Nicholas Outram
/
Task414
Task 4.1.4
main.cpp@1:9f488d81a54a, 2017-07-13 (annotated)
- Committer:
- noutram
- Date:
- Thu Jul 13 14:52:56 2017 +0000
- Revision:
- 1:9f488d81a54a
- Parent:
- 0:a4f5053c990a
updated for mbed-os 5.5
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
noutram | 0:a4f5053c990a | 1 | #include "mbed.h" |
noutram | 0:a4f5053c990a | 2 | #define kRED 4 |
noutram | 0:a4f5053c990a | 3 | #define kYELLOW 2 |
noutram | 0:a4f5053c990a | 4 | #define kGREEN 1 |
noutram | 0:a4f5053c990a | 5 | |
noutram | 0:a4f5053c990a | 6 | |
noutram | 0:a4f5053c990a | 7 | //Global objects |
noutram | 0:a4f5053c990a | 8 | BusOut binaryOutput(D5, D6, D7); |
noutram | 0:a4f5053c990a | 9 | |
noutram | 0:a4f5053c990a | 10 | DigitalIn SW1(D3); |
noutram | 0:a4f5053c990a | 11 | DigitalIn SW2(D4); |
noutram | 0:a4f5053c990a | 12 | |
noutram | 0:a4f5053c990a | 13 | AnalogIn AIN(A0); |
noutram | 0:a4f5053c990a | 14 | float fVin = 0.0; |
noutram | 0:a4f5053c990a | 15 | |
noutram | 0:a4f5053c990a | 16 | //Main function |
noutram | 0:a4f5053c990a | 17 | int main() { |
noutram | 0:a4f5053c990a | 18 | |
noutram | 0:a4f5053c990a | 19 | |
noutram | 0:a4f5053c990a | 20 | while(1) { |
noutram | 0:a4f5053c990a | 21 | |
noutram | 0:a4f5053c990a | 22 | //Read ADC |
noutram | 0:a4f5053c990a | 23 | fVin = AIN; |
noutram | 0:a4f5053c990a | 24 | |
noutram | 0:a4f5053c990a | 25 | //Write to terminal |
noutram | 0:a4f5053c990a | 26 | //3 decimal places, fieldwidth=5 |
noutram | 0:a4f5053c990a | 27 | printf("Analog input = %6.4f\n", fVin); |
noutram | 0:a4f5053c990a | 28 | |
noutram | 0:a4f5053c990a | 29 | if (fVin < 0.4f) { |
noutram | 0:a4f5053c990a | 30 | binaryOutput = kGREEN; |
noutram | 0:a4f5053c990a | 31 | } else if (fVin < 0.6f) { |
noutram | 0:a4f5053c990a | 32 | binaryOutput = kYELLOW; |
noutram | 0:a4f5053c990a | 33 | } else { |
noutram | 0:a4f5053c990a | 34 | binaryOutput = kRED; |
noutram | 0:a4f5053c990a | 35 | } |
noutram | 0:a4f5053c990a | 36 | |
noutram | 0:a4f5053c990a | 37 | //Wait |
noutram | 0:a4f5053c990a | 38 | wait(0.1); |
noutram | 0:a4f5053c990a | 39 | |
noutram | 0:a4f5053c990a | 40 | } //end while(1) |
noutram | 0:a4f5053c990a | 41 | } //end main |