The principle and usage of each trigger mode are explained in the form of video, including edge trigger, pulse width trigger, logic trigger, N edge trigger, runt trigger, slope trigger, and timeout tr...
I need to develop a control panel for the burglar alarm host, as follows: Peripheral hardware: 6 detection sensors, 1 camera, GPRS module, and others; Functional requirements: When the detection senso...
[font=微软雅黑][size=4]SDK provides LWIP with RTOS porting routines for reference, which is very convenient[/size][/font][font=微软雅黑][size=4] [/size][/font] [font=微软雅黑][size=4]Find the LWIP source code in ...
I have been working for 6 years since I graduated. I used HP laptops at school, but they broke down after 2 or 3 years. I used a thinkpad e40 in my first year of work. Later, I changed companies and w...
You can also use C programming, haha, I use the stc89c52rc microcontroller, 12M crystal oscillator, I really can't adjust it, urgent, please help me :Cry:Functions to be realized 1. Switch between day...
[size=3]I have a [font=Tahoma][color=#3c3c3c]Zhengdian Atom STM32 development board learning board + 2.8-inch touch screen super ARM[/color][/font][color=#3c3c3c][font=tahoma, arial,]7 (Battleship MIN...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[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]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[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]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[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]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
Some people think: as long as the program runs well, it doesn't matter how the original program is written. But this is absolutely not the case. Software is not completed in one go, and it is neces...[Details]
Test/Measurement
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