cellularmitosis

Blog 2021/6/5

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Some Easy6502 katas and solutions

When it comes to learning a new language / platform / concept / etc in programming, being forced to solve problems (that is, being engaged) is far more effective

cellularmitosis

Wrapper script for Crashlytics' dSYMs uploading tool

Crashlytics has a dSYM uploading tool, but it is cumbersome to use (requires command-line params).

Here is a script which crawls your Xcode Archives directory and uploads all of dSYMs it finds.

Be sure to edit the paths to the upload-symbols tool and your GoogleService-Info.plist file.

cellularmitosis

Arduino PWM-based pressure regulator sketch, now with PID!

Here's take 2 of my fuel pump controller, this time controlled via a PID loop.

Create a directory named fuel-pump and place all of these files into it.

cellularmitosis

Blog 2021/3/7

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Test of EFI fuel pump at reduced voltage into flow restrictor

In preparation for creating my own fuel injection system for a motorcycle, I am evaluating the most popular universal EFI fuel pump available on eBay (see my previous blog post).

cellularmitosis

Blog 2021/3/2

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2018 Kawasaki KLX250 EFI Throttle Body

I'm planning on designing a DIY EFI controller for my 2009 KLX250SF, and part of that is retrofitting a suitable throttle body onto the bike.

cellularmitosis

Notes on Rich Hickey's "Simple Made Easy" talk

talk: https://www.youtube.com/watch?v=rI8tNMsozo0

slides: https://www.slideshare.net/evandrix/simple-made-easy

"Simplicity is prerequisite for reliability" -- Dijkstra

Simple:

• vs complex

cellularmitosis

Blog 2021/2/28

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eBay Universal EFI Fuel Pump

The most popular universal EFI fuel pumps on eBay all have identical cases and fittings.

cellularmitosis

Blog 2021/2/20

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Are 32-bit floats sufficient for microseconds-to-RPM conversion?

Answer: yes.

cellularmitosis

Blog 2021/2/20

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Arduino PWM-based pressure regulator sketch

WARNING: UNTESTED

cellularmitosis

Privacy Policy version 1.0 for the GridNotes iOS app

The GridNotes iOS app does not collect any user data of any kind. The app does not access the Internet at all.

It is just a musical instrument.

If you wish to verify this for yourself, see the source code at https://github.com/pepaslabs/GridNotes