Glossary
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WDT See watchdog timer.
wiring check A check performed automatically at startup to detect wiring problems such as
reversed polarity or disconnections.
word A unit of data storage in memory that consists of 16 bits. All data areas consists
of words. Some data areas can be accessed only by words; others, by either
words or bits.
work bit A bit that can be used for data calculation or other manipulation in programming,
i.e., a ‘work space’ in memory. Also see work word.
write-protect A state in which the contents of a storage device can be read but cannot be
altered.
zone A range of positions or values which can be defined so that flags are turned ON
whenever the present position is within the range.