As the world's second largest mobile phone manufacturer, Motorola has considerable strength and experience in the fields of wireless, broadband and automotive communications, and has become a unique g...
I updated the IDF and found that the USB interface has changed a lot. Fortunately, I managed to get it connected in time. I don’t know why, but I just use it....
The price of TPS54340 has risen from 3.5 to 15 yuan. Now 431 is used as the reference and loop, 5 BJTs are used for PWM+DRV, and NMOS is promoted. The replacement cost is 1.2 yuan. The efficiency is e...
For bidirectional DC converters, some tubes have large voltage ringing spikes when boosting, but the voltage is much improved when stepping down, and the opposite is true for some tubes. In addition t...
I would like to ask how to calculate the resistance value and choose the model of the resistor? I only know that this should use the RC discharge curve to calculate the resistance value and power? I d...
Verilog HDL is a language used for digital logic circuit design. The circuit design described by Verilog HDL is the Verilog HDL model of the circuit. Verilog HDL is both a behavioral description langu...
1. Insulation resistance meter (megohmmeter) - an electrical measuring instrument with direct analog indication used to measure insulation resistance, and its unit is expressed in MΩ.
2. Measurin...[Details]
Lamborghini is currently testing a new technology in vehicle dynamics - active wheels. This technology will allow software to better control the vehicle, actively adjusting the toe and camber setting...[Details]
1 Introduction Line and When the switch is closed, both are 0 (0 & 1 = 0). That is, if one of the two ends is 0, it is 0 when closed, and if both ends are 1, it is 1 when closed. Line or The r...[Details]
As we all know, Apple's mobile phones all use its own ARM-based chips. Recently, there have been reports that Apple Mac computers using Intel processors will also transition to self-developed chips. ...[Details]
Uber Eats has officially announced a partnership with
robot
company Cartken and Japanese industrial giant Mitsubishi Electric to launch a robot delivery service, providing more convenient t...[Details]
Baidu's self-driving minibus "Apollo" project has been reported to have its main staff withdrawn and product promotion has been stopped. According to people familiar with the matter, the project's in...[Details]
The integrated voltage regulator parallel current expansion circuit is shown in the figure:
Note: In practical applications, it is best to use the same manufacturer and model of voltage stabiliz...[Details]
Jiwei.com reporter has just received news that HKC's 8.6th generation ultra-high-definition new display device production line project in Changsha has entered mass production. Sources from HKC Changs...[Details]
Introduction: When the P0 port of the 51 single-chip microcomputer works in the normal IO port mode, it is a quasi-bidirectional IO port. When it works in the second function state, it is a standard ...[Details]
The recently released "Chongqing New Energy Vehicle Battery Swap Mode Application Pilot Work Plan" proposes that by 2023, more than 200 battery swap stations will be built in the city, and more than ...[Details]
1 Introduction In order to prevent the deviation of the resistance temperature-order temperature factor in the process, some metering circuits use fuse structures to obtain more accurate benchm...[Details]
On May 16, according to Taiwan media Economic Daily, due to TSMC's 6% price increase for the entire process in 2023, IC design customers are facing a dilemma, especially at this stage when some appli...[Details]
If inductors L1 and L2 are wound on the same iron core, the two inductors are coupled to each other. In addition to self-inductance, there is also mutual inductance M. The coupling coefficient is u...[Details]
Work notes:
To debug external RAM, I expanded a 64K RAM on CS0, which means the address starts from 0X80000000. At first, I didn't know the setting of REALVIEW, so I couldn't read or write RAM...[Details]
Digital blogger @数码闲聊站 said in response to netizens' questions that the four-curved waterfall screen concept phone previously announced by Xiaomi is only a pre-research project, and the specifi...[Details]
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