Z8FS021 Datasheet, PDF (23/68 Pages) Zilog, Inc. – Select from an assortment of lenses and pyroelectric sensors to best fit your application

ZMOTION^® Intrusion Detection
Product Specification
15
20-Pin Device All external Timer 0 functions are available for the
user application.
28-Pin Device All external Timer 0 functions are available for the
user application.
Timer 1
8-Pin Device
T1IN is configured as ANA2 to support the signal
input from the pyroelectric sensor and is not available
to the user application. All other Timer 1 functions are
available.
20-Pin Device All external Timer 1 functions are available for the
user application.
28-Pin Device All external Timer 1 functions are available for the
user application.
Watchdog Timer
No changes or limitations are placed on WDT functions by the PIR Engine; the WDT is
available to the user application.
Comparator
8-Pin Device
The external pin that carries COUT is configured as
ANA2 to support the signal input from the Pyroelectric
sensor. However, the Comparator is still able to
generate an interrupt internally without COUT.
20-Pin Device All external Comparator functions are available for
the user application.
28-Pin Device All external Comparator functions are available for
the user application.
PS028806-0315
Peripherals