zepheris/PCF8574_Buttonbox
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Should be ready for testing.

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This commit is contained in:
Zepheris 2020-10-16 12:04:30 -06:00
parent dad952c9a5
commit f60e44e79c
1 changed files with 52 additions and 36 deletions
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88
src/main.cpp
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@ -8,6 +8,9 @@
//numPCFButtons is greater than 8, its expected to be using 2 PCF8572 chips (multiples of 8)
const int numPCFButtons = 8;
const int numRotaries = 3;
const int rotJoy[numRotaries] = {
32,30,28
};
unsigned long btnTime[numPCFButtons] = {0};
unsigned long rotTime[numRotaries] = {0};
unsigned long btnPressedTime[numPCFButtons] = {0};
@ -16,15 +19,16 @@ int btnState[numPCFButtons] = {0};
int rotState[numRotaries] = {0};
const unsigned long gButtonDelta = 15;
const unsigned long gButtonPressedDelta = 100;
bool debug = false;
//Setup I/O Expander Chips
PCF8574 pcf1(0x20);
//Setup Rotary Encoders
Rotary r1 = Rotary(4, 5);
Rotary r2 = Rotary(6, 7);
Rotary r3 = Rotary(8, 9);
Rotary r[numRotaries] = {
Rotary (4, 5),
Rotary (6, 7),
Rotary (8, 9)
};
//Setup Joystick
Joystick_ joy(JOYSTICK_DEFAULT_REPORT_ID,JOYSTICK_TYPE_GAMEPAD,
@ -39,7 +43,9 @@ void setup() {
pinMode(LED_BUILTIN, OUTPUT); //debug LED
//INIT Rotary Encoder
r1.begin(true);
for (int i = 0; i < numRotaries; i++){
r[i].begin(true);
}
//INIT PCF8574
pcf1.begin();
@ -56,8 +62,7 @@ void setup() {
//Joystick start
joy.begin();
}
void processBtn1(int i) {
@ -120,6 +125,40 @@ void processBtn1(int i) {
}
}
void processRot1(int i) {
unsigned char en1 = r[i].process();
if (en1) {
//Serial.println(en1 == DIR_CW ? "Right" : "Left");
if (en1 == DIR_CW) {
Serial.println("RIGHT");
rotState[i] = 1;
rotTime[i] = millis() + gButtonDelta;
joy.releaseButton(rotJoy[i]);
joy.pressButton(rotJoy[i]);
digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
digitalWrite(LED_BUILTIN, HIGH);
} else {
Serial.println("LEFT");
rotState[i] = 1;
rotTime[i] = millis() + gButtonDelta;
joy.releaseButton(rotJoy[i-1]);
joy.pressButton(rotJoy[i-1]);
digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
digitalWrite(LED_BUILTIN, HIGH);
}
}
if (rotState[i] == 1) {
if (millis() >= rotTime[1]) {
Serial.println("Encoder Off");
digitalWrite(LED_BUILTIN,LOW);
joy.releaseButton(rotJoy[i]);
joy.releaseButton(rotJoy[i-1]);
rotState[i] = 0;
}
}
}
void specialBtnOnStart(int i) {
//this sample assumes the button is pressed during startup
//once the button is not pressed any more, it will simulate a button press.
@ -171,35 +210,12 @@ void loop()
{
//Start PCF8574 Button pressed detection section
for (int i = 0; i < numPCFButtons; i++) {
processBtn1(i);
processBtn1(i);
}
//Rotary Encoder
unsigned char en1 = r1.process();
if (en1) {
//Serial.println(en1 == DIR_CW ? "Right" : "Left");
if (en1 == DIR_CW) {
Serial.println("RIGHT");
rotState[1] = 1;
rotTime[1] = millis() + gButtonDelta;
digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
digitalWrite(LED_BUILTIN, HIGH);
} else {
Serial.println("LEFT");
rotState[1] = 1;
rotTime[1] = millis() + gButtonDelta;
digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
digitalWrite(LED_BUILTIN, HIGH);
}
}
if (rotState[1] == 1) {
if (millis() >= rotTime[1]) {
Serial.println("Encoder Off");
digitalWrite(LED_BUILTIN,LOW);
rotState[1] = 0;
}
}
//End PCF8574 Button Pressed detection section
for (int i = 0; i < numRotaries; i++) {
processRot1(i);
}
}