The IPC32/19 keyboard scanner is based on Microchip's PIC 16C57 microcontroller.
In a PC/104 system with the IPC32/19 Flat Panel PC, you find the motherboard keyboard controller on the PC/104 CPU.
The motherboard keyboard controller on the PC/104 then issues an IRQ1 interrupt request indicating that data are available.
This interrupt request calls the interrupt 9 handler (INT 9 HANDLER, BIOS keyboard handler) in the PC/104 CPU BIOS.
The ASM source code in Listing 3 is only one part of a TSR.
A TSR program consists of at least two parts: an initialization routine and one or more interrupt handlers.
name i09demo page 65,132 title i09demo.asm -- BIOS Int.
flairs2001
SUITEKeys is a speech user interface for motor-disabled computer users.
This interface provides access to all available functionality of a computer by modeling interaction at the physical keyboard and mouse level.
Moreover, they do not necessarily model all 84 keys.
Finally, they send recognized keystrokes directly to the active window, bypassing the operating system.
SUITEKeys provides additional functionality through the menu structure in maximized view.
This functionality is also accessible through speech, as long as it does not disconnect the microphone from the speech engine.
A speech user interface similar to SUITEKeys appears to be relatively easy to learn and to use, particularly for motor challenged and/or computer illiterate users.
ergonassesofkbd
This study assessed a new design of segmented computer keyboard ("split keyboard") with two keypads that can be laid flat or fixed at a number of angled settings.
A repeated measures study with counterbalanced treatment orders was used to assess the effects of four keypad settings (the normal flat keyboard and three settings where the keypads were set at various slope angles) on the posture, muscular activity, comfort and preferences of four newly trained touch typists.
It has long been evident that keyboard work is uncomfortable and fatiguing because of the unnatural postures of the forearms and wrists that are imposed by conventional keyboard design.
Use Int Keyboard http://www.csbsju.edu/mcl/resource/Use Int Keyboard.pdf
The US International keyboard layout is a variation of the standard US keyboard layout that lets you type all common characters used in Catalan, Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Portuguese, Spanish, and Swedish.
Some of these characters are typed by holding down a special AltChar key, while others are typed by pressing a sequence of keys.
The US International Keyboard Layout treats the Alt key to the right of the Spacebar as a special Alternate Character (AltChar) key.
The special characters used most frequently in Western European languages are a, e, i, n, o, u, and y with one of several accents: tilde (Ü), grave accent (`), acute accent (´), circumflex (^), or umlaut/dieresis (¨).
PUI2001-VisualPanel http://research.microsoft.com/~zhang/Papers/PUI2001-VisualPanel.pdf
This paper presents a vision-based interface system, V which employs an arbitrary quadrangle-shaped panel (e.g., an ordinary piece of paper) and a tip pointer (e.g., fingertip) as an intuitive, wireless and mobile input device.
The panel tracking continuously determines the projective mapping between the panel at the current position and the display, which in turn maps the tip position to the corresponding position on the display.
We have developed a simple technique based on Hough transform [8] to automatically detect a quadrangle in an image.
Our current implementation of quadrangle detection achieves 22 frames per second for image resolution on a PC III 1G Hz.
keyboard-drawer-kd5170-manual http://www.acnodes.com/Upload/Images/keyboard-drawer-kd5170-manual.pdf
To prevent the drawer from accidentally sliding out and cause bodily injury, the unit is shipped with a metal strap installed across the front bezel.
It is recommended that you do not remove it until the unit is installed in the rack, or when the unit is set down on a level work area.
Removing the metal strap used to prevent the drawer from sliding out during transportation and installation.
Turn the key counter-clowise to unlock the retractable drawer.
When switching display modes the screen position may become offset by a few pixels to the top/bottom or left/right in the display area.
GyroRemote_Keyboard_Manual_English
1. Power on your computer and connect the Receiver USB cable into an available USB port on your computer.
Tip: If you are installing three or more devices on a single receiver, see "Installing 3 or More Devices" on page 13.
Pressing the LEARN button for 2 seconds puts the receiver into "Learn Mode" allowing you to synchronize one or more devices with the receiver.
If an unrecognized Gyration device is attempting to operate on the same channel as a device that has been synchronized, the red "Conflict" LED on the receiver will flicker and input control may be intermittent.
keymenu http://www.gvu.gatech.edu/ccg/publications/keymenu.pdf
KeyMenu is a keyboard based hierarchical menu system originally designed for use on a wearable computer.
The KeyMenu leverages off of the advantages of other pointer based menus such as Marking Menus.
It provides support for both novice and expert user interaction through the use of a delay in popping up the menu.
Finally, by using a consistent physical action we support the transition from novice to expert.
We support novice use by using a delay similar to Marking Menus.
When the user pauses in entering a key sequence, the menu is shown providing a prompt.
In Proceedings of IEEE International Symposium on Wearable Computing (ISWC 2001), Zurich, Switerland, 2001.
P7_Keyboard_Guide http://www.pixelalley.com/tutorials/P7_Keyboard_Guide.pdf
Each of these object types has an associated "Adjuster" tool for moving, copying, and transforming it.
The same shortcut is used to toggle these 3 Adjusters; the functionality changes based on the current tool.
Selection Adjuster Tool --- The Selection Adjuster interacts with active Selections.
The Source and Destination Toggles are used to make the control points visible for adjustment.
Holding down the SHIFT key toggles the Clone Destination Toggle.
The current Brush Size can be adjusted via several mechanisms: Size sliders located in both the Brush Controls: Size palette and the Control palette, incremental adjustment via the "[" and "]" keys, and the Interactive Brush Resize Toggle.
CreatingSkins
This document describes creating skins for Spb Full Screen Keyboard.
It consists of three images: normal, pressed and mask.
When a user presses the button the program finds all points that has the same color in mask and these points will be "pressed" (picture from the pressed image will be taken for these points).
1. When you want to describe non-ASCII characters then you should use Unicode syntaxes.
Here you see that you can write 3 numbers after color and these 3 numbers will be understood as 3 Unicode codes or 3 characters.
Once your custom skin is ready and working, you can create an installation package for it.
XKBproto
Rather than insisting on some relatively quick, specialized proprietary solution to the keyboard problems we were having, both Tom and Gianni understood the importance of solving them in a general way and for the community as a whole.
His help and input was essential to ensure that the extension as a whole fits and works together well.
The latched and locked state of modifiers and groups can be changed in response to keyboard activity or under application control using theXkbLatchLockState request.
If theRedirectIntoRange flag is set, the four least significant bits of the groups wrap control specify the index of a group to which all illegal groups correspond.
doc2669 http://www.atmel.com/dyn/resources/prod_documents/doc2669.pdf
This Application Note describes programming techniques implemented on the AT91 ARM-based microcontroller for scanning a 4x4 Keyboard matrix usually found in both consumer and industrial applications for numeric data entry.
Rows are connected to Peripheral Input/Output (PIO) pins configured as output.
In this configuration, four pull-up resistors must be added in order to apply a high level on the corresponding input pins as shown in Figure 1.
The Timer Counter is configured in waveform operating mode with RC compare interrupt.
A falling edge applied to a column pin creates a PIO interrupt.
Then, the processor executes the PIO interrupt subroutine (debouncing) and comes back to its previous state (in the main program).
2002-12-04pr http://www.pocketop.net/pdf/2002-12-04pr.pdf
London -- December 9, 2002 -- Pocketop Computer Corporation, an innovative design company creating input solutions for the mobile handheld device market, is pleased to announce that the popular wireless Pocketop Keyboard is now available in the UK through Dixons.
"The Pocketop Keyboard's sleek design and wireless capability will appeal to consumers who rely on their PDA."
"Dixons is going to be our key retail channel partner in the UK and this relationship is an important first step in solidifying our aggressive European plan," commented David Ferguson, Chief Marketing Officer at Pocketop.
When folded, the keyboard is just slightly larger than the Palm m515 -- when open, it offers touch-typing functionality.
SPIonic Keyboard Chart http://www.ajaonline.org/shared/pdfs/SPIonic Keyboard Chart.pdf
Only alpha (a) and omega (w) are wide characters; all other vowels (e, h, i, o, u) are narrow Diacritics are overstrikes; those for wide characters are marked in yellow Narrow macron = < (shift + comma) Wide macron => (shift + period) Sublinear dot =?
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