9

© 2005 Semtech Corp.

www.semtech.com

POWER MANAGEMENT

SC606

The SC606 interface uses a limited version of the combined

version 2.1. With this format, the Start condition and the Slave

Address are both repeated. Data formatting must be a single byte

formatting is used on the bus the SC606 may exhibit false

Specification from Philips Semiconductors.

Slave Address

Following a start condition, the bus master outputs the address

of a slave device. The 7 bit slave address for the SC606 is

1100110. The address is followed by a least significant bit (LSB).

The LSB determines the data direction.

Data Formatting

Write Format

Write Format

Write Format

Write Format

Write Format

Read Format

Read Format

Read Format

Read Format

Read Format

S :

Start Condition

W :

‘0’ = Write

R :

‘1’ = Read

A :

Acknowledge, sent by slave

B :

Acknowledge, sent by master

Sr :

Repeated Start Condition

P :

Stop Condition

Slave Address:

7 bit

Register Address:

8 bit

Data:

8 bit

Applications Information (Cont.)

Ss

s

e

r

d

d

A

e

v

a

l

SW

A

e

t

y

B

1

s

s

e

r

d

d

A

r

e

t

s

i

g

e

R

Ar

Ss

s

e

r

d

d

A

e

v

a

l

SW

A

y

l

n

O

e

t

y

B

1

a

t

a

D

n

AP

Ss

s

e

r

d

d

A

e

v

a

l

SW

A

e

t

y

B

1

s

s

e

r

d

d

A

r

e

t

s

i

g

e

R

Ar

Ss

s

e

r

d

d

A

e

v

a

l

SR

A

y

l

n

O

e

t

y

B

1

a

t

a

D

n

BP

B

S

M

B

S

L

1

1

00

11

0

W

/

R