Nathan Yonkee / Mbed OS Nucleo_read_ios

copy of example for reading multiple IOs simultaneously

main.cpp@1:a43f62815aec, 2017-04-21 (annotated)

Committer:
tulanthoar
Date:
Fri Apr 21 19:53:34 2017 +0000
Revision:
1:a43f62815aec
Parent:
0:1313568875d2 
switch to mbed-os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tulanthoar 0:1313568875d2 1 #include "mbed.h"
tulanthoar 0:1313568875d2 2
tulanthoar 0:1313568875d2 3 #define IOS (0xA0) // PA_5 + PA_7
tulanthoar 0:1313568875d2 4
tulanthoar 0:1313568875d2 5 PortIn myIOs(PortA, IOS);
tulanthoar 0:1313568875d2 6
tulanthoar 0:1313568875d2 7 DigitalOut myled(LED1);
tulanthoar 0:1313568875d2 8
tulanthoar 0:1313568875d2 9 int main() {
tulanthoar 0:1313568875d2 10 while(1) {
tulanthoar 0:1313568875d2 11 if (myIOs.read() != IOS) { // Any of the 2 IOs is low
tulanthoar 0:1313568875d2 12 myled = !myled; // Toggle LED state
tulanthoar 0:1313568875d2 13 wait(0.2);
tulanthoar 0:1313568875d2 14 }
tulanthoar 0:1313568875d2 15 }
tulanthoar 0:1313568875d2 16 }
tulanthoar 0:1313568875d2 17