Mitsubishi MELSEC L Series User Manual page 20

12.5 Handling Transparent Codes and Additional Codes During Bidirectional Protocol Data
Communication ................................................................................................................................... 12-13
12.6 Example of Data Communication Using the Bidirectional Protocol .................................................. 12-16
12.6.1 Example of data reception ........................................................................................................... 12-17
12.6.2 Example of data transmission...................................................................................................... 12-19
13 COMMUNICATING WITH ASCII CODE (ASCII-BIN CONVERSION)
13.1 ASCII-BIN Conversion ........................................................................................................................ 13- 1
13.2 Settings for ASCII-BIN Conversion .................................................................................................... 13- 1
13.3 Performing ASCII-BIN Conversion for Data Communicated via Non Procedure Protocol .............. 13- 2
13.4 Example of Data Communication Using the Non Procedure Protocol ............................................. 13- 4
13.4.1 Example of data reception ........................................................................................................... 13- 5
13.4.2 Example of data transmission...................................................................................................... 13- 8
13.5 Performing ASCII-BIN Conversion for Data Communicated via the Bidirectional Protocol ............. 13-10
13.6 Example of Data Communication Using the Bidirectional Protocol .................................................. 13-12
13.6.1 Example of data reception ........................................................................................................... 13-13
13.6.2 Example of data transmission...................................................................................................... 13-14
14 DATA COMMUNICATIONS USING EXTERNAL DEVICE AND PROGRAMMABLE
CONTROLLER CPU M : N CONFIGURATION
14.1 Data Communications Precautions .................................................................................................... 14- 1
14.2 External Devices Interlock Conditions................................................................................................ 14- 3
14.2.1 Maximum communications time per external device station ...................................................... 14- 3
14.2.2 Message structure when communicating data between external devices................................. 14- 4
14.3 Examples of Procedure for Data Communications with the Programmable Controller CPU .......... 14- 6
14.3.1 Sequential data communications between external devices and the programmable
controller CPU .............................................................................................................................. 14- 6
14.3.2 Data communications between programmable controller CPU and external devices by
designating a master station and slave stations ......................................................................... 14- 9
15 SWITCHING THE MODE AFTER STARTING
15.1 Mode Switching Operation and Contents that can be Changed ....................................................... 15- 2
15.1.1 Settings that can be changed with mode switching .................................................................... 15- 2
15.1.2 Operation for mode switching ...................................................................................................... 15- 2
15.2 Mode Switching Precautions .............................................................................................................. 15- 3
15.3 I/O Signals for Handshake with Programmable Controller CPU and Buffer Memory ...................... 15- 5
15.4 Switching the Mode from the Programmable Controller CPU........................................................... 15- 8
15.4.1 Mode switching procedure........................................................................................................... 15- 8
15.4.2 Mode switching sample program................................................................................................. 15- 9
15.5 Switching the Mode from an External Device .................................................................................... 15-10
15.5.1 Mode switching procedure........................................................................................................... 15-10
15.5.2 Mode switching sample program................................................................................................. 15-11
16 USING COMMUNICATION DATA MONITORING FUNCTION
16.1 Communication Data Monitoring Function......................................................................................... 16- 1
16.1.1 Overview....................................................................................................................................... 16- 1
16.1.2 Communication data monitoring operation ................................................................................. 16- 2
16.2 Communication Data Monitoring Function Settings .......................................................................... 16- 4
16.3 Communication Data Monitoring Example......................................................................................... 16- 8
A - 18
13- 1 to 13-14
14- 1 to 14-11
15- 1 to 15-11
16- 1 to 16-10
A - 18