55
Appendices
®
5. Common Message
a. Positive Response STX ACK ETX
ACK (06H)
Table 9 lists the ASCII commands you can send from the
PC to the WellMate instrument.
Table 10 lists communication error messages.
Some sample commands follow Table.
Table 9. RS-232 Commands
Syntax DATA Function Comment
A Restart after the
pause and the
error.
Resumes from the point
where pause or error
occurred.
ACK Positive
response
BSR Reads the Back
Step Volume
Returns a four character
string 0000 through 9999.
Volume is in 100 nanoliter
units.
BSW xxxx Sets the Back
Step Volume.
Must be a four character
string 0000 through 9999.
Volume is in 100 nanoliter
units.
C COM CLOSE Terminates RS-232
commands.
FC Fill a plate. Equivalent to pushing the
start button
FP ppb Fills a plate
using the
program pp
stored in
memory
If b is ‘1’ the
program pp
is copied to
program 00 for
pp < 10 and to
program 10 for
pp > 10
For 96 well plates pp must
be 00
For 384 well plates pp must
be 10 through 19
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