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test instrument
Test items
Mechanical parts
Multimeter (with temperature, pressure, speed module) Infrared spot thermometer Pressure, temperature, loop process calibrator
• Cool...[Details]
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On August 30, Xiaomi Group announced through its official Weibo that it had joined the open source patent community OIN. Keith Bergelt, CEO of OIN, said that smartphones, smart devices and IoT tech...[Details]
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(1) First, define the variable unsigned char a, with an initial value equal to 0x80 (10000000) (2) 8 states, which are actually a shifted right by 0-7 bits in sequence (3) Use the shift operator in C...[Details]
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Basically, each pin of STM32 has 8 configuration modes: 1) Floating input 2) Input with weak pull-up 3) Input with weak pull-down 4) Analog input 5) Push-pull output 6) Open-drain output 7) Multiplex...[Details]
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LED stroboscopic effect refers to two concepts. One is stroboscopic: that is, the depth of the fluctuation of the luminous flux of the electric light source. The greater the fluctuation depth, the ...[Details]
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On May 20, 2020, MediaTek announced that it had reached an in-depth cooperation with the online video platform iQiyi. The two parties will jointly promote the development and popularization of AV1 (A...[Details]
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I haven’t written a decent article for a long time. I will start with my study notes and then gradually supplement my microcontroller study notes from this month. ----------------------------------...[Details]
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Linear motor modules are linear modules driven by electric motors through electric energy. They are widely used in various industries due to their advantages of high speed, high precision, high sta...[Details]
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Voice assistants and integrations have been implemented in most products, devices, and technologies hitting the market. That being said, it’s no secret that these helpful voice assistants are alway...[Details]
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The circuit in this article is about a low noise ±12V power supply circuit diagram using a single-ended 15V input power supply.
The LTC3260 is a low noise, bipolar output power supply that includ...[Details]
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Mouser Electronics, the global distributor for all Texas Instruments (TI) products, now stocks the TI SimpleLink™ LPSTK-CC1352R LaunchPad™ SensorTag kit. This fully enclosed, battery-powered kit acce...[Details]
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Today, blogger @数码闲聊站 revealed that Xiaomi has a new ultra-high-end flagship product code-named l1, which is tentatively scheduled to be released in Q2 next year. It is equipped with under-scre...[Details]
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To write C language well, beautiful macro definitions are very important. Using macro definitions can prevent errors, improve portability, readability, convenience, etc. The following are some commonl...[Details]
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Cube firmware library is the firmware library currently promoted by ST, and the original standard library can no longer be found for download on its official website. The architecture diagram of Cu...[Details]
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1. Introduction In large-scale enterprise automation systems, Ethernet and PCs are used in the upper enterprise management layer and production monitoring layer, while field buses such as RS-485, CAN...[Details]
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