01.11.2012 Views

C55/C55i AT COMMAND SET Description Preliminary - Falcom

C55/C55i AT COMMAND SET Description Preliminary - Falcom

C55/C55i AT COMMAND SET Description Preliminary - Falcom

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

<strong>C55</strong>/<strong>C55</strong>I <strong>AT</strong> <strong>COMMAND</strong> <strong>SET</strong> VERSION 1.00<br />

7.4 <strong>AT</strong>+CSQ Signal quality<br />

Syntax<br />

Test Command<br />

<strong>AT</strong>+CSQ=?<br />

Exec Command<br />

<strong>AT</strong>+CSQ<br />

Response(s)<br />

+CSQ: (list of supported s), (list of<br />

supported s)<br />

OK<br />

Response(s)<br />

+ CSQ: ,<br />

OK<br />

Reference(s) PIN ASC0<br />

GSM 07.07 ○ ●<br />

Command <strong>Description</strong><br />

TA returns received signal strength indication and channel bit<br />

error rate from the ME.<br />

Parameter <strong>Description</strong><br />

(num)<br />

<br />

0 -113dBmorless<br />

1 -111 dBm<br />

2..30 -109...-53 dBm<br />

31 -51 dBm or greater<br />

99 not known or not detectable<br />

(num)<br />

<br />

To check the bit error rate there must be a call in progress to obtain<br />

realistic values. If no call is set up, there is no BER to be determined.<br />

In this case the indicated value may be 0 or 99, depending on the SIM<br />

card.<br />

0..7 as RXQUAL values in the table in GSM 05.08 section<br />

8.2.4.<br />

99 not known or not detectable<br />

Note<br />

•<br />

After using network related commands such as <strong>AT</strong>+CCWA, <strong>AT</strong>+CCFC,<br />

<strong>AT</strong>+CLCK, users are advised to wait 3s before entering <strong>AT</strong>+CSQ. This<br />

is recommended to be sure that any network access required for the<br />

preceding command has finished.<br />

This confidential document is the property of FALCOM GmbH and may not be copied or circulated without permission.<br />

Page 134

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!