Z8FMC04100 ZILOG [Zilog, Inc.], Z8FMC04100 Datasheet - Page 69

• Manufacturer Part Number: Z8FMC04100
• Description: Z8 Encore-R Motor Control Flash MCUs
• Manufacturer: ZILOG [Zilog, Inc.]

PS024604-1005
Bit
Position
[3:0]
PAxxSEL
RESET
FIELD
ADDR
BITS
R/W
Caution:
If 09H in Port A Address Register, accessible through the Port A and Port C Control Register
Value
(H)
0
1
R
7
0
Table 25. Interrupt Port Select Sub-Register (IRQPS)
Interrupt Port Select Register
The Interrupt Port Select Register, shown in Table 25, is used to select which Port A pins
are used as interrupts.
Port B Alternate Function 1 Subregisters
The Port B Alternate Function Subregisters, shown in Table 26, is accessed through the
Port B Control Register by writing
nate Function subregister selects the alternate functions for the selected pins. Refer to the
GPIO Alternate Functions
ated with each port pin.
Do not enable alternate function for GPIO port pins which do not have an associated al-
ternate function. Failure to follow this guideline may result in unpredictable operation.
Description
Interrupt Port Select x
An interrupt request is generated on PAx, where x indicates (0 through 3)
An interrupt request is generated on PAx, where x indicates (4 through 7)
R
6
0
Reserved
R
5
0
section on page 36 to determine the alternate function associ-
P R E L I M I N A R Y
08H
R
4
0
to the Port B Address Register. The Port B Alter-
PA73SEL
R/W
3
0
Z8FMC16100 Series Flash MCU
PA62SEL
R/W
2
0
Product Specification
Port A–C Control Registers
PA51SEL
R/W
1
0
PA40SEL
R/W
0
0
47