Rob
Here are the results of your last code
19444, 3785
19460, 3783
19476, 3777
19491, 3778
19508, 3783
19523, 3780
19539, 3782
19555, 3782
19571, 3780
19587, 3779
19603, 3780
19618, 3782
19635, 3780
19650, 3776
19666, 3776
19682, 3782
19698, 3785
19714, 3787
19730, 3785
19745, 3781
19762, 3778
19777, 3777
Nicogongora
I can see what you mean, this morning I have had consistent results with 9600 but going to 115200 I get fluctuating results.