NEC MultiSync V520 Service Manual

Pull low SCLPull low SCLPull low SCL
Data ByteData Byte
SCL
11000000
AAA
SDA
In
SDA
Out
INTO
Write REG#19H to release
Shift register to data buffer
DDC2B=1
ADDR=0
R/W=0
START=0
STOP=1
DDC2B=1
ADDR=0
R/W=0
START=0
STOP=0
DDC2B=1
ADDR=0
R/W=0
START=0
STOP=0
DDC2B=1
ADDR=0
R/W=0
START=1
STOP=0
DDC2B state write timing
Pull low SCL Pull low SCL
Data Byte Data Byte
SCL
1100000
SDA
In
SDA
Out
INTO
Write REG#19H to release
Data buffer to shift reg
1
A
AN
DDC2B=1
ADDR=0
R/W=1
START=0
STOP=1
DDC2B=1
ADDR=0
R/W=1
START=0
STOP=0
DDC2B=1
ADDR=0
R/W=1
START=1
STOP=0
DDC2B state write timing
55

NEC MultiSync V520 Specifications

General

Brand	NEC
Model	MultiSync V520
Category	Monitor
Language	English