Index
401
floating-point math instructions, 115
increment instructions
, 99
index registers
, 285
input and output instructions
, 23, 25
input differentiation
, 36
instruction conditions
, 23
interrupt control instructions
, 134
logic instructions
, 112
loops
, 24, 63
network instructions
, 143
operands
, 24
programming locations
, 25
restrictions in tasks
, 177
sequence control instructions
, 79
sequence input instructions
, 74
sequence output instructions
, 76
serial communications instructions
, 142
special math instructions
, 114
step instructions
, 138
subroutine instructions
, 133
symbol math instructions
, 100
table data processing instructions
, 121, 125
task control instructions
, 160
text string processing instructions
, 157
timer instructions
, 83
timing
, 39
variations
, 35
interlocks
, 24, 40, 63
interrupt tasks
, 165, 168, 183–196
precautions
, 192
priority
, 190
related flags and words
, 191
interrupts
, 266
disabling
, 195
priority of interrupt tasks
, 190
See also external interrupts
IOM Hold Bit
, 325
IORF(097) refreshing
, 43
J-L
jumps, 40, 63
Less Than Flag
, 62
loops
FOR/NEXT loops
, 63
M
mathematics
floating-point math instructions
, 115
special math instructions
, 114
symbol math instructions
, 100
maximum cycle time
, 264
memory
block diagram of CPU Unit memory, 7
clearing
, 4
See also file memory
See also I/O memory
See also user memory
Memory Cards, 7, 200
initializing
, 253
precautions
, 201
messages
, 299
minimum (fixed) cycle time, 263
mnemonics
, 46
inputting
, 50
MONITOR mode
description, 9
monitoring
differential monitoring
, 361
remote monitoring
, 333
N
Negative Flag, 62
networks
network instructions, 143
no-protocol communications
, 300
O
online editing, 362
operands
constants
, 30
description, 24
specifying
, 27
text strings
, 31
operating environment
precautions
, xxviii
operating modes
description
, 9
startup mode
, 11
operation
basic operation
, 166
CPU Unit
, 1
debugging
, 361
trial operation
, 361
Output OFF Bit, 365
output OFF function
, 338
outputs
turning OFF
, 338, 365
P
Parameter Area
files
, 218
Parameter Date
, 332
peripheral servicing
priority servicing
, 348
Peripheral Servicing Priority Mode
, 348
PLC Setup, 7