Service manual

CS0
32
NC
18
DSDA
25
NC
10
KEY B
37
RESET
4
ISDA
12
NC
28
CS1
31
DSCL
26
LED R
2
A
BL
29
DEG
14
BRI
40
OFF
38
CS2
30
MUTE B+
22
HSYNC
41
VDD
5
WP
16
HSYNCO
34
GND
7
NC
11
V/D
17
LED G
1
OSCI
9
HL
23
NC
27
V3.3
6
IC101
OSCO
8
P/S
24
VSYNCO
33
ROT
39
KEY A
36
NC
3
KEY
15
ISCL
13
VSYNC
42
NC
19
NC
20
HE
21
NC
35
IC102 M24C08-WBN6
WRITE Cycle
in Progress
Next
Operation is
Addressing the
Memory
START Condition
DEVICE SELECT
with RW = 0
ACK
Returned
YES
NO
YESNO
ReSTART
STOP
DATA for the
WRITE Operation
DEVICE SELECT
with RW = 1
Send Address
and Receive ACK
First byte of instruction
with RW = 0 already
decoded by the device
YESNO
START
Condition
Continue the
WRITE Operation
Continue the
Random READ Operation
43
ViewSonic Corporation Confidential
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Do Not Copy E70-11