Index
403
subroutines, 63
T
table data
processing
, 289–290
Task Error Flag
, 179
Task Flags
, 178
tasks, 13, 163
advantages
, 164
creating tasks
, 197
cyclic tasks
, 165, 168
description
, 15
designing
, 181
examples
, 179
execution
, 174
execution conditions
, 170
execution time
, 20
features
, 164
flags
, 178
interrupt tasks
, 165, 168, 184
introduction
, 168
limitations
, 177
operation of Condition Flags
, 176
relationship to block programs
, 182
See also cyclic tasks
See also interrupt tasks
status
, 17
task control instructions, 160
task numbers
, 175
timers
, 176
text strings
operands
, 31
text string processing instructions
, 157
time
setting the clock
, 5
timers
, 313
creating with schedule interrupts
, 321
trial operation, 361
U
Units
profiles
, 334
unsigned binary data
, 32
up-differentiated instructions
, 36
user program, 6–7
See also programming
User Program Date, 332
V–W
write-protection, 330
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