David Glover
/
HCSR04_Class
main.cpp@0:90e8d27246ad, 2012-03-18 (annotated)
- Committer:
- dglover77
- Date:
- Sun Mar 18 21:00:22 2012 +0000
- Revision:
- 0:90e8d27246ad
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dglover77 | 0:90e8d27246ad | 1 | #include "mbed.h" |
dglover77 | 0:90e8d27246ad | 2 | #include "hcsr04.h" |
dglover77 | 0:90e8d27246ad | 3 | |
dglover77 | 0:90e8d27246ad | 4 | hcsr04 hcsr04a(p15, p16); |
dglover77 | 0:90e8d27246ad | 5 | hcsr04 hcsr04b(p15, p17); |
dglover77 | 0:90e8d27246ad | 6 | |
dglover77 | 0:90e8d27246ad | 7 | Serial pc(USBTX, USBRX); // tx, rx |
dglover77 | 0:90e8d27246ad | 8 | |
dglover77 | 0:90e8d27246ad | 9 | int main() { |
dglover77 | 0:90e8d27246ad | 10 | pc.printf("Starting measurement readings."); |
dglover77 | 0:90e8d27246ad | 11 | while(1) { |
dglover77 | 0:90e8d27246ad | 12 | hcsr04a.trigger(); // start trigger signal |
dglover77 | 0:90e8d27246ad | 13 | |
dglover77 | 0:90e8d27246ad | 14 | wait_ms(250); // wait at least 50 ms before triggering. |
dglover77 | 0:90e8d27246ad | 15 | pc.printf("%f\t%f\t%f\t%f\r\n",hcsr04a.inches(), hcsr04a.cm(), hcsr04b.inches(), hcsr04b.cm()); |
dglover77 | 0:90e8d27246ad | 16 | } |
dglover77 | 0:90e8d27246ad | 17 | } |