9. Interfaces
2004-10 Technical Manual for sunrise RC, TW, TS, TC, BC, 6F No. T 137 302 Rev No. 1.1 9-5
9.5 Synchronization and Data Format
For the instrument to communicate with the computer correctly, the instrument
and the computer must be set for the same communication parameters.
Check that following parameters are set correctly on both the computer and the
instrument:
Start-stop synchronous system (Asynchron)
Start bit length
Stop bit length
Data format
Parity bit
Baud Rate
These parameters are checked and set using the serial RS 232 submenu in the
Options menu.
For more information, see SPECTRA & Rainbow Operating Manual.
9.6 Signal Levels
The table below lists the voltage levels and their definitions.
VOLTAGE LEVEL DATA SIGNALS CONTROL SIGNALS
+3 to +12 SPACE (Logic 0) ON
-3 to -12 MARK (Logic 1) OFF
+3 to -3 UNDEFINED RANGE UNDEFINED RANGE
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