HD6413008F RENESAS [Renesas Technology Corp], HD6413008F Datasheet - Page 589

• Manufacturer Part Number: HD6413008F
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
• Manufacturer: RENESAS [Renesas Technology Corp]

IER—IRQ Enable Register
ISR—IRQ Status Register
Initial value
Read/Write
Initial value
Read/Write
Note: * Only 0 can be written to clear the flag.
Bit
Bit
Note: n = 5 to 0
R/W
IRQ5F to IRQ0F
IRQ5 to IRQ0 flags
⎯
⎯
⎯
7
0
7
0
Bits 5 to 0
0
1
R/W
⎯
⎯
6
0
⎯
6
0
[Clearing conditions]
• Read IRQnF when IRQnF = 1, then write 0 in IRQnF.
• IRQnSC = 0, IRQn input is high, and interrupt exception
• IRQnSC = 1 and IRQn interrupt exception handling is being
• IRQnSC = 0 and IRQn input is low.
• IRQnSC = 1 and IRQn input changes from high to low.
[Setting conditions]
R/(W)*
IRQ5F
IRQ5E
handling is being carried out.
carried out.
5
0
R/W
5
0
IRQ
R/(W)*
IRQ4F
0
1
Setting and Clearing Conditions
4
0
IRQ4E
5
R/W
to IRQ
IRQ
IRQ
4
0
R/(W)*
5
5
IRQ3F
to IRQ
to IRQ
0
3
0
enable
IRQ3E
Rev.4.00 Aug. 20, 2007 Page 545 of 638
R/W
H'EE015
H'EE016
3
0
0
0
R/(W)*
IRQ2F
interrupts are disabled
interrupts are enabled
2
0
Appendix B Internal I/O Registers
IRQ2E
R/W
2
0
R/(W)*
IRQ1F
1
0
IRQ1E
R/W
Interrupt Controller
Interrupt Controller
R/(W)*
IRQ0F
1
0
0
0
REJ09B0395-0400
IRQ0E
R/W
0
0