FUSB301

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8

Name

Size (Bits)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Slave Address

8

0

1

0

0

1

0

1

R/W

REGISTER DEFINITIONS

Table 4. REGISTER MAP

Address

Register

Name

Type

RST

Val

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0×01

Device ID

RO

12

Version ID [3:0]

Revision ID [3:0]

0×02

Modes

R/W

04

DRP+ACC

DRP

Sink+ACC

Sink

Source+ACC

Source

0×03

Control

R/W

03

DRPTOGGLE

HOST_CUR1

HOST_CUR0

INT_MASK

0×04

Manual

W/C

00

UNATT_SNK

UNATT_SRC

DISABLED

ERROR_REC

0×05

Reset

W/C

00

SW_RES

0×06−0×0F

Reserved

X

xx

Do Not Use

0×10

Mask

R/W

00

M_ACC_CH

M_BC_LVL

M_DETACH

M_ATTACH

0×11

Status

RO

00

ORIENT1

ORIENT0

VBUSOK

BC_LVL1

BC_LVL0

ATTACH

0×12

Type

RO

00

Sink

Source

DEBUGACC

AUDIOACC

0×13

Interrupt

R/C

00

I_ACC_CH

I_BC_LVL

I_DETACH

I_ATTACH

0×14−0×1F

Reserved

X

xx

Do Not Use

4. Do not use registers that are blank.

5. Values read from undefined register bits are invalid. Do not write to undefined registers.

Table 5. DEVICE ID

Address: 01h

Reset Value: 0×0001_0010

Type: Read Only

Bit #

Name

Size (Bits)

Description

7:4

Version ID

4

Device version ID by Trim or etc.

A_[Version ID]: 0001

3:0

Revision ID

4

Revision History of each version

[Revision ID]_revC: 0010

Table 6. MODES

Address: 02h

Reset Value: 0×0000_0100

Type: Read/Write

Bit #

Name

Size (Bits)

Description

7:6

Reserved

2

Do Not Use

5

DRP+ACC

1

1: Configure device as a Dual Role Port (DRP) with accessory support

4

DRP

1

1: Configure device as a Dual Role Port (DRP) without accessory support

3

Sink+ACC

1

1: Configure device as a Sink with accessory support

2

Sink

1

1: Configure device as a Sink without accessory support

1

Source+ACC

1

1: Configure device as a Source with accessory support

0

Source

1

1: Configure device as a Source without accessory support