[size=4][color=blue]1 Modification of compilation method Nginx's configure script does not support C++ language compilation modules. Therefore, there are two ways to modify the compilation method: 1) ...
Everything is normal in English system, the keyboard driver is psa_AT2\0409, but after I choose Chinese compilation system, all the keyboard functions are invalid, I don't know what's going on? I hope...
This is my first time to use CAN bus. This time I used a disassembled BMW night vision camera for testing. The manufacturer is Autoliv and the version is 2.0. This night vision camera was played by so...
Speed bumps force cars to slow down by creating a bulge on the road ahead. However, even if the driver has actively slowed down, he or she still has to endure the bumps of the speed bump. Wouldn't it ...
Can I use a 149 timer to accurately time 1ms? I tried it and it seems that the error is quite large.I now want to output a 2ms high level, a 2ms low level, and then a 3ms high level, and a 3ms low lev...
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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
As a type of iron battery, lithium iron phosphate battery (hereinafter referred to as lithium iron battery) has always been widely concerned by industry friends (some people say that lithium iron b...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]
Many industrial fields such as industrial automation, logistics, and smart grids require that machinery and products be safe and have passed functional safety certification. When developing machine...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
illustrate]
This method has
the characteristics of small
ROM
occupation
and fast operation speed, with a range of
2000
ßà
2099
,
a total of
...[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]