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LSI Specification
MB86617A
Rev.1.0 Fujitsu VLSI
32
7.4. interrupt-factor Indicate Register/interrupt-mask Setting Register
interrupt-factor indicate register is the register that indicates interrupt reported by this LSI.
Refer to “Chapter 10 Interrupt” for measure against and details of each Bit and interrupt factor.
interrupt-mask setting register is the register that controls mask of each interrupt factor generated by this LSI.
AD R/
Bit
15
Bit
14
Bit
13
Bit
12
Bit
11
Bit
10
Bit
9
Bit
8
Bit
7
Bit
6
Bit
5
Bit
4
Bit
3
Bit
2
Bit
1
Bit
0
R Interrupt-factor
06h
W interrupt-mask
R Interrupt-factor
08h
W interrupt-mask
Initial Value ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’
BIT Bit Name Action Value Function
0 Indicate that interrupt factors are not generated.
interrupt-facto
r
Read
1
Indicate that interrupt factors are generated.
After reading out this register, clear to ‘0’ automatically.
0 Do not mask interrupt factors.
15 - 0
interrupt-mask Write
1
Mask interrupt factors.
Interrupt factors masked by setting of this register are neither stored in interrupt
indicate register nor assert INT signal.