P4SMAJ9.0A-LFR

Finally, close the doors and windows, turn off all power supplies, and pay attention to safety! I believe you are all familiar with this saying. Now the sockets on the market are basically non-inte...[Details]

Sony officially launched two new APS-C mirrorless cameras, the entry-level A6100 and the flagship A6600. At the same time, two G Master lenses, the E 16-55mm F2.8 G and the E 70-350mm F4.5-6.3 G OSS,...[Details]

HML_FwLib_STC89/11 project address https://github.com/MCU-ZHISHAN-IoT/HML_FwLib_STC89 https://github.com/MCU-ZHISHAN-IoT/HML_FwLib_STC11 These projects mainly encapsulate the register configuration...[Details]

Printf usage of multiple serial ports under STM32 The way of adding printf() to the program on the Internet is generally like this (briefly mentioned): 1. Configure GPIO, USART, RCC Configuration ...[Details]

1. Input circuit wiring The input circuit is the port for PLC to receive signals (for analog quantities, it is generally 0-40MA DC current or 0-10V DC voltage signal). The input wiring refers ...[Details]

International Energy Network/Photovoltaic Headlines (PV-2005) learned that on October 30, the National Energy Group Material Company’s 2023 group-level photovoltaic inverter distribution procuremen...[Details]

Noise Electronic noise is a serious problem in production environments. Fluorescent lights, mechanical devices, large metal objects that act as antennas, such as component handlers, and other noise s...[Details]

1. Introduction Ultrasonic transducer (UT) refers to a device that realizes the mutual conversion between sound energy and electrical energy within the ultrasonic frequency range. It is mainly...[Details]

Today's college students always say that it's hard to find a job after graduation, but in fact it's because of their own incompetence. When you go to an interview, people ask you what you can do? ...[Details]

How to judge the safety of self-driving cars is indeed a headache. Data is the most common metric that people think of, such as the self-driving "disengagement report" released by the California Depa...[Details]

In general applications (not using USB, not requiring high precision), the LPC17xx series can use an internal 12MHZ crystal as an oscillation source in addition to an external crystal. In fact, befor...[Details]

I wanted to have an oscilloscope when I was very young, but at that time, oscilloscopes were too expensive. Generally, only companies or research institutes could afford them. If you wanted to have a...[Details]

The quality of your oscilloscope's display greatly affects your ability to effectively troubleshoot your design. If your oscilloscope has a low-quality display, you may not be able to see critical si...[Details]

You are ready to write your first microcontroller program. Before that, I assume that you already know how to use a compiler and download a program. PS Because these tasks are really simple, you can ...[Details]

Note: The mouse driver described in this article can only realize the button-like functions of the left and right mouse buttons and the scroll wheel. Pressing the left button will type "l", the rig...[Details]