AK8850 Datasheet, PDF (68/99 Pages) Asahi Kasei Microsystems – NTSC Digital Video Decoder

ASAHI KASEI
7-4-23 DEVICE CONTROL INTERFACE
The AK8850 is controlled via the I2C bus interface.
I2C Control Sequence
Slave Address is selected to be either 0x88 or 0x8A by SELA pin set.
SELA
Slave Address
Pull down(L)
0x88
Pull up(H)
0x8A
Write Sequence:
S Slave Address W A Sub Address A Data_1 A
Data_n A/A Stp
Sequential Read:
S Slave Address W A
Sub Address
A rS Slave Address R A
DATA1
A
DATA2
A DATA٠٠٠٠٠٠ ^A
DATA n _{A Stp}
S,(rS) : Start Condition
A : Acknowledge (SDA LOW)
A : Not Acknowledge (SDA HIGH)
Stp : Stop Condition
R/W 1 : Read 0 : Write
by Host
by AK8850
[AK8850]
Rev.0
68
2003/01