Allen-Bradley PLC-2/30 - Page 345

Index
I–3
ladder diagram logic, 42
last state switch, 26
leading edge oneshot, 191
les and equ instructions, 64
loading memory from a data cartridge tape,
87
loading memory from cassette tape, 84
local system structure, 27
local systems, 715
local/remote system structure, 29
logic instructions, filetofile AND, OR,
XOR, 523
M
manually initiated report generation, 911
masking
input data, 1510
output data, 155
memory
organization, 32
structure, 31
write protect, 22
message
control word file - MS, 0, 94
delete - MD, 97
index - MI, 97
print - MP, 96
report - MR, 97
storage area, 317
store - MS, 95
messages 16, 913
mode select switch, 21
multiple jumps to the same label, 113
multiple reads of different block lengths
from one module, 108
multiply instruction, 614
N
nested subroutines, 1111
notational conventions, 41
number systems, B1
O
octal numbering system, B2
online programming, 423
one shot, 191
operating instructions, 414
operation, 1014
operation of the sequencer input instruction,
1510
operation of the sequencer load instruction,
1513
operation of the sequencer output
instruction, 154
output instructions, 45
output override and I/O update instructions,
71
output overrides, 71
P
peripheral functions, 81
powerup recovery, 25
processor diagnostic indicators, 24
program execution, C6
program for determining scan time, 518
program recommendations, 432
program scan time computation, C9
program verification, 85
programming
.01second timers, C1
arithmetic instructions, 615
bit shift left instruction, 143
bit shift right instruction, 146
block transfer read and write instructions,
106
compensation, C7
considerations, 1018
data manipulation instructions, 69
examine off shift bit instruction, 146
examine on shift bit instruction, 148
FIFO load and FIFO unload instruction,
138
file instructions, 1211
filetofile move instructions, 1214
filetoword move instructions, 1216
immediate I/O instructions, 78
jump/subroutine instructions, 113
number conversion instructions
BCD to binary, 617
binary to BCD, 618
relaytype instructions, 413
remote fault zone, 79
reset shift bit instruction, 1411
sequencer input instruction, 1511
sequencer load instruction, 1514
sequencer output instruction, 156
set shift bit instruction, 149
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