Martynas Bruzikas / Mbed 2 deprecated EE3501keypad

hi

Dependencies:   DebouncedInterrupt mbed

Fork of InterruptIn_HelloWorld by mbed official

main.cpp@1:da4614736799, 2016-09-29 (annotated)

Committer:
erroras
Date:
Thu Sep 29 22:19:13 2016 +0000
Revision:
1:da4614736799
Parent:
0:7a20a6aa1f5e 
or a class

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:7a20a6aa1f5e 1 #include "mbed.h"
erroras 1:da4614736799 2 #include "DebouncedInterrupt.h"
erroras 1:da4614736799 3
erroras 1:da4614736799 4 DigitalOut columnoneout ( D5 ); // pin 3 on keypad
erroras 1:da4614736799 5 DigitalOut columntwoout ( D4 ); // pin 1 on keypad
erroras 1:da4614736799 6 DigitalOut columnthreeout ( D2 ); // pin 5 on keypad
erroras 1:da4614736799 7
erroras 1:da4614736799 8 //InterruptIn button(USER_BUTTON); //set user blue button as interrupt
erroras 1:da4614736799 9 DebouncedInterrupt rowOne(D12);
erroras 1:da4614736799 10 DebouncedInterrupt rowTwo(D11);
erroras 1:da4614736799 11 DebouncedInterrupt rowThree(D7);
erroras 1:da4614736799 12 DebouncedInterrupt rowFour(D6);
erroras 1:da4614736799 13
erroras 1:da4614736799 14 void InterrRowOne() { //this is a function (instructions) that will happen when interrupt happens
erroras 1:da4614736799 15 if ( columnoneout == 1){
erroras 1:da4614736799 16 printf("3\n");}
erroras 1:da4614736799 17 if ( columntwoout == 1){
erroras 1:da4614736799 18 printf("1\n");}
erroras 1:da4614736799 19 if ( columnthreeout == 1){
erroras 1:da4614736799 20 printf("2\n");} }
erroras 1:da4614736799 21
erroras 1:da4614736799 22 void InterrRowTwo() { //this is a function (instructions) that will happen when interrupt happens
erroras 1:da4614736799 23 if ( columnoneout == 1){
erroras 1:da4614736799 24 printf("6\n");}
erroras 1:da4614736799 25 if ( columntwoout == 1){
erroras 1:da4614736799 26 printf("4\n");}
erroras 1:da4614736799 27 if ( columnthreeout == 1){
erroras 1:da4614736799 28 printf("5\n");} }
erroras 1:da4614736799 29
erroras 1:da4614736799 30 void InterrRowThree() { //this is a function (instructions) that will happen when interrupt happens
erroras 1:da4614736799 31 if ( columnoneout == 1){
erroras 1:da4614736799 32 printf("9\n");}
erroras 1:da4614736799 33 if ( columntwoout == 1){
erroras 1:da4614736799 34 printf("7\n");}
erroras 1:da4614736799 35 if ( columnthreeout == 1){
erroras 1:da4614736799 36 printf("8\n");} }
erroras 1:da4614736799 37
erroras 1:da4614736799 38 void InterrRowFour() { //this is a function (instructions) that will happen when interrupt happens
erroras 1:da4614736799 39 if ( columnoneout == 1){
erroras 1:da4614736799 40 printf("#\n");}
erroras 1:da4614736799 41 if ( columntwoout == 1){
erroras 1:da4614736799 42 printf("*\n");}
erroras 1:da4614736799 43 if ( columnthreeout == 1){
erroras 1:da4614736799 44 printf("0\n");} }
mbed_official 0:7a20a6aa1f5e 45
mbed_official 0:7a20a6aa1f5e 46 int main() {
erroras 1:da4614736799 47
erroras 1:da4614736799 48 // Will immediatly call function and ignore other interrupts until timeout
erroras 1:da4614736799 49 rowOne.attach(&InterrRowOne, IRQ_FALL, 100, false);
erroras 1:da4614736799 50 rowTwo.attach(&InterrRowTwo, IRQ_FALL, 100, false);
erroras 1:da4614736799 51 rowThree.attach(&InterrRowThree, IRQ_FALL, 100, false);
erroras 1:da4614736799 52 rowFour.attach(&InterrRowFour, IRQ_FALL, 100, false);
erroras 1:da4614736799 53
mbed_official 0:7a20a6aa1f5e 54 while(1) { // wait around, interrupts will interrupt this!
erroras 1:da4614736799 55
erroras 1:da4614736799 56 //alternate pulses
erroras 1:da4614736799 57 columnoneout = 1;
erroras 1:da4614736799 58 wait (0.01);
erroras 1:da4614736799 59 columnoneout = 0;
erroras 1:da4614736799 60 columntwoout = 1;
erroras 1:da4614736799 61 wait (0.01);
erroras 1:da4614736799 62 columntwoout = 0;
erroras 1:da4614736799 63 columnthreeout = 1;
erroras 1:da4614736799 64 wait (0.01);
erroras 1:da4614736799 65 columnthreeout = 0;
erroras 1:da4614736799 66 }
erroras 1:da4614736799 67 }