Veikko Kero / Mbed 2 deprecated Simple_Touch_Sens

A simple touch sensor that sends a message to computer when it notices touch. I'm using a simple voltage divider with 10k resistor and body impedance.

Dependencies:   mbed

main.cpp@1:7ed7d128d225, 2014-01-30 (annotated)

Committer:
Vekotin
Date:
Thu Jan 30 06:13:55 2014 +0000
Revision:
1:7ed7d128d225
Parent:
0:9720755e6762
Child:
2:30d2ced09088
egw

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Vekotin 0:9720755e6762 1 //Almighty Vekotin v.1.0
Vekotin 0:9720755e6762 2
Vekotin 0:9720755e6762 3 #include "mbed.h"
Vekotin 1:7ed7d128d225 4 #include "USBMIDI.h"
Vekotin 1:7ed7d128d225 5 #define A_key (0x1c)
Vekotin 1:7ed7d128d225 6
Vekotin 1:7ed7d128d225 7 DigitalOut led(LED1);
Vekotin 1:7ed7d128d225 8
Vekotin 1:7ed7d128d225 9 DigitalIn key[9] = {p22, p23, p24, p25, p26, p27, p28, p29, p30}; //inputit
Vekotin 1:7ed7d128d225 10 int input = 0;
Vekotin 1:7ed7d128d225 11 int i;
Vekotin 1:7ed7d128d225 12
Vekotin 0:9720755e6762 13 Serial pc(USBTX, USBRX);
Vekotin 1:7ed7d128d225 14
Vekotin 1:7ed7d128d225 15 //USBMIDI midi;
Vekotin 0:9720755e6762 16
Vekotin 0:9720755e6762 17 int main() {
Vekotin 0:9720755e6762 18 while (1){
Vekotin 0:9720755e6762 19
Vekotin 1:7ed7d128d225 20 /* for (i=0; i<9; i++) {
Vekotin 1:7ed7d128d225 21 input = key[i].read();
Vekotin 0:9720755e6762 22 }
Vekotin 0:9720755e6762 23
Vekotin 1:7ed7d128d225 24 switch (input) {
Vekotin 1:7ed7d128d225 25 case 0:
Vekotin 1:7ed7d128d225 26 pc.printf("Note 0 ON\n\r");
Vekotin 1:7ed7d128d225 27 wait(0.25);
Vekotin 1:7ed7d128d225 28 pc.printf("Note 0 OFF\n\r");
Vekotin 1:7ed7d128d225 29 wait(0.25);
Vekotin 1:7ed7d128d225 30
Vekotin 1:7ed7d128d225 31 case 1:
Vekotin 1:7ed7d128d225 32 input = key[1].read();
Vekotin 1:7ed7d128d225 33
Vekotin 1:7ed7d128d225 34 pc.printf("Note 1 ON\n\r");
Vekotin 1:7ed7d128d225 35 wait(0.25);
Vekotin 1:7ed7d128d225 36 pc.printf("Note 1 OFF\n\r");
Vekotin 1:7ed7d128d225 37 wait(0.25);
Vekotin 1:7ed7d128d225 38 } */
Vekotin 1:7ed7d128d225 39
Vekotin 1:7ed7d128d225 40
Vekotin 1:7ed7d128d225 41 for (i=0; i<9; i++) {
Vekotin 1:7ed7d128d225 42
Vekotin 1:7ed7d128d225 43 input = key[i].read();
Vekotin 1:7ed7d128d225 44
Vekotin 1:7ed7d128d225 45 if (!input) { //MIDIT
Vekotin 1:7ed7d128d225 46 midi.write(MIDIMessage::NoteOn(48+i));
Vekotin 1:7ed7d128d225 47 wait(0.25);
Vekotin 1:7ed7d128d225 48 midi.write(MIDIMessage::NoteOff(48+i));
Vekotin 1:7ed7d128d225 49 wait(0.25);
Vekotin 1:7ed7d128d225 50 }
Vekotin 1:7ed7d128d225 51
Vekotin 1:7ed7d128d225 52
Vekotin 1:7ed7d128d225 53 /* pc.printf("Digital input %d", i); //terminal viesti
Vekotin 1:7ed7d128d225 54 pc.printf(": %d\n\r", key[i].read());
Vekotin 1:7ed7d128d225 55 } */
Vekotin 1:7ed7d128d225 56
Vekotin 1:7ed7d128d225 57 /* pc.printf("\n\r");
Vekotin 1:7ed7d128d225 58 wait(1); */
Vekotin 0:9720755e6762 59 }
Vekotin 0:9720755e6762 60 }