I want to use PCA to do hardware PWM. What is the fastest speed I can achieve? I want to get 140KHZ but I find that it needs at least 256 divisions....
Programmable analog circuit technology can significantly reduce the current power consumption of mobile phones by 10 to 100 times (Figure)[Release date: 20060517] [Source: http://www.technologyreview....
The appearance of the lightning board has been shown in the previous post ([url=https://bbs.eeworld.com.cn/thread-454695-1-1.html]https://bbs.eeworld.com.cn/thread-454695-1-1.html[/url]), or you can r...
[i=s]This post was last edited by youki12345 on 2014-8-3 10:32[/i] After a day of hard work, I finally figured out the development environment and program structure of Renesas MCU. I have never used J...
I 14:24:20There is no difference between 50 pieces and 100 piecesSTC 14:25:53The price is the sameSTC 14:26:02But you have to buy the whole plateSTC 14:26:09160 per plateI 14:26:28How many pieces are ...
ARM7 PCOND port D control register assignment problem. S3C44B0X GPIO port D rPCOND |= 0x01 can not make PCOND's lowest bit 1, what's the matter? The syntax is completely correct. But if rPCOND = 0x01 ...
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 Guang...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]
1 Introduction
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, wireless satellite positioning systems are used to enable dispatchers to u...[Details]
The rotor of the brushless DC motor used in electric bicycles is composed of 30 to 40 pieces of NdFeB magnets. Since the surface magnetic field strength of NdFeB magnets exceeds 500mT, the position se...[Details]
"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. The advantages of multimeter are that it has many uses, a wide range, an...[Details]
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