Toshiba – Toshiba TMP87CP24AF User Manual
Page 33
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TOSHIBA
TMP87CM24A/P24A
15
14
13
12
11
10
9
8
7
6
5 4 3 2 1 0
1
IL
i
5
IL
i
4
IL
13
; IL
12
i IL
11
IL
10
IL
9
ILs
1
IL
7
iLe ; IL
5
; IL
4
; IL
3
; IL
2
1
IL
h
(003D
h
)
IL
l
(003C
h
)
(Initial Value : 00000000 000000**)
1EF
15
EF
i
4
EF
13
: EF
12
:
EF
ii
EF
10
EFg
EF? 1 EF
7
EFe ; EFs ; EF
4
1 1 IMF 1
N____
____ ^
_________________________________ /
IL
(003C, 003D
h
)
EIR
(003A, 003B
h
)
EIR
h
(003B
h
)
EIR
l
(003A
h
)
(Initial Value : 00000000 0000***0)
Note 1: Do not use any read-modify-write instruction such as bit manipulation for clearing IL
Note 2: Do not clear IL
2
to "0 " by an instruction.
Note 3: Do not set IMF to "1" during non-maskable interrupt service program.
Note 4: When manipulating IL or EF, clear IMF (to disable interrupts ) beforehand.
Note 5: Do not set IMF to "1" simultaneously with EF15 to EF4.
Figure 1-23. Interrupt Latch (IL) and Interrupt Enable Register (EIR)
3
-
24-33
2002
-
10-03