Archive for the ‘Microcontroller’ Category:

2021-09-20 Chip Shortage And Auto Makers

Rob Maurer’s Tesla Daily episode https://youtu.be/m8TMPbUgpBU About car makers in general, Rob said, “These companies want things to stay the same. They want to take the path of least resistance, and that is continuity. … Those results are visible now as these companies work through the chip shortage.” Tesla is faced with the same logistics

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2021-09-04 Tesla Chip Shortage Solutions

Tesla has developed a workaround for the microcontroller chip shortage. They developed 19 variations of controllers by changing the hardware and software. You can read the text of the video in the description. https://youtu.be/B8b73Zsnn5A

2020-06-11 Optocouplers Don’t Always Protect

From FB comment Monty Ross It’s true that optocouplers are used for isolation. But I have seen whole sections of PC boards with a hole burned where the optocouplers used to be. It is incredible how much damage the power lines do to the PC boards due to high voltage spikes in the power. Transformers

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2017-09-19 Giant ‘Analog Meter’ For Clock Display¬†

FB comment “Brilliant!” Preet Sangha said, and I agree, but since I have a hard time seeing small meters across the room, I thought up another, bigger meter.  How about this? Instead of meters, use a printout of a meter face, full page size.  There will be one for each hour, minute and second.  These

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2017-08-27 A 555 Is Easier And Cheaper Than a PIC

From a FB group post. “primitive transistors” I think that’s ironic.  The 555 makes the design easier for the builder.  It has all the parts so the builder doesn’t have to build from scratch.  Like making a cake using Betty Crocker’s cake mix instead of flour, eggs, etc, and no need for a recipe.  It’s

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