About this task
Procedure
- To activate diagnostic mode, connect a null modem cable between the computer's serial port and the NxE port (RS232C A or RS232C B), or connect the certified ACC-USBRS232-0 USB-to-RS-232 adapter to the SNE or SNC and then connect a null modem cable between the computer's serial port and the adapter.
-
Start a compatible serial communication program on the computer, for example,
HyperTerminal or PuTTY. Configure the communication settings for the diagnostic
messages according to the values in Table 1.
Table 1. Diagnostic port settings Identifier Available for Connection Comment 0 All models
- No serial diagnostic output 1 All NxE models
SNExxxxx
SNCxxxxx
RS-232C (A)
First USB-to-RS232 adapter1
First USB-to-RS232 adapter
Communication parameters:
115200 bits per second
8 data bits
no parity
1 stop bit
You can only use the ports if they are not used for serial communication with third party equipment.
2 NxE3xxx
NxE4xxx
NxE5xxx
SNExxxxx
SNCxxxxx
RS-232C (B)
RS-232C (B)
RS-232C (B)
Second USB-to-RS232 adapter2
Second USB-to-RS232 adapter
3 NxE3xxx
NxE4xxx
NxE5xxx
SNExxxxx
SNCxxxxx
FC Bus
FC Bus
FC Bus A
FC Bus A
FC Bus
4 NCE251x
NIE291x
NxE5xxx
SNE2xxxx
FC Bus
FC Bus
FC Bus B
FC Bus B
- Drag the KNX integration object from the navigation panel to the display panel, and then click the Hardware tab.
-
Click Edit and then click the browse button to open the
Vendor Configuration Data parameter list. In the Modify
List dialog box:
- Set parameter 1 to Y.
- Specify parameter 2 as in Table 1.
- Click OK to save your changes and close the dialog box.
- Click Save on the Hardware tab to save the KNX integration object. Diagnostic mode begins.
- Capture data for approximately 10 minutes, then disable diagnostic mode by opening the Vendor Configuration Data parameter list again. Set parameter 1 to N and save the change.
- Save the captured log as a text file.
- Disconnect the cable from the serial port on the NxE or from the USB-to-RS-232 adapter on the SNE or SNC.
- Use a text editor to review the log file. The log file includes all the information related to the integration and communication traffic in hexadecimal format.