Have you test the code with a simple program like terminal and give the numbers by hand and slowly ?
What about you VB code?
Ioannis
Have you test the code with a simple program like terminal and give the numbers by hand and slowly ?
What about you VB code?
Ioannis
Your Crystal, Trimming Capacitors or a hundred other things could be affecting the Oscillator frequency. Looks like it's slightly off for your fast baud rate.
Drop your communications down to 2400 and work up from there. You'll discover there will be a point where unacceptable errors start creeping in.
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