Quote:
Originally Posted by Maciel
Yes, seems identical to my "fake" (a CM-109 chipset). But the output voltage swing of mine are from 0.38V to 3.91V, centered at 2.13V
You can measure the impedance of "ref" line? If is high (>100 ohms), is not suitable for my analog circuit "for SJ588", being preferrable use the "for HY544" version (and replacing "common" to "USB ground").
Maciel
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I will try and let you know as soon as I i can (today is Saturday, and my wife wants me to do other things today and tomorrow - so this will have to wait until I escape to freedom of my lab at work
) .