Csd Call Escape Sequence - Intercel Smart SAM3W User Manual

Smart SAM3W User Guide V1.1
AT$RESET
SAM Reset...
OK

9.4 CSD Call Escape Sequence

During CSD call to the Smart SAM3W modem, send three consecutive EscEscEsc or hex number
sequence 0x1B 0x1B 0x1B to switch the modem between data mode and remote AT commands mode.
18 Ver1.1