Fig. 6.3 Interrupt Control Register (Icr00 To Icr15) At Reading - Fujitsu MB90420/5 (A) Series Hardware Manual

<At read>
MSB
Address
0000B0 to
– –
H
0000BF
H
MSB : Most Significant Bit
LSB : Least Significant Bit
– : Unused
: Initial value

Fig. 6.3 Interrupt Control Register (ICR00 to ICR15) at Reading

INTERRUPT
S1 S0 ISE IL2
IL2 IL1
0 0
0 0
0 1
0 1
1 0
1 0
1 1
1 1
ISE
0 The interrupt sequence is started at an interrupt.
2
1 EI OS is started at an interrupt.
S1 S0
0 0
0 1
1 0
1 1
6-9
LSB
Initial value
--000111
IL1 IL0
IL0 Interrupt Level Setting Bit
0 Interrupt level 0 (highest)
1
0
1
0
1
0
1 Interrupt level 7 (no interrupt)
2
EI OS Enable Bit
2
EI
2
When EI OS in operation or not started
Stop state by end of counting
Reserved
Stop state by request issued from resource
B
OS Status