Configurable SD R/W Datalogger Shield

sd_shield_top_smallI always seemed to get a clash between the device select signal (SS) on my SD/microSD card reader and some other Arduino hardware I was trying to run with it. To get around this I decided to make a dedicated SD card shield with a jumper selectable SS signal.

SS signal clashes are now a thing of the past!

Continue reading “Configurable SD R/W Datalogger Shield”


Parola Controller Shield

Parola Controller ShieldI get repeated requests for the ‘circuit’ of the Parola controller shield in the YouTube video.

The controller is basically a testing tool that I use for Parola/MD_MAX72xx where I need a few buttons and/or an analog value. Continue reading “Parola Controller Shield”