Seniors in the forum, when the microcontroller outputs PWM constant (such as controlled at a constant voltage of 4V), when unloaded, the voltage on both sides of the motor is 4V, but when I change the...
I have a Windows CE terminal device. After connecting it to an extension cable, I can't use the USB device. It works normally without connecting it. What's going on?...
I can't access the Internet at the moment, and the TI SensorTag App I have is a bit old. Can anyone who can access Google Play help me download the latest TI SensorTag App? Thanks in advance! [url]htt...
[align=left][b]Chapter 8 Key Input Experiment[/b] In the previous two chapters, we introduced the use of STM32's IO port as output. In this chapter, we will introduce how to use STM32's IO port as inp...
The capacitive-contactless liquid level sensor is a sensor that indicates the liquid level status with high and low level outputs, that is, it can be used as a liquid level switch.
The application cir...