Configuration and commands Diagnostic commands
XBee®-PRO 900HP/XSC RF Modules
222
Parameter range
Read-only
Default
N/A
Bytes returned
1
Note This command is only supported on S3B modules.
RS (RSSI)
Returns the signal level of the last packet received.
You can use this reading to determine range characteristics of devices under various conditions of
noise and distance.
Once you issues the command, the device returns a value between 0x6 and 0x36, where 0x36
represents a very strong signal level and 0x4 indicates a low signal level.
Binary command
0x1C (28 decimal)
Parameter range
0x06 – 0x36 [read-only]
Default
N/A
Bytes returned
1
SH (Serial Number High)
Reads the device's serial number high word.
Binary command
0x25 (37 decimal)
Parameter range
0x0 - 0xFFFF [read-only]
Default
N/A
Bytes returned
2
SL (Serial Number Low)
Reads the serial number low word of the device.