HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 130

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Bit
7
to
0
Bit
7
to
1
0
5.3.4
The ISCR registers select the source that generates an interrupt request at pins ,54: to ,543.
Bit
7
6
5
4
3
2
1
0
Rev. 2.0, 08/02, page 90 of 788
BARB
BARC
ISCRH
Bit Name
A15
to
A8
Bit Name
A7
to
A1
—
Bit Name
IRQ7SCB
IRQ7SCA
IRQ6SCB
IRQ6SCA
IRQ5SCB
IRQ5SCA
IRQ4SCB
IRQ4SCA
IRQ Sense Control Registers (ISCRH, ISCRL)
Initial Value
All 0
Initial Value
All 0
0
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Addresses 15 to 8
The A15 to A8 bits are compared with A15 to
A8 in the internal address bus.
Description
Addresses 7 to 1
The A7 to A1 bits are compared with A7 to A1 in
the internal address bus.
Reserved
This bit is always read as 0 and cannot be
modified.
Description
IRQn Sense Control B
IRQn Sense Control A
00: Interrupt request generated at low level of
,54Q input
01: Interrupt request generated at falling edge
of ,54Q input
10: Interrupt request generated at rising edge of
,54Q input
11: Interrupt request generated at both falling
and rising edges of ,54Q input
(n = 7 to 4)