HD64F2168 Datasheet, PDF (119/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

5.3.5 IRQ Enable Registers (IER16, IER)
The IER registers control the enabling and disabling of interrupt requests IRQ15 to IRQ0.
• IER16
Bit Bit Name Initial Value R/W
7 to 0 IRQ15E to All 0
R/W
IRQ8E
Description
IRQn Enable (n = 15 to 8)
The IRQn interrupt request is enabled when this
bit is 1.
• IER
Bit Bit Name Initial Value R/W
7 to 0 IRQ7E to All 0
R/W
IRQ0E
Description
IRQn Enable (n = 7 to 0)
The IRQn interrupt request is enabled when this
bit is 1.
Rev. 3.00, 03/04, page 79 of 830