[Mike Lu] likes to add serial ports to his routers to use for debugging but he didn’t want to drill holes in his new RT-N12. After a bit of head-scratching he thought about repurposing the four unused ...

While searching for a connector recently, I revisited an old project of mine called the Serial Squid. This was to have been my first open-source hardware design. After completing the entire design, ...

A socket that connects to a serial interface (one bit following another over one line). Serial ports are widely used by sensors for data acquisition, and they were standard on early computers for ...

A PLC or programmable logic controller is a type of computer often employed to monitor and control industrial manufacturing operations. The device, which you may see referred to as a programmable ...

While the RS-232, RS-422, and RS-485 serial standards are hardly new, combining them over a single connector creates challenges unforeseen when these standards were first drafted years ago.

As legacy computing projects upgrade from VME and CompactPCI systems, or as new projects arise, an important choice is presented: “which direction do we go?” For open standard embedded computing, the ...