Atmel 42580A User Manual
Atmel QTouch
Multifunction Compact Keyboard
USER GUIDE
Introduction
Multifunction Compact Keyboard is a turnkey solution for a capacitive touch
Bluetooth keyboard based on Atmel® | SMART SAM D21 and ATBTLC1000.
This document describes the operation, usage, and troubleshooting of the
Multifunction Compact Keyboard.
Prerequisite
• Bluetooth host minimum requirements
– Hardware
• Bluetooth version 4.1
– Operating system
• Android™ 5.1
• Windows® 8.1
• USB host minimum requirements
– Hardware
• USB 2.0
– Operating system
• Windows 7
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Table of Contents
Introduction......................................................................................................................1
Prerequisite..................................................................................................................... 1
1. Overview....................................................................................................................3
1.1. Layout...........................................................................................................................................3
1.2. Power Switch................................................................................................................................3
1.3. Push Button..................................................................................................................................3
2. Operation...................................................................................................................5
2.1. Keyboard Mode............................................................................................................................5
2.1.1. Key Tap..........................................................................................................................5
2.1.2. Capital and Small Letters...............................................................................................5
2.1.3. Selecting Alternate Characters......................................................................................5
2.1.4. .com/smiley....................................................................................................................6
2.2. Air-Mouse Mode...........................................................................................................................6
2.2.1. Mouse Movement.......................................................................................................... 6
2.2.2. Left and Right Click........................................................................................................7
3. Connecting to Host.................................................................................................... 8
3.1. Bluetooth (BLE) Connection.........................................................................................................8
3.1.1. Android.......................................................................................................................... 8
3.1.2. Windows........................................................................................................................ 9
3.2. USB Connection......................................................................................................................... 11
4. Replace Battery....................................................................................................... 13
5. SAM-BA Programming............................................................................................ 14
5.1. Pre-requisite...............................................................................................................................14
5.2. SAM-BA Driver Installation.........................................................................................................14
5.3. SAM-BA Programming...............................................................................................................15
6. Revision History.......................................................................................................17
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1. Overview
1.1. Layout
The Multifunction Compact Keyboard supports alpha-numeric and special characters. In addition, the
keyboard supports Backspace, Enter, Arrows, Space bar, Escape, and Shift keys. The keyboard layout is
similar to a QWERTY keyboard layout available on the mobile phones. The following figure shows the top
view of the Multifunction Compact Keyboard.
Figure 1-1 Multifunction Compact Keyboard
The primary and alternate characters are embedded into a single touch key as shown above. Certain
keys do not have alternate characters. Character-Select key is useful to select between primary and
alternate characters. More information on Character-Select key is available in Selecting Alternate
Characters on page 5.
1.2. Power Switch
A slide switch is used to turn ON/OFF the keyboard.
Figure 1-2 Power Switch
1.3. Push Button
Press the push button to switch between Keyboard mode and Air-mouse mode.
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Figure 1-3 Push Button
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2. Operation
The keyboard operates in two different modes:
1. Keyboard.
2. Air-mouse.
After a system reset, the keyboard operates in default keyboard mode.
2.1. Keyboard Mode
Figure 2-1 Key Layout
2.1.1. Key Tap
When the user taps on a key, the corresponding HID key code is sent by the keyboard via BLE or USB.
To type specific letter multiple times, the user must tap as many times as required. For example, if “q”
must be typed, then tap once on the “Q” key. If “qq” must to be typed, then tap twice on the “Q” key.
2.1.2. Capital and Small Letters
The shift key is useful to switch between capital and small letters.
To send single character in capital letter,
1. Tap Shift key once.
2. Shift key LED turns ON.
3. Tap any key. The tapped key will be sent in capital letter.
4. Shift key LED turns OFF.
5. The subsequent characters will be sent in small letters.
To send all characters in capital letter,
1. Double tap on Shift key.
2. Shift key LED turns ON.
3. Caps Lock key code is sent.
4. The subsequent characters to be typed will be sent in capital letters.
5. To turn OFF Caps Lock, perform Double-Tap or Single Tap on Shift key.
For example, to type the word “Atmel”, then tap shift key once, followed by tap keys a, t, m, e, and l. To
type the word “ATMEL”, then tap shift key twice, followed by tap keys, a, t, m, e, and l.
2.1.3. Selecting Alternate Characters
Character-Select key is used to select between primary and alternate characters. When user taps on a
key, the keyboard sends corresponding key code based on character-select status.
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If Character-Select key is not already tapped, then keyboard sends the key code corresponding to
primary characters. If Character-Select key is already tapped, then keyboard sends key code
corresponding to alternate characters.
To send one alternate character,
1. Tap Character-Select key once.
2. Character-Select LED turns ON.
3. Tap any key. The alternate character of tapped key will be sent.
4. Character-Select LED turns OFF.
5. Primary characters will be sent for subsequent key taps.
To send multiple alternate characters,
1. Double Tap on Character-Select key.
2. Character-Select LED turns ON.
3. Tap on keys as required. The alternate characters of tapped keys will be sent.
4. To switch OFF alternate character mode, perform either Single-Tap or Double-Tap on CharacterSelect key
Note: Double-Tap on Character-Select key is useful if user wants to type series of numbers.
2.1.4. .com/smiley
Based on “character-select” status, when “.com/smiley” key is touched the key code for “.com” or “:)” is
sent. “.com” is primary character and “:)” is alternate character.
2.2. Air-Mouse Mode
Figure 2-2 Air-Mouse Mode
2.2.1. Mouse Movement
In air-mouse mode, the keyboard continuously process Gyroscope’s X and Y axis data and sends the
corresponding HID mouse data via BLE or USB.
Mouse pointer moves
• Left-right based on angular-rotation on Y axis.
• Up-down based on angular-rotation on X axis.
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