I would like to know how you are getting the 2.5v bias?
By a 10K pull up and a 10K pull down on the analogue input, then you normally AC couple it, but I suspect you might not want to do that.
I would like to know how you are getting the 2.5v bias?
By a 10K pull up and a 10K pull down on the analogue input, then you normally AC couple it, but I suspect you might not want to do that.