i bought a quadstep from sparkfun to run stepper motors. the supplied arduino driver did a good job of showing the quadsteps functionality is free was limited to the arduino mega had hardcoded pins could use some cleanup   i have also been reading clean code: a handbook of agile software craftsmanship by robert martin […]

i finally purchased a new computer. my how how things change. last time around an atx power supply was an atx power supply. this time i researched enough to know i needed a 20+4 main supply plug. i failed to research the 4+4 cpu power supply plug and as a result i had to purchase […]