GRPM1L-100PCBSBTN-.172

For a basic introduction to sysfs and platform, please refer to the blog post . Platform model driver programming requires the registration, matching, and mutual binding of platform_device (device) a...[Details]

This month, the U.S. Department of Commerce announced new export control rules for advanced semiconductor and chip manufacturing equipment, further refining and clarifying the rules that prevent Chin...[Details]

Features of logical operations:  1. Bitwise operation  2. No carry or borrow between bits  3. No distinction between positive and negative numbers and the size of inputs  There are four logical opera...[Details]

There are often discussions in QQ groups about E2PROM operation, protection, failure, and other issues. Today, I have nothing to do, so I will briefly summarize them. (I am not very knowledgeable, so...[Details]

There are several points that are easy to go wrong in SPI two-machine communication using DMA: 1) Frequency division value: The maximum frequency of SPI is 18M, SPI1 is on APB2 with a frequency of 7...[Details]

1. Statement   Although most of the core code of Linux is written in C language, it is inevitable that some of it is written in assembly language. Some assembly language codes are written directly i...[Details]

Following Samsung Electronics, the Japanese government approved SK Hynix's application to import gas hydrogen fluoride. South Korea's Ministry of Trade, Industry and Energy said that the Japanese gov...[Details]

This circuit usually uses a 12V DC power supply to generate a high voltage DC power supply of about 600V. This circuit is easy to make and has a simple principle, so it is often used in electronic ci...[Details]

1. Development of power electronics In recent years, the focus on power electronics technology has increased, mainly in the automotive field, industrial equipment and renewable energy fields. In the ...[Details]

Digital multimeter to detect the circuit of bidirectional thyristor The figure below is a schematic diagram of the test using a digital multimeter. Set it to the NPN position, first open the G pol...[Details]

introduction In the field of optical communication, larger bandwidth, longer transmission distance, and higher receiving sensitivity are always the goals pursued by researchers. Although the applicat...[Details]

Verilog HDL Stepper Motor Drive Control The use of stepper motors is still very extensive. Currently, printers, plotters, robots and other equipment all use stepper motors as their power core....[Details]

GLOBALFOUNDRIES and Soitec recently announced that they have signed multiple long-term supply agreements for 300mm silicon-on-insulator (SOI) wafers. The agreement will ensure the large-scale supply ...[Details]

The incremental encoder is also called a pulse encoder. It has a simple structure and generally has only three code channels. It cannot directly generate several bits of coded output, as shown in Figu...[Details]

01. Introduction to vehicle-mounted thermal imaging The vehicle-mounted thermal imaging system is an effective technology for enhancing the driver's vision. The thermal imaging system passivel...[Details]