CHAPTER 21:Ethernet MAC
634
S6J3200 Series Hardware Manual Document Number: 002-04852 Rev. *G
4.5.
Transmit Status Register (ETHERNETn_transmit_status)
Description of Transmit Status register is shown.
REGISTER_NAME
ETHERNETn_transmit_status
OFFSET
0x014
ACCESS_SIZE
W
MULTIPLE
NUMERIC_TYPE
OTHER
BIT_OFFSET
31
30
29
28
27
26
25
24
BIT_NAME
Reserved
ACCESS_TYPE
R0,WX
PROT_TYPE
Wp
INITIAL_VALUE
0x00
BIT_OFFSET
23
22
21
20
19
18
17
16
BIT_NAME
Reserved
ACCESS_TYPE
R0,WX
PROT_TYPE
Wp
INITIAL_VALUE
0x00
BIT_OFFSET
15
14
13
12
11
10
9
8
BIT_NAME
Reserved
resp_not_ok
ACCESS_TYPE
R0,WX
R,W1C
PROT_TYPE
Wp
INITIAL_VALUE
0x00
0
BIT_OFFSET
7
6
5
4
3
2
1
0
BIT_NAME
late_collisio
n_occurred
transmit_un
der_run
transmit_co
mplete
amba_error
transmit_go
retry_limit_e
xceeded
collision_oc
curred
used_bit_re
ad
ACCESS_TYPE
R,W1C
R,W1C
R,W1C
R,W1C
R,WX
R,W1C
R,W1C
R,W1C
PROT_TYPE
Wp
INITIAL_VALUE
0
0
0
0
0
0
0
0
[bit31:9] Reserved
Always read "0". Writing has no effect
[bit8] resp_not_ok: Response not OK
Set to "1" when the Ethernet MAC DMA sees BRESP not OK. Cleared by writing a "1" to this bit.
[bit7] late_collision_occurred: Late collision occurred
Only set.if the condition occurs in gigabit mode, as retry is not attempted. Cleared by writing a one to
this bit.
Содержание S6J3200 Series
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