id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-2828	Zhou, Tingjie	Simulation of Control System Based on New Electric Intelligent AN Toothbrush	2022	2	.pdf	application/pdf	981	49	54	Note: (1) Micro piezoelectric sensor meter (measuring system) (2) Force hammer (excitation system) (3) Dynamic signal analyzer (analysis system min, STM32) (4) App receiving data (GPRS) (5) A/d converter (AD574 chip) (6) Data processing (ENBF156 chip) A/d Converter A/d converter is the core of data acquisition system, which is responsible for converting analog signals into binary codes suitable for digital processing.	cache/ajst-2828.pdf	txt/ajst-2828.txt