Larson Davis System 824, Справочное руководство

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9/12/00 B -7
“Read” Commands (Reads out data variables)
The various read commands are detailed in the following
tables. The tables list the variable number, the variable
name, a description, data format, and instrument types for
which it is valid. Some of the Read commands also utilize a
second operand.
M 9,1 Enable High Resolution Levels (nnn.nn for all sound level data (to I/O channel
only))
M 10 Lock 824 (leaves 824’s power on)
M 11 Lock 824 and Power Off (cease sending further commands)
M 12 Disconnect Modem (terminate connection and hang up)
M 13 Extend Modem Connect Time-out (can be set up to 255 seconds and allows time for
modem diagnostics)
M1000 Test RAM (non-destructive walking bit test; data left intact)
M1001 Test RAM (destructive pattern fill & test, setup recalled from EEPROM)
M2222 Store current setup to EEPROM (Response (“Stored!”) takes ~20 seconds)
@ Enable I/O Error Check Scheme (documentation available on request. S205,0F or 2
to 3 <CR> in a row will disable Error Checking)
Syntax Instru-
ment
Type Description Response
R 1 All Device manf. and model (30 characters) String