User manual

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3.13.3 Using Voltage Offset ........................................................................... 24
3.13.4 Storing and Recalling a Waveform Generator Setup .......................... 24
4 PROGRAMMING .............................................................. 26
4.1 Overview .............................................................................................. 26
4.1.1 Connecting to USB (Virtual COM) Interface .......................................... 26
4.1.2 USB (Virtual COM) Settings .................................................................. 31
4.2 Device States ....................................................................................... 31
4.2.1 Local State (LOCS)................................................................................ 31
4.2.2 Remote State (REMS) ........................................................................... 31
4.3 Message Exchange Protocol ............................................................... 31
4.3.1 The Input Buffer ..................................................................................... 31
4.3.2 The Output Queue ................................................................................. 31
4.3.3 Response Messages ............................................................................. 32
4.4 Instrument Identification ....................................................................... 32
4.5 Instrument Reset ................................................................................. 32
4.6 Command Syntax ............................................................................... 32
4.6.1 General Command Structure ................................................................. 32
4.7 Status Reporting .................................................................................. 35
4.7.1 The Error Queue ..................................................................................... 35
4.7.2 Error Codes ........................................................................................... 35
4.8 COMMON COMMANDS ...................................................................... 38
4.8.1 System Data Commands ....................................................................... 38
4.8.2 Internal Operation Commands ............................................................... 38
4.8.3 Device Trigger Commands .................................................................... 38
4.8.4 Stored Settings Commands ................................................................... 39
4.9 INSTRUMENT CONTROL COMMANDS ............................................. 39
4.9.1 Default Subsystem................................................................................. 40