In order to succeed in any venture, you'll have to overcome obstacles. Some of these are technical, and some of them are interpersonal, business, etc. This is my forum for describing all sorts of obstacles I ran into.
Lesson 2 is to design with visibility in mind. As parts get smaller and smaller, it is much harder to determine if it is a solder problem and if the pins are connected or not. Solutions around this could include:
1. Design pinouts/fanouts into the PCB board such that you can probe signals under a QFN.
2. Use a breadboard to get the software working for discrete components. For example, if you are trying to get a QFN microphone working, then you should be able to write the software and test the microphone with a breadboard or some sort of easy layout to make sure the software works and it is not a solder issue.
Monday, October 5, 2009
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