z8f1621 ZiLOG Semiconductor, z8f1621 Datasheet - Page 89

• Manufacturer Part Number: z8f1621
• Description: High Performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Table 38. Interrupt Control Register (IRQCTL)
PS019921-0308
BITS
FIELD
RESET
R/W
ADDR
Interrupt Control Register
IRQE
R/W
7
PADxS—PAx/PDx Selection
0 = PAx is used for the interrupt for PAx/PDx interrupt request.
1 = PDx is used for the interrupt for PAx/PDx interrupt request.
where x indicates the specific GPIO Port pin number (0 through 7).
The Interrupt Control (IRQCTL) register
interrupts.
IRQE—Interrupt Request Enable
This bit is set to 1 by execution of an EI or IRET instruction, or by a direct register write of
a 1 to this bit. It is reset to 0 by executing a DI instruction, eZ8 CPU acknowledgement of
an interrupt request, or Reset.
0 = Interrupts are disabled
1 = Interrupts are enabled
Reserved—Must be 0.
6
5
4
FCFH
(Table
0
Reserved
R
3
38) contains the master enable bit for all
Z8 Encore! XP
2
Product Specification
1
®
Interrupt Controller
F64XX Series
0
75