Sohu, TOM Online, Hurray Century, Kongzhong, Linktone, and Longteng Sunshine, the six major SPs (information content providers), jointly formed the first mobile phone record distribution alliance in C...
I bought an MSP430F149 development board from Taobao a few days ago. I came to learn it today and found a problem. The CD given by the store has a lot of random things on it and I have no idea what it...
1) In the formula △u=Kp * [e(n) - e(n-1)] + Ki * e(n) + Kd * [e(n) - 2e(n-1) + e(n-2)], I currently use 4, 0.33, 4 for the three parameters Kp, Ki, and Kd. I feel that the temperature curve fluctuates...
Continue to introduce the principles of the CC45 series of microcontrollers. This article introduces the principles of the six inverters and buffers in detail....
I have learned the basics of FPGA Verilog HDL, but when learning QSYS and DS5, I found that there are many things I don't understand. I would like to ask the experts for guidance....
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[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]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[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]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[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]
Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]