id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-32563	Tan, Gary; Jin, Yuhan	Application and Principle of Quadcopters	2025	10	.pdf	application/pdf	4738	331	55	Note that a USB to USART converter is needed due to the computer’s inability to parse USART signals directly [30]. In the quadcopter built, USART communication has two main usages.	cache/ajst-32563.pdf	txt/ajst-32563.txt