AD $2 for 5 PCBs, SMT Assembly fee $0. Order from <a href=" There are lots of great animatronic and robotics props and ...

After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

In the Blackberry-keyboard-based project lineage story last week, I covered how a series of open-source projects turned into Beepy, a cool Linux PDA with a lively community. To me, it’s yet ...

The schematics for Old Sparky Mk1, Mohandis Sandbike Engine Mk1, and Sim’s Cutter can all be found in the same area — but you'll have to return to the location many times to collect them all.

Get article recommendations from ACS based on references in your Mendeley library. Pair your accounts.