USB5537B datasheet(52/79 Pages) MICROCHIP

52 / 79 page

USB5537B

DS00001682C-page 52

 2012 - 2015 Microchip Technology Inc.

5.6.33

PORT 6 OCS SELECT REGISTER

The bits in this register are configured via a configuration file. Users must not change the values of these settings

dynamically.

5.6.34

PORT 7 OCS SELECT REGISTER

The bits in this register are configured via a configuration file. Users must not change the values of these settings

dynamically.

5.6.35

CHARGING DOWNSTREAM DETECTED REGISTER

TABLE 5-49:

PORT 6 OCS SELECT REGISTER

OCS_CFG_SEL6

(0X3C34)

Port 6 OCS Select

Bit

Name

R/W

Description

7:4

Reserved

R/W

Reserved.

3:0

OCS_SEL

R/W

This selects the source for the port power for port1

0000b - The port is disabled

0001b - OCS comes from OCS pin

0010b - OCS comes from GPIO

1111b - OCS is force on (for testing)

All other values are reserved.

TABLE 5-50:

PORT 7 OCS SELECT REGISTER

OCS_CFG_SEL7

(0X3C38)

Port 7 OCS Select

Bit

Name

R/W

Description

7:4

Reserved

R/W

Reserved.

3:0

OCS_SEL

R/W

This selects the source for the port power for port1

0000b - The port is disabled

0001b - OCS comes from OCS pin

0010b - OCS comes from GPIO

1111b - OCS is force on (for testing)

All other values are reserved.

TABLE 5-51:

CHARGING DOWNSTREAM DETECTED REGISTER

CDP_DETECT

(0X5246)

Charging Downstream Detected

Bit

Name

R/W

Description

Reserved

R/W

Reserved

P7_CDP

R/W

0 = No CDP handshake detected.

1 = Charging Downstream Port handshake detected prior to

enumeration.

P6_CDP

R/W

0 = No CDP handshake detected.

1 = Charging Downstream Port handshake detected prior to

enumeration.

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