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//
// SegaController32U4.h
//
// Authors:
// Jon Thysell <thysell@gmail.com>
// Mikael Norrgård <mick@daemonbite.com>
//
// Copyright (c) 2017 Jon Thysell <http://jonthysell.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#ifndef SegaController32U4_h
#define SegaController32U4_h
//#define USE_OLD_WIRING // Uncomment this line to use the old wiring with DB9 pin 6 to Arduino pin 7
#ifdef USE_OLD_WIRING
#define DDR_SELECT DDRD
#define PORT_SELECT PORTD
#define MASK_SELECT B10000000
#else
#define DDR_SELECT DDRE
#define PORT_SELECT PORTE
#define MASK_SELECT B01000000
#endif
enum
{
SC_BTN_UP = 1,
SC_BTN_DOWN = 2,
SC_BTN_LEFT = 4,
SC_BTN_RIGHT = 8,
SC_BTN_A = 16,
SC_BTN_B = 32,
SC_BTN_C = 64,
SC_BTN_X = 128,
SC_BTN_Y = 256,
SC_BTN_Z = 512,
SC_BTN_START = 1024,
SC_BTN_MODE = 2048,
SC_BTN_HOME = 4096,
SC_BIT_SH_UP = 0,
SC_BIT_SH_DOWN = 1,
SC_BIT_SH_LEFT = 2,
SC_BIT_SH_RIGHT = 3,
DB9_PIN1_BIT = 7,
DB9_PIN2_BIT = 6,
DB9_PIN3_BIT = 5,
DB9_PIN4_BIT = 4,
DB9_PIN6_BIT = 3,
DB9_PIN9_BIT = 1
};
const byte SC_CYCLE_DELAY = 10; // Delay (µs) between setting the select pin and reading the button pins
class SegaController32U4 {
public:
SegaController32U4(void);
word getStateMD();
private:
word _currentState;
boolean _pinSelect;
byte _ignoreCycles;
boolean _connected;
boolean _sixButtonMode;
byte _inputReg1;
byte _inputReg2;
};
#endif