ax88190a ASIX Electronics Corporation, ax88190a Datasheet - Page 18

• Manufacturer Part Number: ax88190a
• Description: Pcmcia 10/100m Fast Ethernet Mac Controller With Embedded Memory
• Manufacturer: ASIX Electronics Corporation

The I/O Base registers (MIOBASE0 and MIOBASE1) determine the base address of the I/O range used to
access the MODEM specific registers.
I/O Base Register 0
I/O Base Register 1
4.2.2 Configuration and Status Register of MODEM (MCSR) Offset 3E2H (Read/Write)
4.2.3 I/O Base Register 0/1 of MODEM (MIOBASE0/1) Offset 3EAH/3ECH (Read/Write)
FIELD
FIELD
FIELD
7:3
7:0
7:0
2
1
0
AX88190A
R/W/C
R/W/C
R/W/C
R/W
R/W
R/W
R
R
-
Reserved
MPwrDwn : Modem power down setting
While this bit set to 1, MPWDN pin (pin 116) will be active to force modem chip into power
down mode. As for MPWDN is active high or active low. Please refer section 2.7 Power on
configuration setup signal cross reference table.
Intr : Interrupt Request
The LAN function will set this bit to 1 when it need interrupt service and set it to 0 when it
is not request interrupt service.
IntrAck : Interrupt Acknowledge
This bit will be 0. The Intr will reflect the status of interrupt requesting.
Base I/O address bit 7 – 0.
Base I/O address bit 15 – 8.
PCMCIA Fast Ethernet MAC Controller
18
DESCRIPTION
DESCRIPTION
DESCRIPTION
ASIX ELECTRONICS CORPORATION