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HP IBASIC Program Example (ROM_DOWN)
Chapter 3
5. Initiate the Waveform -
INITiate[:IMMediate]
This command generates an immediate output with the arm source
set to
. Refer to Chapter 5 for triggering information.
IMMediate
1
!RE-SAVE"ROM_DOWN"
2
!This program downloads a 4096 point waveform to waveform segment
3
!memory from block 16 (EEPR16) of the AFG's waveform EEPROM.
4
!
10
!Assign I/O path between IBASIC and the E1340A.
20
ASSIGN @Afg TO 80910
30
COM @Afg
40
!
50
!Set up error checking
60
ON INTR 8 CALL Errmsg
70
ENABLE INTR 8;2
80
OUTPUT @Afg;"*CLS"
90
OUTPUT @Afg;"*SRE 32"
100
OUTPUT @Afg;"*ESE 60"
110
!
120
!Call the subprogram which resets the AFG.
130
CALL Rst
140
!
150
!Set AFG parameters
160
OUTPUT @Afg;"SOUR:FREQ:FIX 1E3;";!frequency
170
OUTPUT @Afg;":SOUR:FUNC:SHAP USER;";!function
180
OUTPUT @Afg;":SOUR:VOLT:LEV:IMM:AMPL 5V"!amplitude
190
OUTPUT @Afg;"SOUR:ARB:DOWN EEPR16,A,4096"!download
200
OUTPUT @Afg;"SOUR:FUNC:USER A" !select sequence
210
OUTPUT @Afg;"INIT:IMM"
220
!
230
WAIT .1
240
OFF INTR 8
250
END
260
!
270
SUB Rst
340
SUB Errmsg
Generating Arbitrary Waveforms with the HP E1340A
waveform
!wait-for-arm state
!allow interrupt to be serviced
74
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