[size=14px]I have been working on FPGA for 5 years. I have experienced quite a few projects. At this moment, another FPGA project has been declared completed. I have a lot of feelings and I would like...
Bluetooth 4.0 is a new specification launched by Bluetooth SIG on July 7, 2010. Bluetooth 4.0, the protocol composition is different from the current mainstream Bluetooth h2.x+EDR and the Bluetooth h3...
Can anyone tell me how to use a single-chip microcomputer to directly generate a digital square wave signal with a frequency of 60K and a pulse width of 100ns? Thank you!...
[color=#333333][font=Simsun][size=3]How to distinguish and select transistors and MOS tubes in the design of switching power supply circuits?[/size][/font][/color][color=#333333][font=Simsun][size=3] ...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
1 Introduction
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]
Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, wireless satellite positioning systems are used to enable dispatchers to u...[Details]
"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. The advantages of multimeter are that it has many uses, a wide range, an...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
In the 1980s, DCS (digital distributed control system) began to enter the field of power plant automation control. Since its positive effects on production safety and economic benefits are unmatche...[Details]
1. Interrupt number
2. The use of interrupt and using in C51 interrupt
The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer ...[Details]
Communication protocol: The first byte, MSB is 1, which is the first byte mark, the second byte, MSB is 0, which is the non-first byte mark, and so on... The last byte is the XOR checksum of the la...[Details]
The treatment capacity of a sewage treatment plant in Shanghai is 10,000 m³/day, and the number of monitoring points is not large. The selection of S7-300 PLC plus Beijing Dingshi DS300B distributed I...[Details]
LIN Bus Overview
As an auxiliary to the widely used CAN communication network, the LIN bus is based on a master-slave structure and uses single-line communication, which reduces the weight a...[Details]
Abstract: Based on CPLD as the core, a manageable SAS hard disk backplane is designed. While conveniently replacing the faulty hard disk, it can indicate the working status of the hard disk by cont...[Details]
Commonly used power management chips for portable products
●Low Dropout Regulators (LDO Linear Regulators)
LDO
VLDO;
●DC/DC Converters based on inductor energy...[Details]
0 Introduction
The measurement of liquid holdup is the basis for studying the interfacial waves of gas-liquid two-phase flow, and the measurement of instantaneous liquid film thickness is the basis ...[Details]