SMB117 View Datasheet(PDF) - Summit Microelectronics

Part Name

Description

Manufacturer

SMB117

High-power, Four-channel Programmable DC-DC System Power Managers

Summit Microelectronics 

SMB113A/B/SMB117/A

Preliminary Information

I2C PROGRAMMING INFORMATION (CONTINUED)

S

T

A

M aster

R

T

Bus Address

Configuration

Register Address

S

T

Data

O

P

Slave

S S S SA A A

A A A A2 1 0W

3210

CCCCCCCC

76543210

DDDDDDDD

76543210

A

A

A

C

C

C

K

K

K

Figure 12 – Register Byte Write

M aster

Slave

S

T

A

R

Configuration

T

Bus Address

Register Address

Data (1)

S

A

S

A

S

A

SA

A2

A

1

AW

0

3210

CCCCCCCC

76543210

DDDDDDDD

76543210

A

A

A

C

C

C

K

K

K

M aster

Slave

Data (2)

DDDDDDDD

76543210

DDD

765

A

C

K

S

T

O

Data (16)

P

DDD

210

DDDDDDDD

76543210

A

A

C

C

K

K

Figure 13 – Register Page Write

Master

Slave

S

S

T

T

A

R

T

Bus Address

Configuration

Register Address

A

R

T

Bus Address

S

A

S

A

S

A

SA

A2

A

1

A

0

W

3210

CCCCCCCC

76543210

A

A

C

C

K

K

S

A

S

A

S

A

S

A

A

2

A

1

A

0

R

3210

A

C

K

Master

Slave

Data (1)

DDDDDDDD

76543210

DDD

765

A

C

K

DDD

210

Data (n)

NS

AT

CO

KP

DDDDDDDD

76543210

A

C

K

Figure 14 – Register Read

Summit Microelectronics, Inc

2111 2.6 9/16/2010

30

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