LeCroy LSA1000, Руководство оператора, Страница: 102 / 115

D – 5
Program Examples
Requirement
Sample Rate = 1.5GS/s
Capture Time = 50us
Number of Points = 75,000
LSA1000 Settings
Sample Rate = 2GS/s
Time per Div. = 5us
Memory Size = 100K
Program Code
IM_MakeConnection(“IP:172.25.1.2”);
// Initialize the unit
IM_WriteDevice(“CHDR OFF”);
IM_WriteDevice(“TDIV 5us”);
IM_WriteDevice(“MSIZ 100K”);
IM_WriteDevice(“COMB 2”);
IM_WriteDevice(“COMS C1”);
IM_WriteDevice(“WFSU NP, 75000, FP, 0”);
I
M_WriteDevice(“CFMT OFF, BYTE, BIN”);
IM_WriteDevice(“TRLV 0”);
IM_WriteDevice(“TRSL POS”);
IM_WriteDevice(“TRSE EDGE, SR, C1”);
// define the math function
IM_WriteDevice(“TA:TRA ON; TB:TRA ON”);
IM_WriteDevice(“TA:DEF EQN, ‘AVGS(C1)’, SWEEPS,
25
IM_WriteDevice(“TB:DEF EQN, ‘PS(FFT(TA))’,
MAXPTS, 2500, WINDOW, RECT, DCSUP, OFF”);
Loop
{
// loop until math processing completes on trace A
Loop
{
IM_WriteDevice(“ARM; WAIT”);