TFP503

PanelBus HDCP DIGITAL RECEIVER

SLDS149 − AUGUST 2004

19

POST OFFICE BOX 655303

VEN_ID

Subaddress = C0

Read Only

Default = 4C

7

6

5

4

3

2

1

0

VEN_ID[7:0]

Subaddress = C1

Read Only

Default = 01

7

6

5

4

3

2

1

0

VEN_ID[15:8]

This read-only register contains the 16-bit Texas Instruments vendor ID for the TFP503. VEN_ID[15:0] is

hardwired to 0x014C.

DEV_ID

Subaddress = C2

Read Only

Default = 01

7

6

5

4

3

2

1

0

DEV_ID[7:0]

Subaddress = C3

Read Only

Default = 05

7

6

5

4

3

2

1

0

DEV_ID[15:8]

This read-only register contains the 16-bit device ID for the TFP503. DEV_ID[15:0] is hardwired to 0x0501.

REV_ID

Subaddress = C4

Read Only

Default = 01

7

6

5

4

3

2

1

0

REV_ID[7:0]

This read-only register contains the 8-bit revision ID for the TFP503. REV_ID[7:0] is hardwired to 0x01.

DDC_SDA

Start Condition (S)

Stop Condition (P)

DDC_SCL

The basic access cycle consists of the following: