1 Definition of LPWA
LPWA – Lowpowerwidearea, short for low-power wide area technology, uses lower power consumption to achieve long-distance wireless signal transmission. Compared with familiar techn
Design Case 01 Marquee
Functional DescriptionPulse width modulation (PWM) is a very effective technology for controlling analog circuits using the digital output of microprocessors. It is widely used
Open Book is an open source hardware device for reading books in all the languages of the world. It includes a large screen and buttons for navigation, as well as audio options for accessibility and p
[i=s]This post was last edited by dcexpert on 2021-2-19 08:40[/i]From: https://forum.micropython.org/viewtopic.php?t=9829p=55021#p55021Ported from the arduino library, use two GPIOs, one as a touch in