AM79C961A Datasheet, PDF (10/85 Pages) Advanced Micro Devices – PCnet ™-ISA II Jumperless, Full Duplex Single-Chip Ethernet Controller for ISA

PRELIMINARY
BLOCK DIAGRAM: BUS MASTER MODE
AEN
DACK[3, 5–7]
DRQ[3, 5–7]
IOCHRDY
IOCS16
IOR
IOW
IRQ[3, 4, 5, 9,
10, 11, 12]
MASTER
MEMR
MEMW
REF
RESET
SBHE
BALE
SD[0-15]
LA[17-23]
SA[0-19]
SLEEP
SHFBUSY
EEDO
EEDI
EESK
EECS
ISA Bus
Interface
Unit
Buffer
Management
Unit
EEPROM
Interface
Unit
DVDD[1-7]
DVSS[1-13]
AVDD[1-4]
AVSS[1-2]
RCV
FIFO
XMT
FIFO
FIFO
Control
802.3
MAC
Core
Encoder/
Decoder
(PLS) &
AUI Port
10BASE-T
MAU
Private
Bus
Control
JTAG
Port
Control
DXCVR/EAR
CI+/–
DI+/–
XTAL1
XTAL2
DO+/–
RXD+/–
TXD+/–
TXPD+/–
IRQ15/APCS
BPCS
LED[0–3]
PRDB[0–7]
TDO
TMS
TDI
TCK
19364A-1
10
Am79C961A