I hope to use esp8266 to display data on the APP. The current situation is that WIFI can establish a connection with the APP, and the serial port data can be received through the computer, but the dat...
[i=s]This post was last edited by 1nnocent on 2021-5-26 12:18[/i]I had some understanding of slew rate when I was playing with op amps before, but I had never calculated it specifically. However, it i...
I saw someone with extremely low battery life before, and I guessed that it was because of a short circuit in the circuit board. I suggest that you power on the phone first, check if the sensor in the...
[align=left][size=14px]I am making a wearable device. The PCB area on the device is limited, so I want to save as much area as possible. [/size][/align][align=left][size=14px]Both chips on the board n...
"The message I want to convey most is that the semiconductor industry is a highly international industry. China's semiconductor industry and market need the world, and the world's semiconductor indust...
When I used Multisim to simulate the op amp circuit before, I found that the op amp output was greater than the power rail. Sometimes I wanted to use the op amp as a comparator for open-loop simulatio...