參數(shù)資料
型號(hào): TB1254N
廠商: Toshiba Corporation
英文描述: PAL / NTSC / SECAM 1CHIP (IF+VCD PROCESSOR) IC
中文描述: PAL / NTSC制式/ SECAM制式1CHIP(中頻光碟處理器)芯片
文件頁(yè)數(shù): 20/58頁(yè)
文件大?。?/td> 551K
代理商: TB1254N
Ver3.7
00/01/28
20
DATA TRANSFER FORMAT VIA I
2
C BUS
Start and stop condition
SDA
SCL
Start condition
Stop condition
S
P
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
Data transmit format 2
S
Data received format
S
Slave address
1
A
Received data 01
A
A
P
MSB
MSB
7bit
8bit
Received data 02
Slave address
0
A
Sub address
A
A
Transmit data
P
MSB
S : Start condition
A : Acknowledge
MSB
MSB
P : Stop condition
7bit
8bit
8bit
Slave address
0
A
Sub address
A
A
Transmit data 1
Sub address
A
A
Transmit data n
P
At the moment of the first acknowledge, the master transmitter becomes a master receiver and the slave receiver
becomes a slave transmitter. This acknowledge is still generated by the slave.
The Stop condition is generated by the master.
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