As the title says, I want to create a task in esp32 to periodically obtain the file name and number of files in the file system of the micropython task...
I am a newbie in zstack. When debugging the serial port of 2538, the serial port cannot print out data. What is the reason? The LCD below shows correctly, indicating that the data is received, but the...
[Review details] Try GigaDevice GD32L233 and start the energy-saving "chip" era![First batch of shortlisted candidates and award receipt matters][Second batch of shortlisted candidates and award recei...
IP5328P is a multifunctional power management SOC that integrates QC2.0 / QC3.0 output fast charging protocol, FCP / AFC / SFCP input and output fast charging protocol, MTK PE + 1.12.0 output fast cha...
This time I received the Silicon Labs BG22-EK4108A Bluetooth development board. The official website link is as follows:
https://cn.silabs.com/development-tools/wireless/bluetooth/bg22-explorer-kitFro...
As shown in the figure below, the PWM duty cycle is 50% and the magnification is 2 times. The ripple at point A is about 20mV, but the ripple at output reaches 600mV. Why is this? Thank you!...