Mitsubishi Electric QJ71C24N User Manual page 13

4 SETTINGS AND PROCEDURES PRIOR TO OPERATION
4.1 Handling Precautions .......................................................................................................................... 4- 1
4.2 Settings and Procedures Prior to Operation ....................................................................................... 4- 2
4.3 Part Names and Functions ................................................................................................................. 4- 3
4.4 External Wiring .................................................................................................................................... 4- 5
4.4.1 Connecting the RS-232 interface (full-duplex communications) ................................................. 4- 6
4.4.2 Connecting the RS-422/485 interface.......................................................................................... 4- 8
4.5 Settings for GX Developer .................................................................................................................. 4- 13
4.5.1 I/O assignment settings ................................................................................................................ 4- 13
4.5.2 Switch settings for I/O and intelligent functional module ............................................................. 4- 14
4.5.3 The Intelligent function module interrupt pointer setting ............................................................. 4- 21
4.6 Settings with the Utility Package (GX Configurator-SC) .................................................................... 4- 23
4.7 Individual Station Test ......................................................................................................................... 4- 26
4.7.1 ROM/RAM/switch tests ................................................................................................................ 4- 26
4.7.2 Individual station loopback test .................................................................................................... 4- 29
4.8 Loopback Test ..................................................................................................................................... 4- 31
4.9 Maintenance and Inspection ............................................................................................................... 4- 33
4.9.1 Maintenance and inspection ........................................................................................................ 4- 33
4.9.2 When mounting/dismounting the module .................................................................................... 4- 34
5 DATA COMMUNICATION USING THE MELSEC COMMUNICATION PROTOCOL
5.1 Data Communication Functions .......................................................................................................... 5- 1
5.1.1 Accessing the programmable controller CPUs using the MC protocol ...................................... 5- 1
5.1.2 Message format and control procedure for data communication ............................................... 5- 2
5.1.3 Programmable controller CPU setting for performing data communication ............................... 5- 2
5.1.4 Support of multiple CPU system or redundant system ............................................................... 5- 3
5.1.5 Support for the QCPU remote password function ....................................................................... 5- 4
5.2 Utilizing the MX Component ............................................................................................................... 5- 6
6 DATA COMMUNICATION USING THE NON PROCEDURE PROTOCOL
6.1 Data Reception from the External Device .......................................................................................... 6- 2
6.1.1 Receiving methods ....................................................................................................................... 6- 2
6.1.2 The receive area and the received data list ................................................................................. 6- 6
6.1.3 Sequence program for data reception ......................................................................................... 6- 11
6.1.4 Receive data clear ........................................................................................................................ 6- 15
6.1.5 How to detect reception errors ..................................................................................................... 6- 19
6.1.6 Received data count and receive complete code settings .......................................................... 6- 22
6.2 Sending Data to the External Device .................................................................................................. 6- 24
6.2.1 Transmission methods ................................................................................................................. 6- 24
6.2.2 Arrangement and contents of the transmission area and the transmission data ....................... 6- 25
6.2.3 Sequence program for transmission data .................................................................................... 6- 27
6.2.4 How to detect transmission errors ............................................................................................... 6- 30
6.3 Data Communications Precautions .................................................................................................... 6- 32
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