I 'm very sorry. I don't know how to send you an email, so I have to shout here.Please bear with me!!!My program had an error yesterday. I searched the forum and found your post from last year. The er...
As the title says, my CPU is s3c2440, and the chip select of the chip connection is nGCS4, so the address should be 0x20000000. But the offset address below the driver uses 0x20000300. How is this obt...
I connected a MC35IT to the PC serial port and wanted to use AT commands to dial up the GPRS network, but failed. The results are as follows: OK at+cgatt=1 OK at+cgdcont=1,"ip","cmnet" OK at+cgact=1 O...
PPTC device technology has been widely used in overcurrent and overheating circuit protection designs for portable appliances, mobile phones, computers and telecommunication equipment. The new standar...
Radio Frequency Identification (RFID) technology is a contactless automatic identification technology that uses radio frequency signals to read and write relevant data from target objects to achiev...[Details]
As FPGAs incorporate more and more capabilities, the need for effective debugging tools will become more critical. Careful planning for internal visibility will enable teams to adopt the right debuggi...[Details]
Controller Area Network (CAN) is a type of fieldbus. It is a serial communication network that effectively supports distributed control or real-time control and is recognized as one of the most pro...[Details]
summary
Theoretically explains how to set up a PFC boost regulator using a current sensing transformer with the UCC3817 control IC.
1. Schematic
The schematic diagram is show...[Details]
A well-designed electronic load is not designed just for use in the lab; it should be carefully designed and built to test actual power systems. This is true for military portable systems, such as ...[Details]
System Introduction
EraSoC-1000 series chips are high-performance SoCs (System on Chips) based on the Loongson core. With their powerful CPU processing capabilities, 64-bit floating-point ...[Details]
1. Introduction
The UCC28051 reference design is a 100W offline AC/DC voltage converter with power factor correction (PFC). This power module design is intended to illustrate how to proper...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data,...[Details]
The microwave multifunctional therapeutic device uses microwave radiation for heating treatment, which can achieve the effects of sterilization and blood circulation. Using microwaves to directly c...[Details]
With the continuous development of the national economy, the application of variable frequency speed regulation devices is becoming more and more extensive. How to break the monopoly of foreign produc...[Details]
With advantages such as energy saving, long service life and rich color combinations, LED has become one of the fastest growing semiconductor fields, with a compound annual growth rate (CAGR) of up...[Details]
As AC induction motors become the preferred choice for industrial motors, the need to reduce power consumption in all aspects of the design continues to emerge, so improving the efficiency of these...[Details]
In the past one or two years, driven by Apple's iPhone, the smartphone market has expanded rapidly. An important feature of portable products such as smartphones is that they have more and more fun...[Details]
1 Introduction
In the adaptive predistortion amplifier based on the lookup table, the least mean square LMS (1east-mean-square) algorithm widely adopts the viewpoints proposed in the liter...[Details]
Modern living patterns make the safety of family life particularly important. At present, security prevention and alarm systems are important guarantees for ensuring the safety of residences and re...[Details]