CHAPTER 7 INTERRUPT/EXCEPTION PROCESSING FUNCTION
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User’s Manual U14492EJ3V0UD
7.4.3 Exception status flag (EP)
The EP flag is bit 6 of PSW, and is a status flag used to indicate that exception processing is in progress. It is set
when an exception occurs.
31
0
PSW
Initial value
00000020H
7
NP
6
EP
5
ID
4
SAT
3
CY
2
OV
1
S Z
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit Position
Bit Name
Function
6
EP
Shows that exception processing is in progress.
0: Exception processing not in progress.
1: Exception processing in progress.
Содержание V850E/IA1 mPD703116
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