Fujitsu FR81S User Manual
CHAPTER 16: INTERRUPT REQUEST BATCH READ
4. Registers
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : INTERRUPT REQUEST BATCH READ
FUJITSU SEMICONDUCTOR CONFIDENTIAL
14
4.7. Interrupt Request Batch Read Register 4 upper-order :
IRPR4H (Interrupt Request Peripheral Read register
4H)
4H)
The bit configuration of the interrupt request batch read register 4 upper-order is explained.
This register indicates the peripheral that has issued the interrupt request. (Interrupt vector number #42)
IRPR4H : Address 0420
H
(Access : Byte, Half-word, Word)
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
PPGIR4 PPGIR5 PPGIR14 PPGIR15
Reserved
Initial value
0
0
0
0
0
0
0
0
Attribute R,WX
R,WX
R,WX
R,WX
R0,WX
R0,WX
R0,WX
R0,WX
[bit7] PPGIR4 (PPG Interrupt Request 4) : PPG4 Interrupt Request
[bit6] PPGIR5 (PPG Interrupt Request 5) : PPG5 Interrupt Request
[bit5] PPGIR14 (PPG Interrupt Request 14) : PPG14 Interrupt Request
[bit4] PPGIR15 (PPG Interrupt Request 15) : PPG15 Interrupt Request
[bit6] PPGIR5 (PPG Interrupt Request 5) : PPG5 Interrupt Request
[bit5] PPGIR14 (PPG Interrupt Request 14) : PPG14 Interrupt Request
[bit4] PPGIR15 (PPG Interrupt Request 15) : PPG15 Interrupt Request
Read value of each bit
Meaning
0
No interrupt request has been issued.
1
An interrupt request has been issued.
MB91520 Series
MN705-00010-1v0-E
517