SH7014 datasheet(109/754 Pages) RENESAS

109 / 754 page

6. Interrupt Controller (INTC)

Rev.5.00 Sep. 27, 2007 Page 75 of 716

REJ09B0398-0500

6.1.3

Pin Configuration

Table 6.1 shows the INTC pin configuration.

Table 6.1

Pin Configuration

Name

Abbreviation

I/O

Function

Non-maskable interrupt input pin

NMI

Input of non-maskable interrupt

request signal

Interrupt request input pins

IRQ0 to IRQ3,

IRQ6, IRQ7

Input of maskable interrupt request

signals

6.1.4

The INTC has the 10 registers shown in table 6.2. These registers set the priority of the interrupts

and control external interrupt input signal detection.

Table 6.2

Name

Abbr.

R/W

Initial Value Address

Access Sizes

Interrupt priority register A

IPRA

R/W

H'0000

H'FFFF8348

8, 16, 32

Interrupt priority register B

IPRB

R/W

H'0000

H'FFFF834A

8, 16, 32

Interrupt priority register C

IPRC

R/W

H'0000

H'FFFF834C

8, 16, 32

Interrupt priority register D

IPRD

R/W

H'0000

H'FFFF834E

8, 16, 32

Interrupt priority register E

IPRE

R/W

H'0000

H'FFFF8350

8, 16, 32

Interrupt priority register F

IPRF

R/W

H'0000

H'FFFF8352

8, 16, 32

Interrupt priority register G

IPRG

R/W

H'0000

H'FFFF8354

8, 16, 32

Interrupt priority register H

IPRH

R/W

H'0000

H'FFFF8356

8, 16, 32

Interrupt control register

ICR

R/W

H'FFFF8358

8, 16, 32

IRQ status register

ISR

R(W)*

H'0000

H'FFFF835A

8, 16, 32

Notes: 1. The value when the NMI pin is high is H'8000; when the NMI pin is low, it is H'0000.

2. Only 0 can be written, in order to clear flags.

SH7014 Datasheet(PDF) 109 Page - Renesas Technology Corp

SH7014 Datasheet(HTML) 109 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL