Flashy, modern head units can spoil the look of a car’s interior ... In final form, a Bluetooth module and Arduino Pro Micro are stuffed inside the stereo along with a DPDT relay to switch ...

Based on a Nordic Semiconductor 32-bit ARM system-on-chip that has built-in support for Bluetooth 4.0, the RFduino runs the same code as Arduino UNO and DUE ... A number of open-source iOS ...

Fortunately, Bluetooth ... module, receiving feedback as needed? We combed through the Google Play store to figure out which are worth installing and which you should skip over. Our testing is based ...