I have been working for less than a year, and the colleague sitting next to me looks about 40 years old. There are only two people in the company who are responsible for high-speed design, him and me....
Many MCU developers do not understand why a capacitor to ground is required on both sides of the MCU crystal, because this capacitor can sometimes be removed. After referring to many books, I found th...
The target file generated by TI's compiler is a modular ELF format file. Code and data are organized in the form of segments in the ELF file. An ELF segment occupies a continuous block of code or data...
Microcontrollers can be found everywhere in our lives, so what is the principle of microcontrollers ? How does it work ? What are the applications of microcontrollers ? Today I will share with you the...
Many years ago, a developer, seeking a deeper understanding of embedded systems, asked this question: How can I know and understand what my system is doing?
I was a little surprised by this question b...
As shown in the figure, the D15 diode at the secondary end of the switching power supply has its open measurement waveform as shown below, green is the current, and orange is the voltage:
At the momen...
For those familiar with conventional engines, the look under the hood of a pure electric vehicle (EV) is a fascinating sight (see Figure 1). The main difference, of course, is that a pure EV does not...[Details]
The analog-to-digital conversion subsystem is used to convert the analog signal collected by the sensor into a digital signal. The analog-to-digital conversion subsystem of the Arduino UNO R3 main pr...[Details]
Under the same test conditions and the same flow rate, after multiple measurements, the maximum difference in the indicated value should not exceed half of the absolute value of the allowable basic er...[Details]
Before building its fully autonomous Robotaxi fleet, Tesla launched a car-sharing service with human drivers. During Tesla's fourth-quarter 2019 earnings call last week, Musk planned to put the "Te...[Details]
The electronic compass based on AMR magnetoresistive sensor and acceleration sensor ADXL202 introduced in this article is one of the strapdown inertial navigation systems. In the electronic compass...[Details]
They may not be perfect today, but it would be biased to still call them algorithmic companies. “If the four AI dragons die one by one, the last one will definitely be Yuncong.” Yesterday, when ...[Details]
Today I will give a brief explanation of the last parts of the clock system, the clock safety system (CSS) and the clock output function (CCO). 1. Clock Security System (CSS) The CSS function is ve...[Details]
Apple has asked suppliers to increase production of its new iPhone 11 and iPhone 11 Pro series by up to 10%, according to a report from Bloomberg. The increase in production will add 8 million units ...[Details]
Foreword: With the advancement of science and technology, various automobile equipment are undergoing an unprecedented change, and one part of it, the car lights, has evolved from a simple lighting...[Details]
Many "experts" say that mobile phone disinfection boxes are just a waste of money. But as a medical student, I can tell you that ultraviolet disinfection mobile phone disinfection boxes are real...[Details]
Improved power failure protection circuit
Figure 1. Improved power failure protection circuit
In the circuit shown in the figure, during the operation of the Zener diode, the charge of C2 is s...[Details]
Infineon said that the acquisition of Cypress has been approved by the United States. Infineon's statement is as follows: "On March 9, 2020, the Committee on Foreign Investment in the United States...[Details]
On the evening of May 26, wireless communications giant Broadcom announced today that it has reached an agreement with VMware to invest $61 billion (about 410.2 billion yuan) to acquire cloud servic...[Details]
1, VCC: C=circuit means circuit, that is, the voltage connected to the circuit; VDD: D=device means device, that is, the internal working voltage of the device; VSS: S=series means common connection...[Details]
Abstract:
In the digital control method of power chip, delay link is often introduced. After the delay link is introduced, the method of analyzing circuit response, especially quantitative ca...[Details]
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