[i=s]This post was last edited by damiaa on 2016-6-23 10:16[/i] Shanghai Lingdong Microelectronics Co., Ltd. (stock code: 833448) announced two ARM chips: MM32X031 MM32X103LDO is built directly inside...
As the title says, the production environment is relatively humid, and the driver alarm appears. It is suspected to be caused by moisture. It can be used normally by drying with a light bulb or a hot ...
Source: Programmer Life
On October 31, an author's announcement of stopping writing on Qidian Chinese website unexpectedly went viral on social media. According to the author, his account was stolen b...
2Use GIT for daily backup management
2.1 Basic working principle of GITThrough the following diagrams, I hope everyone can understand the mechanism of GIT backup management.Use GIT to back up the late...
I just learned this, and I need to use 430f2012, but I only know the download connection of 147, and I don't know the download circuit of 2012. I also want to download BSL (previously made modules), b...
[font=Tahoma, Helvetica, SimSun, sans-serif][size=5]Design of intelligent trip device based on TMS320F2812 and nRF905[/size][/font] [size=5][/size] [size=5] [/size] [size=5][/size]...
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]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[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]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]