ATAVRTS2080A Atmel, ATAVRTS2080A Datasheet - Page 14

• Manufacturer Part Number: ATAVRTS2080A
• Description: KIT QTOUCH W/SW ATMEGA88
• Manufacturer: Atmel
• Series: QTouch™r

Specifications of ATAVRTS2080A

• Sensor Type: Touch, Capacitive
• Sensing Range: 1 Rotor, 1 Slider, and 2 Buttons/Keys
• Interface: Application Programming Interface (API)
• Voltage - Supply: 1.8 V ~ 5.5 V
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ATmega88
• Tool Type: Development Kit
• Cpu Core: AVR 8 / 32
• Data Bus Width: 8 bit
• Core Architecture: AVR
• Silicon Manufacturer: Atmel
• Silicon Core Number: ATmega88, ATmega88A
• Silicon Family Name: AVR
• Kit Contents: Board, CD
• Development Tool Type: Hardware / Software - Eval/Demo Board
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Lead Free Status / Rohs Status: Details

5.2.1.1
Sensor schematics for a QTouch acquisition method design
Figure 5-3 : Schematics for a QTouch acquisition method design
5.2.2
QMatrix acquisition method
QMatrix devices detect touch using a scanned passive matrix of electrode sets. A single QMatrix
device can drive a large number of keys, enabling a very low cost-per-key to be achieved.
Figure 5-4 : QMatrix Acquisition method
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