[i=s]This post was last edited by dcexpert on 2021-2-7 14:16[/i]Currently, the STM and RPi versions do not include the neopixel module, so they cannot drive the ws2812 like the ESP32. However, in the ...
I bought a few cheap multimeters a few days ago . When the courier delivered them today, I couldn’t wait to open them.I bought 7 of them this time, one for each colleague. There are three models in to...
A Simple Comparison of LoRa Technology and NB-IoT1. What is LoRa technology?
LoRa is one of the LPWAN communication technologies. It is an ultra-long-distance wireless transmission solution based on s...
1. Brief descriptionThis article mainly explains the A40i Boa application, which is applicable to the Feiling A40i series FETA40i-C core board Linux3.10 operating system. Other platforms can also be u...
[i=s]This post was last edited by Yishayishi on 2022-7-8 08:39[/i]MOV C, P1.1; Read the level on the P1.1 pin
How to use the instruction MOV C, P1.1? There is no instruction MOV C, XX in the 51 assemb...
Working hours of heart rate braceletThe battery capacity of this kind of smart bracelet that can monitor heart rate and even blood pressure in real time is generally less than 100mAh. Some products ca...