w6692 Winbond Electronics Corp America, w6692 Datasheet - Page 48
w6692
Manufacturer Part Number
w6692
Description
Pci Bus Isdn S/t-controller
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W6692.pdf
(104 pages)
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value in two consecutive frames. This is effected by the microprocessor writing the MR control bit MRC to 0. An aborted
transmission is indicated by a MAB (Monitor Channel Data Abort) interrupt status at the transmitter.
7.9 PCI/MP Interface Circuit
7.9.1 PCI Slave Mode And Configuration Serial EEPROM
Management 1.1. All the signals are 5V, 33 MHz compatible. A single function, type 00h configuration header is implemented
for control of the internal ISDN device and external peripheral device(s). Memory mode and/or IO mode can be used for W6692's
register access.
equals FFFFH, a EEPROM empty condition is assumed and chip's internal default configuration data is used, otherwise, the
configuration data stored in serial EEPROM is used. The default configuration data is as follows:
FIG.7.9 SERIAL EEPROM DATA LAYOUT
After power on reset, W6692 starts to read configuration data from serial EEPROM. The first word read is Vendor ID, if it
During a transmission process, it is possible for the receiver to ask a transmission to be aborted by sending an inactive MR bit
W6692 implements slave (target) mode function which meets PCI local bus specification revision 2.2 and PCI Power
A 9346/93C46 type serial EEPROM is used for configuration data storage. The EEPORM's data layout is as follows :
Address/Byte
A
C
E
0
2
4
6
8
H
H
H
H
H
H
H
H
Vendor ID
Device ID
Class Code
Revision ID
Interface Code
Subclass Code
Base Class Code
Subsystem Vendor ID
Subsystem ID
Memory Base Address Register
IO Base Address Register
Base Class Code
Interface Code
1
Address Register Control
Subsystem Vendor ID
Subsystem ID
Vendor ID
Device ID
PMC
: 1050H (Winbond's ID)
: 6692H
: 02 04 00H
: 00H
: 00H
: 04H
: 02H
: FFFFH
: FFFFH
: Enabled and Implemented at 10H
: Enabled and Implemented at 14H
Subclass Code
Revision ID
-48 -
0
W6692 PCI ISDN S/T-Controller
Publication Release Date:
Preliminary Data Sheet
Sep 30, 1999
Revision 0.9
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