Macdonald Nwabia
2nd year embedded systems project
Door_1_Docs/hcsr04.h@1:9d7c34bfe43e, 2020-12-15 (annotated)
- Committer:
- nwabiam
- Date:
- Tue Dec 15 18:15:48 2020 +0000
- Revision:
- 1:9d7c34bfe43e
Simple Electronic Lock (Solenoid) code
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| nwabiam | 1:9d7c34bfe43e | 1 | #ifndef hcsr04_H |
| nwabiam | 1:9d7c34bfe43e | 2 | #define hcsr04_H |
| nwabiam | 1:9d7c34bfe43e | 3 | #include "mbed.h" |
| nwabiam | 1:9d7c34bfe43e | 4 | |
| nwabiam | 1:9d7c34bfe43e | 5 | |
| nwabiam | 1:9d7c34bfe43e | 6 | |
| nwabiam | 1:9d7c34bfe43e | 7 | class HCSR04 { |
| nwabiam | 1:9d7c34bfe43e | 8 | public: |
| nwabiam | 1:9d7c34bfe43e | 9 | HCSR04(PinName t, PinName e); |
| nwabiam | 1:9d7c34bfe43e | 10 | float echo_duration(); |
| nwabiam | 1:9d7c34bfe43e | 11 | float distance(); |
| nwabiam | 1:9d7c34bfe43e | 12 | |
| nwabiam | 1:9d7c34bfe43e | 13 | private: |
| nwabiam | 1:9d7c34bfe43e | 14 | DigitalOut trig; |
| nwabiam | 1:9d7c34bfe43e | 15 | DigitalIn echo; |
| nwabiam | 1:9d7c34bfe43e | 16 | Timer timer; |
| nwabiam | 1:9d7c34bfe43e | 17 | float duration,distance_cm; |
| nwabiam | 1:9d7c34bfe43e | 18 | }; |
| nwabiam | 1:9d7c34bfe43e | 19 | |
| nwabiam | 1:9d7c34bfe43e | 20 | #endif |