Table 6-66. Rxjab Register; Table 6-67. Rxjab Fields; Table 6-68. Underfrm Register; Table 6-69. Underfrm Fields - Sharp LH79524 User Manual

Ethernet MAC Controller

6.3.3.17 Receive Jabbers (RXJAB)

This is an 8-bit register containing the number of frames received exceeding 1,518 bytes
(1,522 if NETCONFIG:RECBYTE is 1) in length and have either a CRC error, an alignment
error, or a receive symbol error
BIT
FIELD
RESET
TYPE
BIT
FIELD
RESET
TYPE
ADDR
6.3.3.18 Undersize Frames (UNDERFRM)
This is an 8-bit register containing the number of frames received that were fewer than
64 bytes in length, but do not have either a CRC error, an alignment error, or a receive
symbol error.
BIT
FIELD
RESET
TYPE
BIT
FIELD
RESET
TYPE
ADDR
6-46

Table 6-66. RXJAB 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
RO RO RO RO RO
BITS NAME
31:8 /// Reserved Reading returns 0. Write the reset value.
7:0 RXJAB Receive Jabbers Number of receive jabbers.

Table 6-68. UNDERFRM 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
RO RO RO RO RO

Table 6-69. UNDERFRM Fields

BITS NAME
31:8 /// Reserved Reading returns 0. Write the reset value.
7:0 UNDERFRM Undersize Frames Number of undersize frames.
.
26 25 24 23
///
0 0 0 0
RO RO RO RO
10 9 8 7
0 0 0 0
RO RO RO RW
0xFFFC7000 + 0x7C

Table 6-67. RXJAB Fields

FUNCTION
26 25 24 23
///
0 0 0 0
RO RO RO RO
10 9 8 7
0 0 0 0
RO RO RO RW
0xFFFC7000 + 0x80
FUNCTION
Version 1.0
LH79524/LH79525 User's Guide
22 21 20 19 18
0 0 0 0 0
RO RO RO RO RO
6 5 4 3 2
RXJAB
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
UNDERFRM
0 0 0 0 0
RW RW RW RW RW
17 16
0 0
RO RO
1 0
0 0
RW RW
17 16
0 0
RO RO
1 0
0 0
RW RW