Returns one of:
Value
Description
$TD OK,<msg_id>*xx
Message accepted for sending
$TD SENT
RSSI=<rssi_sat>,SNR=<snr>,FDEV=<fd
ev>,<msg_id>*xx
This is an unsolicited response that occurs
at the time when the message is sent to
and acknowledged by the satellite. It
includes the RF information for the satellite
reply.
$TD ERR,TD_APPIDNOTANINT*xx
Application ID not recognized as integer
$TD ERR,TD_APPIDTOOLARGE*xx
Application ID greater than maximum
allowed
$TD ERR,CMD_TD_HOLDDURNOTANINT*xx
Hold duration not recognized as integer
$TD ERR,CMD_TD_HOLDDURTOOLONG*xx
Hold duration OR expiration time too far in
future (maximum 13 months)
$TD ERR,CMD_TD_HOLDDURTOOSHORT*xx
Hold duration OR expiration time less than
60 seconds in future
$TD
ERR,CMD_TD_EXPIRATIONNOTANINT*xx
Expiration time not recognized as an
integer (epoch seconds format)
$TD ERR,CMD_TD_DATATOOLONG*xx
Message is too large to send
$TD ERR,DBX_OUTGOINGFULL*xx
Outgoing message queue is full. Maximum
of 1024 messages may be stored in the
queue.
$TD ERR,GPS_TIMENOTSET*xx
Command received before time set by GPS
$TD ERR,CMD_BADPARAMLENGTH*xx
For data field: Message has odd number or
non-hex characters when sending data as
hexadecimal
$TD ERR,<error_type>*1c
Command input error
© 2022 SWARM TECHNOLOGIES
SWARM M138 MODEM PRODUCT MANUAL · REV 1.20 · FEBRUARY 2022
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