<b>NOTE:</b> This app is no longer maintained, its repo was archived. This is a bluetooth low energy UART terminal app for a do-it-yourself Smartwatch. App features: * notification buffer * is notification to long: use of notification title * some emoticons works * german Umlaute works * transmit more than 20 bytes * automatic reconnect Get firmware, screenshots, documentation and <b>circuit</b> from <a href="https://github.com/no-go/UART-Smartwatch">UART-Smartwatch Website</a>. UART-Smartwatch firmware features: * Press Button 1.5 s: sync the time between watch and phone. Show date and notifications as scrolling chars. * Press Button 0.5 s: show the time calculated by the watch. Show the battery level and an analog clock * small analog clock * digital clock * Battery Level * more than 18 hours with LiPo 3.7V (170mA) The DIY smartwatch shows a calculated time without a connection to your phone. This time is a bit faster to pretent problems. It is about 10 second in 6 hours.