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...
Determine the pins: Set the multimeter to (×10 or ×1) and measure the resistance between any two pins of the thyristor. When it indicates a low resistance, the black test lead is connected to the con...[Details]
Introduction Like the IWDG of STM32, the function of the window watchdog is also a means of recovery from unpredictable situations, but the usage of the window watchdog is somewhat different from tha...[Details]
I never expected that Gree’s lithium titanate technology route still had a chance to turn around. At the end of July, the State Intellectual Property Office announced the 23rd China Patent Award se...[Details]
There are many types of resistance strain gauges
, and there are many ways to classify them.
According to the allowable operating temperature range, they can be divided into normal temperature,...[Details]
ZTO Express welcomed the 10 billionth express delivery in 2019, becoming the first express delivery company in China to reach the 10 billion-piece level, breaking the world record again. On the day o...[Details]
The purpose of embedded systems is to provide a complex digital system that is easy to develop with multi-tasking and networking confidence. From the perspective of digital technology and info...[Details]
Recently, Enerchain Intelligent Electric (NASDAQ: NAAS) announced that it has reached in-depth cooperation with FAW-Volkswagen in the field of charging services. It will work with its strategic par...[Details]
In the face of serious problems such as energy shortage and climate warming, humans have turned to finding and using clean energy technologies for survival and development. Clean energy includes solar...[Details]
PWM comparator circuit diagram
Figure PWM comparator circuit diagram
Some literature regards TOPSwitch as a pulse width modulation switch with current-mode control, which is incorrect. Because...[Details]
The information input of traditional LED display screens is carried out through a short-distance link with a computer via a data cable. Therefore, traditional LED display screens cannot meet the ne...[Details]
On May 7, the US government approved a CHIPS Act funding application of US$285 million (currently approximately RMB 2.055 billion) to a research institute to develop digital twins for the chip manu...[Details]
The ARM Cortex core has changed the traditional form of MCU products. After all, universal standards help reduce overall system costs, reduce design complexity and shorten development time. Developer...[Details]
Meta is facing more scrutiny over its child safety efforts. The UK Information Commissioner’s Office (ICO) told The Guardian in a statement that it was planning further discussions with Meta over whe...[Details]
I usually don't pay attention to the I/0 structure of the microcontroller. I thought that the port set to 0 by software can be pulled high by adding an external high level, and it will become a high ...[Details]
For mobile devices, battery life is crucial to truly achieve 24-hour operation.
From the current mainstream charging method, whether it is manual charging or automatic charging, it generally t...[Details]
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