4.2.4 Receive Descriptor Ring Pointer
111 111 000 00 000 0 0
543 210 987 65 432 1 0
MK50H27
IADR + 36
0
RLEN 0 0 0 0
RDRA<23:16>
IADR + 38
RDRA<15:00>
0
BIT
15
14:12
NAME
0
RLEN
DESCRIPTION
Reserved, must be written as a zero.
RECEIVE RING LENGTH is the number of entries in the Receive
Descriptor Ring expressed as a power of two.
RLEN
0
1
2
3
4
5
6
7
Number of Entries
1
2
4
8
16
32
64
128
11:08
0
07:00/15:00 RDRA
Reserved, must be written as zeroes.
RECEIVE DESCRIPTOR RING ADDRESS is the base address
(lowest address) of the Receive Descriptor Ring. The Receive De-
scriptor Address must begin on a word boundary.
4.2.5 Transmit Descriptor Ring Pointer
111 111 000 00 000 0 0
543 210 987 65 432 1 0
IADR + 40
0
TLEN
0000
TDRA<23:16>
IADR + 42
TDRA<15:00>
0
31/56