HD6413003RF Datasheet, PDF (683/715 Pages) Renesas Technology Corp – Microcontroller (MCU)

BRCR—Bus Release Control Register
H'F3
Bus controller
Bit
7
6
5
4
3
2
1
0
—
—
—
—
—
—
— BRLE
Initial value
1
1
1
1
1
1
1
0
Read/Write
—
—
—
—
—
—
—
R/W
Bus release enable
0 The bus cannot be released to an external device
1 The bus can be released to an external device
ISCR—IRQ Sense Control Register
H'F4 Interrupt controller
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
IRQ7SC IRQ6SC IRQ5SC IRQ4SC IRQ3SC IRQ2SC IRQ1SC IRQ0SC
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
IRQ₇ to IRQ₀ sense control
0 Interrupts are requested when IRQ₇ to IRQ₀ inputs are low
1 Interrupts are requested by falling-edge input at IRQ₇ to IRQ₀
IER—IRQ Enable Register
H'F5 Interrupt controller
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)
IRQ₇ to IRQ₀ enable
0 IRQ ₇ to IRQ₀ interrupts are disabled
1 IRQ ₇ to IRQ₀ interrupts are enabled
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