SM3BAT User Guide
Firmware Release Notes
page
73
BIOACOUSTIC MONITORING SYSTEMS
11
Firmware Release Notes
1.2.7
■
Improved the interpretation of programs containing non-infinite loops.
■
Further improvements to compatibility with certain SD cards.
1.2.5
■
Differentiate between "DIRTY" and "ERROR" cards. A card marked "DIRTY"
indicates that a critical write operation affecting the file system (typically at
the very beginning or ending of a recording) was interrupted due to an
unrecoverable error or power failure. The Song Meter SM3 will avoid
further use of a "DIRTY" card to avoid further card corruption that could
lead to unrecoverable data loss. Prior to 1.2.5, a "DIRTY" card was indicated
on the LCD as "ERROR" indistinct from other flash card problems. The
"DIRTY" condition can be cleared by accessing (writing) the card on your
host computer or by reformatting the card using the SM3 on-board
formatting utility.
■
Improvements to how cards are utilized. Files will now be written more
sequentially to cards A through D. Prior to this release, files and sensor log
entries were distributed more randomly across cards.
■
Further improvements to back-to-back triggering reducing turn-around
time.
■
Advanced feature: Added support for 32-bit recording. This feature is
specific to certain marine recording applications and is not intended for
general use. It only works for acoustic rates (not ultrasonic rates), trigger
level must be set to OFF (no triggers), and the recording channel must be
set to zero (mono recording on channel zero only). This mode is enabled
using the FEATURE program command.
1.2.1
■
Added automatic upgrade of boot code. Version A-1 will be updated to A-
3 to fix potential intermittent reliability issues.
■
Improved handling of ambiguous
AT_TIME
/
AT_SRIS
/
AT_SSET
commands. Recording will now begin immediately, if appropriate, as if the
program was started 24 hours previously. This behavior generally is more
likely to match the user’s intention and maximize recording time.
■
Improved accuracy of the
DMIN
and
DMAX
calculations.
■
Improved SD card compatibility.
■
Changed built-in programs to have
DMAX
set to
OFF
(infinity).
■
Program
AUTO
settings are now applied at record time rather than
program start time to improve fault tolerance and reduce risk of human
error.
Summary of Contents for sm3bat
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