ML6460CS 查看數據表（PDF） - Micro Linear Corporation

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ML6460CS

CCIR656 NTSC Video Encoder with Macrovision®

Micro Linear Corporation 

ML6460

SDATA

START

tRISE

tSET/START

SCLK

All Other SDATA Transitions Must Occur While SCLK is Low

START: A Falling Edge on the SDATA While SCLK is Held High

STOP: A Rising Edge on the SDATA While SCLK is Held High

tFALL

Figure 15. Definition of START & STOP on Serial Data Bus

STOP

START

SDATA

DEVICE ADDRESS

MSB

A7

A6

A1

A0

X

SCLK

0

1

2

7

8

9

FUNCTION ADDRESS

MSB

A7

A6

A1

A0

X

10

11

16

17

18

SCLK: 9th pulse strobes dummy bit for ACK

SCLK: Rising edge enables data transfer

SDATA: Value set to A6, Device Address (MSB-1)

SCLK: Falling edge disables data transfer

SCLK: Rising edge enables data transfer

SDATA: Value set to A7, Device Address MSB

SCLK: Falling edge in prep for first address transfer

SDATA; Falling edge with SCLK Hi means start of sequence

SCLK: 9th pulse strobes dummy bit for ACK

SCLK: Rising edge enables data transfer

SDATA: Value set to D6, Data MSB-1

SCLK: Falling edge disables data transfer

SCLK: Rising edge enables data transfer

SDATA: Value set to D7, Data MSB

Figure 16. Definition of ADDRESS FORMAT on Serial Data Bus

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