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M38203M4 Datasheet, PDF (182/344 Pages) Mitsubishi Electric Semiconductor – 8-BIT SINGLE-CHIP MICROCOMPUTER | |||
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APPLICATION
2.4 Timer 1, timer 2, and timer 3
Interrupt request register 2
b7 b6 b5 b4 b3 b2 b1 b0
Interrupt request register 2 (IREQ2) [Address 3D16]
B
Name
Functions
0 CNTR0 interrupt
request bit
0 : No interrupt request issued
1 : Interrupt request issued
1 CNTR1 interrupt
request bit
0 : No interrupt request issued
1 : Interrupt request issued
2 Timer 1 interrupt
request bit
3 INT2 interrupt
request bit
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
4 INT3 interrupt
request bit
0 : No interrupt request issued
1 : Interrupt request issued
5 Key input interrupt
request bit
6 Serial I/O2
interrupt request bit
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
7 Nothing is allocated. This bit cannot be written
to and is fixed to â0â at reading.
V : â0â can be set by software, but â1â cannot be set.
At reset R W
0
V
0
V
0
V
0
V
0
V
0
V
0
V
0 0Ã
Fig. 2.4.10 Structure of interrupt request register 2
2â96
3820 GROUP USERâS MANUAL
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