Help: Test the solenoid valve. The specific situation is as follows: use a 15.5v starting voltage to power on, so that the solenoid valve closes for 1s, then the voltage drops to a 5v stable voltage,
I want to use the two-corner bidirectional light-emitting tubes and ordinary light-emitting diodes to light up alternately, turning on green light, bidirectional blue light, and bidirectional red ligh
[i=s]This post was last edited by jj1989 on 2019-1-15 17:49[/i] [size=4][md]## Preface The previous article unpacked and simply got started with the **Rapid IoT Prototyping Kit SLN-RPK-NODE**, experie
introduceCurrently, most C/C++ IDEs on the market use GCC or LLVM as the compiler toolchain, including many commercial IDE toolchains that are also based on optimized GCC or LLVM. When using some adva
This summary uses Yocto or the original system we provide on the development board. Taking the helloworld program as an example, it explains how to compile and test the Qt program.
1 Qtcreator directl