Specifications

UC864-E/G AT Commands Reference Guide
80304ST10041a Rev. 3 - 18/07/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 152 of 259
3.5.6.2.6 Receive Data With HDLC Framing - +FRH
+FRH - Receive Data Data With HDLC Framing
AT+FRH=<mod> Execution command causes the module to receive facsimile data using
HDLC protocol and the modulation defined by the parameter <mod>.
Parameter:
<mod> - carrier modulation
3 - V21/300 bps
AT+FRH=? Test command returns all supported values of the parameter <mod>.
Note: test command result is without command echo
Reference ITU T.31 and TIA/EIA-578-A specifications