HD6433935 Hitachi, HD6433935 Datasheet - Page 483

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

IENR1—Interrupt enable register 1
Bit
Initial value
Read/Write
IENTA
R/W
Timer A interrupt enable
7
0
0 Disables timer A interrupt requests
1
Enables timer A interrupt requests
IENS1
Note: SCI1 is an internal function that performs
R/W
SCI1 interrupt enable
0 Disables SCI1 interrupt requests
1
6
0
Enables SCI1 interrupt requests
interfacing to the FLEX™ decoder
incorporated in the chip.
IENWP
R/W
Wakeup interrupt enable
0 Disables WKP
1
5
0
Enables WKP
IRQ
Note: IRQ
0 Disables IRQ
1
IEN4
R/W
4
Enables IRQ
4
0
to IRQ
interfacing to the FLEX™ decoder incorporated
in the chip.
0
7
is an internal signal that performs
7
0
IEN3
R/W
to WKP
to WKP
interrupt enable
3
0
4
4
to IRQ
to IRQ
0
0
interrupt requests
IEN2
R/W
interrupt requests
H'F3
2
0
0
0
interrupt requests
interrupt requests
IEN1
R/W
1
0
System control
IEN0
R/W
0
0
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