SMSにUSBキーボードをつないでゲームを遊びたい!
SMSと互換性のあるメガドライブ6Bパッドの仕様と、 applause.elfmimi.jp
USB Host Shieldの仕様とにらめっこして、 ht-deko.com
MSXの実装をベースに始めてみます。 hotbit.blogspot.com
#include <hidboot.h> #include <usbhub.h> // Satisfy the IDE, which needs to see the include statment in the ino too. #ifdef dobogusinclude #include <spi4teensy3.h> #endif #include <SPI.h> class KbdRptParser : public KeyboardReportParser { void PrintKey(uint8_t mod, uint8_t key); protected: void OnControlKeysChanged(uint8_t before, uint8_t after); void OnKeyDown (uint8_t mod, uint8_t key); void OnKeyUp (uint8_t mod, uint8_t key); void OnKeyPressed(uint8_t key); }; void KbdRptParser::PrintKey(uint8_t m, uint8_t key) { MODIFIERKEYS mod; *((uint8_t*)&mod) = m; Serial.print((mod.bmLeftCtrl == 1) ? "C" : " "); Serial.print((mod.bmLeftShift == 1) ? "S" : " "); Serial.print((mod.bmLeftAlt == 1) ? "A" : " "); Serial.print((mod.bmLeftGUI == 1) ? "G" : " "); Serial.print(" >"); PrintHex<uint8_t>(key, 0x80); Serial.print("< "); Serial.print((mod.bmRightCtrl == 1) ? "C" : " "); Serial.print((mod.bmRightShift == 1) ? "S" : " "); Serial.print((mod.bmRightAlt == 1) ? "A" : " "); Serial.println((mod.bmRightGUI == 1) ? "G" : " "); }; void KbdRptParser::OnKeyDown(uint8_t mod, uint8_t key) { Serial.print("DN "); PrintKey(mod, key); uint8_t c = OemToAscii(mod, key); if (key==0x52) pinMode(2, OUTPUT); if (key==0x51) pinMode(4, OUTPUT); if (key==0x50) pinMode(5, OUTPUT); if (key==0x4F) pinMode(6, OUTPUT); if (key==0x2C) pinMode(7, OUTPUT); if (key==0x06) pinMode(8, OUTPUT); if (key==0x05) pinMode(14, OUTPUT); if (key==0x28) pinMode(15, OUTPUT); if (c) OnKeyPressed(c); } void KbdRptParser::OnControlKeysChanged(uint8_t before, uint8_t after) { MODIFIERKEYS beforeMod; *((uint8_t*)&beforeMod) = before; MODIFIERKEYS afterMod; *((uint8_t*)&afterMod) = after; if (beforeMod.bmLeftCtrl != afterMod.bmLeftCtrl) { Serial.println("LeftCtrl changed"); } if (beforeMod.bmLeftShift != afterMod.bmLeftShift) { Serial.println("LeftShift changed"); } if (beforeMod.bmLeftAlt != afterMod.bmLeftAlt) { Serial.println("LeftAlt changed"); } if (beforeMod.bmLeftGUI != afterMod.bmLeftGUI) { Serial.println("LeftGUI changed"); } if (beforeMod.bmRightCtrl != afterMod.bmRightCtrl) { Serial.println("RightCtrl changed"); } if (beforeMod.bmRightShift != afterMod.bmRightShift) { Serial.println("RightShift changed"); } if (beforeMod.bmRightAlt != afterMod.bmRightAlt) { Serial.println("RightAlt changed"); } if (beforeMod.bmRightGUI != afterMod.bmRightGUI) { Serial.println("RightGUI changed"); } } void KbdRptParser::OnKeyUp(uint8_t mod, uint8_t key) { Serial.print("UP "); if (key==0x52) pinMode(2, INPUT); if (key==0x51) pinMode(4, INPUT); if (key==0x50) pinMode(5, INPUT); if (key==0x4F) pinMode(6, INPUT); if (key==0x2C) pinMode(7, INPUT); if (key==0x06) pinMode(8, INPUT); if (key==0x05) pinMode(14, INPUT); if (key==0x28) pinMode(15, INPUT); PrintKey(mod, key); } void KbdRptParser::OnKeyPressed(uint8_t key) { Serial.print("ASCII: "); Serial.println((char)key); }; USB Usb; //USBHub Hub(&Usb); HIDBoot<USB_HID_PROTOCOL_KEYBOARD> HidKeyboard(&Usb); KbdRptParser Prs; void setup() { Serial.begin( 115200 ); #if !defined(__MIPSEL__) while (!Serial); // Wait for serial port to connect - used on Leonardo, Teensy and other boards with built-in USB CDC serial connection #endif Serial.println("Start"); pinMode(2, INPUT); pinMode(4, INPUT); pinMode(5, INPUT); pinMode(6, INPUT); pinMode(7, INPUT); pinMode(8, INPUT); pinMode(14, INPUT); pinMode(15, INPUT); digitalWrite(2,LOW); digitalWrite(4,LOW); digitalWrite(5,LOW); digitalWrite(6,LOW); digitalWrite(7,LOW); digitalWrite(8,LOW); digitalWrite(14,LOW); digitalWrite(15,LOW); if (Usb.Init() == -1) Serial.println("OSC did not start."); delay( 200 ); HidKeyboard.SetReportParser(0, &Prs); } void loop() { Usb.Task(); }