Leica Geosystems Leica DISTO OEM Module 3.0 WH15/WH30 - Manual (Page 6)

Technical Reference Manual
V1.20
6/12
725538.doc
08.11.01
DISTO DISTO DISTO DISTO
TM TM TM TM
OEM module 3.0 WH15/WH30 OEM module 3.0 WH15/WH30 OEM module 3.0 WH15/WH30 OEM module 3.0 WH15/WH30
4. Power on /off
• Pin 13 of the D-sub Connector is Open (Tristate):
To switch the module on, use command “a” (See 6.2.1 RESET command (a) on page 9).
To switch the module off, use the command “b” (See 6.2.2 OFF command (b) on page 9). After this
command, the measurement module is switched off, but the electronic interface is still active and waits for the
next command on the serial interface.
• Pin 13 of the D-sub Connector is switched to ground:
The module and the interface board are switched off. All commands are ignored.
5. Software interface protocol
5.1. General definitions
5.1.1. Characters
All characters with ASCII codes below 127 can be used for entering commands. A command is concluded by
means of an ASCII code below 32 (last character or terminator <trm>).
The DISTO
TM OEM module 3.0 also transmits a terminator to conclude a reply. The terminator transmitted is
<cr><lf>.
5.1.2. Entries
Each DISTO OEM module 02 command consists of one or more letters and a terminator.
Examples:
a<trm>
N00N<trm>
Numerical entries (command parameters, %) are always entered as whole numbers and the following format is
permitted:
Sign (optional) and digits which do not commence with zero: -8007.
5.1.3. Replies
DISTO TM OEM module 3.0 transmits one or more replies to each command received. These are the possible
replies:
?<trm> - OK prompt: Everything ok, DISTO TM OEM module 3.0 is ready to execute
a new command
@E123<trm> - Error report: A three-digit error code is transmitted in accordance with the
table in the appendix.
12..10+12345678 <trm> - One or more data words with terminator.
Plain text - Plain-text data
A command will result in at least an OK prompt or an error report.
5.2. Data format
A data word as reply consists of 16 characters, combined as follows: