I have done a full-bridge inverter, using the two-way pwm waves provided by msp430, and then sending out four-way pwm waves through ir2104 ho lo (pwm meets the requirements of four mos tubes in the fu...
I use G.729A voice compression algorithm in VoIP development, the platform is PXA270 + WinCE5.0; The ITU-T source code downloaded from the Internet is implemented in C language, without any optimizati...
STM32F103 compiler: IAR 5.3 The program is to light up the LED. The program is compiled without any problems, but there is a problem when emulating. After entering debug, I walk step by step and the p...
For a single-chip real-time system, can multiple tasks be started at the same time? For example: while(1) { os_wait(K_SIG,TASK1,0);//wait for Task1 task signal for(i=0;i
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As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
1. Introduction
Industrial fieldbus technology is one of the technologies that has received the most attention in the automation industry in recent years, and it has brought a qualitative leap...[Details]
The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
Different places have accumulated certain experience in equalizing charging of battery packs, but it is difficult to master it properly. Long-term non-equalizing charging or frequent equalizing cha...[Details]
1. Self-test of lithium battery capacity
The nominal capacity of the CECT9898 OEM mobile phone lithium battery is 3800mAh, and its battery volume is comparable to the 1500mAh battery of ot...[Details]
Typically, buck regulators are designed for continuous mode operation, which simplifies output voltage calculations and system design. However, if the system is non-synchronous and required to oper...[Details]
Tags: PMP Digital Signal Processing
Many observers and analysts agree that there will be only two hot technology topics in the field of electronic engineering and applications this year: o...[Details]
PIC microcontrollers are becoming increasingly popular in China. This article introduces some experiences and techniques in software and hardware design during the development of Microchip PIC seri...[Details]
With the development of military equipment, its functions are becoming more and more powerful, the equipment is becoming more and more complex, and the requirements for test systems are becoming highe...[Details]
White LED energy-saving lamps are now widely used in handheld devices (such as mobile phones) as backlights for color LCD screens and keyboard lights. Colored LED energy-saving lamps are good indic...[Details]
Angle sensors are often used in measurement and control systems to collect various angle parameters or measure the speed of rotating mechanisms. At present, some angle sensors with mature technolog...[Details]
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