184
Am79C976
8/01/00
P R E L I M I N A R Y
0
MIIPDTINTEMII PHY Detect Transition Inter-
rupt Enable. If MIIPDTINTE is set
to 1, the MIIPDTINT bit will be
able to set the INTR bit.
Read/Write accessible. MIIP-
DTINTE is set to 0 by H_RESET
and is not affected by S_RESET
or setting the STOP bit.
1<(4
Bit
Name
Description
31-16
RES
Reserved locations. Written as
zeros and read as undefined.
15-0
LADRF[15:0]
Logical
LADRF-[15:0]. The content of this
register is undefined until loaded
from the initialization block after
the INIT bit in CSR0 has been set
or a direct register write has been
performed on this register.
Address
Filter,
Read/Write accessible. These
bits are cleared by H_RESET but
are unaffected by S_RESET, or
STOP.
2<(
Bit
Name
Description
31-16
RES
Reserved locations. Written as
zeros and read as undefined.
15-0
LADRF[31:16]
Logical Address Filter, LADRF-
[31:16]. The content of this regis-
ter is undefined until loaded from
the initialization block after the
INIT bit in CSR0 has been set or
a direct register write has been
performed on this register.
Read/Write accessible. These
bits are cleared by H_RESET but
are unaffected by S_RESET, or
STOP.
4<(
Bit
Name
Description
31-16
RES
Reserved locations. Written as
zeros and read as undefined.
15-0
LADRF[47:32]Logical
Address
Filter,
LADRF[47:32]. The content of
this register is undefined until
loaded from the initialization
block after the INIT bit in CSR0
has been set or a direct register
write has been performed on this
register.
Read/Write accessible. These
bits are cleared by H_RESET but
are unaffected by S_RESET, or
STOP.
<(
Bit
Name
Description
31-16
RES
Reserved locations. Written as
zeros and read as undefined.
15-0
LADRF[63:48]
Logical
LADRF[63:48]. The content of
this register is undefined until
loaded from the initialization
block after the INIT bit in CSR0
has been set or a direct register
write has been performed on this
register.
Address
Filter,
Read/Write accessible. These
bits are cleared by H_RESET but
are unaffected by S_RESET, or
STOP.
0+$(4
Note:
Bits 15-0 in this register are programmable
through the EEPROM.
Bit
Name
Description
31-16
RES
Reserved locations. Written as
zeros and read as undefined.
15-0
PADR[15:0] Physical
Address
Register,
PADR[15:0]. The contents of this
register
are
EEPROM after H_RESET or by
an EEPROM read command
(PREAD, BCR19, bit 14). If the
EEPROM is not present, the con-
tents of this register are unde-
fined.
loaded
from
This register can also be loaded
from the initialization block after
the INIT bit in CSR0 has been set