mirror of
https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter
synced 2024-12-21 23:18:56 -05:00
Create psx.ino
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mcgurk
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441
test/psx.ino
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441
test/psx.ino
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#include "Joystick2.h"
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/*
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#define ATARI
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//DB9 (8=GND): 1 2 3 4 5 6 7 8 9
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const uint8_t inputPinsPort1[] = {10, 16, 14, 15, A1, 0, 0, 0, 3};
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const uint8_t inputPinsPort2[] = { 5, 6, 7, 8, A2, 0, 0, 0, 4};
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*/
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/*
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//#define NES
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#define SNES
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//Connector (Connect also GND and 5V): CUP, OUT0, D1
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const uint8_t inputPinsPort1[] = { 7, 8, 9 };
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const uint8_t inputPinsPort2[] = { 2, 3, 4 };
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*/
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/*
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#define GENESIS_3
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//#define GENESIS_6
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//DB9 (8=GND, 5=VCC): 1 2 3 4 5 6 7 8 9
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const uint8_t inputPinsPort1[] = {10, 16, 14, 15, A0, 3, A3, 0, A1};
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const uint8_t inputPinsPort2[] = { 5, 6, 7, 8, 9, 4, 2, 0, A2};
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*/
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#define PSX
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//PSX: DATA CMD ATT CLK
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const uint8_t inputPinsPort1[] = { 2, 3, 4, 5 };
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const uint8_t inputPinsPort2[] = { 6, 7, 8, 9 };
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//#define KONAMI
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void KonamiCode(uint8_t j, uint8_t swap_ab = 0);
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//-----PSX/PLAYSTATION-----
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#ifdef PSX
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#include <Psx.h>
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Psx Psx;
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//#define EVENTS_TOTAL 4+2 //4 directions, 2 fire-buttons
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#define BITS 16
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#define EVENTS_TOTAL BITS
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void setupJoysticks() {
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/*pinMode(inputPinsPort1[0], INPUT);
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pinMode(inputPinsPort2[0], INPUT);
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pinMode(inputPinsPort1[1], OUTPUT);
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pinMode(inputPinsPort2[1], OUTPUT);
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pinMode(inputPinsPort1[2], OUTPUT);
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pinMode(inputPinsPort2[2], OUTPUT);
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pinMode(inputPinsPort1[3], OUTPUT);
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pinMode(inputPinsPort2[3], OUTPUT);*/
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Psx.setupPins(inputPinsPort1[0], inputPinsPort1[1], inputPinsPort1[2], inputPinsPort1[3], 10);
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}
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void readJoysticks(uint8_t *status1, uint8_t *status2) {
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uint16_t data = Psx.read();
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for (uint8_t i=0; i < BITS; i++) {
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status1[i] = ~bitRead(data,i) & 1;
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status2[i] = 1;
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}
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}
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void interpretJoystickState(uint8_t j, uint8_t *status) {
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Joystick[j].setYAxis(0);
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Joystick[j].setXAxis(0);
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if (!status[3]) Joystick[j].setYAxis(-127); //UP (0)
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if (!status[1]) Joystick[j].setYAxis(127); //DOWN (1)
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if (!status[0]) Joystick[j].setXAxis(-127); //LEFT (2)
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if (!status[2]) Joystick[j].setXAxis(127); //RIGHT (3)
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Joystick[j].setButton(0, !status[4]); //BUTTON1 (Start)
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Joystick[j].setButton(1, !status[7]); //BUTTON2 (Select)
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Joystick[j].setButton(2, !status[9]); //BUTTON3 (A)
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Joystick[j].setButton(3, !status[10]); //BUTTON4 (B)
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Joystick[j].setButton(4, !status[8]); //BUTTON5 (X)
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Joystick[j].setButton(5, !status[11]); //BUTTON6 (Y)
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Joystick[j].setButton(6, !status[15]); //BUTTON7 (LB)
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Joystick[j].setButton(7, !status[14]); //BUTTON8 (RB)
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Joystick[j].setButton(8, !status[13]); //BUTTON9 (LT)
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Joystick[j].setButton(9, !status[12]); //BUTTON10 (RT)
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}
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#endif
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//--------ATARI/SMS--------
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#ifdef ATARI
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#define EVENTS_TOTAL 4+2 //4 directions, 2 fire-buttons
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void setupJoysticks() {
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for (int i=0; i < 9; i++) {
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pinMode(inputPinsPort1[i], INPUT_PULLUP);
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pinMode(inputPinsPort2[i], INPUT_PULLUP);
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}
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}
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void readJoysticks(uint8_t *status1, uint8_t *status2) {
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for (uint8_t i=0; i < 4; i++) {
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status1[i] = digitalRead(inputPinsPort1[i]); //AXES1
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status2[i] = digitalRead(inputPinsPort2[i]); //AXES2
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}
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status1[4] = digitalRead(inputPinsPort1[8]); //A1
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status1[5] = digitalRead(inputPinsPort1[4]); //B1
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status2[4] = digitalRead(inputPinsPort2[8]); //A2
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status2[5] = digitalRead(inputPinsPort2[4]); //B2
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}
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void interpretJoystickState(uint8_t j, uint8_t *status) {
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Joystick[j].setYAxis(0);
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Joystick[j].setXAxis(0);
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if (!status[0]) Joystick[j].setYAxis(-127); //UP
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if (!status[1]) Joystick[j].setYAxis(127); //DOWN
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if (!status[2]) Joystick[j].setXAxis(-127); //LEFT
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if (!status[3]) Joystick[j].setXAxis(127); //RIGHT
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Joystick[j].setButton(2, !status[4]); //BUTTON3 (A)
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Joystick[j].setButton(3, !status[5]); //BUTTON4 (B)
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}
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#endif
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//--------Megadrive/Genesis (6-button)--------
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//https://www.cs.cmu.edu/~chuck/infopg/segasix.txt
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#if defined(GENESIS_3) || defined(GENESIS_6)
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#define MODE_SELECT_PORT1 inputPinsPort1[6]
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#define MODE_SELECT_PORT2 inputPinsPort2[6]
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#define VCC_PORT1 inputPinsPort1[4]
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#define VCC_PORT2 inputPinsPort2[4]
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#ifdef GENESIS_3
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#define EVENTS_TOTAL 4+3+1 //4 directions, 3 fire-buttons and Start
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#else
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#define EVENTS_TOTAL 4+6+1 //4 directions, 6 fire-buttons and Start
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#endif
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void modeSelect(uint8_t m) {
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digitalWrite(MODE_SELECT_PORT1, m);
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digitalWrite(MODE_SELECT_PORT2, m);
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delayMicroseconds(20);
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}
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void setupJoysticks() {
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if (VCC_PORT1 != 0) {
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pinMode(VCC_PORT1, OUTPUT);
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digitalWrite(VCC_PORT1, HIGH);
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}
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if (VCC_PORT2 != 0) {
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pinMode(VCC_PORT2, OUTPUT);
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digitalWrite(VCC_PORT2, HIGH);
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}
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const uint8_t inputlist[] = {0,1,2,3,5,8};
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for (int i=0; i < 6; i++) {
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pinMode(inputPinsPort1[inputlist[i]], INPUT);
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pinMode(inputPinsPort2[inputlist[i]], INPUT);
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}
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pinMode(MODE_SELECT_PORT1, OUTPUT);
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pinMode(MODE_SELECT_PORT2, OUTPUT);
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modeSelect(HIGH);
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}
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void readJoysticks(uint8_t *status1, uint8_t *status2) {
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modeSelect(LOW);
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status1[4] = digitalRead(inputPinsPort1[5]); //A1
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status1[5] = digitalRead(inputPinsPort1[8]); //Start1
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status2[4] = digitalRead(inputPinsPort2[5]); //A2
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status2[5] = digitalRead(inputPinsPort2[8]); //Start2
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modeSelect(HIGH);
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for (uint8_t i=0; i < 4; i++) {
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status1[i] = digitalRead(inputPinsPort1[i]); //AXES1
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status2[i] = digitalRead(inputPinsPort2[i]); //AXES2
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}
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status1[6] = digitalRead(inputPinsPort1[5]); //B1
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status1[7] = digitalRead(inputPinsPort1[8]); //C1
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status2[6] = digitalRead(inputPinsPort2[5]); //B2
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status2[7] = digitalRead(inputPinsPort2[8]); //C2
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#ifdef GENESIS_6
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//read X,Y,Z
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modeSelect(LOW);
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modeSelect(HIGH);
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modeSelect(LOW);
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modeSelect(HIGH);
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status1[8] = digitalRead(inputPinsPort1[2]); //X1
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status1[9] = digitalRead(inputPinsPort1[1]); //Y1
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status1[10] = digitalRead(inputPinsPort1[0]); //Z1
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status2[8] = digitalRead(inputPinsPort2[2]); //X2
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status2[9] = digitalRead(inputPinsPort2[1]); //Y2
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status2[10] = digitalRead(inputPinsPort2[0]); //Z2
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#endif
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delayMicroseconds(1000);
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}
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void interpretJoystickState(uint8_t j, uint8_t *status) {
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#ifdef KONAMI
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if (!status[8] && !status[9] && !status[10] && !status[0]) { //X+Y+Z+UP
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KonamiCode(0,0);
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return;
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}
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if (!status[8] && !status[9] && !status[10] && !status[1]) { //X+Y+Z+DOWN
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KonamiCode(0,1);
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return;
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}
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#endif
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Joystick[j].setYAxis(0);
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Joystick[j].setXAxis(0);
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if (!status[0]) Joystick[j].setYAxis(-127); //UP
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if (!status[1]) Joystick[j].setYAxis(127); //DOWN
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if (!status[2]) Joystick[j].setXAxis(-127); //LEFT
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if (!status[3]) Joystick[j].setXAxis(127); //RIGHT
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Joystick[j].setButton(0, !status[5]); //BUTTON1 (START)
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Joystick[j].setButton(1, !status[7]); //BUTTON2 (C) ("Select")
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Joystick[j].setButton(2, !status[4]); //BUTTON3 (A)
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Joystick[j].setButton(3, !status[6]); //BUTTON4 (B)
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#ifdef GENESIS_6
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Joystick[j].setButton(4, !status[8]); //BUTTON5 (X)
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Joystick[j].setButton(5, !status[9]); //BUTTON6 (Y)
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Joystick[j].setButton(6, !status[10]); //BUTTON7 (Z) ("LB")
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#endif
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}
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#endif
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//--------NES--------
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// http://www.mit.edu/~tarvizo/nes-controller.html
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#if defined(NES) || defined(SNES)
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#define CLOCK1 inputPinsPort1[0]
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#define LATCH1 inputPinsPort1[1]
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#define DATA1 inputPinsPort1[2]
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#define CLOCK2 inputPinsPort2[0]
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#define LATCH2 inputPinsPort2[1]
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#define DATA2 inputPinsPort2[2]
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#ifdef NES
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#define BITS 8
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#else
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#define BITS 16
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#endif
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#define EVENTS_TOTAL BITS
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void setupJoysticks() {
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pinMode(LATCH1, OUTPUT);
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pinMode(CLOCK1, OUTPUT);
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pinMode(DATA1, INPUT);
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pinMode(LATCH2, OUTPUT);
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pinMode(CLOCK2, OUTPUT);
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pinMode(DATA2, INPUT);
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}
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#define latchlow digitalWrite(LATCH1, LOW); digitalWrite(LATCH2, LOW);
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#define latchhigh digitalWrite(LATCH1, HIGH); digitalWrite(LATCH2, HIGH)
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#define clocklow digitalWrite(CLOCK1, LOW); digitalWrite(CLOCK2, LOW)
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#define clockhigh digitalWrite(CLOCK1, HIGH); digitalWrite(CLOCK2, HIGH)
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#define wait delayMicroseconds(12)
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void readJoysticks(uint8_t *status1, uint8_t *status2) {
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latchlow;
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clocklow;
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latchhigh;
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wait;
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latchlow;
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for (int i = 0; i < BITS; i++) {
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status1[i] = digitalRead(DATA1);
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status2[i] = digitalRead(DATA2);
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clockhigh;
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wait;
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clocklow;
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wait;
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}
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}
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void interpretJoystickState(uint8_t j, uint8_t *status) {
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#ifdef KONAMI
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if (!status[1] && !status[9] && !status[11] && !status[4]) { //X+Y+Z+UP
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KonamiCode(0,0);
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return;
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}
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if (!status[1] && !status[9] && !status[11] && !status[5]) { //X+Y+Z+DOWN
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KonamiCode(0,1);
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return;
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}
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#endif
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Joystick[j].setYAxis(0);
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Joystick[j].setXAxis(0);
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if (!status[4]) Joystick[j].setYAxis(-127); //UP
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if (!status[5]) Joystick[j].setYAxis(127); //DOWN
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if (!status[6]) Joystick[j].setXAxis(-127); //LEFT
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if (!status[7]) Joystick[j].setXAxis(127); //RIGHT
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#ifdef NES
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Joystick[j].setButton(0, !status[3]); //BUTTON1 (Start)
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Joystick[j].setButton(1, !status[2]); //BUTTON2 (Select)
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Joystick[j].setButton(2, !status[0]); //BUTTON3 (A)
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Joystick[j].setButton(3, !status[1]); //BUTTON4 (B)
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#else
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Joystick[j].setButton(0, !status[3]); //BUTTON1 (Start)
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Joystick[j].setButton(1, !status[2]); //BUTTON2 (Select)
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Joystick[j].setButton(2, !status[8]); //BUTTON3 (A)
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Joystick[j].setButton(3, !status[0]); //BUTTON4 (B)
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Joystick[j].setButton(4, !status[9]); //BUTTON5 (X)
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Joystick[j].setButton(5, !status[1]); //BUTTON6 (Y)
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Joystick[j].setButton(6, !status[10]); //BUTTON7 (L1) ("LB")
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Joystick[j].setButton(7, !status[11]); //BUTTON8 (R1) ("RB")
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#endif
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}
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#endif
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//--------Konami code---------
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void releaseAll(uint8_t j) {
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delay(50);
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Joystick[j].setButton(0, 0); //BUTTON1 (Start)
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Joystick[j].setButton(1, 0); //BUTTON2 (Select)
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Joystick[j].setButton(2, 0); //BUTTON3 (A)
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Joystick[j].setButton(3, 0); //BUTTON4 (B)
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Joystick[j].setButton(4, 0); //BUTTON5 (X)
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Joystick[j].setButton(5, 0); //BUTTON6 (Y)
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Joystick[j].setButton(6, 0); //BUTTON7 (LB)
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Joystick[j].setButton(7, 0); //BUTTON6 (RB)
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Joystick[j].setButton(8, 0); //BUTTON7 (LT)
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Joystick[j].setButton(9, 0); //BUTTON6 (RT)
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Joystick[j].setButton(10, 0); //BUTTON7 (L-thumb)
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Joystick[j].setButton(11, 0); //BUTTON7 (R-thumb)
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Joystick[j].setYAxis(0);
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Joystick[j].setXAxis(0);
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Joystick[j].sendState();
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delay(50);
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}
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void KonamiCode(uint8_t j, uint8_t swap_ab = 0) {
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//https://en.wikipedia.org/wiki/Konami_Code
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//https://en.wikipedia.org/wiki/List_of_Konami_code_games
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//UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A
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releaseAll(j);
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delay(200);
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Joystick[j].setYAxis(-127); Joystick[j].sendState(); //UP
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releaseAll(j);
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Joystick[j].setYAxis(-127); Joystick[j].sendState(); //UP
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releaseAll(j);
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Joystick[j].setYAxis(127); Joystick[j].sendState(); //DOWN
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releaseAll(j);
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Joystick[j].setYAxis(127); Joystick[j].sendState(); //DOWN
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releaseAll(j);
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Joystick[j].setXAxis(-127); Joystick[j].sendState(); //LEFT
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releaseAll(j);
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Joystick[j].setXAxis(127); Joystick[j].sendState(); //RIGHT
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releaseAll(j);
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Joystick[j].setXAxis(-127); Joystick[j].sendState(); //LEFT
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releaseAll(j);
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Joystick[j].setXAxis(127); Joystick[j].sendState(); //RIGHT
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releaseAll(j);
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if (swap_ab) {
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Joystick[j].setButton(2, 1); Joystick[j].sendState(); //BUTTON1 (A)
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releaseAll(j);
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Joystick[j].setButton(3, 1); Joystick[j].sendState(); //BUTTON2 (B)
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releaseAll(j);
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} else {
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Joystick[j].setButton(3, 1); Joystick[j].sendState(); //BUTTON2 (B)
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releaseAll(j);
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Joystick[j].setButton(2, 1); Joystick[j].sendState(); //BUTTON1 (A)
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releaseAll(j);
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}
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delay(200);
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}
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uint8_t lastStatusPort1[EVENTS_TOTAL];
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uint8_t newStatusPort1[EVENTS_TOTAL];
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uint8_t lastStatusPort2[EVENTS_TOTAL];
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uint8_t newStatusPort2[EVENTS_TOTAL];
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void setup() {
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//clear statusarrays (1=OFF, 0=ON)
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for (uint8_t i = 0; i < EVENTS_TOTAL; i++) {
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lastStatusPort1[i] = 1;
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newStatusPort1[i] = 1;
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lastStatusPort2[i] = 1;
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newStatusPort2[i] = 1;
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}
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setupJoysticks();
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Joystick[0].begin(false);
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Joystick[1].begin(false);
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}
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uint8_t flag1 = 0;
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uint8_t flag2 = 0;
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void loop() {
|
||||
|
||||
readJoysticks(newStatusPort1, newStatusPort2);
|
||||
|
||||
//check for changes - do not raise a flag if nothing changes
|
||||
for (uint8_t i=0; i < EVENTS_TOTAL; i++) {
|
||||
if (newStatusPort1[i] != lastStatusPort1[i]) {
|
||||
lastStatusPort1[i] = newStatusPort1[i];
|
||||
flag1 = 1;
|
||||
}
|
||||
if (newStatusPort2[i] != lastStatusPort2[i]) {
|
||||
lastStatusPort2[i] = newStatusPort2[i];
|
||||
flag2 = 1;
|
||||
}
|
||||
}
|
||||
|
||||
if (flag1) interpretJoystickState(0, newStatusPort1);
|
||||
if (flag2) interpretJoystickState(1, newStatusPort2);
|
||||
|
||||
//minimize port1 time advantage - try to send both states as simultaneous as possible
|
||||
if (flag1) Joystick[0].sendState();
|
||||
if (flag2) Joystick[1].sendState();
|
||||
flag1 = 0;
|
||||
flag2 = 0;
|
||||
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user