SLD-70C2D

　　LEDs have poor surge resistance, especially reverse voltage resistance, so it is essential to strengthen protection in this area. In view of this, this article introduces a PFC switching power sup...[Details]

1 Overview With the increasing application of various inverter power supplies, the research on inverters is also becoming more and more in-depth. At present, the most widely used in...[Details]

This is a simple serial communication program that uses query to send, and can send back the data received by the serial port immediately. I hope it will be useful for beginners. #include reg52.h #d...[Details]

Apple's South Korean unit has come under fire for exaggerating the number of jobs it has created since it opened in 1998, IT industry sources told The Korea Times on Tuesday. They said its claim that...[Details]

As the weather gets colder, the way the north and south spend the winter has become a hot topic and people talk about it. Although the north is particularly cold, because there is heating, it can s...[Details]

Although 8K panel technology has been around for several years, its penetration rate is really low.   It is reported that the shipment of 8K panels in 2019 was only 240,000 pieces, accounting for 0.0...[Details]

The main function of DMA is to transfer data, but it does not need to occupy the CPU, that is, when transferring data, the CPU can do other things, such as multithreading. Data is transferred from pe...[Details]

The requirements for developing wireless systems are very demanding, with strict constraints and a lot of trade-offs. Performance, cost and time to market all need to be improved or increased. For RF...[Details]

The two parties will focus on the development of automotive silicon carbide power devices to promote technological innovation in new energy vehicles. Recently, Shenzhen Basic Semiconductor Co., Lt...[Details]

According to the working mode, semiconductor lasers are divided into two categories: pulsed lasers and continuous lasers. The first two lasers in Table 5.1 are pulsed lasers, which are dr...[Details]

I have been exposed to some Arm programs before, but I just modified them briefly. When using the serial port, I found that its settings were related to the clock. Because I just wanted to complete t...[Details]

1. STM8 development environment To use STM8, you need to download the following tools: 1. ST Visual Develop, a universal integrated development environment for ST 8-bit MCUs http://www.st.com/st...[Details]

According to Jiwei.com, "In the past two years, we have found that there are a lot of autonomous devices and a lot of digital systems that need to be processed by artificial intelligence. Artificial ...[Details]

Universal Serial Bus (USB) charging has become a common method of powering small electronic products. Many new consumer electronic devices (e.g., smartphones, tablets, e-readers, etc.) have AC power ...[Details]

Using UC3906, only a few external components are needed to realize fast and accurate charging of sealed lead-acid batteries. Figure 2 shows a complete charger circuit. The resistor divider network co...[Details]