AK4185-A Datasheet, PDF (1/18 Pages) Asahi Kasei Microsystems – Evaluation board

[AKD4185-A]
AKD4185-A
Evaluation board Rev.0 for AK4185
GENERAL DESCRIPTION
AKD4185-A is the board for evaluation of the touch screen controller AK4185, which adopted the CSP
small package suitable for the cellular phone, the handheld game machine, etc. Since AKD4185-A has a
touch-panel I/F and a digital I/O power supply input terminal, it is easily connectable with a target system
of low power/voltage drive. Furthermore, since the analog input terminal is equipped analog voltage and
external battery voltage can also be measured.
Ordering guide
AKD4185-A --- Evaluation board for AK4185
(Cable for connecting with printer port of IBM-AT compatible PC and control software
are packed with this. This control software does not operate on Windows NT.)
FUNCTION
• Digital I/F for µP
• Touch-panel I/F (4-wire, 5-wire)
• Analog input terminal
• Digital I/O power supply terminal
VDD AGND DGND IFVDD
5W-Touch Panel
4W-Touch Panel
AIN_P
AIN_N
AK4185
PORT1
Digital I/F
PORT2
Figure 1. AKD4185 Block Diagram
* Circuit diagram and PCB layout are attached at the end of this manual.
<KM090700>
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2007/11