[i=s]This post was last edited by strong161 on 2017-6-6 09:09[/i] [size=4][color=#ff0000]Limited to honest transactions[/color] [/size][size=4] Sell one or one set of Atmel zigbee modules based on sam...
I am writing a BSP for a mips32 CPU, using Tornado2.2. I wrote several cache functions (such as cache_reset) in cacheALib.s, and called them after declaring them with IMPORT void cache_reset(void) in ...
I will sell some books that occupy my inventory. Some are for postgraduate entrance exams, and some are for embedded systems. I will give priority to books on photography and PS. Android-related books...
Self-criticism: I am a young civil servant who has just started working at the Commission for Discipline Inspection. Due to my lack of work experience, I have made serious mistakes, which has almost b...
Company Profile:
Beijing Excellence Communication Electronics Co., Ltd. is a leading domestic provider of high-reliability intelligent industrial network products and solutions. It is a national high-...
[i=s] This post was last edited by Tongxiaoqiaomoji on 2016-1-24 11:11[/i] System platform: Ubuntu14.04 Required files (the latest version shall prevail): ibus-googlepinyin-0.1.2-11.1.noarch.rpm sogou...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[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]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]