The power consumption of the Bluetooth keyboard using nRF52840 and CircuitPython is very low. It is only 50uA in sleep mode and only 160uA when connected to Bluetooth.https://blog.adafruit.com/2020/08
In comparison, ESP32 is older but has accumulated rich resources and ecosystem, S3 has the strongest performance, C3 has the best cost performance, and S2 is neither fish nor fowl...https://blog.csdn.
October 1st is the Mid-Autumn Festival. Here, I would like to wish you all a happy Mid-Autumn Festival and a happy National Day in advance!From now until September 24, the EEWorld Forum’s traditional
I want to measure the ratio of the capacitance of two capacitors. For example, C1=100uF, C2=22uF, and the output voltage value must be 100/22=4.55V. The capacitance range is 1uF~220uF, and it is imple
[i=s]This post was last edited by cruelfox on 2018-3-4 13:21[/i] In this post, the term "stack" refers to the memory area where the computer (including MCU) processor accesses data through the stack p
[align=center][size=15px][b]This article is just a simple infrared remote control TPYBoard v102 development board data. There are many expansions that can be done. See the attachment for the VS1838 fi