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CATL achieved impressive performance in both revenue and market share in 2021, but cost pressure was still reflected in gross profit margin. On the evening of April 21, CATL disclosed its annual repo...[Details]

#include #define uchar unsigned char    //byte #define uint unsigned int    //word   sbit led1=P0^0;      sbit fir=P2^4; //fir=0; working sbit sec=P2^5; //sec=0; working sbit thi=P2^6; /...[Details]

Relay is a commonly used control device, which can use a smaller current to control a larger current, use a low voltage to control a high voltage, use direct current to control alternating current, e...[Details]

RISC-V member SYSGO and Cobham Gaisler, the design center of Cobham Advanced Electronic Solutions (CAES), have announced a collaboration where SYSGO will provide its hypervisor-based real-time operat...[Details]

     For most urban residents, the public transportation system is something they have to deal with every day. However, with the accelerated development of urbanization and the rapid growth of urban ...[Details]

Technology creates value. Recently, good news came from the China Electric Power Research Institute that the Sineng Electric inverter successfully passed the high and low voltage ride-through test ...[Details]

1. Background and measurement methods       The DC-DC converter can be viewed as a simple feedback control system, as shown in Figure 1. Figure 1 A DC-DC converter can be abstracted as a feedback s...[Details]

Market sources say that UMC intends to spend less than NT$10 billion to acquire Toshiba's 8-inch wafer fab in response to strong demand for 8-inch wafer foundry and to expand its operating scale. At ...[Details]

#include "stc15f2k60s2.h" #include "stdint.h"   code uint8_t tab = {    //  0    1    2    3    4    5    6    7    8    9 null     0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xFF }; pdata uin...[Details]

On October 6, Qualcomm officially released an invitation letter, announcing that the 2020 Snapdragon Technology Summit will be held online from December 1 to 2. It is reported that Qualcomm will rele...[Details]

1. Concept of interruption 1. Carefully study what is interruption? 　　For example: a student is doing homework in the classroom, and is suddenly called out. After returning, he continues to do his ho...[Details]

Many companies have found that their electronic products often fail at the last hurdle before they can be put on the shelves, that is, meeting EMC requirements. This has made them realize the importan...[Details]

KJ004 circuit principle Integrated triggers have the characteristics of high reliability, good technical performance, small size, low power consumption, and easy debugging. The integration of th...[Details]

IGBT (Insulated Gate Bipolar Transistor) is a composite fully controlled voltage-driven power semiconductor device composed of BJT (Bipolar Junction Transistor) and MOS (Insulated Gate Field Effect T...[Details]

Production efficiency. Features of the mechanical control stage In the mechanical control stage, the control system is mainly composed of mechanical components, such as gears, l...[Details]