[i=s]This post was last edited by 向阳xl on 2019-11-27 15:24[/i]Origin of the problem: In order to simplify the circuit and reduce costs, it is hoped to realize an active second-order low-pass filter po...
RT, I have a JY901 gyroscope, which comes with a HC06 Bluetooth transparent transmission module. Then I want to use ESP32's Bluetooth to connect to HC06 and read HC06 data, but HC06 is a Bluetooth tra...
I want to use this sensor to make a product to test indoor air quality, but I don't know much about the application of this sensor. Is there anyone who can teach me{:1_98:}{:1_98:}{:1_98:}...
[color=#333333][size=14px] NFC is developed on the basis of RF radio frequency technology. NFC is essentially not much different from RF radio frequency technology. Both are based on signal transmissi...
[i=s]This post was last edited by Tongxin Laosou on 2019-2-16 16:48[/i] Let's delve deeper into the application of amplifiers. In the figure below, the pressure sensor signal is connected to A, B, and...