[align=left][font=微软雅黑]Precision, low power consumption and miniaturization are still the unchanging research topics of temperature-compensated crystal oscillators. In terms of miniaturization and chi...
The company has a Junkers annealing furnace. The condenser in the furnace sometimes leaks (the medium in the condenser is water), causing the entire furnace to be scrapped. The leak is difficult to de...
I am a beginner. My boss's project requires an AVR microcontroller, but I have never written a microcontroller program before. Which compiler is generally used to program an AVR microcontroller?...
[i=s]This post was last edited by jinglixixi on 2018-7-6 09:09[/i] [align=left][font=宋体][size=13.5pt]When using the[/size][/font][font=Tahoma, sans-serif][size=13.5pt]DEMO[/size][/font][font=宋体][size=...
The msp430f149 low frequency oscillator supports 32768KHz, 6pF crystals, but 32768 crystals with 6pF load capacitance are too hard to buy, so I plan to connect 12pF crystals to xt1.The problem is that...
The chips we usually use more often in our designs are the 74LS and 74HC series. Here we provide some special 74 series chip information. It mainly includes 16 sub-series. Although these sub-series ar...
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]
With the continuous development of integrated circuit technology, integrated circuits have developed from thousands of gates to the current level of millions and tens of millions of gates. The applica...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
1 Introduction
The coke oven gas recovery system is mainly composed of a gas tank and a pressure reducing station. While realizing the recycling and reuse of coke oven gas, it also plays an imp...[Details]
Inverter supplier Santerno has been awarded a contract to supply 155MW of sliding inverters to a solar farm in California’s Imperial Valley. The company did not disclose further details about the p...[Details]
The performance of most portable products depends on the quality of the batteries that power them. In recent years, as battery performance has improved, portable products are moving towards smaller...[Details]
introduction
As the application of single-chip microcomputers in various fields becomes more and more extensive, the requirements for their reliability are also getting higher and higher. The ...[Details]