Blog

GE GSS22SGMD BS Refrigerator fix

November 05, 2020


My dad got a fridge that didn't work... the compressor wasn't running.

Read more

Samsung 32 TV Power supply repair

November 05, 2020


Short post on a 32" Samsung TV power supply fix.

Read more

Why doesn't GPIOG work on the STM32L5?

October 29, 2020


The NUCELO-L552ZE-Q board wires it's LPUART1 pins GP7 and GP8 on PORTG to the debugger VCP...

Read more

Fixing backlash in Dahlgren System 300z engraver spindle

October 26, 2020

The spindle in the engraver had about 1/8" of axial play. Here's a short post on the teardown and how it was fixed.

Read more

GDB Cannot access memory when debugging an STM32

September 30, 2020


While attempting to implement SPI in zig on an STM32G4 I got the error "Cannot access memory at address 0x40013000".

Read more

V-Carving text with DeclaraCAD

August 23, 2020


My wife wanted me to make a sign on the engraver... so I got "v-carve" toolpaths working in DeclaraCAD.

Read more

Attaching to a python app deployed using Dokku with gdb

August 07, 2020


Some notes on how to debug a python app deployed to a (development) server using dokku.

Read more

How to get code coverage using zig and kcov

May 15, 2020


Here's a short post on how to get code coverage with zig using codecov on travis CI.

Read more

Using zig and the STM32H7 to drive stepper motors

May 09, 2020


Finally got stepper motors working with the STM32H7 and DRV8825 using ziglang!

Read more

Find where C/C++ headers are in Linux

April 17, 2020


Here's a tip on how to find the correct path for setting the include directory.

Read more