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HXC Client Module User Guide

Version 1.09

© 2017 All rights reserved. Iotek Systems, LLC

Page 36 of 59

This section provides commands that enable network management functions.

This command allows the user to add or remove channels. Channel configurations are
different for different regions.

CN470 region: 
HXC400  supports  CN470  region.  There  will  be  three  default  channels.  The  channel
configurations  can  be  found  in

section  5.4.1.1

.  Users  can  add  up  to  16  channels

(including  default  channels).  The  range  of  channel  ID  is  0  to  15.  All  channels  are
configurable  including  default  channels,  but  default  channels  cannot  be  removed.  All
channel configurations are saved in EEPROM.
Format:
Add Channel: AT+CH=<Ch ID>,<Freq HZ>,<DRmax>,<DRmin>
Remove Channel: AT+CH=<Ch ID>,0

Add or Remove Channel 

OK 

AT+CH=? 

 

 

 

// Region_CN470 Default channels  

0,471500000,5,0 

1,471700000,5,0 

2,471900000,5,0 

OK 

OK 

0,471500000,5,0 

1,471700000,5,0 

2,471900000,5,0 

5,472100000,3,0 

OK 

OK 

0,471500000,5,0 

1,471700000,5,0 

2,471900000,5,0 

OK 

Users can receive AT_PARAM_ERROR if the command format is not right, any of the input
parameter is out of range or user is trying to remove default channels. Frequency range is

433MHz – 510MHz. Datarate range is 0 to 5.