Raspberry Pi serial and I2C ports, along with a simple 3.3 volt GPS module (in this implementation it's an AdaFruit GPS Breakout board), and a 128x64 SSD1306 OLED display. The serial port can be the ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...