Digi NS9750 User Manual
Page 362
E t h e r n e t C o n t r o l a n d S t a t u s r e g i s t e r s
3 3 8
N S 9 7 5 0 H a r d w a r e R e f e r e n c e
A060 0448
SA3
Station Address register #3
A060 0500
SAFR
Station Address Filter register
A060 0504
HT1
Hash Table Register #1
A060 0508
HT2
Hash Table Register #2
A060 0680
STAT
Statistics Register Base (45 registers)
A060 0A00
RXAPTR
RX_A Buffer Descriptor Pointer register
A060 0A04
RXBPTR
RX_B Buffer Descriptor Pointer register
A060 0A08
RXCPTR
RX_C Buffer Descriptor Pointer register
A060 0A0C
RXDPTR
RX_D Buffer Descriptor Pointer register
A060 0A10
EINTR
Ethernet Interrupt Status register
A060 0A14
EINTREN
Ethernet Interrupt Enable register
A060 0A18
TXPTR
TX Buffer Descriptor Pointer register
A060 0A1C
TXRPTR
TX Recover Buffer Descriptor Pointer register
A060 0A20
TXERBD
TX Error Buffer Descriptor Pointer register
A060 0A24
Reserved
A060 0A28
RXAOFF
RX_A Buffer Descriptor Pointer Offset register
A060 0A2C
RXBOFF
RX_B Buffer Descriptor Pointer Offset register
A060 0A30
RXCOFF
RX_C Buffer Descriptor Pointer Offset register
A060 0A34
RXDOFF
RX_D Buffer Descriptor Pointer Offset register
A060 0A38
TXOFF
Transmit Buffer Descriptor Pointer Offset register
A060 0A3C
RXFREE
RX Free Buffer register
A060 1000
TXBD
TX Buffer Descriptor RAM (256 locations)
Address
Register
Description
Table 205: Ethernet Control and Status register map