486
IPRA—Interrupt Priority Register A
H'FE00
Interrupt Controller
IPRB—Interrupt Priority Register B
H'FE02
Interrupt Controller
IPRC—Interrupt Priority Register C
H'FE04
Interrupt Controller
IPRD—Interrupt Priority Register D
H'FE06
Interrupt Controller
IPRE—Interrupt Priority Register E
H'FE08
Interrupt Controller
IPRF—Interrupt Priority Register F
H'FE0A
Interrupt Controller
IPRG—Interrupt Priority Register G
H'FE0C
Interrupt Controller
IPRH—Interrupt Priority Register H
H'FE0E
Interrupt Controller
IPRI—Interrupt Priority Register I
H'FE10
Interrupt Controller
IPRJ—Interrupt Priority Register J
H'FE12
Interrupt Controller
IPRK—Interrupt Priority Register K
H'FE14
Interrupt Controller
Bit
Initial value
Read/Write
15
—
0
—
14
IPR14
1
R/W
13
IPR13
1
R/W
12
IPR12
1
R/W
11
—
0
—
10
IPR10
1
R/W
9
IPR9
1
R/W
8
IPR8
1
R/W
Bit
Initial value
Read/Write
7
—
0
—
6
IPR6
1
R/W
5
IPR5
1
R/W
4
IPR4
1
R/W
3
—
0
—
2
IPR2
1
R/W
1
IPR1
1
R/W
0
IPR0
1
R/W
Interrupt Sources and IPR Settings
Interrupt priority settings
Bits 14 to 12
IPRA
IPRB
IPRC
IPRD
IPRE
IPRF
IPRG
IPRH
IPRI
IPRJ
IPRK
IRQ0
IRQ4
IRQ8
IRQ12
DTC
—
*
TPU channel 2
8-bit timer channel 0
EXDMAC channel 1
SCI channel 1
—
*
Register
Bits 10 to 8
IRQ1
IRQ5
IRQ9
IRQ13
Interval timer
A/D converter
TPU channel 3
8-bit timer channel 1
EXDMAC channel 2
SCI channel 2
—
*
Note:
*
Reserved bits. These bits are always read as H'7 and should also be written with H'7.
Bits 6 to 4
IRQ2
IRQ6
IRQ10
IRQ14
—
*
TPU channel 0
TPU channel 4
DMAC
EXDMAC channel 3
—
*
—
*
Bits 2 to 0
IRQ3
IRQ7
IRQ11
IRQ15
Refresh timer
TPU channel 1
TPU channel 5
EXDMAC channel 0
SCI channel 0
—
*
—
*
Содержание H8S/2670
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