Two controller adapter added.
This commit is contained in:
MickGyver
parent
b414a311bd
commit
58ffc0c8b1
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/* Gamepad.cpp
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*
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* Based on the advanced HID library for Arduino:
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* https://github.com/NicoHood/HID
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* Copyright (c) 2014-2015 NicoHood
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*
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* Copyright (c) 2020 Mikael Norrgård <http://daemonbite.com>
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*
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* GNU GENERAL PUBLIC LICENSE
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* Version 3, 29 June 2007
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include "Gamepad.h"
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static const uint8_t _hidReportDescriptor[] PROGMEM = {
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0x05, 0x01, // USAGE_PAGE (Generic Desktop)
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0x09, 0x04, // USAGE (Joystick) (Maybe change to gamepad? I don't think so but...)
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0xa1, 0x01, // COLLECTION (Application)
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0xa1, 0x00, // COLLECTION (Physical)
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0x05, 0x09, // USAGE_PAGE (Button)
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0x19, 0x01, // USAGE_MINIMUM (Button 1)
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0x29, 0x08, // USAGE_MAXIMUM (Button 8)
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0x15, 0x00, // LOGICAL_MINIMUM (0)
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0x25, 0x01, // LOGICAL_MAXIMUM (1)
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0x95, 0x08, // REPORT_COUNT (8)
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0x75, 0x01, // REPORT_SIZE (1)
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0x81, 0x02, // INPUT (Data,Var,Abs)
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0x05, 0x01, // USAGE_PAGE (Generic Desktop)
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0x09, 0x01, // USAGE (pointer)
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0xa1, 0x00, // COLLECTION (Physical)
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0x09, 0x30, // USAGE (X)
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0x09, 0x31, // USAGE (Y)
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0x15, 0xff, // LOGICAL_MINIMUM (-1)
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0x25, 0x01, // LOGICAL_MAXIMUM (1)
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0x95, 0x02, // REPORT_COUNT (2)
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0x75, 0x08, // REPORT_SIZE (8)
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0x81, 0x02, // INPUT (Data,Var,Abs)
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0xc0, // END_COLLECTION
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0xc0, // END_COLLECTION
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0xc0, // END_COLLECTION
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};
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Gamepad_::Gamepad_(void) : PluggableUSBModule(1, 1, epType), protocol(HID_REPORT_PROTOCOL), idle(1)
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{
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epType[0] = EP_TYPE_INTERRUPT_IN;
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PluggableUSB().plug(this);
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}
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int Gamepad_::getInterface(uint8_t* interfaceCount)
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{
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*interfaceCount += 1; // uses 1
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HIDDescriptor hidInterface = {
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D_INTERFACE(pluggedInterface, 1, USB_DEVICE_CLASS_HUMAN_INTERFACE, HID_SUBCLASS_NONE, HID_PROTOCOL_NONE),
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D_HIDREPORT(sizeof(_hidReportDescriptor)),
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D_ENDPOINT(USB_ENDPOINT_IN(pluggedEndpoint), USB_ENDPOINT_TYPE_INTERRUPT, USB_EP_SIZE, 0x01)
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};
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return USB_SendControl(0, &hidInterface, sizeof(hidInterface));
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}
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int Gamepad_::getDescriptor(USBSetup& setup)
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{
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// Check if this is a HID Class Descriptor request
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if (setup.bmRequestType != REQUEST_DEVICETOHOST_STANDARD_INTERFACE) { return 0; }
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if (setup.wValueH != HID_REPORT_DESCRIPTOR_TYPE) { return 0; }
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// In a HID Class Descriptor wIndex cointains the interface number
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if (setup.wIndex != pluggedInterface) { return 0; }
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// Reset the protocol on reenumeration. Normally the host should not assume the state of the protocol
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// due to the USB specs, but Windows and Linux just assumes its in report mode.
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protocol = HID_REPORT_PROTOCOL;
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return USB_SendControl(TRANSFER_PGM, _hidReportDescriptor, sizeof(_hidReportDescriptor));
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}
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bool Gamepad_::setup(USBSetup& setup)
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{
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if (pluggedInterface != setup.wIndex) {
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return false;
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}
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uint8_t request = setup.bRequest;
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uint8_t requestType = setup.bmRequestType;
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if (requestType == REQUEST_DEVICETOHOST_CLASS_INTERFACE)
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{
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if (request == HID_GET_REPORT) {
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// TODO: HID_GetReport();
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return true;
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}
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if (request == HID_GET_PROTOCOL) {
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// TODO: Send8(protocol);
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return true;
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}
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}
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if (requestType == REQUEST_HOSTTODEVICE_CLASS_INTERFACE)
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{
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if (request == HID_SET_PROTOCOL) {
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protocol = setup.wValueL;
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return true;
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}
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if (request == HID_SET_IDLE) {
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idle = setup.wValueL;
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return true;
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}
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if (request == HID_SET_REPORT)
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{
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}
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}
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return false;
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}
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void Gamepad_::reset()
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{
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_GamepadReport.X = 0;
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_GamepadReport.Y = 0;
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_GamepadReport.buttons = 0;
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this->send();
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}
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void Gamepad_::send()
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{
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USB_Send(pluggedEndpoint | TRANSFER_RELEASE, &_GamepadReport, sizeof(GamepadReport));
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}
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@ -0,0 +1,80 @@
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/* Gamepad.h
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*
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* Based on the advanced HID library for Arduino:
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* https://github.com/NicoHood/HID
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* Copyright (c) 2014-2015 NicoHood
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*
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* Copyright (c) 2020 Mikael Norrgård <http://daemonbite.com>
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*
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* GNU GENERAL PUBLIC LICENSE
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* Version 3, 29 June 2007
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include <Arduino.h>
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#include "HID.h"
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// NOTE: To make this work on the MiSTer (or possibly other Linux distros),
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// you need to edit USBDesc.h like follows. Change:
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// #define ISERIAL 3
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// to
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// #define ISERIAL 0
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// The numbers after colon are bit fields, meaning how many bits the field uses.
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// Remove those if there are problems
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typedef struct {
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union
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{
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struct {
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bool b0: 1 ;
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bool b1: 1 ;
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bool b2: 1 ;
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bool b3: 1 ;
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bool b4: 1 ;
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bool b5: 1 ;
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bool b6: 1 ;
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bool b7: 1 ;
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};
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uint8_t buttons;
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};
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int8_t X ;
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int8_t Y ;
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} GamepadReport;
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class Gamepad_ : public PluggableUSBModule
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{
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private:
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uint8_t reportId;
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protected:
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int getInterface(uint8_t* interfaceCount);
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int getDescriptor(USBSetup& setup);
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bool setup(USBSetup& setup);
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uint8_t epType[1];
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uint8_t protocol;
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uint8_t idle;
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public:
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GamepadReport _GamepadReport;
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Gamepad_(void);
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void reset(void);
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void send();
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};
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@ -0,0 +1,237 @@
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//
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// SegaControllers32U4.cpp
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//
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// Authors:
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// Jon Thysell <thysell@gmail.com>
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// Mikael Norrgård <mick@daemonbite.com>
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//
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// (Based on the code by Jon Thysell, but the interfacing is almost completely
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// rewritten by Mikael Norrgård)
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//
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// Copyright (c) 2017 Jon Thysell <http://jonthysell.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "Arduino.h"
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#include "SegaControllers32U4.h"
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SegaControllers32U4::SegaControllers32U4(void)
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{
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// Setup select pin as output high (16, PB2)
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DDRB |= B00000100; // output
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PORTB |= B00000100; // high
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// Setup select pin as output high (5, PC6)
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DDRC |= B01000000; // output
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PORTC |= B01000000; // high
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// Setup input pins (A0,A1,A2,A3,14,15,16 or PF7,PF6,PF5,PF4,PB3,PB1,PB2)
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DDRF &= ~B11110000; // input
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PORTF |= B11110000; // high to enable internal pull-up
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DDRB &= ~B00001010; // input
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PORTB |= B00001010; // high to enable internal pull-up
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// Setup input pins (TXO,RXI,2,3,4,6 or PD3,PD2,PD1,PD0,PD4,PD7)
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DDRD &= ~B10011111; // input
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PORTD |= B10011111; // high to enable internal pull-up
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_inputReg1 = 0;
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_inputReg2 = 0;
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_inputReg3 = 0;
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for(byte i=0; i<=1; i++)
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{
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_currentState[i] = 0;
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_connected[i] = 0;
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_sixButtonMode[i] = false;
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_ignoreCycles[i] = 0;
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_pinSelect[i] = true;
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}
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}
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word SegaControllers32U4::getStateMD1()
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{
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// "Normal" Six button controller reading routine, done a bit differently in this project
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// Cycle TH out TR in TL in D3 in D2 in D1 in D0 in
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// 0 LO Start A 0 0 Down Up
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// 1 HI C B Right Left Down Up
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// 2 LO Start A 0 0 Down Up (Check connected and read Start and A in this cycle)
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// 3 HI C B Right Left Down Up (Read B, C and directions in this cycle)
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// 4 LO Start A 0 0 0 0 (Check for six button controller in this cycle)
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// 5 HI C B Mode X Y Z (Read X,Y,Z and Mode in this cycle)
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// 6 LO --- --- --- --- --- ---
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// 7 HI --- --- --- --- --- ---
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// Set the select pin low/high
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_pinSelect[0] = !_pinSelect[0];
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(!_pinSelect[0]) ? PORTB &= ~B00000100 : PORTB |= B00000100; // Set LOW on even cycle, HIGH on uneven cycle
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// Short delay to stabilise outputs in controller
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delayMicroseconds(SC_CYCLE_DELAY);
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// Read input register(s)
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_inputReg1 = PINF;
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_inputReg2 = PINB;
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if(_ignoreCycles[0] <= 0)
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{
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if(_pinSelect[0]) // Select pin is HIGH
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{
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if(_connected[0])
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{
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// Check if six button mode is active
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if(_sixButtonMode[0])
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{
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// Read input pins for X, Y, Z, Mode
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(bitRead(_inputReg1, DB9_PIN1_BIT1) == LOW) ? _currentState[0] |= SC_BTN_Z : _currentState[0] &= ~SC_BTN_Z;
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(bitRead(_inputReg1, DB9_PIN2_BIT1) == LOW) ? _currentState[0] |= SC_BTN_Y : _currentState[0] &= ~SC_BTN_Y;
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(bitRead(_inputReg1, DB9_PIN3_BIT1) == LOW) ? _currentState[0] |= SC_BTN_X : _currentState[0] &= ~SC_BTN_X;
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(bitRead(_inputReg1, DB9_PIN4_BIT1) == LOW) ? _currentState[0] |= SC_BTN_MODE : _currentState[0] &= ~SC_BTN_MODE;
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_sixButtonMode[0] = false;
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_ignoreCycles[0] = 2; // Ignore the two next cycles (cycles 6 and 7 in table above)
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}
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else
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{
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// Read input pins for Up, Down, Left, Right, B, C
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(bitRead(_inputReg1, DB9_PIN1_BIT1) == LOW) ? _currentState[0] |= SC_BTN_UP : _currentState[0] &= ~SC_BTN_UP;
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(bitRead(_inputReg1, DB9_PIN2_BIT1) == LOW) ? _currentState[0] |= SC_BTN_DOWN : _currentState[0] &= ~SC_BTN_DOWN;
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(bitRead(_inputReg1, DB9_PIN3_BIT1) == LOW) ? _currentState[0] |= SC_BTN_LEFT : _currentState[0] &= ~SC_BTN_LEFT;
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(bitRead(_inputReg1, DB9_PIN4_BIT1) == LOW) ? _currentState[0] |= SC_BTN_RIGHT : _currentState[0] &= ~SC_BTN_RIGHT;
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(bitRead(_inputReg2, DB9_PIN6_BIT1) == LOW) ? _currentState[0] |= SC_BTN_B : _currentState[0] &= ~SC_BTN_B;
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(bitRead(_inputReg2, DB9_PIN9_BIT1) == LOW) ? _currentState[0] |= SC_BTN_C : _currentState[0] &= ~SC_BTN_C;
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}
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}
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else // No Mega Drive controller is connected, use SMS/Atari mode
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{
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// Clear current state
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_currentState[0] = 0;
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// Read input pins for Up, Down, Left, Right, Fire1, Fire2
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if (bitRead(_inputReg1, DB9_PIN1_BIT1) == LOW) { _currentState[0] |= SC_BTN_UP; }
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if (bitRead(_inputReg1, DB9_PIN2_BIT1) == LOW) { _currentState[0] |= SC_BTN_DOWN; }
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if (bitRead(_inputReg1, DB9_PIN3_BIT1) == LOW) { _currentState[0] |= SC_BTN_LEFT; }
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||||||
|
if (bitRead(_inputReg1, DB9_PIN4_BIT1) == LOW) { _currentState[0] |= SC_BTN_RIGHT; }
|
||||||
|
if (bitRead(_inputReg2, DB9_PIN6_BIT1) == LOW) { _currentState[0] |= SC_BTN_A; }
|
||||||
|
if (bitRead(_inputReg2, DB9_PIN9_BIT1) == LOW) { _currentState[0] |= SC_BTN_B; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else // Select pin is LOW
|
||||||
|
{
|
||||||
|
// Check if a controller is connected
|
||||||
|
_connected[0] = (bitRead(_inputReg1, DB9_PIN3_BIT1) == LOW && bitRead(_inputReg1, DB9_PIN4_BIT1) == LOW);
|
||||||
|
|
||||||
|
// Check for six button mode
|
||||||
|
_sixButtonMode[0] = (bitRead(_inputReg1, DB9_PIN1_BIT1) == LOW && bitRead(_inputReg1, DB9_PIN2_BIT1) == LOW);
|
||||||
|
|
||||||
|
// Read input pins for A and Start
|
||||||
|
if(_connected[0])
|
||||||
|
{
|
||||||
|
if(!_sixButtonMode[0])
|
||||||
|
{
|
||||||
|
(bitRead(_inputReg2, DB9_PIN6_BIT1) == LOW) ? _currentState[0] |= SC_BTN_A : _currentState[0] &= ~SC_BTN_A;
|
||||||
|
(bitRead(_inputReg2, DB9_PIN9_BIT1) == LOW) ? _currentState[0] |= SC_BTN_START : _currentState[0] &= ~SC_BTN_START;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
_ignoreCycles[0]--;
|
||||||
|
}
|
||||||
|
|
||||||
|
return _currentState[0];
|
||||||
|
}
|
||||||
|
|
||||||
|
word SegaControllers32U4::getStateMD2()
|
||||||
|
{
|
||||||
|
// Set the select pin low/high
|
||||||
|
_pinSelect[1] = !_pinSelect[1];
|
||||||
|
(!_pinSelect[1]) ? PORTC &= ~B01000000 : PORTC |= B01000000; // Set LOW on even cycle, HIGH on uneven cycle
|
||||||
|
|
||||||
|
// Short delay to stabilise outputs in controller
|
||||||
|
delayMicroseconds(SC_CYCLE_DELAY);
|
||||||
|
|
||||||
|
// Read input register(s)
|
||||||
|
_inputReg3 = PIND;
|
||||||
|
|
||||||
|
if(_ignoreCycles[1] <= 0)
|
||||||
|
{
|
||||||
|
if(_pinSelect[1]) // Select pin is HIGH
|
||||||
|
{
|
||||||
|
if(_connected[1])
|
||||||
|
{
|
||||||
|
// Check if six button mode is active
|
||||||
|
if(_sixButtonMode[1])
|
||||||
|
{
|
||||||
|
// Read input pins for X, Y, Z, Mode
|
||||||
|
(bitRead(_inputReg3, DB9_PIN1_BIT2) == LOW) ? _currentState[1] |= SC_BTN_Z : _currentState[1] &= ~SC_BTN_Z;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN2_BIT2) == LOW) ? _currentState[1] |= SC_BTN_Y : _currentState[1] &= ~SC_BTN_Y;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN3_BIT2) == LOW) ? _currentState[1] |= SC_BTN_X : _currentState[1] &= ~SC_BTN_X;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN4_BIT2) == LOW) ? _currentState[1] |= SC_BTN_MODE : _currentState[1] &= ~SC_BTN_MODE;
|
||||||
|
_sixButtonMode[1] = false;
|
||||||
|
_ignoreCycles[1] = 2; // Ignore the two next cycles (cycles 6 and 7 in table above)
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
// Read input pins for Up, Down, Left, Right, B, C
|
||||||
|
(bitRead(_inputReg3, DB9_PIN1_BIT2) == LOW) ? _currentState[1] |= SC_BTN_UP : _currentState[1] &= ~SC_BTN_UP;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN2_BIT2) == LOW) ? _currentState[1] |= SC_BTN_DOWN : _currentState[1] &= ~SC_BTN_DOWN;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN3_BIT2) == LOW) ? _currentState[1] |= SC_BTN_LEFT : _currentState[1] &= ~SC_BTN_LEFT;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN4_BIT2) == LOW) ? _currentState[1] |= SC_BTN_RIGHT : _currentState[1] &= ~SC_BTN_RIGHT;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN6_BIT2) == LOW) ? _currentState[1] |= SC_BTN_B : _currentState[1] &= ~SC_BTN_B;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN9_BIT2) == LOW) ? _currentState[1] |= SC_BTN_C : _currentState[1] &= ~SC_BTN_C;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else // No Mega Drive controller is connected, use SMS/Atari mode
|
||||||
|
{
|
||||||
|
// Clear current state
|
||||||
|
_currentState[1] = 0;
|
||||||
|
|
||||||
|
// Read input pins for Up, Down, Left, Right, Fire1, Fire2
|
||||||
|
if (bitRead(_inputReg3, DB9_PIN1_BIT2) == LOW) { _currentState[1] |= SC_BTN_UP; }
|
||||||
|
if (bitRead(_inputReg3, DB9_PIN2_BIT2) == LOW) { _currentState[1] |= SC_BTN_DOWN; }
|
||||||
|
if (bitRead(_inputReg3, DB9_PIN3_BIT2) == LOW) { _currentState[1] |= SC_BTN_LEFT; }
|
||||||
|
if (bitRead(_inputReg3, DB9_PIN4_BIT2) == LOW) { _currentState[1] |= SC_BTN_RIGHT; }
|
||||||
|
if (bitRead(_inputReg3, DB9_PIN6_BIT2) == LOW) { _currentState[1] |= SC_BTN_A; }
|
||||||
|
if (bitRead(_inputReg3, DB9_PIN9_BIT2) == LOW) { _currentState[1] |= SC_BTN_B; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else // Select pin is LOW
|
||||||
|
{
|
||||||
|
// Check if a controller is connected
|
||||||
|
_connected[1] = (bitRead(_inputReg3, DB9_PIN3_BIT2) == LOW && bitRead(_inputReg3, DB9_PIN4_BIT2) == LOW);
|
||||||
|
|
||||||
|
// Check for six button mode
|
||||||
|
_sixButtonMode[1] = (bitRead(_inputReg3, DB9_PIN1_BIT2) == LOW && bitRead(_inputReg3, DB9_PIN2_BIT2) == LOW);
|
||||||
|
|
||||||
|
// Read input pins for A and Start
|
||||||
|
if(_connected[1])
|
||||||
|
{
|
||||||
|
if(!_sixButtonMode[1])
|
||||||
|
{
|
||||||
|
(bitRead(_inputReg3, DB9_PIN6_BIT2) == LOW) ? _currentState[1] |= SC_BTN_A : _currentState[1] &= ~SC_BTN_A;
|
||||||
|
(bitRead(_inputReg3, DB9_PIN9_BIT2) == LOW) ? _currentState[1] |= SC_BTN_START : _currentState[1] &= ~SC_BTN_START;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
_ignoreCycles[1]--;
|
||||||
|
}
|
||||||
|
|
||||||
|
return _currentState[1];
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,88 @@
|
||||||
|
//
|
||||||
|
// SegaControllers32U4.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
|
||||||
|
|
||||||
|
enum
|
||||||
|
{
|
||||||
|
SC_CTL_ON = 1, // The controller is connected (not used)
|
||||||
|
SC_BTN_UP = 2,
|
||||||
|
SC_BTN_DOWN = 4,
|
||||||
|
SC_BTN_LEFT = 8,
|
||||||
|
SC_BTN_RIGHT = 16,
|
||||||
|
SC_BTN_A = 32,
|
||||||
|
SC_BTN_B = 64,
|
||||||
|
SC_BTN_C = 128,
|
||||||
|
SC_BTN_X = 256,
|
||||||
|
SC_BTN_Y = 512,
|
||||||
|
SC_BTN_Z = 1024,
|
||||||
|
SC_BTN_START = 2048,
|
||||||
|
SC_BTN_MODE = 4096,
|
||||||
|
SC_BTN_1 = 64, // Master System compatibility
|
||||||
|
SC_BTN_2 = 128, // Master System compatibility
|
||||||
|
DB9_PIN1_BIT1 = 7,
|
||||||
|
DB9_PIN2_BIT1 = 6,
|
||||||
|
DB9_PIN3_BIT1 = 5,
|
||||||
|
DB9_PIN4_BIT1 = 4,
|
||||||
|
DB9_PIN6_BIT1 = 3,
|
||||||
|
DB9_PIN9_BIT1 = 1,
|
||||||
|
DB9_PIN1_BIT2 = 3,
|
||||||
|
DB9_PIN2_BIT2 = 2,
|
||||||
|
DB9_PIN3_BIT2 = 1,
|
||||||
|
DB9_PIN4_BIT2 = 0,
|
||||||
|
DB9_PIN6_BIT2 = 4,
|
||||||
|
DB9_PIN9_BIT2 = 7
|
||||||
|
};
|
||||||
|
|
||||||
|
const byte SC_INPUT_PINS = 6;
|
||||||
|
|
||||||
|
const byte SC_CYCLE_DELAY = 10; // Delay (µs) between setting the select pin and reading the button pins
|
||||||
|
|
||||||
|
class SegaControllers32U4 {
|
||||||
|
public:
|
||||||
|
SegaControllers32U4(void);
|
||||||
|
|
||||||
|
word getStateMD1();
|
||||||
|
word getStateMD2();
|
||||||
|
|
||||||
|
private:
|
||||||
|
word _currentState[2];
|
||||||
|
|
||||||
|
boolean _pinSelect[2];
|
||||||
|
|
||||||
|
byte _ignoreCycles[2];
|
||||||
|
|
||||||
|
boolean _connected[2];
|
||||||
|
boolean _sixButtonMode[2];
|
||||||
|
|
||||||
|
byte _inputReg1;
|
||||||
|
byte _inputReg2;
|
||||||
|
byte _inputReg3;
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -0,0 +1,93 @@
|
||||||
|
/* DaemonBite Sega USB Adapter
|
||||||
|
* Author: Mikael Norrgård <mick@daemonbite.com>
|
||||||
|
*
|
||||||
|
* Copyright (c) 2020 Mikael Norrgård <http://daemonbite.com>
|
||||||
|
*
|
||||||
|
* GNU GENERAL PUBLIC LICENSE
|
||||||
|
* Version 3, 29 June 2007
|
||||||
|
*
|
||||||
|
* This program is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This program is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
* GNU General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
|
||||||
|
// NOTE: To make this work on the MiSTer (or possibly other Linux distros),
|
||||||
|
// you need to edit USBDesc.h like follows. Change:
|
||||||
|
// #define ISERIAL 3
|
||||||
|
// to
|
||||||
|
// #define ISERIAL 0
|
||||||
|
|
||||||
|
#include "SegaControllers32U4.h"
|
||||||
|
#include "Gamepad.h"
|
||||||
|
|
||||||
|
// Controller DB9 pins (looking face-on to the end of the plug):
|
||||||
|
//
|
||||||
|
// 5 4 3 2 1
|
||||||
|
// 9 8 7 6
|
||||||
|
//
|
||||||
|
// Connect pin 5 to +5V and pin 8 to GND
|
||||||
|
// Connect the remaining pins to digital I/O pins (see below)
|
||||||
|
// DB9 Arduino Pro Micro
|
||||||
|
// --------------------------------------
|
||||||
|
// 1 A0 PF7
|
||||||
|
// 2 A1 PF6
|
||||||
|
// 3 A2 PF5
|
||||||
|
// 4 A3 PF4
|
||||||
|
// 6 14 PB3
|
||||||
|
// 7 16 PB2 (6 PD7)
|
||||||
|
// 9 15 PB1
|
||||||
|
|
||||||
|
// 1 TXO PD3
|
||||||
|
// 2 RXI PD2
|
||||||
|
// 3 2 PD1
|
||||||
|
// 4 3 PD0
|
||||||
|
// 6 4 PD4
|
||||||
|
// 7 5 PC6
|
||||||
|
// 9 6 PD7
|
||||||
|
|
||||||
|
SegaControllers32U4 controllers;
|
||||||
|
|
||||||
|
// Set up USB HID gamepads
|
||||||
|
Gamepad_ Gamepad[2];
|
||||||
|
bool usbUpdate[2] = {false,false}; // Should gamepad data be sent to USB?
|
||||||
|
|
||||||
|
// Controller states
|
||||||
|
word currentState[2] = {0,0};
|
||||||
|
word lastState[2] = {1,1};
|
||||||
|
|
||||||
|
void setup()
|
||||||
|
{
|
||||||
|
Gamepad[0].reset();
|
||||||
|
Gamepad[1].reset();
|
||||||
|
}
|
||||||
|
|
||||||
|
void loop()
|
||||||
|
{
|
||||||
|
currentState[0] = controllers.getStateMD1();
|
||||||
|
sendState(0);
|
||||||
|
currentState[1] = controllers.getStateMD2();
|
||||||
|
sendState(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
void sendState(byte gp)
|
||||||
|
{
|
||||||
|
// Only report controller state if it has changed
|
||||||
|
if (currentState[gp] != lastState[gp])
|
||||||
|
{
|
||||||
|
Gamepad[gp]._GamepadReport.buttons = currentState[gp] >> 5;
|
||||||
|
Gamepad[gp]._GamepadReport.Y = ((currentState[gp] & B00000100) >> 2) - ((currentState[gp] & B00000010) >> 1);
|
||||||
|
Gamepad[gp]._GamepadReport.X = ((currentState[gp] & B00010000) >> 4) - ((currentState[gp] & B00001000) >> 3);
|
||||||
|
Gamepad[gp].send();
|
||||||
|
lastState[gp] = currentState[gp];
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue