UM0239 datasheet(41/44 Pages) STMICROELECTRONICS

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UM0239

Communication session examples

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Figure 26.

Communication with Hardware Frame Synchronization

8.5

Ping session

In this example, the board connected to COM1 is the Master while the board connected to

COM3 is the Slave. 100 messages are exchanged from Master to Slave and statistical data

(as for Master as for Slave) are saved in two text files.

Actions to perform on GUI connected with COM3:

Click PING on toolbar to open the Ping dialog box.

Select Slave and click OK.

Set Slave Address to "1".

Write "Ping session nr. 1" in Slave Description field.

Set Medium Access Control to "PD", Max Wait Slot Nr. to "10" and Max Wait Time

[ms] to "1000".

Click Ping Start.

Actions to perform on GUI connected with COM1:

Click PING on toolbar to open the Ping dialog box.

Select Master and click OK.

Set Master Address and Nr. of Slave Addresses to "1".

Set Nr. of Messages to "100" and Repetition Control to "3".

Set Wait Time [ms] to "255".

Set Medium Access Control to "PD", Max Wait Slot Nr. to "10" and Max Wait Time

[ms] to "1000"

Click Ping Start to start the ping session.

Saving statistics

When all messages are transmitted, on the Ping Master dialog box click Save Statistics

and selecting the path and the name of the text file (in this case "Ping session nr. 1

(Master).txt").

COM 1

COM 3

FRAME Header (0x9B58)

SW sync. OFF

UM0239 Datasheet(PDF) 41 Page - STMicroelectronics