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Siemens SIMATIC S7-1200 Manual page 284

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Index
C
CALCULATE, 43, 102
scaling analogs, 44
Call structure, 113
Capturing the status of a code block, 33
Capturing values from an online DB, 224
CB 1241 RS485 specifications, 278
CE approval, 233
CEIL (ceiling), 101
Changing settings for STEP 7, 31
Clock
memory byte, 79
CM 1241
RS422/RS485 specifications, 280
CM 1241 RS232 specifications, 280
CM 1241 RS485 specifications, 280
CM 1243-2 AS-i
AS-i Module Features, 145
Code block
binding to a CPU or memory card, 84
calling a block, 93
capturing the status of a code block, 33
copy protection, 84
counters (quantity and memory requirements), 15
DB (data block), 91
FB (function block), 90
FC (function), 90
interrupts, 15
know-how protection, 83
monitoring, 15
nesting depth, 15
number of code blocks, 15
number of OBs, 15
organization blocks (OBs), 15
restoring the status of a code block, 33
size of the user program, 15
timers (quantity and memory requirements), 15
Code blocks, 87
Columns and headers in task cards, 32
Communication
active/passive, 132, 135, 149
AS-i address, 146
configuration, 132, 135, 149
connection IDs, 129
IP address, 80
Modbus, 157
network, 123
network connection, 124
number of connections (PROFINET), 126
parameters, 135
PROFIBUS address, 143
PROFINET and PROFIBUS, 125
284
PtP, 157
TCON_Param, 135
USS, 157
Communication board (CB)
add modules, 74
CB 1241 RS485, 278
comparison chart, 16
LED indicators, 158
overview, 18
RS485, 157
Communication interfaces
add modules, 74
CB 1241 RS485, 278
comparison chart of the modules, 16
RS232 and RS485, 157
Communication module
Add new device, 73
CM 1241 RS422/RS485 specifications, 280
Device configuration, 71
Communication module (CM)
add CM 1243-2 AS-i Master module, 145
add CM 1243-5 (DP master) module, 142
add modules, 74
comparison chart, 16
LED indicators, 158
overview, 18
RS232 and RS485, 157
Communication processor (CP)
add modules, 74
comparison chart, 16
overview, 18
Communications module (CM)
specifications, 280
Communications module (CM), USS library, 159
Compare instructions, 99
Comparing and synchronizing online/offline CPUs, 226
Comparing code blocks, 226
Comparison chart
CPU models, 14
HMI devices, 19
modules, 16
Configuration
add modules, 74
AS-i, 146
AS-i address, 146
AS-i port, 146
discover, 72, 230
HSC (high-speed counter), 121
Industrial Ethernet port, 80
IP address, 80
network connection, 124
PROFIBUS, 143
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Manual, 11/2011, A5E02486774-04
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