FUJITSU MB86617A - Manual (Page 66)

LSI S pecification MB86617A
Rev.1.0 Fujitsu VLSI
61
7.27. FIFO Reset Setting Register
FIFO reset setting register sets force reset of bridge and each FIFO.
AD R/W
Bit
15
Bit
14
Bit
13
Bit
12
Bit
11
Bit
10
Bit
9
Bit
8
Bit
7
Bit
6
Bit
5
Bit
4
Bit
3
Bit
2
Bit
1
Bit
0
4Ch R/W reset-B
resetT
SP
FIFO-
B
reset
BRG
FIFO-
B
- - - - -
reset-
A
reset
TSP
FIFO-
A
reset
BRG
FIFO-
A
- - - - -
Initial Value ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’
BIT Bit Name Action Value Function
0 Releases forced reset of bridge-Bch.
15 reset-B
Read/
Write
1 Executes forced reset of bridge-Bch.
0 Releases FIFO reset on TSP -IC I/F side of bridge-Bch.
14
reset TSP
FIFO-B
Read/
Write
1 Resets FIFO on TSP-IC I/F side of bridge-Bch.
0 Releases FIFO reset on LINK-I/F side of bridge-Bch.
13
reset BRG
FIFO-B
Read/
Write
1 Resets FIFO on LINK I/F side of bridge-Bch.
Read - Always indicate ‘0’.
12 - 8 reserved
Write - Always write in ‘0’.
0 Releases forced reset of bridge-Ach.
7 reset-A
Read/
Write
1 Execute forced reset of bridge-Ach.
0 Releases FIFO reset on TSP -IC I/F side of bridge-Ach.
6
reset TSP
FIFO-A
Read/
Write
1 Resets FIFO on TSP-IC I/F of bridge-Ach.
0 Releases FIFO reset on LINK-I/F side of bridge-Ach.
5
reset BRG
FIFO-A
Read/
Write
1 Resets FIFO on LINK I/F side of bridge-Ach.
Read - Always indicate ‘0’.
4 - 0 Reserved
Write - Always write in ‘0’.
Note 1) This register is not cleared automatically.
After writing ‘1’, check the state and then write ‘0’.
Note 2) Do not set ‘1’ to this register during transmit/receive execution.