Sample Code Description; Scheduler; Interrupts - Honeywell ISA100 Gen X User Manual

7.1 Scheduler

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7.2 Interrupts

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2
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4
Release Independent
April 2018

7. Sample Code Description

Sl No File
Main
SL No Interrupts
Timer Interrupt
SPI chip select interrupt
SPI Receive Interrupt
IR Interrupt
ISA100 Gen X Radio Module User's Guide
Description
The Sensor firmware has a round robin
scheduler for

Processing IR events

Processing SPI received messages ,
timed functions- Sensor

UAPMO and Display tasks every 1
second

Alarms every 2 minutes,

Power status every 1 minute

Query power status every 5 seconds
until the device joins and then puts the
device to sleep.
Interrupt Description
Occurs every 250 msec
Selects the Sensor for SPI transmission
On reception of a Data Byte
IR reception or time outs
Honeywell
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