
7.4 Connectig Power Supply To RS232 Or RS485 BUS............................................................ 83
7.5 Rear Panel USB Connector ........................................................................................................84
7.5.1 USB Getting Started...................................................................................................................................84
7.6 Multi Power Supply Connection to RS232 Or RS485 or USB.........................................84
7.7 GEN Protocol (GEN series communication language)..................................................... 85
7.7.1 Dat a Fo rmat .................................................................................................................................................... 85
7.7.2 End of Message............................................................................................................................................ 85
7.7.3 Command Repeat....................................................................................................................................... 85
7.7. 4 C he ck s um ........................................................................................................................................................ 85
7.7.5 Acknowledge ................................................................................................................................................ 85
7.7. 6 Ba ck s pa ce ........................................................................................................................................................ 85
7.7.7 Error Messages.............................................................................................................................................. 85
7.8 GEN Command Set Description ..............................................................................................86
7.8.1 General guides .............................................................................................................................................86
7.8.2 Command Set Categories..................................................................................................................... 86
7.8.3 Identification Commands...................................................................................................................... 86
7.8.4 Initialization Commands....................................................................................................................... 87
7.8.5 Output Commands................................................................................................................................... 87
7.8.6 Global Output Commands................................................................................................................... 89
7.8.7 Auxiliary Commands ................................................................................................................................ 91
7.8.8 Status Commands...................................................................................................................................... 91
7.9 Serial Communication Test Set-Up......................................................................................... 92
7.10 SCPI Protocol ................................................................................................................................92
7.10.1 Data Format.................................................................................................................................................. 92
7.10.2 End of Message ......................................................................................................................................... 92
7.10.3 End of Command .................................................................................................................................... 92
7.10.4 Checksum ..................................................................................................................................................... 93
7.10.5 SCPI Requirements .................................................................................................................................. 93
7.10.6 SCPI Command Hierarchy................................................................................................................... 93
7.10.7 Header............................................................................................................................................................. 93
7.10.8 Data Formats............................................................................................................................................... 94
7.10.9 Character Data............................................................................................................................................94
7.10.10 Commands Notes .................................................................................................................................. 94
7.11 SCPI Common Commands.......................................................................................................94
7.12 SCPI Subsystem Commands ...................................................................................................99
7.12.1 Output Subsystem................................................................................................................................... 99
7.12.2 Instrument Subsystem.........................................................................................................................102
7.12.3 Voltage Subsystem.................................................................................................................................102
7.12.4 Current Subsystem .................................................................................................................................104
7.12.5 Measure Subsystem...............................................................................................................................105
7.12.6 DISPlay Subsystem..................................................................................................................................106
7.12.7 INITiate Subsystem..................................................................................................................................107
7.12.8 LIST Subsystem.........................................................................................................................................107
7.12.9 STATus Subsystem ...................................................................................................................................109
7.12.10 SYSTem Subsystem .............................................................................................................................. 111
7.12.11 TRIGger Subsystem............................................................................................................................... 112
7.12.12 WAVE Subsystem ................................................................................................................................... 113
7.12.13 Global Subsystem.................................................................................................................................. 114
7.13 Command Summary................................................................................................................. 115
CHAPTER 8: ADVANCED FUNCTIONS
8.1 Introduction .................................................................................................................................. 119
8.2 FIX Mode ........................................................................................................................................ 119
8.3 LIST Mode ......................................................................................................................................120