Table of contents
Easy Book
Manual, 11/2011, A5E02486774-04 9
6.3.5 Timers ........................................................................................................................................103
6.3.6 Counters.....................................................................................................................................107
6.3.7 Pulse-width modulation (PWM)..................................................................................................109
6.4 Easy to create data logs ............................................................................................................110
6.5 Easy to monitor and test your user program..............................................................................112
6.5.1 Watch tables and force tables....................................................................................................112
6.5.2 Cross reference to show usage .................................................................................................113
6.5.3 Call structure to examine the calling hierarchy..........................................................................113
6.5.4 Diagnostic instructions to monitor the hardware........................................................................114
6.5.4.1 Reading the states of the LEDs on the CPU .............................................................................114
6.5.4.2 Instructions for reading the diagnostic status of the devices .....................................................115
6.6 High-speed counter (HSC).........................................................................................................115
6.6.1 Operation of the HSC.................................................................................................................117
6.6.2 Configuration of the HSC...........................................................................................................120
7 Easy to communicate between devices................................................................................................. 123
7.1 Creating a network connection ..................................................................................................124
7.2 Communication options .............................................................................................................125
7.3 Number of asynchronous communication connections .............................................................126
7.4 PROFINET and PROFIBUS instructions ...................................................................................126
7.5 PROFINET.................................................................................................................................127
7.5.1 Ad hoc mode..............................................................................................................................128
7.5.2 Connection IDs for the PROFINET instructions.........................................................................129
7.5.3 Configuring the Local/Partner connection path..........................................................................132
7.5.4 Parameters for the PROFINET connection ...............................................................................135
7.6 PROFIBUS.................................................................................................................................137
7.6.1 Distributed I/O Instructions.........................................................................................................138
7.6.2 Configuration examples for PROFIBUS ....................................................................................138
7.6.3 Adding the CM 1243-5 (DP master) module and a DP slave....................................................142
7.6.4 Assigning PROFIBUS addresses to the CM 1243-5 module and DP slave..............................143
7.7 AS-i ............................................................................................................................................145
7.7.1 Adding the CM 1243-2 AS-i Master module and AS-i slave......................................................145
7.7.2 Assigning AS-i addresses to the CM 1243-2 AS-i Master module and AS-i slave....................146
7.8 S7 communication .....................................................................................................................147
7.8.1 GET and PUT instructions .........................................................................................................147
7.8.2 Creating an S7 connection.........................................................................................................148
7.8.3 GET/PUT connection parameter assignment............................................................................149
7.9 GPRS.........................................................................................................................................150
7.9.1 Connection to a GSM network...................................................................................................150
7.10 PtP, USS, and Modbus communication protocols.....................................................................157
7.10.1 Using the RS232 and RS485 communication interfaces...........................................................157
7.10.2 PtP instructions ..........................................................................................................................158
7.10.3 USS instructions ........................................................................................................................159
7.10.4 Modbus instructions ...................................................................................................................160
