r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 312
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r8a77850anbg
Manufacturer Part Number
r8a77850anbg
Description
Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R8A77850ANBG.pdf
(1692 pages)
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Company:
Part Number:
r8a77850anbgV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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10. Interrupt Controller (INTC)
(3)
INTPRI is a 32-bit readable/writable register used to set the priorities of IRQ[7:0] (as levels from
15 to 0). These settings are only valid for IRQ/IRL7 to IRQ/IRL4 or IRQ/IRL3 to IRQ/IRL0 when
set up as individual IRQ interrupts (IRQ7 to IRQ0 interrupts) by setting the IRLM0 or IRLM1 bit
in ICR0 to 1.
Note: Interrupt priorities are established by setting values from H'F to H'1 in each of the 4-bit
Rev.1.00 Jan. 10, 2008 Page 282 of 1658
REJ09B0261-0100
Initial value:
Initial value:
Bit
31 to 28
27 to 24
23 to 20
19 to 16
15 to 12
11 to 8
7 to 4
3 to 0
R/W:
R/W:
Interrupt Priority Register (INTPRI)
Bit:
Bit:
fields. A larger value corresponds to a higher priority. When the value H'0 is set in a field,
the corresponding interrupt request is masked (initial value).
Name
IP0
IP1
IP2
IP3
IP4
IP5
IP6
IP7
R/W
R/W
31
15
0
0
R/W
R/W
30
14
0
0
Initial
Value
H'0
H'0
H'0
H'0
H'0
H'0
H'0
H'0
IP0
IP4
R/W
R/W
29
13
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
28
12
0
0
R/W
R/W
27
11
0
0
Description
Set the priority of IRQ0 as an individual pin interrupt request.
Set the priority of IRQ1 as an individual pin interrupt request.
Set the priority of IRQ2 as an individual pin interrupt request.
Set the priority of IRQ3 as an individual pin interrupt request.
Set the priority of IRQ4 as an individual pin interrupt request.
Set the priority of IRQ5 as an individual pin interrupt request.
Set the priority of IRQ6 as an individual pin interrupt request.
Set the priority of IRQ7 as an individual pin interrupt request.
R/W
R/W
26
10
0
0
IP5
IP1
R/W
R/W
25
0
9
0
R/W
R/W
24
0
8
0
R/W
R/W
23
0
7
0
R/W
R/W
22
0
6
0
IP6
IP2
R/W
R/W
21
0
5
0
R/W
R/W
20
0
4
0
R/W
R/W
19
0
3
0
R/W
R/W
18
0
2
0
IP3
IP7
R/W
R/W
17
0
1
0
R/W
R/W
16
0
0
0
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