Use a single-chip microcomputer system to control and use the interrupt method to play a 20-second voice. If it is implemented with a voice chip, how should I do the AD conversion? How do I add the co
【Goodbye 2021, Hello 2022】+ Changes and ConstancyIn the blink of an eye, 2021 is over, and the ending was so magical that it was unexpected.In late December 2021, the author's location happened to be
What type of sensor is generally used to measure pressure, and what type of AD conversion module (or AD conversion chip) is generally used. First of all, it is not to measure gravity. Secondly, the pr