HD64336901G Renesas Technology, HD64336901G Datasheet - Page 79

• Manufacturer Part Number: HD64336901G
• Description: (HD64xxx Series) 16-BIT MICROCONTROLLER
• Manufacturer: Renesas Technology

3.2.6
IRR2 is a status flag register for timer B1 interrupt requests.
3.2.7
IWPR is a status flag register for WKP5 interrupt requests.
Bit
7
6
5
4 to 0
Bit
7, 6
5
4 to 0
Bit Name
IWPF5
Bit Name
IRRTB1
Interrupt Flag Register 2 (IRR2)
Wakeup Interrupt Flag Register (IWPR)
Initial
Value
All 1
0
All 0
Initial
Value
0
0
All 1
R/W
R/W
R/W
R/W
Description
Reserved
These bits are always read as 1.
WKP5 Interrupt Request Flag
[Setting condition]
When WKP5 pin is designated for interrupt input and the
designated signal edge is detected.
[Clearing condition]
When IWPF5 is cleared by writing 0
Reserved
These bits are always read as 0.
Description
Reserved
This bit is always read as 0.
Reserved
Timer B1 Interrupt Request Flag
[Setting condition]
When timer B1 overflows
[Clearing condition]
When IRRTB1 is cleared by writing 0
Reserved
These bits are always read as 1.
Rev. 1.00, 11/03, page 51 of 376