\contentsline {section}{\numberline {1}Overview}{1} \contentsline {section}{\numberline {2}Let's try a Logic Analyzer}{1} \contentsline {subsection}{\numberline {2.1}Drone Mobile App}{1} \contentsline {subsubsection}{\numberline {2.1.1}Open Bench Logic Sniffer}{2} \contentsline {subsubsection}{\numberline {2.1.2}Abandoned Project?}{2} \contentsline {subsection}{\numberline {2.2}Setup Cont...}{2} \contentsline {subsection}{\numberline {2.3}Basic Test}{3} \contentsline {section}{\numberline {3}Drone Logic Sniffing}{3} \contentsline {subsection}{\numberline {3.1}I2C Decode}{4} \contentsline {subsection}{\numberline {3.2}Tapping into Main Wires}{6} \contentsline {subsubsection}{\numberline {3.2.1}Confirming Baudrate from an oscilloscope}{7} \contentsline {subsection}{\numberline {3.3}Open Bench Logic Sniffer Review}{8} \contentsline {subsection}{\numberline {3.4}Other Approaches to troubleshooting the Drone}{8} \contentsline {subsection}{\numberline {3.5}Conclusion}{8} \contentsline {section}{\numberline {4}References}{9}