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qmk_firmware/ps2_usb
tmk e2afc305ed
PS/2 to USB: fix comments.
13 years ago
..
Makefile PS/2 to USB: fix comments. 13 years ago
Makefile.vusb Added Bulegiga iWRAP support into HHKB.(Bluetooth) 13 years ago
README Added ISO/JIS keyboard support. 13 years ago
README.vusb Added ISO/JIS keyboard support. 13 years ago
config_pjrc.h Added Bulegiga iWRAP support into HHKB.(Bluetooth) 13 years ago
config_vusb.h Added Bulegiga iWRAP support into HHKB.(Bluetooth) 13 years ago
keymap.c PS/2 to USB: fix comments. 13 years ago
led.c added copyright and license notice. 14 years ago
matrix.c Added ISO/JIS keyboard support. 13 years ago
usbconfig.h integrate V-USB support into ps2_usb 14 years ago

README

PS/2 to USB keyboard converter

==============================
This firmware converts PS/2 keyboard protocol to USB and for now supports only Scan Code Set 2.


Features
--------
Mouse keys
You can emulates mouse move and button click using keyboard.

System/Media control
You can sends Power event, Volume down/up and Mute.

USB NKRO(actually 120KRO+8Modifiers)
You can tolggles NKRO feature.

Keymap customization
You can customize keymaps easily by editing source code. See keymap.c.


Build Converter
---------------
0. Connect PS/2 keyboard into Teensy with 4 lines(Vcc, GND, Data, Clock).
By default Clock is on PF0 and Data on PF1.
You can change this pin configuration by editing config_pjrc.h.
In this photo Vcc is yellow, GND is green, Data is red and Clock is black.
http://img17.imageshack.us/img17/7243/201101181933.jpg


Build Frimware
--------------
1. Edit Makefile for build options and MCU setting.
Use 'atmega32u4' for Teensy 2.0 or 'at90usb1286' for Teensy++ 2.0.
2. make
Just type 'make' in a terminal.
3. program with Teensy Loader.
http://www.pjrc.com/teensy/loader.html


Demonstration of Features
-------------------------
In default configuration, you can try several keymaps, mousekeys and USB NKRO.
Use following magic key combinations to enable some features.

keymaps and NKRO:
Magic+0: Qwerty with mousekeys(default)
Magic+1: Qwerty without mousekeys
Magic+2: Colemak
Magic+3: Dvorak
Magic+4: Workman
Magic+N: toggles NKRO/6KRO(6KRO by default)
Magic+Esc: sends Power Event(Power button)

where Magic=(LShift+RShift) or (LControl+RShift)

Fn layer function:
Fn0+(hjkl): Mousekey move(vi cursor like)
Fn0+(yuio): Mouse wheel(left,down,up,right)
Fn0+space: Mouse left button
Fn0+(mnb): Mouse buttons(m=left, n=right, b=middle)
Fn0+(zxc): Media control(Volup, Voldown, Mute)
Fn1+(hjkl): Cursor move(vi cursor like)
Fn1+(nm,.): Cursor move(Home,PageDown,PageUp,End)

where Fn0=;, Fn1=/


Keymap
------
You can change a keymap by editing code of keymap.c like following.
How to define the keymap is probably obvious. You can find key symbols in usb_keycodes.h.
To define keymap layer switching may needs a bit of your effort at this time.

/* Default Layer: plain keymap
* ,---. ,---------------. ,---------------. ,---------------. ,-----------. ,-----------.
* |Esc| |F1 |F2 |F3 |F4 | |F5 |F6 |F7 |F8 | |F9 |F10|F11|F12| |PrS|ScL|Pau| |Pwr|Slp|Wak|
* `---' `---------------' `---------------' `---------------' `-----------' `-----------'
* ,-----------------------------------------------------------. ,-----------. ,---------------.
* | `| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =|Backspa| |Ins|Hom|PgU| |NmL| /| *| -|
* |-----------------------------------------------------------| |-----------| |---------------|
* |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| \| |Del|End|PgD| | 7| 8| 9| |
* |-----------------------------------------------------------| `-----------' |-----------| +|
* |CapsLo| A| S| D| F| G| H| J| K| L| ;| '|Return | | 4| 5| 6| |
* |-----------------------------------------------------------| ,---. |---------------|
* |Shift | Z| X| C| V| B| N| M| ,| ,| /|Shift | |Up | | 1| 2| 3| |
* |-----------------------------------------------------------| ,-----------. |-----------|Ent|
* |Ctrl |Gui |Alt | Space |Alt |Gui |Menu|Ctrl| |Lef|Dow|Rig| | 0| .| |
* `-----------------------------------------------------------' `-----------' `---------------'
*/
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSLS, DEL, END, PGDN, P7, P8, P9,
CAPS,A, S, D, F, G, H, J, K, L, SCLN,QUOT, ENT, P4, P5, P6, PPLS,
LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),


Multimedia keys
---------------
Following lists PS/2 special keys supported by Windows.
http://msdn.microsoft.com/en-us/windows/hardware/gg463372.aspx

Key PS/2(Set2) HID
---------------------------------------------------
System Power E0 37 01 0081
System Sleep E0 3F 01 0082
System Wake E0 5E 01 0083
System Mute E0 23 0C 00E2
Volume Up E0 32 0C 00E9
Volume Down E0 21 0C 00EA
Scan Next Track E0 4D 0C 00B5
Scan Previous Track E0 15 0C 00B6
Stop E0 3B 0C 00B7
Play/Pause E0 34 0C 00CD
Media Select E0 50 0C 0183
Mail E0 48 0C 018A
Calculator E0 2B 0C 0192
My Computer E0 40 0C 0194
WWW Search E0 10 0C 0221
WWW Home E0 3A 0C 0223
WWW Back E0 38 0C 0224
WWW Forward E0 30 0C 0225
WWW Stop E0 28 0C 0226
WWW Refresh E0 20 0C 0227
WWW Favorites E0 18 0C 022A


EOF