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REGISTER AND DATA STRUCTURES
Trace-Enable Bit - PC.te
(0) Globally disable trace faults
(1) Globally enable trace faults
Execution-Mode Flag - PC.em
(0) user mode
(1) supervisor mode
Trace-Fault-Pending - PC.tfp
(0) no fault pending
(1) fault pending
State Flag - PC.s
(0) executing
(1) interrupted
Priority Field - PC.p
(0-31) process priority
31
28
24
Reserved
(Do not modify)
Figure D-2. PC (Process Controls) Register
Section 3.7.3, "Process Controls (PC) Register" (pg. 3-21)
D-4
t
p
p
p
p p
f
s
4
3
2
1 0
p
20
16
12
e
t
m e
8
4
0
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