US38024-BAG1 Renesas Electronics America, US38024-BAG1 Datasheet - Page 101

• Manufacturer Part Number: US38024-BAG1
• Description: DEV EVALUATION KIT H8/38024
• Manufacturer: Renesas Electronics America
• Series: H8®r
• Type: MCUr

Specifications of US38024-BAG1

• Contents: 2G (Second-generation) Evaluation Board, HEW debugger support, Cable and CD-ROM
• For Use With/related Products: H8/38024
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

3.3.2
Table 3.3 lists the registers that control interrupts.
Table 3.3
Name
IRQ edge select register
Interrupt enable register 1
Interrupt enable register 2
Interrupt request register 1
Interrupt request register 2
Wakeup interrupt request register
Wakeup edge select register
Note: * Write is enabled only for writing of 0 to clear a flag.
IRQ Edge Select Register (IEGR)
IEGR is an 8-bit read/write register used to designate whether pins IRQ
are set to rising edge sensing or falling edge sensing. For the IRQAEC pin edge sensing
specifications, see section 9.7, Asynchronous Event Counter (AEC).
Bits 7 to 5—Reserved
Bits 7 to 5 are reserved: they are always read as 1 and cannot be modified.
Bit
Initial value
Read/Write
Interrupt Control Registers
Interrupt Control Registers
⎯
⎯
7
1
⎯
⎯
6
1
⎯
⎯
Abbreviation
IEGR
IENR1
IENR2
IRR1
IRR2
IWPR
WEGR
5
1
IEG4
R/W
4
0
Rev. 8.00 Mar. 09, 2010 Page 79 of 658
R/W
R/W
R/W
R/W
R/W *
R/W *
R/W *
R/W
IEG3
R/W
3
0
Section 3 Exception Handling
—
—
—
—
—
H'00
H'00
Initial Value
⎯
⎯
W
2
4
, IRQ
3
, IRQ
IEG1
R/W
REJ09B0042-0800
1
0
1
, and IRQ
Address
H'FFF2
H'FFF3
H'FFF4
H'FFF6
H'FFF7
H'FFF9
H'FF90
IEG0
R/W
0
0
0