The read command reads Signal-to-Noise Ratio (SNR) signal
quality.
Response syntax:
%XSNRSQ: <snr>,<srxlev>,<ce_level>
The read command parameters and their defined values are the following:
- <snr>
- 0 – SNR < −24 dB
- 1 – When −24 dB ≤ SNR < −23 dB
- 2 – When −23 ≤ SNR < −22 dB
- ...
- 47 – When 22 ≤ SNR < 23 dB
- 48 – When 23 ≤ SNR < 24 dB
- 49– When 24 ≤ SNR
- 127 – Not known or not detectable
- <srxlev>
- 0 – SRXLEV –127 or below –127
- 1 to 254 – SRXLEV –126 to 126
- 255 – SRXLEV 127 or above
- 32767 – Invalid or not know
- <ce_level>
- 0 – CE Level 0. Normal coverage.
- 1 – CE Level 1. Enhanced coverage.
- 255 – Invalid or not known
The following command example reads SNR signal quality:
AT%XSNRSQ?
%XSNRSQ: 39,168,0
OK