa514652 | 0:1f799c7cce2b | 9 | * is in units of meters. |
sesa514652 | 0:1f799c7cce2b | 10 | * |
sesa514652 | 0:1f799c7cce2b | 11 | * |
sesa514652 | 0:1f799c7cce2b | 12 | * |
sesa514652 | 0:1f799c7cce2b | 13 | */ |
sesa514652 | 0:1f799c7cce2b | 14 | |
sesa514652 | 0:1f799c7cce2b | 15 | /* EXAMPLE |
sesa514652 | 0:1f799c7cce2b | 16 | #include "mbed.h" |
sesa514652 | 0:1f799c7cce2b | 17 | #include "hcsr04.h" |
sesa514652 | 0:1f799c7cce2b | 18 | |
sesa514652 | 0:1f799c7cce2b | 19 | //D12 TRIGGER D11 ECHO |
sesa514652 | 0:1f799c7cce2b | 20 | HCSR04 sensor(D12, D11); |
sesa514652 | 0:1f799c7cce2b | 21 | int main() { |
sesa514652 | 0:1f799c7cce2b | 22 | while(1) { |
sesa514652 | 0:1f799c7cce2b | 23 | |
sesa514652 | 0:1f799c7cce2b | 24 | long distance = sensor.distance(); |
sesa514652 | 0:1f799c7cce2b | 25 | printf("distanza %d \n",distance); |
sesa514652 | 0:1f799c7cce2b | 26 | wait(1.0); // 1 sec |
sesa514652 | 0:1f799c7cce2b | 27 | |
sesa514652 | 0:1f799c7cce2b | 28 | } |
sesa514652 | 0:1f799c7cce2b | 29 | } |
sesa514652 | 0:1f799c7cce2b | 30 | */ |
sesa514652 | 0:1f799c7cce2b | 31 | #ifndef hcsr04_H |
sesa514652 | 0:1f799c7cce2b | 32 | #define hcsr04_H |
sesa514652 | 0:1f799c7cce2b | 33 | #include "mbed.h" |
sesa514652 | 0:1f799c7cce2b | 34 | |
sesa514652 | 0:1f799c7cce2b | 35 | |
sesa514652 | 0:1f799c7cce2b | 36 | |
sesa514652 | 0:1f799c7cce2b | 37 | class HCSR04 { |
sesa514652 | 0:1f799c7cce2b | 38 | public: |
sesa514652 | 0:1f799c7cce2b | 39 | HCSR04(PinName t, PinName e); |
sesa514652 | 0:1f799c7cce2b | 40 | long echo_duration(); |
sesa514652 | 0:1f799c7cce2b | 41 | long distance(); |
sesa514652 | 0:1f799c7cce2b | 42 | |
sesa514652 | 0:1f799c7cce2b | 43 | private: |
sesa514652 | 0:1f799c7cce2b | 44 | DigitalOut trig; |
sesa514652 | 0:1f799c7cce2b | 45 | DigitalIn echo; |
sesa514652 | 0:1f799c7cce2b | 46 | Timer timer; |
sesa514652 | 0:1f799c7cce2b | 47 | long duration,distance_cm; |
sesa514652 | 0:1f799c7cce2b | 48 | }; |
sesa514652 | 0:1f799c7cce2b | 49 | |
sesa514652 | 0:1f799c7cce2b | 50 | #endif |