ax88190 ASIX Electronics Corporation, ax88190 Datasheet - Page 18

• Manufacturer Part Number: ax88190
• Description: Pcmcia 10/100m Fast Ethernet Mac Controller
• Manufacturer: ASIX Electronics Corporation

4.3 Registers Operation
Tab - 14 Page 0 of MAC Core Registers Mapping
All registers of MAC Core are 8-bit wide and mapped into pages which are selected by PS in the
Command Register.
PAGE 0 (PS1=0,PS0=0)
OFFSET
AX88190
0AH
0DH
0BH
0CH
0EH
1EH
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
0FH
10H
11H
12H
13H
14H
15H
16H
17H
1FH
to
Command Register
( CR )
Page Start Register
( PSTART )
Page Stop Register
( PSTOP )
Boundary Pointer
( BNRY )
Transmit Status Register
( TSR )
Number of Collisions Register
( NCR )
Current Page Register
( CPR )
Interrupt Status Register
( ISR )
Current Remote DMA Address 0
( CRDA0 )
Current Remote DMA Address 1
( CRDA1 )
Reserved
Reserved
Receive Status Register
( RSR )
Frame Alignment Errors
( CNTR0 )
CRC Errors
( CNTR1 )
Missed Packet Errors
( CNTR2 )
Data Port
IFGS1
IFGS2
MII/EEPROM Access
-
Inter-frame Gap (IFG)
Reserved
Reset
READ
PCMCIA Fast Ethernet MAC Controller
18
Command Register
( CR )
Page Start Register
( PSTART )
Page Stop Register
( PSTOP )
Boundary Pointer
( BNRY )
Transmit Page Start Address
( TPSR )
Transmit Byte Count Register 0
( TBCR0 )
Transmit Byte Count Register 1
( TBCR1 )
Interrupt Status Register
( ISR )
Remote Start Address Register 0
( RSAR0 )
Remote Start Address Register 1
( RSAR1 )
Remote Byte Count 0
( RBCR0 )
Remote Byte Count 1
( RBCR1 0
Receive Configuration Register
( RCR )
Transmit Configuration Register ( TCR )
Data Configuration Register
( DCR )
Interrupt Mask Register
( IMR )
Data Port
IFGS1
IFGS2
MII/EEPROM Access
Test Register
Inter-frame Gap (IFG)
Reserved
Reserved
ASIX ELECTRONICS CORPORATION
WRITE