Rainbow Electronics W90N745CDG User Manual

Page 198

W90N745CD/W90N745CDG

Publication Release Date: September 22, 2006

193

Revision

BITS

DESCRIPTIONS

[31:8]

Reserved

[7] CCMD

USB Class Command Decode Control Enable
0: Disable, the H/W circuit doesn’t need to decode USB class command.
It will return a stall status when it received a USB Class Command.
1: Enable, the H/W circuit decodes USB class command. It will assert
an interrupt event when it received a USB Class Command.

[6] VCMD

USB Vendor Command Decode Enable
0: Disable, the H/W circuit doesn’t need to decode USB vendor
command. It will return a stall status when it received a USB Vendor
Command.
1: Enable, the H/W circuit decodes USB vendor command. It will assert
an interrupt event when it received a USB Vendor Command.

[5]

SIE_RCV

USB SIE Differential RCV Source
0: RCV generated by the SIE
1: RCV generated by the USB transceiver

[4] SUS_TST

USB Suspend Accelerate Test
0: Normal Operation
1: USB Suspend Accelerate Test (Only for Test)

[3] RWU_EN

USB Remote Wake-up Enable
0: Disable USB Remote Wake-Up Detect
1: Enable USB Remote Wake-Up Detect

[2] SUSP

USB Suspend Detect Enable
0: Disable USB Suspend Detect
1: Enable USB Suspend Detect

[1] USB_RST

USB Engine Reset
0: Normal operation
1: Reset USB Engine

[0] USB_EN

USB Engine Enable
0: disable USB Engine
1: enable USB Engine
Note: set this bit to “0”, the device is absent from host. After set
this bit to “1”, the host will detect a device attached.