5-14 Automating Measurements
Automated Measurement Setup and Control
Using Single Sweep to Measure and View All Four S-Parameters
ON”
1790 OUTPUT @Hp87xx;”DISP:WIND2:TRAC:Y:AUTO ONCE”
1800 !
1810 DISP “Ch1: S11 (M:S22) Ch2: S12 (M:S21)” ! Done
1820 BEEP
1830 !
1840 END
1850 !
1860 !
1870
!**************************************************************
1880 ! Iden_port: Identify io port to use
1890 ! Description: This routines sets up the I/O port address for
1900 ! the SCPI interface. For “HP 87xx” instruments,
1910 ! the address assigned to @Hp87xx = 800 otherwise,
1920 ! 716.
1930
!**************************************************************
1940 SUB Iden_port
1950 COM /Sys_state/ @Hp87xx,Scode
1960 !
1970 IF POS(SYSTEM$(“SYSTEM ID”),”HP 87”)<>0 THEN
1980 ASSIGN @Hp87xx TO 800
1990 Scode=8
2000 ELSE
2010 ASSIGN @Hp87xx TO 716
2020 Scode=7
2030 END IF
2040 !
2050 SUBEND !Iden_port
2060 !
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