HD64F3048F16 Datasheet, PDF (864/903 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Register
IPRA—Interrupt Priority Register A
H'F8 Interrupt controller
Bit
Initial value
Read/Write
7
IPRA7
0
R/W
6
IPRA6
0
R/W
5
IPRA5
0
R/W
4
IPRA4
0
R/W
3
IPRA3
0
R/W
2
IPRA2
0
R/W
1
IPRA1
0
R/W
0
IPRA0
0
R/W
Priority level A7 to A0
0 Priority level 0 (low priority)
1 Priority level 1 (high priority)
• Interrupt sources controlled by each bit
Interrupt
source
Bit 7:
IPRA7
IRQ₀
Bit 6:
IPRA6
IRQ₁
Bit 5:
IPRA5
IRQ₂,
IRQ₃
Bit 4:
IPRA4
IRQ₄,
IRQ₅
Bit 3:
IPRA3
Bit 2: Bit 1: Bit 0:
IPRA2 IPRA1 IPRA0
WDT,
ITU
ITU
ITU
Refresh channel channel channel
Controller 0
1
2
IPRB—Interrupt Priority Register B
H'F9 Interrupt controller
Bit
Initial value
Read/Write
7
IPRB7
0
R/W
6
IPRB6
0
R/W
5
IPRB5
0
R/W
4

0
R/W
3
IPRB3
0
R/W
2
IPRB2
0
R/W
1
IPRB1
0
R/W
0

0
R/W
Priority level B7 to B5, B3 to B 1
0 Priority level 0 (low priority)
1 Priority level 1 (high priority)
• Interrupt sources controlled by each bit
Interrupt
source
Bit 7: Bit 6: Bit 5:
IPRB7 IPRB6 IPRB5
ITU
ITU
DMAC
channel channel
3
4
Bit 4:
—
—
Bit 3: Bit 2: Bit 1: Bit 0:
IPRB3 IPRB2 IPRB1 —
SCI
SCI
A/D
—
channel channel converter
0
1
Rev. 3.00 Sep 27, 2006 page 836 of 872
REJ09B0325-0300