USB-TO-GPIO datasheet(4/50 Pages) TI1

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B.2

Basic SMBUS Transaction Types Supported

................................................................. 39

B.3

Special Signals Used for PMBUS/SMBUS Communications

................................................ 39

B.4

Packet Error Checking (PEC) Implementation

................................................................ 40

B.5

Communication Clock Speed and Clock Stretching

.......................................................... 40

B.6

Configuration of Pullup Resistors for ALERT, DATA, and CLOCK Lines

.................................. 40

B.7

Limitations

.......................................................................................................... 40

B.8

List of Host PC to USB Interface Adapter Commands

....................................................... 41

B.9

List of USB Interface Adapter to Host PC Response Commands

.......................................... 42

B.10

Send Byte Command and Response

........................................................................... 43

B.11

Receive Byte Command and Response

....................................................................... 43

B.12

Write Byte Command and Response

........................................................................... 43

B.13

Write Word Command and Response

.......................................................................... 44

B.14

Read Byte Command and Response

........................................................................... 44

B.15

Read Word Command and Response

.......................................................................... 45

B.16

Process Call Command and Response

........................................................................ 45

B.17

Block Write Command and Response

.......................................................................... 46

B.18

Block Read Command and Response

......................................................................... 46

B.19

Block Read – Block Write Process Call Command and Response

......................................... 47

B.20

Group Command and Response

................................................................................ 47

B.21

Assert/Deassert CONTROL Lines Command and Response

............................................... 48

B.22

Poll PMBUS Signal Lines Command and Response

......................................................... 48

B.23

Turn On/Off PEC Command and Response

................................................................... 49

Contents

SLLU093 – August 2006

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