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H8S2245 датащи(PDF) 150 Page - Renesas Technology Corp

номер детали H8S2245
подробное описание детали  Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
PDF  818 Pages
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производитель  RENESAS [Renesas Technology Corp]
домашняя страница  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

H8S2245 датащи(HTML) 150 Page - Renesas Technology Corp

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Section 5 Interrupt Controller
Rev.3.00 Mar. 26, 2007 Page 108 of 772
REJ09B0355-0300
5.2.3
IRQ Enable Register (IER)
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
0
IRQ0E
0
R/W
2
IRQ2E
0
R/W
1
IRQ1E
0
R/W
Bit
Initial value
R/W
:
:
:
IER is an 8-bit readable/writable register that controls enabling and disabling of interrupt requests
IRQ7 to IRQ0.
IER is initialized to H'00 by a reset and in hardware standby mode.
Bits 7 to 0—IRQ7 to IRQ0 Enable (IRQ7E to IRQ0E): These bits select whether IRQ7 to
IRQ0 are enabled or disabled.
Bit n
IRQnE
Description
0
IRQn interrupts disabled
(Initial value)
1
IRQn interrupts enabled
Note:
n = 7 to 0
5.2.4
IRQ Sense Control Registers H and L (ISCRH, ISCRL)
ISCRH
15
IRQ7SCB
0
R/W
14
IRQ7SCA
0
R/W
13
IRQ6SCB
0
R/W
12
IRQ6SCA
0
R/W
11
IRQ5SCB
0
R/W
8
IRQ4SCA
0
R/W
10
IRQ5SCA
0
R/W
9
IRQ4SCB
0
R/W
Bit
Initial value
R/W
:
:
:
ISCRL
7
IRQ3SCB
0
R/W
6
IRQ3SCA
0
R/W
5
IRQ2SCB
0
R/W
4
IRQ2SCA
0
R/W
3
IRQ1SCB
0
R/W
0
IRQ0SCA
0
R/W
2
IRQ1SCA
0
R/W
1
IRQ0SCB
0
R/W
Bit
Initial value
R/W
:
:
:



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