J-Box Prototype v0.6

Good progress on the J-Box prototype to report, both in terms of the hardware design and the MCU software, which are described below. Took some time to test and validate each portion of the circuitry after the prototype was built.  It’s going to take a new PCB...

J-Box PCB 1

Another milestone week. J-Box prototype 1 first PCB is now on order.  Should take a week or so with shipping to arrive.  Here’s the layout below. This one is a bit larger than the production units will be, at 71 x 66 mm. (2.8 inches).  These first prototypes...

Wireless J-Box Design v0.2

It’s been a busy several weeks of prototyping, research and development. I’m happy to announce an initial wireless J-Box design is now available for peer design review and comments. You will find the schematic and a brief explanation and theory of...

J-Box Prototype 1 Design and Layout

Making progress on the design and layout of first J-Box prototype. Decided to keep this first prototype super-simple to make things go faster by using off-the-shelf TI “CC2650 LaunchPad” development kit.  Below you can see the board.  It has built in 2.5...