Another note:
I removed 'far' from the adc16.h file to make it compile, i assumed these were no longer required for 32bit arch.

I have answered my own question: no, there will be no communication to the adc16 when i call the set_channel function. This is only used to send to correct data to the adc16 when i call get_value.

I still cant receive any data using this program. Any ideas on what to try next?

I have a Pico ADC16 which is currently being used for optical measurements. I have the task of updating the software that is currently being used. I have attempted to write a program in c# and have got stuck, although i managed to open the port and report the driver version correctly. The problem ca...