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The laser solder ball welding method has been widely used in microelectronic welding such as CCM camera modules, VCM motors, short connectors, wafer packaging, contact brackets, BGA packaging and oth...[Details]

1. LED dot matrix luminescence principle If you want to light up a certain LED in the array, you only need to make the row where the LED is located output a high level and the column where the LED is...[Details]

Yesterday, there was an article comparing the performance of dual-core Android phones, which mentioned the Sunspider Javascript test page. CNET also used it to test iPad 2 and iOS 4.3 to verify how...[Details]

1. There are many kinds of kernels, such as 51/ARM/90/PIC/AVR ... Moreover, kernels are never classified, because everyone can modify the kernel. What you should ask is the architecture!! Only by und...[Details]

Espressif Systems (688018.SH) has launched the AI ​​voice development kit ESP32-S3-BOX, which provides users with a smart device development platform with offline and online voice assistants as the...[Details]

Streamview GmbH is an official licensee of Nokia-branded products and has obtained a license to sell these products in Europe, the Middle East and Africa. After launching products such as the Nokia S...[Details]

　　Under the innovation-driven development strategy, China's new energy vehicle companies have continued to develop and progress, and pure electric vehicle technology has achieved integrated, intellig...[Details]

According to foreign media reports, engineers at the University of California San Diego have developed a new lithium-ion battery using a new electrolyte that can perform well in extremely cold and ho...[Details]

1. Design content: This design uses stm8s to realize a simple perpetual calendar, the main functions are to display time, adjust time, and set alarms. In addition, game auxiliary functions are adde...[Details]

introduction Intelligent Robot As a complex of high-tech, it directly reflects the development level of a country's information technology and has been highly valued by al...[Details]

Electromagnetic flowmeter is an inductive instrument used to measure the volume flow of conductive media in pipes. It has the advantages of accurate measurement, easy maintenance, flexible use, stable...[Details]

In 2004, State Grid Corporation of China organized a group of management personnel to rewrite the system standards and communication protocols, laying a solid foundation for further improving the s...[Details]

After a Dongfeng S50EV battery-swap taxi parked on the platform, the machine automatically charged, unloaded and installed a new battery for the vehicle. The entire battery-swap service took only 3 mi...[Details]

Overview KS0713 is a small, large-scale integrated dot matrix LCD module with a driver and controller. Its appearance size is 42mm×39mm, with 29 external pins. It is directly controlled by the singl...[Details]

#include stdio.h #include string.h #include unistd.h #include sys/types.h #include sys/ipc.h #include sys/ioctl.h #include pthread.h #include fcntl.h #include "s3c24...[Details]