User guide

Redpine Signals, Inc. Proprietary and Confidential.  Page 22 
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Result Code 
Description 
according to the value 
configured by the 
at+rsi_numscan command. If 
the at+rsi_numscan command 
is not issued, then the module 
returns the maximum number of 
APs it can scan. 
ERROR<Error code> 
Failure 
The maximum number of Access Points that can be scanned by the module is 14 
for RS9110-N-11-22(-xx) and RS9110-N-11-24(-xx) and 10 for RS9110-N-11-
28(-xx).  The SSIDs are returned in decreasing order of their RSSI. 
Example1: If channel 6 is to be scanned, the command is 
at+rsi_scan=6\r\n 
………………………….. 
0x61  0x74  0x2B  0x72  0x73  0x69  0x5F   0x73  0x63  0x61 0x6E  
0x3D 0x36  0x0D  0x0A 
Example2: To scan a hidden SSID “Redpine_net” in channel 12, the command 
is 
at+rsi_scan=12,Redpine_net\r\n 
………………………….. 
0x61  0x74  0x2B  0x72  0x73  0x69  0x5F   0x73  0x63  0x61 0x6E  
0x3D  0x31 0x32 0x2C 0x52  0x65  0x64   0x70  0x69  0x6E 
0x65  0x5F  0x6E 0x65  0x74  0x0D 0x0A 
Example3: If there are two networks with the SSID “Redpine_net1” and 
”Redpine_net2”, both in WPA2 and measured RSSI of -20 dBm and -14 dBm 
respectively, the return value is 
O  K R e d p i n  e _ n e t1 <uMode1> <uRSSI1> R e d p i ne _ n e t2 
<uMode2> <uRSSI2> \r\n 
……………………………………………… 
 0x61  0x74  0x52  0x65  0x64  0x70  0x69  0x6E  0x65  0x5F  0x6E  
0x65  0x74 0x31 0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00
  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00
  0x00 0x02  0x14  0x52  0x65  0x64  0x70  0x69  0x6E  0x65  0x5F
  0x6E 0x65  0x74   0x32 0x00  0x00  0x00  0x00  0x00  0x00  0x00
  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00  0x00
  0x00  0x00 0x02  0x0E 0x0D 0x0A   










