Siemens M1 - Manual (Page 43)

42
gsm-m1-e.fm GSM M1 Module, English: A24859-N4000-A100-1-7677
Technical reference section
26.2.96
The quality of the radio connection between the GSM module and the base station
varies depending on environmental conditions. This command provides you with infor-
mation on the current reception quality.
Example:
Enter: AT+CSQ
GSM module: +CSQ: 10, 1
OK
AT+CSQ - Signal quality
AT+CSQ
Command Result
AT+CSQ Displays current receive values.
AT+CSQ=? Displays a list of values representing receive levels and
receive errors.
AT+CSQ, AT+CSQ=?
Command AT+CSQ
Result code +CSQ: <receive level>, <receive errors>
<receive level>
0 -113 dBm or less
1 -111 dBm
2...30 -109... -53 dBm
31 -51 dBm or greater
99 Unknown or cannot be detected
<receive
errors>
(As a percentage): See GSM 05.08, section 8.2.4, Range
of Parameter.
99 Unknown or cannot be detected