Author: Electric Halogen PillsI found a circuit that I designed incorrectly in the early days. This circuit is the power supply of the digital circuit. For the sake of convenience, the 12V is directly
[i=s]This post was last edited by Media Students on 2019-5-4 21:57[/i] [align=center][size=14px][size=4][color=#9932cc]【RT-Thread Reading Notes】5. RT-Thread Learning Chapter 6 Reading Notes[/color][/s
Teachers, I would like to ask you, there is a peak value of more than 300mV on the 5V power supply, and the peak width is 200us. Will it affect the operation of the circuit?
IEEE 802.11af is a wireless networking standard designed for low-power, long-range wireless local area network (WLAN) operation for smart home and IoT devices. It operates in the TV White Space (TVWS)
[size=5] Qingke's expansion board is equipped with HTS221 temperature and humidity sensor. The sensor uses I2C bus and shares the bus with the previous OLED screen. This sensor is good in every way. I