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mirror of https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter synced 2024-12-22 15:38:49 -05:00
Arduino-USB-HID-RetroJoysti.../X-Arcade/x-arcade_c64.ino
2017-09-25 23:13:03 +03:00

253 lines
4.1 KiB
C++

#include <PS2KeyRaw.h>
#define DATAPIN 3
#define IRQPIN 2
//#define DEBUG
#define oUP1 5
#define oDOWN1 6
#define oLEFT1 7
#define oRIGHT1 8
#define oFIRE1 9
#define oUP2 A0
#define oDOWN2 15
#define oLEFT2 14
#define oRIGHT2 16
#define oFIRE2 10
#define UP1 0x75
#define DOWN1 0x72
#define LEFT1 0x6B
#define RIGHT1 0x74
#define START1 0x16
#define SELECT1 0x26
#define A1 0x12
#define B1 0x1A
#define C1 0x22
#define X1 0x14
#define Y1 0x11
#define Z1 0x29
#define L1 0x21
#define R1 0x2E
#define UP2 0x2D
#define DOWN2 0x2B
#define LEFT2 0x23
#define RIGHT2 0x34
#define START2 0x1E
#define SELECT2 0x25
#define A2 0x1D
#define B2 0x24
#define C2 0x54
#define X2 0x1C
#define Y2 0x1B
#define Z2 0x15
#define L2 0x5B
#define R2 0x36
uint8_t s1 = 0;
uint8_t s2 = 0;
uint8_t st1 = 0;
uint8_t st2 = 0;
uint8_t commando = 0;
PS2KeyRaw keyboard;
void setup() {
keyboard.begin(DATAPIN, IRQPIN);
Serial.begin(115200);
Serial.println( "X-Arcade -> Atari -adapter" );
pinMode(oUP1, INPUT);
pinMode(oDOWN1, INPUT);
pinMode(oLEFT1, INPUT);
pinMode(oRIGHT1, INPUT);
pinMode(oFIRE1, INPUT);
pinMode(oUP2, INPUT);
pinMode(oDOWN2, INPUT);
pinMode(oLEFT2, INPUT);
pinMode(oRIGHT2, INPUT);
pinMode(oFIRE2, INPUT);
}
void loop() {
if (keyboard.available()) {
// read the next key
int c = keyboard.read();
uint8_t j;
if (c == 0xF0) {
#ifdef DEBUG
Serial.print("0x"); Serial.print(c, HEX); Serial.print(" ");
#endif
while (!keyboard.available()) {}
c = keyboard.read();
#ifdef DEBUG
Serial.print("0x"); Serial.println(c, HEX);
#endif
clearDataC64(c);
} else {
#ifdef DEBUG
Serial.print("0x"); Serial.println(c, HEX);
#endif
setDataC64(c);
}
if (s1 && s2) commando = 1;
if (st1 && st2) commando = 0;
}
}
#define SET64(p) pinMode(p, OUTPUT); break;
#define UNSET64(p) pinMode(p, INPUT); break;
inline void setDataC64(uint8_t c) {
switch (c) {
case SELECT1:
s1 = 1;
break;
case START1:
st1 = 1;
break;
case A1:
case B1:
SET64(oFIRE1);
case X1:
case Y1:
if (commando) {
SET64(oFIRE2);
} else {
SET64(oFIRE1);
}
case C1:
SET64(oDOWN1);
case Z1:
SET64(oUP1);
case L1:
SET64(oLEFT1);
case R1:
SET64(oRIGHT1);
case UP1:
SET64(oUP1);
case DOWN1:
SET64(oDOWN1);
case LEFT1:
SET64(oLEFT1);
case RIGHT1:
SET64(oRIGHT1);
case SELECT2:
s2 = 1;
break;
case START2:
st2 = 1;
break;
case A2:
case B2:
SET64(oFIRE2);
case X2:
case Y2:
if (commando) {
SET64(oFIRE1);
} else {
SET64(oFIRE2);
}
case C2:
SET64(oDOWN2);
case Z2:
SET64(oUP2);
case L2:
SET64(oLEFT2);
case R2:
SET64(oRIGHT2);
case UP2:
SET64(oUP2);
case DOWN2:
SET64(oDOWN2);
case LEFT2:
SET64(oLEFT2);
case RIGHT2:
SET64(oRIGHT2);
}
}
inline void clearDataC64(uint8_t c) {
switch (c) {
case SELECT1:
s1 = 0;
break;
case START1:
st1 = 0;
break;
case A1:
case B1:
UNSET64(oFIRE1);
case X1:
case Y1:
if (commando) {
UNSET64(oFIRE2);
} else{
UNSET64(oFIRE1);
}
case C1:
UNSET64(oDOWN1);
case Z1:
UNSET64(oUP1);
case L1:
UNSET64(oLEFT1);
case R1:
UNSET64(oRIGHT1);
case UP1:
UNSET64(oUP1);
case DOWN1:
UNSET64(oDOWN1);
case LEFT1:
UNSET64(oLEFT1);
case RIGHT1:
UNSET64(oRIGHT1);
case SELECT2:
s2 = 0;
break;
case START2:
st2 = 0;
break;
case A2:
case B2:
UNSET64(oFIRE2);
case X2:
case Y2:
if (commando) {
UNSET64(oFIRE1);
} else {
UNSET64(oFIRE2);
}
case C2:
UNSET64(oDOWN2);
case Z2:
UNSET64(oUP2);
case L2:
UNSET64(oLEFT2);
case R2:
UNSET64(oRIGHT2);
case UP2:
UNSET64(oUP2);
case DOWN2:
UNSET64(oDOWN2);
case LEFT2:
UNSET64(oLEFT2);
case RIGHT2:
UNSET64(oRIGHT2);
}
}