TUSB8040A

SLLSEA7F – MAY 2012 – REVISED SEPTEMBER 2013

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List of Tables

2-1

Signal Descriptions

................................................................................................................ 9

2-2

Clock and Reset Signals

.......................................................................................................... 9

2-3

USB Upstream Signals

............................................................................................................ 9

2-4

USB Downstream Signals

....................................................................................................... 10

2-5

I

2C/SMBUS Signals

.............................................................................................................. 13

2-6

Test and Miscellaneous Signals

................................................................................................ 14

2-7

Power Signals

.................................................................................................................... 16

3-1

TUSB8040A Register Map

...................................................................................................... 17

3-2

Register Offset 0h

................................................................................................................ 18

3-3

Bit Descriptions – ROM Signature Register

.................................................................................. 18

3-4

Register Offset 1h

................................................................................................................ 18

3-5

Bit Descriptions – Vendor ID LSB Register

................................................................................... 18

3-6

Register Offset 2h

................................................................................................................ 19

3-7

Bit Descriptions – Vendor ID MSB Register

.................................................................................. 19

3-8

Register Offset 3h

................................................................................................................ 19

3-9

Bit Descriptions – Vendor ID LSB Register

................................................................................... 19

3-10

Register Offset 4h

................................................................................................................ 19

3-11

Bit Descriptions – Vendor ID MSB Register

.................................................................................. 19

3-12

Register Offset 5h

................................................................................................................ 20

3-13

Bit Descriptions – Device Configuration Register

............................................................................ 20

3-14

Register Offset 6h

................................................................................................................ 21

3-15

Bit Descriptions – Battery Charging Support Register

...................................................................... 21

3-16

Register Offset 7h

................................................................................................................ 21

3-17

Bit Descriptions – Device Removable Configuration Register

............................................................. 21

3-18

Register Offset 8h

................................................................................................................ 22

3-19

Bit Descriptions – Port Used Configuration Register

........................................................................ 22

3-20

Register Offset 20h

.............................................................................................................. 22

3-21

Bit Descriptions – Language ID LSB Register

................................................................................ 22

3-22

Register Offset 21h

.............................................................................................................. 22

3-23

Bit Descriptions – Language ID MSB Register

............................................................................... 22

3-24

Register Offset 22h

.............................................................................................................. 23

3-25

Bit Descriptions – Serial Number String Length Register

................................................................... 23

3-26

Register Offset 23h

.............................................................................................................. 23

3-27

Bit Descriptions – Manufacturer String Length Register

.................................................................... 23

3-28

Register Offset 24h

.............................................................................................................. 23

3-29

Bit Descriptions – Product String Length Register

........................................................................... 23

3-30

Register Offset 30h-4Fh

......................................................................................................... 24

3-31

Bit Descriptions – Serial Number Registers

.................................................................................. 24

3-32

Register Offset 50h-8Fh

......................................................................................................... 24

3-33

Bit Descriptions – Manufacturer String Registers

............................................................................ 24

3-34

Register Offset 90h-CFh

........................................................................................................ 24

3-35

Bit Descriptions – Product String Registers

................................................................................... 24

3-36

Register Offset F8h

.............................................................................................................. 25

3-37

Bit Descriptions – Device Status and Command Register

.................................................................. 25

4

List of Tables

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