AKD4184A-A Datasheet, PDF (2/25 Pages) Asahi Kasei Microsystems – Evaluation Board Rev.0 for AK4184A

[AKD4184A-A]
„ Outline Chart
Board Outline Chart
IFVCC _VCC IOVDD _AVDD AIN_YP AIN_XP
DGND
LEDVIN
S1
12345678 ^H
OFF
L
JP9-16
U2
74AVC8T245
U1
AK4184A
GP 0-7
U3
AK7953
LED9 LED10
SW1-30
J1
AGND
SW31
U6
74AVC8T245
U5
74AVC8T245
10
9
2
1
PORT2
10
9
2
1
PORT3
Figure 2. AKD4184A-A Outline Chart
„ Comment
(1) J1 (8 pin header)
Connector for the 4-wire touch panel connection; Match and connect the pins of the panel with these connectors.
(2) S1 (DIP Switch), GP 0-7 (LED)
When JP 9-16 are set to “IN", “L" or “H" is input to the AK4184A GPIO 0-7pin by S1.
When JP 9-16 are set to “OUT", the status of the AK4184A GPIO 0-7pin can be confirmed with LED of GP 0-7.
(3) AVDD, IOVDD, VCC, AGND, IFVCC, LEDVIN, DGND
Connect power supply to these pins.
(4) AIN_YP, AIN_XP (RCA Jack)
Analog signal input Jack; When the touch panel is not connected, it can be evaluated by input 0V~VDD signal
directly to the XP pin and the YP pin.
(5) LED9,10 (WHITE LED)
LED is lit by the PWM signal for controlling the brightness from AK4184A.
(6) PORT1 (25 pin D-sub)
Control port; Please connect it with PC with D-sub parallel cable.
(7) SW1-30 (Key pad)
Keypad scanner function of the AK4184A can be evaluated.
<KM093500>
-2-
2008/03