JVC KD-LH7R Service Manual

1-25
KD-LH7R
Vdd WPIN SCL SDA
A0 A1 A2 GND
8 Vdd
7 WPIN
6 SCL
5 SDA
A0 1
A1 2
A2 3
GND 4
16kbit EEPROM allay
11bit
11bit
8bit
Address
decoder
Slave Word
Address resister
Data
resister
START
STOP
ACK
Control circuit
High voltage osc circuit
Power supply
voltage det.
Vdd
GND
A0,A1,A2
SCL
SDA
WPIN
-
-
I
I
I/O
I
Power supply.
GND
No use connect to GND.
Serial clock input.
Serial data I/O of slave and word address.
Write protect terminal.
Symbol
I/O
Function
BR24C32F-X (IC771) : EEPROM
1. Pin layout
3. Block diagram
2. Pin function
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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JVC KD-LH7R Specifications

General

Brand	JVC
Model	KD-LH7R
Category	Car Receiver
Language	English