HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 149
HD6412240
Manufacturer Part Number
HD6412240
Description
Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6412240.pdf
(818 pages)
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5.2.2
The ICR registers are three 8-bit readable/writable registers that set the interrupt control level for
interrupts other than NMI.
The correspondence between ICR settings and interrupt sources is shown in table 5.3.
The ICR registers are initialized to H'00 by a reset and in hardware standby mode.
Bit n—Interrupt Control Level (ICRn):
Note: n = 7 to 0
Table 5.3
Bit n
ICRn
0
1
Register 7
ICRA
ICRB
ICRC
Bit
Initial value
R/W
Interrupt Control Registers A to C (ICRA to ICRC)
IRQ0
—
8-bit timer
channel 0
Description
The corresponding interrupt requests have priority level 0 (low priority)
The corresponding interrupt requests have priority level 1 (high priority)
:
:
:
Correspondence between Interrupt Sources and ICR Settings
ICR7
R/W
7
0
6
IRQ1
A/D
converter
8-bit timer
channel 1
ICR6
R/W
6
0
5
IRQ2
IRQ3
TPU
channel 0
—
ICR5
R/W
5
0
4
IRQ4
IRQ5
TPU
channel 1
SCI
channel 0
ICR4
R/W
4
0
Bits
Rev.3.00 Mar. 26, 2007 Page 107 of 772
3
IRQ6
IRQ7
TPU
channel 2
SCI
channel 1
ICR3
R/W
3
0
ICR2
Section 5 Interrupt Controller
2
DTC
—
SCI
channel 2
R/W
2
0
ICR1
R/W
REJ09B0355-0300
1
Watchdog
timer
—
—
1
0
(Initial value)
ICR0
R/W
0
0
0
—
—
—
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