Applied engineering Team / Mbed 2 deprecated LA3

11.3

Dependencies:   TextLCD mbed

main.cpp

Committer:
Zvonimir_Belic
Date:
2016-11-24
Revision:
0:ed1071ad2950

File content as of revision 0:ed1071ad2950:

#include "mbed.h"
InterruptIn button(p30); // Interrupt on digital input p30
DigitalOut led1(LED1); // digital out to onboard LED1
Timer debounce; // define debounce timer
LocalFileSystem local("local"); // define local file system
void toggle(void); // function prototype
int main() {
debounce.start(); // start debounce timer
button.rise(&toggle); // attach the toggle function to the rising edge
}
void toggle() { // perform toggle if debounce time has elapsed
if (debounce.read_ms()>200) {
led1=!led1; // toggle LED
FILE* Logfile = fopen ("/local/log.txt","a"); // open file for appending
fprintf(Logfile,"time=%.3fs: setting led=%d\n\r",debounce.read(),led1.read());
fclose(Logfile); // close file
debounce.reset(); // reset debounce timer
}
}