HD6413003RF Datasheet, PDF (103/715 Pages) Renesas Technology Corp – Microcontroller (MCU)

5.2.4 IRQ Enable Register (IER)
IER is an 8-bit readable/writable register that enables or disables IRQ₀ to IRQ₇ interrupt requests.
Bit
Initial value
Read/Write
7
IRQ7E
0
R/W
6
IRQ6E
0
R/W
5
IRQ5E
0
R/W
4
IRQ4E
0
R/W
3
IRQ3E
0
R/W
2
IRQ2E
0
R/W
1
IRQ1E
0
R/W
0
IRQ0E
0
R/W
IRQ ₇ to IRQ₀ enable
These bits enable or disable IRQ ₇ to IRQ₀ interrupts
IER is initialized to H'00 by a reset and in hardware standby mode.
Bits 7 to 0—IRQ₇ to IRQ₀ Enable (IRQ7E to IRQ0E): These bits enable or disable IRQ₇ to
IRQ₀ interrupts.
Bits 7 to 0
IRQ7E to IRQ0E
0
1
Description
IRQ₇ to IRQ₀ interrupts are disabled
IRQ₇ to IRQ₀ interrupts are enabled
(Initial value)
85