Tag: electronics
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Pattern Matrix PCBs arrived & first tests
After triple checking the schematics and design files and ordering 80 PCBs (50 sensors and 30 i2c boards) there was an anxious wait for them to arrive and do some initial tests to find out if there were any mistakes. We now have enough boards to make two new pattern matrix devices, one 4X4 and…
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Adventures with i2c
In order to design the next version of the flotsam hardware I need to make it cheaper and easier to build. The existing hardware was very cheap in terms of components but expensive in terms of time it took to construct! With this lesson learned and with a commission on the horizon I need to…
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A screenless programming language: putting it all together
More background on this project here. This is the finished Raspberry Pi interface board, most of the circuitry here is an LED driver to light up one of the 32 programming blocks as they are being scanned, or in any pattern required depending on the needs of the particular programming language in use. The small…