ATQT600 Atmel, ATQT600 Datasheet - Page 166
ATQT600
Manufacturer Part Number
ATQT600
Description
KIT EVAL TOUCH FOR QT600
Manufacturer
Atmel
Series
QTouch™r
Specifications of ATQT600
Sensor Type
Touch Screen
Interface
USB
Embedded
Yes, Other
Utilized Ic / Part
ATtiny88, ATmega324PA, ATxmega128A1
Processor To Be Evaluated
ATtiny88, ATmega324, ATxmega128
Data Bus Width
8 bit, 16 bit
Interface Type
USB
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Operating Supply Voltage
1.6 V to 3.6 V
Silicon Manufacturer
Atmel
Kit Application Type
Sensor
Application Sub Type
Touch Sensor
Kit Contents
USB Bridge, MCU Cards, Touchpad Cards
Svhc
No SVHC (15-Dec-2010)
Mcu Supported Families
ATtiny88,
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Supply
-
Sensitivity
-
Sensing Range
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATQT600
Manufacturer:
Atmel
Quantity:
135
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6.5.2
The QTouch libraries for ATtiny40 devices are supported for the following compiler tool chains.
Tool
IAR Embedded Workbench for Atmel AVR.
IAR Compiler.
6.5.3
For an overview of QTouch method based capacitive touch acquisition, refer
QTouch Acquistion method.
The QTouch Library for ATtiny40 device allows for Sensor configuration and Sensor Acquisition
parameter setting. Based on the input Sensor configuration, the QTouch Library takes care of the
capacitive touch acquisition data capture operations on the external capacitive touch sensors.
The captured Touch Data and Touch Button ON/OFF Status information is then available for user
application.
The diagram below indicates a Typical Sensor arrangement using the Tiny40 device. For one
channel configuration, two ADC pins are used for acquisition. For number of touch buttons
greater than one, no extra ADC pins are used.
used to support upto 12 Touch Buttons. The Touch Buttons may be connected anywhere on the
said port pins.
The Sensor numbering is always in the increasing order of Port pin.
166
Compiler tool chain support for ATtiny40
Overview of QTouch Library for ATtiny40
GND
VCC
Table 20 Compiler tool chains support for ATtiny40 QTouch Library
Figure 51 Schematic overview of QTouch on Tiny40
ATtiny40
PA6
PA0
PA1
PA2
PA3
PA4
PA5
PA7
PB0
PB1
PB2
PB3
Port pins PA0 to PA7 and PB0 to PB3 can be
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
1Kohm
Version
5.5
Touch Button 1
Touch Button 3
Touch Button 5
Touch Button 7
Touch Button 9
Touch Button 11
8207J-AT42-02/11
Touch Button 0
Touch Button 2
Touch Button 4
Touch Button 6
Touch Button 8
Touch Button 10
Section 5.2.1
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