Index
S7-200 SMART
716 System Manual, 09/2015, A5E03822230-AC
Illegal syntax
symbol table, 100
Immediate I/O read/writes, 57
Immediate instructions
LAD, FBD, and STL, 151
INC_B, 266
INC_DW, 266
INC_W, 266
INCB (STL-Increment byte), 266
INCD (STL-Increment double word), 266
INCW (STL-Increment word), 266
Indirect addressing
creating pointers and using indirect address, 70
example of pointer offset to access data, 74
example of pointer to access data in a table, 73
symbol table, 102
Inductive loads, 52
Input filter time, 119
Input process image register, 57
Inputs
edge detectors, 157
example bit logic, 162
NOT contact, 156
physical and in program, 55
pulse catch bits (system block), 120
reading, 57
standard contacts, 149, 151
STL logic stack, 153
Installation
clearance for airflow and cooling, 38
dimensions, 41
DIN rail, 44
expansion module (EM), 46
grounding, 50
grounding and circuit, 49
guidelines, 37
high-vibration environment, 44
inductive loads, 52
isolation, 50
lamp loads, 51
overview, 37, 42
panel, 43
separate the devices from heat, high voltage, and
electrical noise, 37
signal board (SB), 47
terminal block connector, 48
Instruction execution status bits (SMB1), 668
Instruction libraries, 411
Instructions
GET, 170
GET_ADDR, 190
GIP_ADDR, 191
loop control (PID), 268
PUT, 170
quick reference guide, 696
SET_ADDR, 190
SIP_ADDR, 191
Insulation, 567
Integral term, PID algorithm, 276
Interrupt routines, 58
elements of a user program, 88
Interrupts
attach/detach, enable/disable, conditional return,
and clear event instructions, 282
event support by CPU model, 284
example programs, 288
global interrupt enable state (SMB4), 670
interrupt queue overflow (SMB4), 670
overview, 284
priority and queuing, 288
programming guidelines, 285
time interval values for timed interrupts (SMB34-
SMB35), 674
types of interrupt events, 287
INV_B, 293
INV_DW, 293
INV_W, 293
INVB (STL-invert byte), 293
INVD (STL-invert double word), 293
INVW (STL-invert word), 293
IP address, 362
assigning, 359, 368
configuring, 363
MAC address, 370
IP router, 363
Isolation, 50
ITA, 202
ITB (STL-Integer to byte), 198
ITD (STL-Integer to double integer), 198
ITS (STL-Integer to string), 208
JMP, 301
L memory, 104
LAD editor, 95
Lamp loads, 51
LBL, 301
LD (STL stack-Load NOT immediate), 153
LD (STL stack-Load), 153
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