Table 6-80. Specad1Bot Register; Table 6-81. Specad1Bot Fields; Table 6-82. Specad1Top Register; Table 6-83. Specad1Top Fields - Sharp LH79524 User Manual

Ethernet MAC Controller

6.3.4.3 Specific Address 1 Bottom (SPECAD1BOT)

This register contains the least-significant bits (bits [31:0]) of the destination address.
Bit zero indicates whether the address is multicast or unicast and corresponds to the least
significant bit of the first byte received
MAC address.
BIT
FIELD
RESET
TYPE
BIT
FIELD
RESET
TYPE
ADDR
BITS
31:0 SPECAD1BOT
6.3.4.4 Specific Address 1 Top (SPECAD1TOP)
This register contains the most-significant bits of the destination address (bits [47:32])
BIT
FIELD
RESET
TYPE
BIT
FIELD
RESET
TYPE
ADDR
BITS
31:16
15:0
6-50

Table 6-80. SPECAD1BOT Register

31 30 29 28 27
0 0 0 0 0
RW RW RW RW RW
15 14 13 12 11
0 0 0 0 0
RW RW RW RW RW

Table 6-81. SPECAD1BOT Fields

NAME
Least Significant Destination Address Bits Least significant bits of
the destination address.

Table 6-82. SPECAD1TOP Register

31 30 29 28 27
0 0 0 0 0
RO RO RO RO RO
15 14 13 12 11
0 0 0 0 0
RW RW RW RW RW

Table 6-83. SPECAD1TOP Fields

NAME
/// Reserved Reading returns 0. Write the reset value.
Most Significant Destination Address Bits The most significant bits
SPECAD1TOP
of the destination address, that is bits 47 to 32.
. SPECAD1 should be programmed with the system
26 25 24 23
SPECAD1BOT
0 0 0 0
RW RW RW RW
10 9 8 7
SPECAD1BOT
0 0 0 0
RW RW RW RW
0xFFFC7000 + 0x98
FUNCTION
26 25 24 23
///
0 0 0 0
RO RO RO RO
10 9 8 7
SPECAD1TOP
0 0 0 0
RW RW RW RW
0xFFFC7000 + 0x9C
FUNCTION
Version 1.0
LH79524/LH79525 User's Guide
22 21 20 19 18
0 0 0 0 0
RW RW RW RW RW
6 5 4 3 2
0 0 0 0 0
RW RW RW RW RW
22 21 20 19 18
0 0 0 0 0
RO RO RO RO RO
6 5 4 3 2
0 0 0 0 0
RW RW RW RW RW
17 16
0 0
RW RW
1 0
0 0
RW RW
.
17 16
0 0
RO RO
1 0
0 0
RW RW