mirror of
https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter
synced 2024-11-21 16:45:08 -05:00
425 lines
9.5 KiB
C++
425 lines
9.5 KiB
C++
|
|
#include <PS2KeyRaw.h>
|
|
|
|
#define DATAPIN 3
|
|
#define IRQPIN 2
|
|
|
|
//#define DEBUG
|
|
//#define COMMANDO
|
|
//#define DECATHLON
|
|
|
|
#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
|
|
|
|
inline void translateState(uint8_t *data, uint8_t *state) {
|
|
state[0] = data[0];
|
|
state[1] = data[1];
|
|
state[2] = 127;
|
|
state[3] = 127;
|
|
if (bitRead(data[2], 2)) state[2] = 0; /* up */
|
|
if (bitRead(data[2], 3)) state[2] = 255; /* down */
|
|
if (bitRead(data[2], 0)) state[3] = 0; /* left */
|
|
if (bitRead(data[2], 1)) state[3] = 255; /* right */
|
|
}
|
|
|
|
#include "HID.h"
|
|
|
|
#if ARDUINO < 10606
|
|
#error The Joystick2 library requires Arduino IDE 1.6.6 or greater. Please update your IDE.
|
|
#endif
|
|
|
|
#if !defined(USBCON)
|
|
#error The Joystick2 library can only be used with a USB MCU (e.g. Arduino Leonardo, Arduino Micro, etc.).
|
|
#endif
|
|
|
|
#if !defined(_USING_HID)
|
|
#error "legacy HID core (non pluggable)"
|
|
#endif
|
|
|
|
#define JOYSTICK_REPORT_ID 0x04
|
|
#define JOYSTICK2_REPORT_ID 0x05
|
|
|
|
#define JOYSTICK_DATA_SIZE 3
|
|
#define JOYSTICK_STATE_SIZE 4
|
|
|
|
|
|
//================================================================================
|
|
//================================================================================
|
|
// Joystick (Gamepad)
|
|
|
|
|
|
#define HIDDESC_MACRO(REPORT_ID) \
|
|
/* Joystick # */ \
|
|
0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */ \
|
|
0x09, 0x04, /* USAGE (Joystick) */ \
|
|
0xa1, 0x01, /* COLLECTION (Application) */ \
|
|
0x85, REPORT_ID, /* REPORT_ID */ \
|
|
/* 8 Buttons */ \
|
|
0x05, 0x09, /* USAGE_PAGE (Button) */ \
|
|
0x19, 0x01, /* USAGE_MINIMUM (Button 1) */ \
|
|
0x29, 0x10, /* USAGE_MAXIMUM (Button 16) */ \
|
|
0x15, 0x00, /* LOGICAL_MINIMUM (0) */ \
|
|
0x25, 0x01, /* LOGICAL_MAXIMUM (1) */ \
|
|
0x75, 0x01, /* REPORT_SIZE (1) */ \
|
|
0x95, 0x10, /* REPORT_COUNT (16) */ \
|
|
0x81, 0x02, /* INPUT (Data,Var,Abs) */ \
|
|
/* X and Y Axis */ \
|
|
0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */ \
|
|
0x09, 0x01, /* USAGE (Pointer) */ \
|
|
0xA1, 0x00, /* COLLECTION (Physical) */ \
|
|
0x09, 0x30, /* USAGE (x) */ \
|
|
0x09, 0x31, /* USAGE (y) */ \
|
|
0x15, 0x00, /* LOGICAL_MINIMUM (0) */ \
|
|
0x26, 0xff, 0x00, /* LOGICAL_MAXIMUM (255) */ \
|
|
0x75, 0x08, /* REPORT_SIZE (8) */ \
|
|
0x95, 0x02, /* REPORT_COUNT (2) */ \
|
|
0x81, 0x02, /* INPUT (Data,Var,Abs) */ \
|
|
0xc0, /* END_COLLECTION */ \
|
|
0xc0 /* END_COLLECTION */
|
|
|
|
|
|
|
|
|
|
static const uint8_t hidReportDescriptor[] PROGMEM = {
|
|
HIDDESC_MACRO(JOYSTICK_REPORT_ID),
|
|
HIDDESC_MACRO(JOYSTICK2_REPORT_ID)
|
|
};
|
|
|
|
|
|
class Joystick_ {
|
|
|
|
private:
|
|
uint8_t joystickId;
|
|
uint8_t reportId;
|
|
uint8_t olddata[JOYSTICK_DATA_SIZE];
|
|
uint8_t state[JOYSTICK_STATE_SIZE];
|
|
uint8_t flag;
|
|
|
|
public:
|
|
uint8_t type;
|
|
uint8_t data[JOYSTICK_DATA_SIZE];
|
|
|
|
Joystick_(uint8_t initJoystickId, uint8_t initReportId) {
|
|
// Setup HID report structure
|
|
static bool usbSetup = false;
|
|
|
|
if (!usbSetup) {
|
|
static HIDSubDescriptor node(hidReportDescriptor, sizeof(hidReportDescriptor));
|
|
HID().AppendDescriptor(&node);
|
|
usbSetup = true;
|
|
}
|
|
|
|
// Initalize State
|
|
joystickId = initJoystickId;
|
|
reportId = initReportId;
|
|
|
|
data[0] = 0;
|
|
data[1] = 0;
|
|
data[2] = 0;
|
|
memcpy(olddata, data, JOYSTICK_DATA_SIZE);
|
|
translateState(data, state);
|
|
sendState(1);
|
|
}
|
|
|
|
void updateState() {
|
|
if (memcmp(olddata, data, JOYSTICK_DATA_SIZE)) {
|
|
memcpy(olddata, data, JOYSTICK_DATA_SIZE);
|
|
translateState(data, state);
|
|
flag = 1;
|
|
}
|
|
}
|
|
|
|
void sendState(uint8_t force = 0) {
|
|
if (flag || force) {
|
|
// HID().SendReport(Report number, array of values in same order as HID descriptor, length)
|
|
HID().SendReport(reportId, state, JOYSTICK_STATE_SIZE);
|
|
flag = 0;
|
|
}
|
|
}
|
|
|
|
void updateAndSendState() {
|
|
translateState(data, state);
|
|
HID().SendReport(reportId, state, JOYSTICK_STATE_SIZE);
|
|
}
|
|
|
|
};
|
|
|
|
|
|
Joystick_ Joystick[2] =
|
|
{
|
|
Joystick_(0, JOYSTICK_REPORT_ID),
|
|
Joystick_(1, JOYSTICK2_REPORT_ID)
|
|
};
|
|
|
|
//================================================================================
|
|
//================================================================================
|
|
|
|
|
|
PS2KeyRaw keyboard;
|
|
|
|
void setup() {
|
|
keyboard.begin(DATAPIN, IRQPIN);
|
|
#ifdef DEBUG
|
|
Serial.begin(115200);
|
|
Serial.println( "PS2 Raw Test of PS2 Keyboard codes" );
|
|
#endif
|
|
Joystick[0].data[0] = 0x00;
|
|
Joystick[0].data[1] = 0x00;
|
|
Joystick[0].data[2] = 0x00;
|
|
Joystick[1].data[0] = 0x00;
|
|
Joystick[1].data[1] = 0x00;
|
|
Joystick[1].data[2] = 0x00;
|
|
}
|
|
|
|
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
|
|
j = clearData(c);
|
|
} else {
|
|
#ifdef DEBUG
|
|
Serial.print("0x"); Serial.println(c, HEX);
|
|
#endif
|
|
j = setData(c);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
Serial.print(" data0 j1: 0x"); Serial.print(Joystick[0].data[0], HEX);
|
|
Serial.print(" data1 j1: 0x"); Serial.print(Joystick[0].data[1], HEX);
|
|
Serial.print(" data2 j1: 0x"); Serial.print(Joystick[0].data[2], HEX);
|
|
Serial.print(" data0 j2: 0x"); Serial.print(Joystick[1].data[0], HEX);
|
|
Serial.print(" data1 j2: 0x"); Serial.print(Joystick[1].data[1], HEX);
|
|
Serial.print(" data2 j2: 0x"); Serial.print(Joystick[1].data[2], HEX);
|
|
Serial.println();
|
|
Serial.flush();
|
|
#endif
|
|
|
|
//Joystick[j].updateState();
|
|
//Joystick[j].sendState();
|
|
Joystick[j].updateAndSendState();
|
|
}
|
|
|
|
}
|
|
|
|
|
|
#define SET(j,d,b) bitSet(Joystick[j].data[d], b); return j
|
|
#define UNSET(j,d,b) bitClear(Joystick[j].data[d], b); return j
|
|
|
|
#ifdef COMMANDO
|
|
#define L1_SET SET(1, 1, 0)
|
|
#define L1_UNSET UNSET(1, 1, 0)
|
|
#define R1_SET SET(1, 1, 1)
|
|
#define R1_UNSET UNSET(1, 1, 1)
|
|
#define L2_SET SET(0, 1, 0)
|
|
#define L2_UNSET UNSET(0, 1, 0)
|
|
#define R2_SET SET(0, 1, 1)
|
|
#define R2_UNSET UNSET(0, 1, 1)
|
|
#endif
|
|
|
|
#ifdef DECATHLON
|
|
#define L1_SET SET(0, 2, 2)
|
|
#define L1_UNSET UNSET(0, 2, 2)
|
|
#define R1_SET SET(0, 2, 3)
|
|
#define R1_UNSET UNSET(0, 2, 3)
|
|
#define L2_SET SET(1, 2, 2)
|
|
#define L2_UNSET UNSET(1, 2, 2)
|
|
#define R2_SET SET(1, 2, 3)
|
|
#define R2_UNSET UNSET(1, 2, 3)
|
|
#endif
|
|
|
|
|
|
inline uint8_t setData(uint8_t c) {
|
|
switch (c) {
|
|
case A1:
|
|
SET(0, 0, 0);
|
|
case B1:
|
|
SET(0, 0, 1);
|
|
case C1:
|
|
SET(0, 0, 2);
|
|
case X1:
|
|
SET(0, 0, 3);
|
|
case Y1:
|
|
SET(0, 0, 4);
|
|
case Z1:
|
|
SET(0, 0, 5);
|
|
case START1:
|
|
SET(0, 0, 6);
|
|
case SELECT1:
|
|
SET(0, 0, 7);
|
|
case L1:
|
|
#ifdef L1_SET
|
|
L1_SET;
|
|
#else
|
|
SET(0, 1, 0);
|
|
#endif
|
|
case R1:
|
|
#ifdef R1_SET
|
|
R1_SET;
|
|
#else
|
|
SET(0, 1, 1);
|
|
#endif
|
|
case UP1:
|
|
SET(0, 2, 0);
|
|
case DOWN1:
|
|
SET(0, 2, 1);
|
|
case LEFT1:
|
|
SET(0, 2, 2);
|
|
case RIGHT1:
|
|
SET(0, 2, 3);
|
|
case A2:
|
|
SET(1, 0, 0);
|
|
case B2:
|
|
SET(1, 0, 1);
|
|
case C2:
|
|
SET(1, 0, 2);
|
|
case X2:
|
|
SET(1, 0, 3);
|
|
case Y2:
|
|
SET(1, 0, 4);
|
|
case Z2:
|
|
SET(1, 0, 5);
|
|
case START2:
|
|
SET(1, 0, 6);
|
|
case SELECT2:
|
|
SET(1, 0, 7);
|
|
case L2:
|
|
#ifdef L2_SET
|
|
L2_SET;
|
|
#else
|
|
SET(1, 1, 0);
|
|
#endif
|
|
case R2:
|
|
#ifdef R2_SET
|
|
R2_SET;
|
|
#else
|
|
SET(1, 1, 1);
|
|
#endif
|
|
case UP2:
|
|
SET(1, 2, 0);
|
|
case DOWN2:
|
|
SET(1, 2, 1);
|
|
case LEFT2:
|
|
SET(1, 2, 2);
|
|
case RIGHT2:
|
|
SET(1, 2, 3);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
inline uint8_t clearData(uint8_t c) {
|
|
switch (c) {
|
|
case A1:
|
|
UNSET(0, 0, 0);
|
|
case B1:
|
|
UNSET(0, 0, 1);
|
|
case C1:
|
|
UNSET(0, 0, 2);
|
|
case X1:
|
|
UNSET(0, 0, 3);
|
|
case Y1:
|
|
UNSET(0, 0, 4);
|
|
case Z1:
|
|
UNSET(0, 0, 5);
|
|
case START1:
|
|
UNSET(0, 0, 6);
|
|
case SELECT1:
|
|
UNSET(0, 0, 7);
|
|
case L1:
|
|
#ifdef L1_UNSET
|
|
L1_UNSET;
|
|
#else
|
|
UNSET(0, 1, 0);
|
|
#endif
|
|
case R1:
|
|
#ifdef R1_UNSET
|
|
R1_UNSET;
|
|
#else
|
|
UNSET(0, 1, 1);
|
|
#endif
|
|
case UP1:
|
|
UNSET(0, 2, 0);
|
|
case DOWN1:
|
|
UNSET(0, 2, 1);
|
|
case LEFT1:
|
|
UNSET(0, 2, 2);
|
|
case RIGHT1:
|
|
UNSET(0, 2, 3);
|
|
case A2:
|
|
UNSET(1, 0, 0);
|
|
case B2:
|
|
UNSET(1, 0, 1);
|
|
case C2:
|
|
UNSET(1, 0, 2);
|
|
case X2:
|
|
UNSET(1, 0, 3);
|
|
case Y2:
|
|
UNSET(1, 0, 4);
|
|
case Z2:
|
|
UNSET(1, 0, 5);
|
|
case START2:
|
|
UNSET(1, 0, 6);
|
|
case SELECT2:
|
|
UNSET(1, 0, 7);
|
|
case L2:
|
|
#ifdef L2_UNSET
|
|
L2_UNSET;
|
|
#else
|
|
UNSET(1, 1, 0);
|
|
#endif
|
|
case R2:
|
|
#ifdef R2_UNSET
|
|
R2_UNSET;
|
|
#else
|
|
UNSET(1, 1, 1);
|
|
#endif
|
|
case UP2:
|
|
UNSET(1, 2, 0);
|
|
case DOWN2:
|
|
UNSET(1, 2, 1);
|
|
case LEFT2:
|
|
UNSET(1, 2, 2);
|
|
case RIGHT2:
|
|
UNSET(1, 2, 3);
|
|
}
|
|
}
|