Meade Instruments 1697 Computer Drive System For LXD 650 and LXD 750 Mounts - Part 2 User Manual

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Command :Ls N#

Returns Ok

Sets the STAR object library type. 0 is the STAR library, 1 is the SAO library, and 2 is the GCVS
library. This operation is successful only if the user has a version of the software that includes the
desired library.

f. Keypad Hand Controller Specific

Command:D#

Returns (see description)

Gets the distance ‘bars’ string.

Command: $Q (1-5)#

Returns Nothing

Toggles Smart Drive status.

Command: ?#
Command : ?+#
Command: ?-#

Returns Page of Help Information

Starts (??) or moves through (?+ or ?-) Help.

Command: G0#
Command: G1#
Command: G2#

Returns Alignment Menu Entry

Used to implement alignment menu.

4. CDS Demo Program

The RS-232 interface communicates with your computer at 9600 Baud Rate, Parity = None, 8 Data Bits, 1
Stop Bits. For those who are familiar with programming, the CDS Command Set is written in ASCII
character format and can be used to write your own programs.

The CDS Demo Program is written in Quick Basic and is intended to demonstrate how commands can be
sent to the telescope and information received from the telescope. It is not a “polished” program and does
not incorporate all of the RS-232 features available.

The program is set-up to operate on serial port 2 (COM2:). To operate on serial port 1 (COM1:) line 4 should
be changed from “COM2:” to “COM1:”. The program is as follows:

Please note that Meade Instruments does not support these programs, or programs that you may write in
any way. For questions relating to after-market software programs, refer back to those manufacturers.