Nicholas Outram / Mbed OS Task421

Task 4.2.1

main.cpp@1:d8372070fc1b, 2017-07-13 (annotated)

Committer:
noutram
Date:
Thu Jul 13 14:53:21 2017 +0000
Revision:
1:d8372070fc1b
Parent:
0:01bd097f996a 
updated for mbed-os 5.5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
noutram 0:01bd097f996a 1 #include "mbed.h"
noutram 0:01bd097f996a 2
noutram 0:01bd097f996a 3 #define kRED (1 << 2) //4
noutram 0:01bd097f996a 4 #define kYELLOW (1 << 1) //2
noutram 0:01bd097f996a 5 #define kGREEN (1 << 0) //1
noutram 0:01bd097f996a 6 #define kALL (kRED | kYELLOW | kGREEN)
noutram 0:01bd097f996a 7
noutram 0:01bd097f996a 8 //Global objects
noutram 0:01bd097f996a 9 BusOut binaryOutput(D5, D6, D7);
noutram 0:01bd097f996a 10 DigitalIn SW1(D3);
noutram 0:01bd097f996a 11 DigitalIn SW2(D4);
noutram 0:01bd097f996a 12
noutram 0:01bd097f996a 13 AnalogIn POT_ADC_In(A0);
noutram 0:01bd097f996a 14 AnalogIn LDD_ADC_In(A1);
noutram 0:01bd097f996a 15 float fPOT, fLDR = 0.0;
noutram 0:01bd097f996a 16
noutram 0:01bd097f996a 17 //Main function
noutram 0:01bd097f996a 18 int main() {
noutram 0:01bd097f996a 19
noutram 0:01bd097f996a 20 while(1) {
noutram 0:01bd097f996a 21
noutram 0:01bd097f996a 22 //Read ADC
noutram 0:01bd097f996a 23 fPOT = POT_ADC_In;
noutram 0:01bd097f996a 24 fLDR = LDD_ADC_In;
noutram 0:01bd097f996a 25
noutram 0:01bd097f996a 26 //Write to terminal
noutram 0:01bd097f996a 27 printf("POT = %6.4f\tLDR = %6.4f\n", fPOT, fLDR);
noutram 0:01bd097f996a 28
noutram 0:01bd097f996a 29 if (fLDR > fPOT) {
noutram 0:01bd097f996a 30 binaryOutput = 0; //Binary 000
noutram 0:01bd097f996a 31 } else {
noutram 0:01bd097f996a 32 binaryOutput = kALL; //Binary 111
noutram 0:01bd097f996a 33 }
noutram 0:01bd097f996a 34
noutram 0:01bd097f996a 35 //Wait
noutram 0:01bd097f996a 36 wait(0.1);
noutram 0:01bd097f996a 37
noutram 0:01bd097f996a 38 } //end while(1)
noutram 0:01bd097f996a 39 } //end main