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H8/3028F 数据表(PDF) 115 Page - Renesas Technology Corp

部件名 H8/3028F
功能描述  Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
PDF  923 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

H8/3028F 数据表(HTML) 115 Page - Renesas Technology Corp

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Rev. 2.00, 09/03, page 85 of 890
Interrupt Priority Register A (IPRA): IPRA is an 8-bit readable/writable register in which
interrupt priority levels can be set.
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
0
IPRA0
0
R/W
2
IPRA2
0
R/W
1
IPRA1
0
R/W
Priority level A7
Selects the priority level of IRQ interrupt requests
Priority level A3
Selects the priority level of WDT,
DRAM interface, and A/D converter
interrupt requests
Priority level A2
Selects the priority level of
16-bit timer channel 0 interrupt
requests
Priority level A1
Selects the priority level
of 16-bit timer channel 1
interrupt requests
Priority
level A0
Selects the
priority level
of 16-bit timer
channel 2
interrupt
requests
Selects the priority level of IRQ interrupt requests
Priority level A6
Selects the priority level of IRQ and IRQ interrupt requests
Priority level A5
Selects the priority level of IRQ and IRQ
interrupt requests
Priority level A4
0
1
23
45
IPRA is initialized to H'00 by a reset and in hardware standby mode.



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