USB3803 datasheet(23/99 Pages) MICROCHIP

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 2014-2015 Microchip Technology Inc.

DS00001691B-page 23

USB3803

5.3

Serial Interface Register Definitions

5.3.1

Default = 0x24h - Corresponds to MCHP Vendor ID.

5.3.2

Default = 0x04h - Corresponds to MCHP Vendor ID.

5.3.3

Default = 0x03h - Corresponds to MCHP USB part number for 3-port device.

5.3.4

5.3.5

5.3.6

Bit Number

Bit Name

Description

7:0

VID_LSB

Least Significant Byte of the Vendor ID. This is a 16-bit value that uniquely iden-

tifies the Vendor of the user device (assigned by USB-Interface Forum). This

field is set by the customer using the serial interface options.

Bit Number

Bit Name

Description

7:0

VID_MSB

Most Significant Byte of the Vendor ID. This is a 16-bit value that uniquely identi-

fies the Vendor of the user device (assigned by USB-Interface Forum). This field

is set by the customer using serial interface options.

Bit Number

Bit Name

Description

7:0

PID_LSB

Least Significant Byte of the Product ID. This is a 16-bit value that the Vendor

can assign that uniquely identifies this particular product (assigned by cus-

tomer). This field is set by the customer using the serial interface options.

Bit Number

Bit Name

Description

7:0

PID_MSB

Most Significant Byte of the Product ID. This is a 16-bit value that the Vendor can

assign that uniquely identifies this particular product (assigned by customer).

This field is set by the customer using the serial interface options.

Bit Number

Bit Name

Description

7:0

DID_LSB

Least Significant Byte of the Device ID. This is a 16-bit device release number in

BCD format (assigned by customer). This field is set by the customer using the

serial interface options.

Bit Number

Bit Name

Description

7:0

DID_MSB

Most Significant Byte of the Device ID. This is a 16-bit device release number in

BCD format (assigned by customer). This field is set by the customer using the

serial interface options.

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