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On November 13, in order to further strengthen the construction of the Hunan Electric Power Company Joint Laboratory, the State Grid Zhuzhou Power Supply Company Locomotive Joint Laboratory held an un...[Details]

      For Apple, after the official release of iOS 14.4, it will stop verifying previous versions. They did this before to encourage users to update. 　　As it stands, Apple has stopped verifying iOS 1...[Details]

  　　Overview 　　The number of wireless devices, the diversity of communication standards, and the complexity of modulation schemes continue to increase every year. With the birth of each new gen...[Details]

On July 8, the technical cooperation between Nezha Auto and Infineon Technologies and the global launch ceremony of Infineon's BMS overall solution were held at Nezha Auto's Tongxiang All-Ecologic...[Details]

NVIC: Nested vectored interrupt controller, nested interrupt vector controller. Interrupts and exceptions: All events that can interrupt the normal execution flow are called exceptions. The differenc...[Details]

A 2-way speaker is a speaker consisting of a tweeter and a woofer, and is a type of full-range speaker. Homemade simple two-way frequency divider Today, I will give you a homemade b...[Details]

Ford Motor Co. is looking for ways to separate its electric vehicle business from its century-old traditional business, hoping to win investor favor like Tesla and other pure electric vehicle makers ...[Details]

On April 6, SMIC announced that in order to support Shanghai's epidemic prevention and control work, the company's board of directors decided to donate RMB 10 million to Shanghai! According to n...[Details]

At present, in China's coal mine ventilation system, dual power supply and dual fan are a relatively efficient and safe fan composition form. Its automatic switching device is a key equip...[Details]

      Today, a whistleblower named @We_The_Techies on Twitter released several real photos of the upcoming Galaxy S21 series. Around the same time, well-known whistleblower Evan Blass also released s...[Details]

Stanley analyst Katy Huberty expects Apple to spend nearly $19 billion on car research and development this year. By comparison, Huberty said the entire auto industry spends $80 billion to $100 billi...[Details]

1. Test subjects HD-G2L-IOT is based on the HD-G2L-CORE industrial-grade core board design, with dual Gigabit Ethernet ports, dual CAN-bus, 2 RS-232, 2 RS-485, DSI, LCD, 4G/5G, WiFi, CSI...[Details]

With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]

As the title says: Use the HAL library to control WS2812 through the DMA mode of stm32f103r8's PWM The hardware uses TIM3's CHANNEL1. The hardware configuration is as follows: The clock is con...[Details]

MOSEET gate drive circuit The MOSFET drive circuit uses a voltage regulator tube VD1 (UDRM=8.3V) added to the gate to give it a constant drive voltage, which can ensure that the MOSFET tube can alw...[Details]