15. Buses
15.3.3
CS Recovery Cycle Insertion Enable Register (CSRECEN)
CSRECEN is used to enable or disable the insertion of recovery cycles after a write access or a read access. This register
can be written to only once after a reset. When it is written to more than one time, the operation is not guaranteed.
RCVEN0 Bit (Separate Bus Recovery Cycle Insertion Enable 0)
This bit enables or disables the insertion of read recovery cycles when, after a read access to the external bus, a read
access is made to the external bus in the same area.
Address(es): 0008 3880h
b15
b14
b13
b12
b11
b10
b9
b8
b7
b6
b5
b4
b3
b2
b1
b0
RCVEN
M7
RCVEN
M6
RCVEN
M5
RCVEN
M4
RCVEN
M3
RCVEN
M2
RCVEN
M1
RCVEN
M0
RCVEN
7
RCVEN
6
RCVEN
5
RCVEN
4
RCVEN
3
RCVEN
2
RCVEN
1
RCVEN
0
Value after reset:
00111
1100011
1110
Bit
Symbol
Bit Name
Description
R/W
b0
Separate Bus Recovery Cycle Insertion Enable
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b1
Separate Bus Recovery Cycle Insertion Enable
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b2
Separate Bus Recovery Cycle Insertion Enable 2
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b3
Separate Bus Recovery Cycle Insertion Enable 3
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b4
Separate Bus Recovery Cycle Insertion Enable 4
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b5
Separate Bus Recovery Cycle Insertion Enable 5
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b6
Separate Bus Recovery Cycle Insertion Enable 6
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b7
Separate Bus Recovery Cycle Insertion Enable 7
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b8
Multiplexed Bus Recovery Cycle Insertion Enable 0
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b9
Multiplexed Bus Recovery Cycle Insertion Enable 1
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b10
Multiplexed Bus Recovery Cycle Insertion Enable 2
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b11
Multiplexed Bus Recovery Cycle Insertion Enable 3
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b12
Multiplexed Bus Recovery Cycle Insertion Enable 4
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b13
Multiplexed Bus Recovery Cycle Insertion Enable 5
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b14
Multiplexed Bus Recovery Cycle Insertion Enable 6
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W
b15
Multiplexed Bus Recovery Cycle Insertion Enable 7
0: Recovery cycle insertion is disabled.
1: Recovery cycle insertion is enabled.
R/W