diff --git a/RetroJoystickAdapter_WiiClassicController.ino b/RetroJoystickAdapter_WiiClassicController.ino new file mode 100644 index 0000000..84535c0 --- /dev/null +++ b/RetroJoystickAdapter_WiiClassicController.ino @@ -0,0 +1,289 @@ +//================================================================================ +//================================================================================ +// Joystick (Gamepad) + +#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 "Using legacy HID core (non pluggable)" +#endif + +#define JOYSTICK_REPORT_ID 0x04 +/*#define JOYSTICK2_REPORT_ID 0x04 +#define JOYSTICK3_REPORT_ID 0x05 +#define JOYSTICK4_REPORT_ID 0x06*/ + + +#define JOYSTICK_STATE_SIZE 6 + +//#define DEBUG + +#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 */ \ + /* 16 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) */ \ + 0x55, 0x00, /* UNIT_EXPONENT (0) */ \ + 0x65, 0x00, /* UNIT (None) */ \ + 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, 0x32, /* USAGE (Z) */ \ + 0x09, 0x35, /* USAGE (Rz) */ \ + 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, 0x04, /* REPORT_COUNT (4) */ \ + 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), + HIDDESC_MACRO(JOYSTICK3_REPORT_ID), + HIDDESC_MACRO(JOYSTICK4_REPORT_ID)*/ +}; + +class Joystick_ { + +private: + uint8_t joystickId; + uint8_t reportId; + uint8_t olddata[JOYSTICK_STATE_SIZE]; + uint8_t state[JOYSTICK_STATE_SIZE]; + uint8_t flag; + +public: + uint8_t data[JOYSTICK_STATE_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; + memcpy(olddata, data, JOYSTICK_STATE_SIZE); + state[0] = 0; + state[1] = 0; + state[2] = 127; + state[3] = 127; + state[4] = 127; + state[5] = 127; + sendState(1); + } + + void updateState() { + if (memcmp(olddata, data, JOYSTICK_STATE_SIZE)) { + memcpy(olddata, data, JOYSTICK_STATE_SIZE); + flag = 1; + } + //uint8_t rightShoulderPressure = (Joystick[0].data[3] & (unsigned char)0x1f); //rightmost 5 bits + //uint8_t leftShoulderPressure = ((Joystick[0].data[2] & (unsigned char)0x60) >> 2) + ((data[3] & (unsigned char)0xe0) >> 5); //'leftish' bits + uint8_t leftStickX = (data[0] & (unsigned char)0x3f); //rightmost 6 bits + uint8_t leftStickY = (data[1] & (unsigned char)0x3f); //rightmost 6 bits + uint8_t rightStickX = ((data[0] & (unsigned char)0xc0) >> 3) + ((data[1] & (unsigned char)0xc0) >> 5) + ((data[2] & (unsigned char)0x80) >> 7); //bits. They're there. + uint8_t rightStickY = (data[2] & (unsigned char)0x1f); //rightmost 5 bits + state[0] = ~data[4]; + state[1] = ~data[5]; + state[2] = rightStickX << 3; + state[3] = rightStickY << 3; //is this right or should it be mirror? + state[4] = leftStickX << 2; + state[5] = 255 - (leftStickY << 2); + /*state[2] = rightStickX; + state[3] = rightStickY; //is this right or should it be mirror? + state[4] = leftStickX; + state[5] = 63 - leftStickY;*/ + //sendState(); + } + + 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; + } + } + +}; + + +Joystick_ Joystick[1] = +{ + Joystick_(0, JOYSTICK_REPORT_ID)/*, + Joystick_(1, JOYSTICK2_REPORT_ID), + Joystick_(2, JOYSTICK3_REPORT_ID), + Joystick_(3, JOYSTICK4_REPORT_ID)*/ +}; + +//================================================================================ +//================================================================================ + +/* + Andrew Mascolo 7/13/2014 + Updated WiiController library + + !!!DOES NOT WORK WITH NUNCHUCK!!! + + If you are using the adapter in this link,http://www.ebay.com/itm/Wii-WiiChuck-Nunchuck-Adapter-Module-Board-for-Arduino-/351052353286?pt=LH_DefaultDomain_0&hash=item51bc59cf06 + then you most likely have it plug into the arduino across pins A2 - A5. Please know that the controller needs 3.3V to work properly and NOT 5V. You may cause possible + to the controller if it is powered by 5 volts. What I have done here is allowed the user to use pin A2 as ground, by setting the pin to LOW, and making pin A3 an input + so the user can have a jumper to the 3.3V pin without harming the Arduino. + + **.begin(Vcc, Gnd)** + Vcc: Set to ON if you are using the adapter AND the Arduino board you are using outputs 3.3V. (Like a Pro Micro or DUE) + Vcc: Set to NEUTRAL if you are using your own wires and are not using pin A3 for power. (pin will be set to INPUT) + + Gnd: Set to OFF if you have the adapter in the pin A2, this will automatically set pin A2 to LOW. Otherwise leave empty, default is OFF +*/ + +//#include +#include + +//WiiClassicControl Wii; + +#define ADDRESS 0x52 + +void sendByte(int data, int location) { + Wire.beginTransmission(ADDRESS); + Wire.write(location); + Wire.write(data); + Wire.endTransmission(); + delay(10); +} + +void setup() { + //Wii.begin(NEUTRAL, OFF); // SEE ABOVE + #ifdef DEBUG + Serial.begin(115200); + //pinMode(9, INPUT); + #endif + + Wire.begin(); + // transmit to device (byte)0x52 + sendByte(0x55, 0xF0); + sendByte(0x00, 0xFB); + Wire.endTransmission (); + +} + +void loop() { + + Wire.requestFrom(ADDRESS, 6); //request data from wii classic + /*Serial.print(Wire.read(), HEX);Serial.print(" "); + Serial.print(Wire.read(), HEX);Serial.print(" "); + Serial.print(Wire.read(), HEX);Serial.print(" "); + Serial.print(Wire.read(), HEX);Serial.print(" "); + Serial.print(Wire.read(), HEX);Serial.print(" "); + Serial.print(Wire.read(), HEX);Serial.print(" "); + sendByte(0x00, 0x00); + Serial.println();*/ + uint8_t i = 0; + while(Wire.available()) { + Joystick[0].data[i] = Wire.read(); + i++; + if (i > 5) break; + } + + //detect if init is needed + if (i < 5) { + delay(100); + sendByte(0x55, 0xF0); + sendByte(0x00, 0xFB); + #ifdef DEBUG + Serial.println("Init!"); + #endif + delay(100); + } else sendByte(0x00, 0x00); + + + /*for (uint8_t i = 0; i < 6; i++) { + Joystick[0].data[i] = Wire.read(); + } + sendByte(0x00, 0x00); */ + /*while (Wire.available ()) { + // read byte as an integer + if (cnt < 4) { + status[cnt] = Wire.read(); + } else { + lastButtons[cnt-4] = buttons[cnt-4]; + buttons[cnt-4] = Wire.read(); + } + cnt++; + } + if (cnt > 5) { + WiiClassy::_sendByte(0x00, 0x00); + cnt = 0; + }*/ + //Reference for this found here: http://wiibrew.org/wiki/Wiimote/Extension_Controllers/Classic_Controller + + + + // the lowest value is 0, and the highest value is 248. + /*Serial.print("LSX: "); Serial.print(Wii.leftStickX()); + Serial.print("| LSY: "); Serial.print(Wii.leftStickY()); + Serial.print("| RSX: "); Serial.print(Wii.rightStickX()); + Serial.print("| RSY: "); Serial.println(Wii.rightStickY()); + + Joystick[0].data[4] = Wii.leftStickX(); + Joystick[0].data[5] = Wii.leftStickY(); + Joystick[0].data[2] = Wii.rightStickX(); + Joystick[0].data[3] = Wii.rightStickY(); + Joystick[0].sendState();*/ + uint8_t rightShoulderPressure = (Joystick[0].data[3] & (unsigned char)0x1f); //rightmost 5 bits + uint8_t leftShoulderPressure = ((Joystick[0].data[2] & (unsigned char)0x60) >> 2) + ((Joystick[0].data[3] & (unsigned char)0xe0) >> 5); //'leftish' bits + uint8_t leftStickX = (Joystick[0].data[0] & (unsigned char)0x3f); //rightmost 6 bits + uint8_t leftStickY = (Joystick[0].data[1] & (unsigned char)0x3f); //rightmost 6 bits + uint8_t rightStickX = ((Joystick[0].data[0] & (unsigned char)0xc0) >> 3) + ((Joystick[0].data[1] & (unsigned char)0xc0) >> 5) + ((Joystick[0].data[2] & (unsigned char)0x80) >> 7); //bits. They're there. + uint8_t rightStickY = (Joystick[0].data[2] & (unsigned char)0x1f); //rightmost 5 bits + + #ifdef DEBUG + for (uint8_t i = 0; i < 6; i++) { + Serial.print(Joystick[0].data[i], HEX); + Serial.print(" "); + } + Serial.print(" - "); + Serial.print(rightShoulderPressure, HEX); Serial.print(" "); + Serial.print(leftShoulderPressure, HEX); Serial.print(" "); + Serial.print(leftStickX, HEX); Serial.print(" "); + Serial.print(leftStickY, HEX); Serial.print(" "); + Serial.print(rightStickX, HEX); Serial.print(" "); + Serial.print(rightStickY , HEX); Serial.print(" "); + Serial.println(); + //Serial.print(digitalRead(9)); Serial.println(); + #endif + + Joystick[0].updateState(); + Joystick[0].sendState(); + //delay(100); // used to see changes in the serial monitor easier. + delayMicroseconds(1000); +}