HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 277
HD6417641
Manufacturer Part Number
HD6417641
Description
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6417641.pdf
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10.3.4
ICR3 is a 16-bit register that specifies the detection mode for external interrupt input pins IRQ7
and IRQ6 individually: rising edge, falling edge, high level, or low level. This register is
initialized to H'0000 by a power-on reset or manual reset, but is not initialized in standby mode.
Bit
15 to 4
3
2
1
0
Interrupt Control Register 3 (ICR3)
Bit Name
IRQ71S
IRQ70S
IRQ61S
IRQ60S
Initial
Value
All 0
0
0
0
0
R/W
R
R/W
R/W
R/W
R/W
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
IRQn Sense Select
These bits select whether interrupt request signals
corresponding to pins IRQ7 and IRQ6 are detected by
a rising edge, falling edge, high level, or low level.
n = 6 and 7
Bit 2n+1 Bit 2n
IRQn1S IRQn0S
0
0
1
1
0
1
0
1
: Interrupt request is detected at the
: Interrupt request is detected at the
: Interrupt request is detected on low
: Interrupt request is detected on high
falling edge of IRQn input
rising edge of IRQn input
level of IRQn input
level of IRQn input
Rev. 4.00 Sep. 14, 2005 Page 227 of 982
Section 10 Interrupt Controller (INTC)
REJ09B0023-0400
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