I bought a membership and watched Director Lu’s movie "You Are My Life" which was released last year. I fast-forwarded the movie several times and finished it. I was very disappointed.
Compared with t...
Recently, there was a small case, a small USB keyboard. When selecting, I found that the Qinhengwei CH549L-one chip can complete the functions of USB HID + touch keyboard. I first made a small board t...
[size=4](I) Introduction to Buzzers[/size] [size=4] [/size] [size=4] [/size] [size=4] [/size] [size=4] 1. Function of Buzzer: Buzzer is an electronic sounder with an integrated structure, powered by a...
[i=s]This post was last edited by justd0 on 2018-10-20 00:12[/i] [md]## 1. Design name# Portable information board ## 2. Introduction of the work "Portable information board", as the name suggests, is...
Question: How to set the detection temperature of the TS pin of BQ24650 that detects battery temperature to -10℃-50℃?How to calculate the thermistor resistor in the circuit in the figure?answer:
you c...