19

Figure 2 - SMC91C95 System Block Diagram for Dual Function PCMCIA Card

MODEM
CHIPSET
SMC91C95
nCE1 nCE2 nREG nWE
nIREQ
D0-D15
RESET
nIORD nIOWR
A0-A9, A15
nIOIS16 nINPACK
nWAIT
nCEnWE
nOE
nOE
D0-D7
A0-X
PCMCIA CONNECTOR
10BASE-T/AUI
INTERFACE
nRESET
INT
nCS
RDY
PWDN
RINGIN
STSCHG
RINGOUTB
SPKROUT
PHONE LINE
nMRESET
MINT
nMCS
MRDY
MPWDN
MRINGIN
MRINGOB
nFWE
nFCS
SPKRIN SPKR
CS,SK,DI,DO
SERIAL EPROM
(ISA-Hy9346)
(PCMCIA-Hy93c66)
EXTENDED
ATTRIBUTE
EPROM
2816
(Optional)