adm8515 Infineon Technologies Corporation, adm8515 Datasheet - Page 45

• Manufacturer Part Number: adm8515
• Description: Usb2.0 To 10/100 Mbit/s Ethernet Lan Controller Adm8515/x
• Manufacturer: Infineon Technologies Corporation

PHY Access Control
PHYAC
PHY Access Control
Field
DO
RDPHY
WRPHY
PHYRA
USB Bus Status
USBBS
USB Bus Status
Field
USBR
USBS
Transmit Status 1
Data Sheet
Bits
7
6
5
4:0
Bits
1
0
Type
rw
rw
rw
rw
Type
rw
rw
Description
Done
Set by HW to indicate successful completion of PHY access. Clear by SW
when initiate a new access to PHY.
Read Access to PHY Register
Set by SW to initiate a read access to PHY register. SW set this bit after
it well setting the phy_addr and phyreg_addr.
Write Access to PHY Register
Set by SW to initiate a write access to PHY register. SW set this bit after
it well setting the phy_addr, phyreg_addr and phyreg_data.
PHY Register Address
Description
USB Bus in Resume State
It is cleared by reading this register.
1
USB Bus in Suspend State
It is cleared by reading this register.
1
B
B
RS, Means USB bus in resume state
SS, Means USB bus in suspend state
Offset
Offset
2A
28
45
H
H
Registers DescriptionSystem Registers
Rev. 1.21, 2005-11-08
ADM8515/X
Reset Value
Reset Value
00
00
H
H