I'm working on 13.36M wireless recently. I've been debugging the antenna of AS3911 for a long time, but I still can't figure it out. I hope someone can give me some guidance....
I can convert the result normally when using the internal 3V reference voltage of 9B90, but I cannot get the result after changing ADC_REF_INT to ADC_REF_EXT_3V and connecting 3V voltage to PB6 pin. P...
After reading the moderator's blog, I also want to do something with a single-chip microcomputer. I will graduate soon, and I find that I haven't really learned any skills. Recently, I found a project...
This year, the International Organization for Standardization's "Technical Committee on Quality Management and General Requirements for Medical Devices (ISO/TC210)" released "ISO/DIS13485 Quality Syst...
I use C8051F340 microcontroller to send data to the serial port from 0 to 10. Why does the receiver display 00 81 82 83 84 05 06 87 88 89 8A? I send it again and it displays 80 81 82 83 04 05 86 87 88...
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
I believe everyone has heard of memory. If your computer is slow, your experts may recommend upgrading it to a larger capacity. But what exactly is computer memory used for? Why does memory capacit...[Details]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
No one expected that after about a day of downtime, four or five thermostats on the control panel would display four 0000s and flash. We knew it was caused by poor contact of the temperature sensin...[Details]
Perhaps due to the stereotypes surrounding electronic products, many owners of pure electric vehicles have questions about charging. What's the correct way to charge? How can charging slow down bat...[Details]
introduction
By the end of 2014, people aged 60 and above in China accounted for 15.5% of the total population, reaching 212 million; those aged 65 and above accounted for 10.1% of the total, ...[Details]