ax88790 ASIX Electronics Corporation, ax88790 Datasheet - Page 10

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ax88790

Manufacturer Part Number
ax88790
Description
Pcmcia 10/100m Fast Ethernet Controller With Embedded Phy
Manufacturer
ASIX Electronics Corporation
Datasheet

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MRDY
MRESET#
MDCS#
MPWDN
MINT
MRIN#
MAUDIO
Tab - 6 Modem interface signals group
2.7 General Purpose I/O pins group
GPI[2]/SPD
GPI[1]/DPX
GPI[0]/LINK
Tab – 7 General Purposes I/O pins group
Signal Name
Signal Name
AX88790 L
Type
Type
O/PU
O/PU
I/PU
I/PD
I/PU
I/PU
I/PU
I/PU
I/PU
O
Pin No.
Pin No.
122
121
116
120
117
119
118
113
106
103
Modem Ready: MRDY low indicates that modem is initializing the
modem after reset signal asserted or the modem is at SLEEP/STOP
mode.
Modem Reset: This signal asserts low to reset the modem chipset.
Modem Chip Select: This signal connected to modem chip select pin.
Modem Power Down: Rockwell modem chipset, this signal asserts
low to let modem chipset into power down mode. AT&T modem
chipset, this signal asserts high to let modem chipset into power down
mode.
Modem Interrupt: This signal driven by modem chipset to active
interrupt.
Ring Input: This signal is driven by DAA’s ring detect circuit. When
a telephone-ringing signal is being received.
Modem Audio: This signal is passed to PCMCIA interface via SPKR.
Read register offset 17h bit 6 value reflects this input value.
Read register offset 17h bit 5 value reflects this input value.
Read register offset 17h bit 4 value reflects this input value.
3-in-1 PCMCIA Fast Ethernet Controller
10
Description
Description
ASIX ELECTRONICS CORPORATION

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