0151660227

1. From assembly to C function 1. Set up the stack Why do we need to set up a stack when calling a C function from an assembly? 1. Because the parameters of the arm assembly call to...[Details]

In the more than one month since the beginning of the year, Gaogong Robot Industry Research Institute (GGII) has obtained a large amount of first-hand data by visiting nearly 100 companies in the...[Details]

　At present, the "Ten Cities, Ten Thousand Lamps" project is being promoted in various pilot cities. Many cities outside the pilot cities are also actively exploring the model of LED lighting, seekin...[Details]

　　Unlike traditional fuel vehicles that only have one refueling port, new energy vehicles usually have two charging ports, one for direct current and one for alternating current, which is what we cal...[Details]

Mathematical Model of Three-Phase Two-Level Inverter The three-phase two-level inverter topology is shown in the figure below. It consists of three H half-bridges. Therefore, the DC side posit...[Details]

There has always been controversy over whether autonomous driving should be achieved in one step, like Waymo, and directly enter Level 4, or whether it should be advanced step by step from Level 1 to...[Details]

In order to ensure the reliability of measurement and the safety of production, some users use two sets of liquid level measuring instruments to measure the internal liquid level position of the same ...[Details]

According to Korean media Business Korea, Samsung internally believes that the current supply price of NAND Flash is too low. The company plans to increase the contract price of NAND Flash products b...[Details]

introduction With the intensification of the aging process in my country, there is a "vulnerable group of people who are bedridden for a long time" in today's society because they have lost the abili...[Details]

Color TV signal 1. Spectral characteristics of television signals The television system completes the decomposition and synthesis of images through line and field scanning. Although the image ...[Details]

When electronic equipment requires a relatively high stable voltage, it is best to use a tube stabilized power supply. The output voltage of this stabilized power supply is adj...[Details]

Rockchip, a leading domestic SOC solution provider focusing on mobile Internet and digital multimedia chip design, announced that the AI ​​computing stick based on its RK1808 chip will be officially ...[Details]

1. Cross-compilation tool installation (glibc version needs to be compatible with the version on the development board) method 1: (The latest version of glibc is installed. Older versions of glibc ...[Details]

The issuance of 4G licenses has entered the countdown. From a national perspective, it will help promote information consumption and advance the realization of the Broadband China strategy. From an i...[Details]

The proximity sensor has a light-emitting circuit that emits pulse-modulated infrared light, and a receiving circuit that uses a filter to detect only the required frequency components, thereby avoid...[Details]