The attached is a diagram I drew according to the schematic on TI's LAUNCHPAD. I made a board according to this, but the resistors of VCC and GND are only 400 ohms. This is definitely a problem. Becau...
IAR STM8S price: 23,000 RMBCOSMIC STM8S price: 23,000 RMBRaisonance STM8S price: 990 Euros (about 8,600 RMB)I feel that Raisonance is easier to use and the price is the cheapest! But it is not as good...
China Semiconductor Industry Association to apply to become a member of the World Semiconductor CouncilThe Semiconductor Industry Association of the United States said that the joining of the China Se...
C# host computer learning materialshttps://bbs.eeworld.com.cn/viewthread.php?tid=308129&page=1#pid1198878 I saw the C# serial port tutorial above on the forum last week and found it very interesting. ...
Dear experts, I have a question for you. I want to access the network on the development board of ARM system. The network card chip is CS8900, and the driver is also available. What components do I ne...
This is the schematic diagram I made by disassembling an MPPT charger before I graduated last year. The object I copied is a mature product on the market.
This circuit has been verified to be function...
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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[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]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[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]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[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]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[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]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[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]
DSP and ARM Processors
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