w89c940 Winbond Electronics Corp America, w89c940 Datasheet - Page 28
w89c940
Manufacturer Part Number
w89c940
Description
Elanc-pci Twisted-pair Ether-lan Controller With Pci Interface
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W89C940.pdf
(61 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
w89c940F
Manufacturer:
WINBOND
Quantity:
727
- Current page: 28 of 61
- Download datasheet (363Kb)
The timing is the same as the figure I/O Read Transaction, except the IDSEL is asserted during the address
phase. The transaction access the configuration registers of the device.
Target Initiated Termination
The W89C940 device can only work in slave mode. It respond to the request from the master device and act as
a target. Sometimes the target are unable to answer the master device and initiate a termination. There are two
types of termination will occur. The first one is disconnect-C/Retry type. The second one is Target Abort type.
The timing is as shown in the figure
The first type is the Disconnect-C/Retry type, as shown in the figure
CLK
FRAME#
IDSEL
C_BE[3:0]#
IRDY#
TRDY#
DEVSEL#
STOP#
PAR
AD[31::0]
1
ADDRESS
BUS CMD
2
3
28
4
DATA
BE#'s
5
6
7
W89C940
8
Related parts for w89c940
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Winbond H/w Monitoring Ic
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Lpc I/o
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Smbus Gpi/o
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond I/o
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Clock Generator For Intel P4 Springdale Series Chipset
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Clock Generator For Intel P4 Springdale Series Chipset
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Clock Generator For Intel P4 Springdale Series Chipset P4 Springdale Series Chipset
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Clock Generator For Intel P4 845 Series Chipset
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Clock Generator For Via P4/kt Series Chipset
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Clock Generator For Intel 915/925 Chipsets
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond H/w Monitoring Ic
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Lpc I/o
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond Smbus Gpi/o
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Winbond I/o
Manufacturer:
Winbond Electronics Corp America
Datasheet:
Part Number:
Description:
Pa-risc Embedded Controller
Manufacturer:
Winbond Electronics Corp America
Datasheet: