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This commit is contained in:
Austen Adler 2016-06-03 16:11:37 -04:00
parent 274ac16155
commit 6834192f92
1 changed files with 45 additions and 104 deletions
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149
4button-keyboard.ino
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@ -1,33 +1,27 @@
/*THE WORKING VERSION OF THE 4 BUTTON KEYBOARD /*THE WORKING VERSION OF THE 4 BUTTON KEYBOARD
LAYOUT
LAYOUT RedWire->|
|
RedWire->| ____________
| | L1 L2 |
____________ | |
| L1 L2 | | |
| | | L3 L4 |
| | | |
| L3 L4 | ------------
| | | |
------------ | |
| | ----
| | L1 = buttonState3, b4, v1, var + 5
---- L2 = buttonState1, b2, v3, var - 1
L1 = buttonState3, b4, v1, var + 5 L3 = buttonState, b1, v2, var + 1
L2 = buttonState1, b2, v3, var - 1 L3 = buttonState2, b3, v4, var + 10
L3 = buttonState, b1, v2, var + 1 */
L3 = buttonState2, b3, v4, var + 10
*/
//Ints for counting multipress //Ints for counting multipress
int v1 = 0; int v1 = 0;
int v2 = 0; int v2 = 0;
int v3 = 0; int v3 = 0;
int v4 = 0; int v4 = 0;
//ints for button pins (only b1 - 4 are in use) //ints for button pins (only b1 - 4 are in use)
const int b1 = 2; const int b1 = 2;
const int b2 = 3; const int b2 = 3;
@ -35,14 +29,11 @@ const int b3 = 4;
const int b4 = 5; const int b4 = 5;
const int b5 = 6; const int b5 = 6;
const int b6 = 7; const int b6 = 7;
//int for counting number and submit //int for counting number and submit
int var = 0; int var = 0;
int subvar = 0; int subvar = 0;
//Not sure what this does, but don't want to delete it //Not sure what this does, but don't want to delete it
int ptrue = 0; int ptrue = 0;
//ints for counting button presses //ints for counting button presses
int buttonState = 0; int buttonState = 0;
int lastButtonState = 0; int lastButtonState = 0;
@ -52,7 +43,6 @@ int buttonState2 = 0;
int lastButtonState2 = 0; int lastButtonState2 = 0;
int buttonState3 = 0; int buttonState3 = 0;
int lastButtonState3 = 0; int lastButtonState3 = 0;
//ints for debouncing each button //ints for debouncing each button
long debounceDelay = 50; long debounceDelay = 50;
long lastDebounceTime = 0; long lastDebounceTime = 0;
@ -63,20 +53,16 @@ long lastDebounceTime2 = 0;
int state2 = 0; int state2 = 0;
long lastDebounceTime3 = 0; long lastDebounceTime3 = 0;
int state3 = 0; int state3 = 0;
/* the pins are set up as inputs and then set high, /* the pins are set up as inputs and then set high,
so that when the button is grounded it will notice it so that when the button is grounded it will notice it
and count it as a button press. this way, there are and count it as a button press. this way, there are
no resistors needed for the curcuit. no resistors needed for the curcuit.
The button should be connected from the pin, to the
The button should be connected from the pin, to the button, to ground, like this:
button, to ground, like this: PIN# --> Pin1 of button |--| -- Ground
^
PIN# --> Pin1 of button |--| -- Ground Button |
^ */
Button |
*/
void setup() { void setup() {
Serial.begin(9600); Serial.begin(9600);
Serial.println("Begin Typing"); Serial.println("Begin Typing");
@ -93,11 +79,7 @@ void setup() {
digitalWrite(b5, HIGH); digitalWrite(b5, HIGH);
digitalWrite(b6, HIGH); digitalWrite(b6, HIGH);
} }
void loop() { void loop() {
state3 = digitalRead(b4); //read if grounded or not state3 = digitalRead(b4); //read if grounded or not
if ((millis() - lastDebounceTime3) > debounceDelay) { //if the button has not been pressed within debouncetime, do... if ((millis() - lastDebounceTime3) > debounceDelay) { //if the button has not been pressed within debouncetime, do...
buttonState3 = digitalRead(b4); buttonState3 = digitalRead(b4);
@ -105,7 +87,7 @@ void loop() {
if (buttonState3 == HIGH) { //if the switch was released, do... if (buttonState3 == HIGH) { //if the switch was released, do...
lastDebounceTime3 = millis(); lastDebounceTime3 = millis();
v1 = 0; //reset the multipress counter, so it does not count it as a press after you release the button v1 = 0; //reset the multipress counter, so it does not count it as a press after you release the button
} }
else { //if switch pressed, do... else { //if switch pressed, do...
var = var + 5; //setting for what the button does var = var + 5; //setting for what the button does
lastDebounceTime3 = millis(); //reset the last debounce lastDebounceTime3 = millis(); //reset the last debounce
@ -113,7 +95,6 @@ void loop() {
} }
} }
} }
//the same goes for this //the same goes for this
state = digitalRead(b1); state = digitalRead(b1);
if ((millis() - lastDebounceTime) > debounceDelay) { if ((millis() - lastDebounceTime) > debounceDelay) {
@ -122,7 +103,7 @@ void loop() {
if (buttonState == HIGH) { if (buttonState == HIGH) {
lastDebounceTime = millis(); lastDebounceTime = millis();
v2 = 0; v2 = 0;
} }
else { else {
var = var + 1; var = var + 1;
lastDebounceTime = millis(); lastDebounceTime = millis();
@ -130,7 +111,6 @@ void loop() {
} }
} }
} }
//and this //and this
state1 = digitalRead(b2); state1 = digitalRead(b2);
if ((millis() - lastDebounceTime1) > debounceDelay) { if ((millis() - lastDebounceTime1) > debounceDelay) {
@ -139,7 +119,7 @@ void loop() {
if (buttonState1 == HIGH) { if (buttonState1 == HIGH) {
lastDebounceTime1 = millis(); lastDebounceTime1 = millis();
v3 = 0; v3 = 0;
} }
else { else {
var = var - 1; var = var - 1;
lastDebounceTime1 = millis(); lastDebounceTime1 = millis();
@ -147,7 +127,6 @@ void loop() {
} }
} }
} }
//... and this //... and this
state2 = digitalRead(b3); state2 = digitalRead(b3);
if ((millis() - lastDebounceTime2) > debounceDelay) { if ((millis() - lastDebounceTime2) > debounceDelay) {
@ -156,7 +135,7 @@ void loop() {
if (buttonState2 == HIGH) { if (buttonState2 == HIGH) {
lastDebounceTime2 = millis(); lastDebounceTime2 = millis();
v4 = 0; v4 = 0;
} }
else { else {
var = var + 10; var = var + 10;
lastDebounceTime2 = millis(); lastDebounceTime2 = millis();
@ -164,10 +143,8 @@ void loop() {
} }
} }
} }
// this whole section controls what letters correspond to what numbers,
// and when to send the letter out
// this whole section controls what letters correspond to what numbers,
// and when to send the letter out
if (var == 1) { //if the variable is 1, if (var == 1) { //if the variable is 1,
if (subvar == 1) { //and, if you pressed the submit button, if (subvar == 1) { //and, if you pressed the submit button,
Serial.print('A'); //print the letter 'A' (A is the first letter in the alphabet) Serial.print('A'); //print the letter 'A' (A is the first letter in the alphabet)
@ -175,9 +152,7 @@ void loop() {
var = 0; //reset the variable, so you can count to the next word. var = 0; //reset the variable, so you can count to the next word.
} }
} }
//the same goes for all the code below, untill the next comment.
//the same goes for all the code below, untill the next comment.
if (var == 2) { if (var == 2) {
if (subvar == 1) { if (subvar == 1) {
Serial.print('B'); Serial.print('B');
@ -353,28 +328,22 @@ void loop() {
var = 0; var = 0;
} }
} }
// i know everything above could've been done with a map, but, i didn't do it like that.
// i know everything above could've been done with a map, but, i didn't do it like that. //this next code part control all the multipress.
if (v1 == 1) { //if one of the two buttons in the multipress section was pressed,
//this next code part control all the multipress. if (v3 == 1) { //and the second button in the multipress section was pressed,
if (v1 == 1) { //if one of the two buttons in the multipress section was pressed,
if (v3 == 1) { //and the second button in the multipress section was pressed,
subvar = 1; //do what you want that multipres section to do. In this case, it was subvar = 1; //do what you want that multipres section to do. In this case, it was
//presss the top two buttons to submit the number. //presss the top two buttons to submit the number.
v1 = 0; //reset multipress button stats v1 = 0; //reset multipress button stats
v3 = 0; //ya, again v3 = 0; //ya, again
var = var - 5; //take into account what would normall happen to the variable. var = var - 5; //take into account what would normall happen to the variable.
//the top two button can add + 5 and - 1, so doing - 5 and + 1 will reset the //the top two button can add + 5 and - 1, so doing - 5 and + 1 will reset the
//variable to what it would normally be. //variable to what it would normally be.
var = var + 1; //the same here too var = var + 1; //the same here too
} }
} }
//the same goes for the below code, but with different buttons for
//the same goes for the below code, but with different buttons for
//multipress, and different actions based on that //multipress, and different actions based on that
if (v2 == 1) { if (v2 == 1) {
if (v4 == 1) { if (v4 == 1) {
Serial.print(" "); Serial.print(" ");
@ -383,9 +352,8 @@ void loop() {
var = var + 1; var = var + 1;
var = - 5; var = - 5;
} }
} }
if (v3 == 1) {
if (v3 == 1) {
if (v4 == 1) { if (v4 == 1) {
Serial.println(""); Serial.println("");
v3 = 0; v3 = 0;
@ -393,9 +361,8 @@ if (v3 == 1) {
var = var + 1; var = var + 1;
var = var - 10; var = var - 10;
} }
} }
if (v1 == 1) {
if (v1 == 1) {
if (v2 == 1) { if (v2 == 1) {
Serial.print("."); Serial.print(".");
v1 = 0; v1 = 0;
@ -403,9 +370,7 @@ if (v1 == 1) {
var = var - 1; var = var - 1;
var = var - 5; var = var - 5;
} }
} }
//reset the button states. not sure if i still need these, but dont want to risk deleting them. //reset the button states. not sure if i still need these, but dont want to risk deleting them.
// //
lastButtonState = buttonState; lastButtonState = buttonState;
@ -413,27 +378,3 @@ if (v1 == 1) {
lastButtonState2 = buttonState2; lastButtonState2 = buttonState2;
lastButtonState3 = buttonState3; lastButtonState3 = buttonState3;
} }