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Code Issues Releases Activity

Added USB KeyboardController library

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This commit is contained in:
Cristian Maglie 2012-10-08 19:38:01 +02:00
parent a17c422b47
commit 74c2705aff
6 changed files with 181 additions and 75 deletions
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40
hardware/arduino/sam/libraries/USBHost/KeyboardController.cpp Normal file
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@ -0,0 +1,40 @@
/*
Copyright (c) 2012 Arduino. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <KeyboardController.h>
extern "C" {
void __keyboardControllerEmptyCallback() { }
}
void keyPressed() __attribute__ ((weak, alias("__keyboardControllerEmptyCallback")));
void keyReleased() __attribute__ ((weak, alias("__keyboardControllerEmptyCallback")));
void KeyboardController::OnKeyDown(uint8_t _mod, uint8_t _oemKey) {
modifiers = _mod;
keyOem = _oemKey;
key = OemToAscii(_mod, _oemKey);
keyPressed();
}
void KeyboardController::OnKeyUp(uint8_t _mod, uint8_t _oemKey) {
modifiers = _mod;
keyOem = _oemKey;
key = OemToAscii(_mod, _oemKey);
keyReleased();
}

54
hardware/arduino/sam/libraries/USBHost/KeyboardController.h Normal file
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/*
Copyright (c) 2012 Arduino. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef KEYBOARD_CONTROLLER_H
#define KEYBOARD_CONTROLLER_H
#include <hidboot.h>
enum KeyboardModifiers {
LeftCtrl = 1,
LeftShift = 2,
Alt = 4,
LeftCmd = 8,
RightCtrl = 16,
RightShift = 32,
AltGr = 64,
RightCmd = 128
};
class KeyboardController : public KeyboardReportParser {
public:
KeyboardController(USBHost &usb) : hostKeyboard(&usb), key(0), keyOem(0), modifiers(0) {
hostKeyboard.SetReportParser(0, this);
};
uint8_t getKey() { return key; };
uint8_t getModifiers() { return modifiers; };
uint8_t getOemKey() { return keyOem; };
protected:
virtual void OnKeyDown(uint8_t mod, uint8_t key);
virtual void OnKeyUp(uint8_t mod, uint8_t key);
private:
HIDBoot<HID_PROTOCOL_KEYBOARD> hostKeyboard;
uint8_t key, keyOem, modifiers;
};
#endif

2
hardware/arduino/sam/libraries/USBHost/MouseController.h
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@ -27,8 +27,6 @@ enum MouseButton {
RIGHT_BUTTON = 0x04
};
extern MouseButton mouseButton;
class MouseController : public MouseReportParser
{
public:

78
hardware/arduino/sam/libraries/USBHost/examples/KeyboardController/KeyboardController.ino Normal file
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/*
Keyboard Controller HID Example
Shows the output of a USB Keyboard connected to the USB
controller of an Arduino Due Board.
created 8 Oct 2012
by Cristian Maglie
*/
// Require keyboard control library
#include <KeyboardController.h>
// Initialize USB Controller
USBHost usb;
// Attach keyboard controller to USB
KeyboardController keyboard(usb);
// This function intercepts key press
void keyPressed() {
Serial.print("Pressed: ");
printKey();
}
// This function intercepts key release
void keyReleased() {
Serial.print("Released: ");
printKey();
}
void printKey() {
// getOemKey() returns the OEM-code associated with the key
Serial.print(" key:");
Serial.print(keyboard.getOemKey());
// getModifiers() returns a bits field with the modifiers-keys
int mod = keyboard.getModifiers();
Serial.print(" mod:");
Serial.print(mod);
Serial.print(" => ");
if (mod & LeftCtrl)
Serial.print("L-Ctrl ");
if (mod & LeftShift)
Serial.print("L-Shift ");
if (mod & Alt)
Serial.print("Alt ");
if (mod & LeftCmd)
Serial.print("L-Cmd ");
if (mod & RightCtrl)
Serial.print("R-Ctrl ");
if (mod & RightShift)
Serial.print("R-Shift ");
if (mod & AltGr)
Serial.print("AltGr ");
if (mod & RightCmd)
Serial.print("R-Cmd ");
// getKey() returns the ASCII translation of OEM key
// combined with modifiers.
Serial.write(keyboard.getKey());
Serial.println();
}
void setup()
{
Serial.begin(115200);
Serial.println("Program started");
delay(200);
}
void loop()
{
// Process USB tasks
usb.Task();
}

73
hardware/arduino/sam/libraries/USBHost/examples/KeyboardControllerHID/KeyboardControllerHID.ino
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@ -1,73 +0,0 @@
#include <hidboot.h>
class KbdRptParser :
public KeyboardReportParser
{
void PrintKey(uint8_t mod, uint8_t key);
protected:
virtual void OnKeyDown(uint8_t mod, uint8_t key);
virtual void OnKeyUp(uint8_t mod, uint8_t key);
virtual void OnKeyPressed(uint8_t key);
};
void KbdRptParser::PrintKey(uint8_t m, uint8_t key)
{
MODIFIERKEYS mod;
*((uint8_t*)&mod) = m;
Serial1.print((mod.bmLeftCtrl == 1) ? "C" : " ");
Serial1.print((mod.bmLeftShift == 1) ? "S" : " ");
Serial1.print((mod.bmLeftAlt == 1) ? "A" : " ");
Serial1.print((mod.bmLeftGUI == 1) ? "G" : " ");
Serial1.print("<");
Serial1.print(key);
Serial1.print(">");
Serial1.print((mod.bmRightCtrl == 1) ? "C" : " ");
Serial1.print((mod.bmRightShift == 1) ? "S" : " ");
Serial1.print((mod.bmRightAlt == 1) ? "A" : " ");
Serial1.print((mod.bmRightGUI == 1) ? "G" : " ");
}
void KbdRptParser::OnKeyDown(uint8_t mod, uint8_t key)
{
Serial1.print("DOWN ");
PrintKey(mod, key);
uint8_t c = OemToAscii(mod, key);
if (c)
OnKeyPressed(c);
}
void KbdRptParser::OnKeyUp(uint8_t mod, uint8_t key)
{
Serial1.print("UP ");
PrintKey(mod, key);
}
void KbdRptParser::OnKeyPressed(uint8_t key)
{
Serial1.print("ASCII: ");
Serial1.println(key);
}
USBHost Usb;
HIDBoot<HID_PROTOCOL_KEYBOARD> Kbd(&Usb);
KbdRptParser Prs;
void setup()
{
Serial1.begin(115200);
Serial1.println("Program started!");
delay(200);
Kbd.SetReportParser(0, &Prs);
}
void loop()
{
Usb.Task();
}

9
hardware/arduino/sam/libraries/USBHost/examples/MouseController/MouseController.ino
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@ -1,3 +1,12 @@
/*
Mouse Controller HID Example
Shows the output of a USB Mouse connected to the USB
controller of an Arduino Due Board.
created 8 Oct 2012
by Cristian Maglie
*/
// Require mouse control library
#include <MouseController.h>