//#include <Joystick.h>
//SON OF BUTTON BOX
//USE w Teensy2.0
//Tested in WIN10 + DCS World
//ALSTUDIO
//20.7.20
#include <Keypad.h>
#define ENABLE_PULLUPS
#define NUMROTARIES 4
#define NUMBUTTONS 20
#define NUMROWS 4
#define NUMCOLS 5
byte buttons[NUMROWS][NUMCOLS] = {
{1,2,3,4,5},
{6,7,8,9,10},
{11,12,13,14,15},
{16,17,18,19,20},
};
struct rotariesdef {
byte pin1;
byte pin2;
int ccwchar;
int cwchar;
volatile unsigned char state;
};
rotariesdef rotaries[NUMROTARIES] {//pins used by rotaries and corresponding button presses activated
{3,5,21,22,0},
{4,6,23,24,0},
{7,9,25,26,0},
{8,10,27,28 ,0},
};
#define DIR_CCW 0x10
#define DIR_CW 0x20
#define R_START 0x0
#ifdef HALF_STEP
#define R_CCW_BEGIN 0x1
#define R_CW_BEGIN 0x2
#define R_START_M 0x3
#define R_CW_BEGIN_M 0x4
#define R_CCW_BEGIN_M 0x5
const unsigned char ttable[6][4] = {
// R_START (00)
{R_START_M, R_CW_BEGIN, R_CCW_BEGIN, R_START},
// R_CCW_BEGIN
{R_START_M | DIR_CCW, R_START, R_CCW_BEGIN, R_START},
// R_CW_BEGIN
{R_START_M | DIR_CW, R_CW_BEGIN, R_START, R_START},
// R_START_M (11)
{R_START_M, R_CCW_BEGIN_M, R_CW_BEGIN_M, R_START},
// R_CW_BEGIN_M
{R_START_M, R_START_M, R_CW_BEGIN_M, R_START | DIR_CW},
// R_CCW_BEGIN_M
{R_START_M, R_CCW_BEGIN_M, R_START_M, R_START | DIR_CCW},
};
#else
#define R_CW_FINAL 0x1
#define R_CW_BEGIN 0x2
#define R_CW_NEXT 0x3
#define R_CCW_BEGIN 0x4
#define R_CCW_FINAL 0x5
#define R_CCW_NEXT 0x6
const unsigned char ttable[7][4] = {
// R_START
{R_START, R_CW_BEGIN, R_CCW_BEGIN, R_START},
// R_CW_FINAL
{R_CW_NEXT, R_START, R_CW_FINAL, R_START | DIR_CW},
// R_CW_BEGIN
{R_CW_NEXT, R_CW_BEGIN, R_START, R_START},
// R_CW_NEXT
{R_CW_NEXT, R_CW_BEGIN, R_CW_FINAL, R_START},
// R_CCW_BEGIN
{R_CCW_NEXT, R_START, R_CCW_BEGIN, R_START},
// R_CCW_FINAL
{R_CCW_NEXT, R_CCW_FINAL, R_START, R_START | DIR_CCW},
// R_CCW_NEXT
{R_CCW_NEXT, R_CCW_FINAL, R_CCW_BEGIN, R_START},
};
#endif
byte rowPins[NUMROWS] = {20,19,18,17};
byte colPins[NUMCOLS] = {12,13,14,15,16};
Keypad buttbx = Keypad( makeKeymap(buttons), rowPins, colPins, NUMROWS, NUMCOLS);
//Joystick_ Joystick(JOYSTICK_DEFAULT_REPORT_ID,
// JOYSTICK_TYPE_JOYSTICK, 32, 0,
// false, false, false, false, false);
void setup() {
// Joystick.begin();
rotary_init();}
void loop() {
CheckAllEncoders();
CheckAllButtons();
}
void CheckAllButtons(void) {
if (buttbx.getKeys())
{
for (int i=0; i<LIST_MAX; i++) //i++ is same as i=i+1
{
if ( buttbx.key[i].stateChanged )
{
switch (buttbx.key[i].kstate) {
case PRESSED:
case HOLD:
Joystick.button(buttbx.key[i].kchar, 1);
break;
case RELEASED:
case IDLE:
Joystick.button(buttbx.key[i].kchar, 0);
break;
}
}
}
}
}
void rotary_init() {
for (int i=0;i<NUMROTARIES;i++) {
pinMode(rotaries[i].pin1, INPUT);
pinMode(rotaries[i].pin2, INPUT);
#ifdef ENABLE_PULLUPS
digitalWrite(rotaries[i].pin1, HIGH);
digitalWrite(rotaries[i].pin2, HIGH);
#endif
}
}
unsigned char rotary_process(int _i) {
unsigned char pinstate = (digitalRead(rotaries[_i].pin2) << 1) | digitalRead(rotaries[_i].pin1);
rotaries[_i].state = ttable[rotaries[_i].state & 0xf][pinstate];
return (rotaries[_i].state & 0x30);
}
void CheckAllEncoders(void) {
for (int i=0;i<NUMROTARIES;i++) {
unsigned char result = rotary_process(i);
if (result == DIR_CCW) {
Joystick.button(rotaries[i].ccwchar, 1); delay(50); Joystick.button(rotaries[i].ccwchar, 0);
};
if (result == DIR_CW) {
Joystick.button(rotaries[i].cwchar, 1); delay(50); Joystick.button(rotaries[i].cwchar, 0);
};
}
}