r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 377

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Section 9 Interrupt Controller (INTC)
• To clear IRQ edge-detection interrupt requests
To clear an IRQ edge-detection interrupt request from the IRQ7/IRL7 to IRQ0/IRL0 pins,
write 0 after reading 1 in the corresponding IRn (n = 0 to 7) bit in INTREQ.
The IRQ interrupt requests detected by the INTC is not cleared even if 1 is written to a
corresponding bit in INTMSK0.
Rev. 1.00 Oct. 01, 2007 Page 311 of 1956
REJ09B0256-0100