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Field
Bits
SRPN
[7:0]
TOS
10
SRE
12
SRR
13
CLRR
14
SETR
15
0
[9:8], 11,
[31:16]
User's Manual
Interrupt, V1.4
Type Description
rw
Service Request Priority Number
00
Service request is never serviced
H
01
Service request is on lowest priority
H
...
...
FF
Service request is on highest priority
H
rw
Type of Service Control
0
CPU service is initiated
1
PCP request is initiated
rw
Service Request Enable
0
Service request is disabled
1
Service request is enabled
rh
Service Request Flag
0
No service request is pending
1
A service request is pending
w
Request Clear Bit
CLRR is required to reset SRR.
0
No action
1
Clear SRR; bit value is not stored; read always
returns 0; no action if SETR is set also.
w
Request Set Bit
SETR is required to set SRR.
0
No action
1
Set SRR; bit value is not stored; read always
returns 0; no action if CLRR is set also.
r
Reserved
Read as 0; should be written with 0.
13-4
TC1728
Interrupt System
V1.0, 2011-12
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