I have asked for help with the EMC rectification of a new project before, and now I have a new problem. Please help me guide the direction. {:1_85:} When testing the discharge of the discharge island,...
Foreign telecom companies test the waters of China's 3G 2006-7-18Since WTO Director-General Michael Moore announced on November 20, 2001 that the Chinese government would officially become a member of...
[font=微软雅黑][size=3][color=#333333]【Ask if you don't understand】[/color] [color=#333333]As shown in the figure, the output of the power amplifier chip forms an analog audio signal (approximately a sine...
[size=4]EtherCAT ESC is to be used with MCU, so the choice of MCU is more important. When understanding how to choose MCU, first look at the relationship between EtherCAT performance and MCU configura...
Before, someone said that if you can write SDRAM alone, it can be basically determined that FPGA programming is already at the elementary level. I won't discuss whether this is right or not, but I alw...
"In fact, the cars running on Chinese roads are at most L2 level. Those who say they have mass-produced L3 cars are just bragging!" "Self-driving cars are still too far away from us. Without real pro...[Details]
When using high-power white light LEDs, it is important to understand issues such as light intensity distribution, color temperature distribution, thermal resistance, and color rendering:
Mast...[Details]
The clock control logic in the S3C2440A can generate the necessary clock signals, including the FCLK of the CPU, the HCLK of the AHB bus peripherals, and the PCLK of the APB bus peripherals. The ...[Details]
According to a support document published late last week (via MacGeneration), Apple plans to merge its iCloud Documents and Data service with iCloud Drive starting in May 2022. iCloud Drive and ...[Details]
Some media reported that Foxconn may have a wave of high-level personnel changes by the end of the year, and the highest level may reach the head of the sub-group. What is going on? News body: The ...[Details]
Since Wi-Fi 5 was launched in 2013, the gap between domestic Wi-Fi chips and industry leaders has widened due to the high technical difficulty and difficulty in introduction. Now, 10 years have pass...[Details]
1 Introduction
Temperature monitoring of the isolating contacts of high-voltage switchgear has always been one of the major issues for safe operation of the power industry. However, since ...[Details]
The microcontroller source program is as follows: /* RFINT cannot use PA1, change the board to PC6 */ /* Includes ------------------------------------------------------------------*/ #define MAIN_C...[Details]
For decades, power converter topologies have been based on analog technology. Although most converters use switching technology and pulse width modulation (PWM), the circuit structure is mainly ana...[Details]
In recent years, with the continuous development of LED lamp packaging technology and heat dissipation technology, the stability of LED lamps has reached a relatively good level. The main causes of...[Details]
Now I will post all the production processes for novice friends to study.
The main transformer ee55 adopts secondary primary secondary winding method
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The S3C2440 memory controller provides the signals required to access external devices. This is a way to access extended peripherals through a bus. The S3C2440 memory controller has the following f...[Details]
Recently, the world's largest photovoltaic power station investor, the State Power Investment Corporation (hereinafter referred to as SPIC), announced the 54th photovoltaic inverter strategic procu...[Details]
When the technology of self-driving cars matures in the future , earth-shaking changes will occur not only in the field of transportation, but also in fast food, real estate, hotels, aviation and o...[Details]
On June 4, Digitaltimes reported that sources said that in addition to Samsung Display and LG Display, Chinese panel maker BOE will also become an OLED panel supplier for Apple's 5G iPhone. Regardin...[Details]
Analog electronics
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