AKD4184-A Datasheet, PDF (17/24 Pages) Asahi Kasei Microsystems – Analog I/F IC which includes 4-wire resistive Touch Screen Controller

5
4
3
2
1
D
VCC
D
1234 5678
---------OFF---------
S1
SW DIP-8
JP9
GP0
JP10
GP1
JP11
GP2
JP12
GP3
JP13
GP4
JP14
GP5
JP15
GP6
JP16
GP7
RN1
9
8
7
6
5
4
3
2
1
100k
C
JP20
C10
PULL_UP
0.1u
U2
B
74AVC8T245
R1
GP7
SW1
SW6
SW11
SW16
SW21
SW26
C
GP6
GP5
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
GP4
R2
GP3
SW2
SW7
SW12
SW17
SW22
SW27
GP2
GP1
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
RN2
GP0
R3
9
8
SW3
SW8
SW13
SW18
SW23
SW28
7
6
5
4
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
3
2
R4
1
SW4
SW9
SW14
SW19
SW24
SW29
100k
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
B
R5
SW5
SW10
SW15
SW20
SW25
SW30
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
TACT SW
IFVCC
A
C11
0.1u
JP19
LED_EN
R34
R35
R36
R37
R38
R39
R40
R41
1k
1k
1k
1k
1k
1k
1k
1k
R55
100k
LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8
GP0 GP1 GP2 GP3 GP4 GP5 GP6 GP7
5
4
3
A
Title
AKD4184-A
Size Document Number
Rev
A3
GIPO, Key Pad
0
Date:
Wednesday, November 15, 2006 Sheet
3
of 4
2
1