3

ICS9148-47

General I

programming application note.

How to Write:

and byte count.

See the diagram below:

Note that the acknowledge bit is sent by the clock chip, and pulls the data line low. There is no minimum of data bytes that must

be sent.

How to Read:

See the diagram below:

The following specifications should be observed:

1.

2.

Maximum data transfer rate (SCLK) is 100K bits/sec.

Clock Generator

Address (7 bits)

ACK

+ 8 bits

dummy

command code

ACK

+ 8 bits

dummy Byte

count

ACK

Data Byte

1

ACK

Data Byte

N

ACK

A(6:0) & R/W#

Clock Generator

Address (7 bits)

ACK

Byte

Count

ACK

Data Byte

1

ACK

Data Byte

N

A(6:0) & R/W#

D3(H)