AM79C971VCW Advanced Micro Devices, AM79C971VCW Datasheet - Page 198

• Manufacturer Part Number: AM79C971VCW
• Description: PCnet-FAST Single-Chip Full-Duplex 10/100 Mbps Ethernet Controller for PCI Local Bus
• Manufacturer: Advanced Micro Devices

Am79C971 Bus Configuration Registers
198
RAP
Addr
18
19
16
17
0
1
2
4
5
6
7
9
Register
MSRDA
MSWRA
MC
LED0
LED1
LED2
LED3
FDC
IOBASEL
IOBASEU
BSBC
EECAS
Programs width of DMA read signal (DEFAULT = 5)
Programs width of DMA write signal (DEFAULT = 5)
Miscellaneous Configuration bits: (DEFAULT = 2)
8000
4000
2000
1000
Programs the function and width of the LED0 signal. (DEFAULT = 00C0)
8000
4000
2000
1000
Programs the function and width of the LED1 signal. (DEFAULT = 0084)
8000
4000
2000
1000
Programs the function and width of the LED2 signal. (DEFAULT = 0088)
8000
4000
2000
1000
Programs the function and width of the LED3 signal. (DEFAULT = 0090)
8000
4000
2000
1000
Full-Duplex Control. (DEFAULT= 0000)
8000
4000
2000
1000
I/O Base Address Lower
I/O Base Address Upper
Burst Size and Bus Control (DEFAULT = 2101)
8000
4000
2000
1000
EEPROM Control and Status (DEFAULT = 0002)
8000
4000
2000
1000
LEDOUT
LEDPOL
LEDDIS
100E
LEDOUT
LEDPOL
LEDDIS
100E
LEDOUT
LEDPOL
LEDDIS
100E
LEDOUT
LEDPOL
LEDDIS
100E
--
--
--
--
--
TMAULOOP
--
--
ROMTMG3
ROMTMG2
ROMTMG1
ROMTMG0
PVALID
PREAD
EEDET
--
0800
0400
0200
0100
0800
0400
0200
0100
0800
0400
0200
0100
0800
0400
0200
0100
0800
0400
0200
0100
0800
0400
0200
0100
0800
0400
0200
0100
0800
0400
0200
0100
Am79C971
--
--
--
--
MPSE
FDLSE
DXCVRCTL
DXCVRCTL
DXCVRCTL
DXCVRCTL
APROMWE
--
--
--
MIISE
MIISE
MPSE
FDLSE
MIISE
MPSE
FDLSE
MIISE
MPSE
FDLSE
MEMCMD
NOUFLO
EXTREQ
--
--
--
--
--
Contents
0080
0040
0020
0010
0080
0040
0020
0010
0080
0040
0020
0010
0080
0040
0020
0010
0080
0040
0020
0010
0080
0040
0020
0010
0080
0040
0020
0010
0080
0040
0020
0010
TSTSHDW1
--
--
DRACC
PSE
LINKSE
RCVME
XMTE
PSE
LINKSE
RCVME
XMTE
PSE
LINKSE
RCVME
XMTE
PSE
LINKSE
RCVME
XMTE
--
--
--
--
INITLEVEL
DWIO
BREADE
BWRITE
--
--
--
EEN
0008
0004
0002
0001
0008
0004
0002
0001
0008
0004
0002
0001
0008
0004
0002
0001
0008
0004
0002
0001
0008
0004
0002
0001
0008
0004
0002
0001
0008
0004
0002
0001
EDO
TSTSHDW0
RCVE
JABE
COLE
RCVE
JABE
COLE
RCVE
JABE
COLE
RCVE
JABE
COLE
RXPOLE
RXPOLE
RXPOLE
EADISEL
RXPOLE
--
FDRPAD
AUIFD
FDEN
LINBC2
LINBC1
LINBC0
XMAUSEL
AWAKE
ASEL
--
ECS
ESK
EDI/