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Posts in 2024
Posts in 2023
  • KiCAD Custom DRC Rules

    Monday, October 30, 2023 in Blog

    I got a board sent back by JLCPCB the other day due to a DRC rule I haven’t come across before. The rule is: If the copper area is less than 30% of the outer layers then the trace-trace space should be at least 0.15mm. This is in contrast to …

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  • Pin 1 Markings and PCB Assembly

    Monday, October 23, 2023 in Blog

    Most pick and place files are programmed by hand. Remember this and repeat it to yourself whenever you’re checking your files for PCBA manufacturing. There’s a great talk by Chris Denny from KiCON 2019 where he discusses this issue in …

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  • Spreadsheet Wrangler

    Monday, October 23, 2023 in Blog

    Summary Spreadsheet Wrangler is a command line tool to make working with spreadsheets easier. I use it primarily for handling bill of materials. Github PyPi README spreadsheet-wrangler Command line tool for interacting with spreadsheet data …

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