AK8815 Datasheet, PDF (29/37 Pages) Asahi Kasei Microsystems – NTSC/PAL Digital Video Encoder

ASAHI KASEI
[AK8815/16]
DEVICE CONTROL SEQUENCE
Device Control Interface
following modes of operations are controlled via 4-wire serial interface.
Hi-Z inputs to CS, SCLK, and SDI pins are inhibited, except at power-down ( PDN pin = low ).
Write Sequence: A5=0
CS
SCLK
SDI
A7
A6
A5
A4
A3
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
0
Read Sequence: A5=1
CS
SCLK
SDI
SDO
A7
A6
A5
A4
A3
A2
A1
A0
1
High
D7
D6
D5
D4
D3
D2
D1
D0
High
A5 bit becomes an identification tab A5 1 : Read
A5 0 : Write
CS must be set to low at every address change.
MS0331-E-00
29
2004 / 08