Above you can see the programming cable Adafruit sent me with these samples. To the right I tried out my 5V Sparkfun FTDI board and as advertised, the HUZZAH can be programmed with either 3.3v or ...

Of course, you’ll use the usual language you use on the ESP8266 — [Acrobotic] uses C++ in the Arduino IDE. On the browser side you’ll use JavaScript, although that will be embedded in your ...