Mix-up of channels and values in dataq_binary.py driver

[Ejler]

dataq_reader.txt

Example code attached.

So for 3.2V connected to channel 1 and 1.6V connected to channel 0 (battery pack), the example code worked fine on rasppi83 for scan_list = [0, 1] and scan_list = [1, 2].
But for scan_list = [1, 0, 2], the values corresponding to each channel "cycle" between the read channel values. I.e. channel 1 would first read 1.6V, 1.6V, 3.2V, 0V, 0V, 1.6V 1.6V, 0V, 0V, 0V, 3.2V, 3.2V, ...