According to the Dutch Financial Daily on the 20th, Philips of the Netherlands will enter the car navigation market in September this year and challenge the Dutch TomTom company that dominates this fi...
There is a code like this in the bsp.c file of the transplant code. Can anyone explain it? ? Thank you very much~~ CPU_INT32U VIC_SpuriousInt; static void VIC_Dummy (void) { while (1) { (void)VIC_Spur...
1. Hot air leveling The general process of hot air leveling is: micro-etching → preheating → flux coating → tin spraying → cleaning. Advantages: longer storage time; after the PCB is completed, the co...
I use MATLAB to do image processing algorithms. My QQ number is 64847806. I have encountered several problems. Please help me. The first thing I need to do is to use Gaussian low-pass filtering to sha...
u-boot_smdkv210 Analysis 5: Hardware boot process 1. Power on and start irom and iram are located at address 0xD0000000. Since address 0 is a mirrored region depending on the boot mode, it will direct...
This article is based on the Xunwei-IMX6ULL Terminator Development Board. We are very familiar with software download and installation under Windows system. In this section, we will learn about softwa...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
This paper describes the design method of electronic multifunctional watt-hour meter, the key technology of hardware design and the software design process. Taking NEC's μPD78F0338 microcontroller ...[Details]
Preface
DS18B2 is generally used in conjunction with a single-chip microcomputer, and there are few reports on
the interface between
DSP
and DS18B20. Therefore, this article introdu...[Details]
introduction
Frequency characteristic tester
Also known as sweep frequency meter or frequency response analyzer, it uses a rectangular oscilloscope with internal scale as
a displ...[Details]
The embedded network module series products of Yingchuang Company all have a streamlined ISA expansion bus, which usually includes several address buses, 8-bit data buses, read and write control li...[Details]
1. Basic principles of organic/polymer solar cells
The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]