参数资料
型号: TB1274BFG
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封装: 10 X 14 MM, 0.80 MM PITCH, QFP-48
文件页数: 6/37页
文件大小: 839K
代理商: TB1274BFG
TB1274BFG
2005-08-18
14
DATA TRANSFER FORMAT VIA I
2C BUS
Slave address : select slave address for setting voltage of pin 42.
Pin42–GND(<1.3V) : 88H
Pin42–Open : 8AH
A6
A5
A4
A3
A2
A1
A0 W / R
A6
A5
A4
A3
A2
A1
A0 W / R
1
0
1
0
0 / 1
1
0
1
0
1
0 / 1
Pin42–VDD(>3.9V) : 8EH
A6
A5
A4
A3
A2
A1
A0 W / R
1
0
1
0 / 1
Start and stop condition
SDA
SCL
Start condition
Stop condition
SP
Bit transfer
SDA
SCL
SDA stable
Change of SDA allowed
Acknowledge
SDA by
transmitter
The receiver has to pull down the SDA line
(LOW) during the acknowledge clock pulse.
SDA by
receiver
SCL from
master
The transmitter releases the SDA line (HIGH)
during the acknowledge clock pulse.
S
Clock pulse for acknowledgment
9
8
1
Data transmit format 1
S
Slave address
0 A
Sub address
A
Transmit data
P
MSB
7bit
8bit
1
Data transmit format 2
S
Slave address
0 A
Sub address
A
Transmit data 1
Sub address
A
Transmit data n
P
1
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