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The Electronics Inside

July 2019 Previous month

Sewing Machine Extra

Posted by a531016 Jul 12, 2019
Further to a request on the video on YouTube - I have done a little additional digging:   "What is the ID of the MCU I there?Also can you teardown the black box containing the transformer?"   The micro controller is a Mitsubishi M37410M4HFP:   Here it is in person:   Here is the whole PCB close up:   And the Front, just for context:     Unfortunately the transformer is potted into the top half of the enclosure:   But in case you are interest ...

Sewing Machine Basics

Posted by a531016 Jul 6, 2019
Although I have used sewing machines in the past, it was a long, long time ago, and nothing quite like this one. If you are like me and need a quick refresh on the terminology of some of the parts of a sewing machine, you are in the right place:     Hand Wheel - Originally a cranked handle that you would have to turn yourself, thankfully it is now electrically driven. It is normal to turn the hand wheel to position the needle when starting and finishing stitching.   Thread Tens ...