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Periodical signal!!

I´m drawing a signal from the data taken from a visa read, the problem is that the visa read give me 64 bytes and y draw the first period of my signal well, but when i catch the next 64 bytes the signal don´t looks like two periods, How can i attach the two packets to view my signal periodical??
 
Now i see something like this:
 
 
 
 
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Hi!
 
Answer depends on some questions.
 
Does your hardware allow continuous acquisition mode? Do you know actual time delay between measurements?
 
Best regards,
Evgeny

Jack
Win XP
LabVIEW 6.1, 7.0, 7.1, LabWindows/ CVI 7.1
Let us speek Russian 🙂
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Yes, my Hw is a microprocesor that send the samples from an ADC that is sampling at 100.000Khz one sample per 10 microseconds! The visa read is in a while loop without delay, and when the visa read is calling the microprocesor sends the 64 bytes USB via!!
 
THAAAAAAAAANKSSS!!
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