am79c972b Advanced Micro Devices, am79c972b Datasheet - Page 12

• Manufacturer Part Number: am79c972b
• Description: Pcnet?-fast+ Enhanced 10/100 Mbps Pci Ethernet Controller With Onnow Support
• Manufacturer: Advanced Micro Devices

PIN DESIGNATIONS (PQR160, PQL176)
Listed By Group
Note: 1. Not including test features.
12
Pin Name
PCI Bus Interface
AD[31:0]
C/BE[3:0]
CLK
DEVSEL
FRAME
GNT
IDSEL
INTA
IRDY
PAR
PERR
REQ
RST
SERR
STOP
TRDY
Board Interface
LED0
LED1
LED2
LED3
TBC_IN
TBC_EN
PHY_RST
EEPROM Interface
EECS
EEDI
EEDO
EESK
Expansion ROM Interface
AS_EBOE
EBCLK
EBD[7:0]
EBDA[15:8]
EBUA_EBA[7:0]
EBWE
EROMCS
Pin Function
Address/Data Bus
Bus Command/Byte Enable
Bus Clock
Device Select
Cycle Frame
Bus Grant
Initialization Device Select
Interrupt
Initiator Ready
Parity
Parity Error
Bus Request
Reset
System Error
Stop
Target Ready
LED0
LED1
LED2
LED3
Test Pin
Test Pin
Reset to PHY
Address Strobe/Expansion Bus Output Enable
Expansion Bus Clock
Expansion Bus Data [7:0]
Expansion Bus Data/Address [15:8]
Expansion Bus Upper Address /Expansion Bus Address [7:0]
Expansion Bus Write Enable
Expansion Bus ROM Chip Select
Serial EEPROM Chip Select
Serial EEPROM Data In
Serial EEPROM Data Out
Serial EEPROM Clock
Am79C972
Type
1
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
No. of Pins
32
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
8
8
8
1
1