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Hello, my friends have been working on AiPi-Eyes-R3 data, rendering, 3D shell design... and have not had time to develop a new HomeAssistant MQTT entity. The latest entity was probably developed at...[Details]
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Recently, deepin, an open source domestic operating system, announced its official access to large models, and a number of self-developed applications have received intelligent upgrades. It is report...[Details]
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The circuit given here can be mounted in a box containing a loudspeaker to form a convenient microphone amplifier. The device can be used by teachers, tour guides, lecturers, etc. in crowded or noi...[Details]
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The following is a brief introduction to the techniques of testing some electronic components with a multimeter. 1) Resistance test Chip resistors are generally printed with resistance identifi...[Details]
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Abstract: At present, the research on low-voltage and high-current DC/DC converters is in the ascendant. How to choose the appropriate topology circuit is its primary task. This paper systematical...[Details]
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Dr. Hu Dinghua, a semiconductor expert of the older generation, passed away suddenly on July 1 at the age of 76, less than 80 years old. It is a pity. Dr. Hu Dinghua was born in Chengdu, Sichuan in J...[Details]
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1. Model and meaning of soft starter
The soft starter is a new generation of three-phase AC asynchronous motor control product. It is based on single-chip microcomputer control technology and ...[Details]
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System Introduction
Boilers are very important power equipment in industrial processes such as petrochemicals and power plants. The process flow of boilers can be roughly summarized as fo...[Details]
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Selling the factory for 630 million and laying off 1,500 employees, can the former Android king make a comeback? Recently, HTC, one of the early Android "kings", was reported to be "done" because i...[Details]
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Puzhong 51-Single-core-A2 STC89C52 Keil uVision V5.29.0.0 PK51 Prof.Developers Kit Version:9.60.0.0 Host computer: Vofa+ 1.3.10 References: MPU6050 data acquisition and its significance and filteri...[Details]
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environment Python:2.7.13 Development board: TQ2440 Toolchain: arm-none-linux-gnueabi-gcc 4.8.3 Overview Python3 has been ported to TQ2440 before. Now we will port Python2, which is basical...[Details]
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The new chip is expected to enable powerful artificial intelligence in portable devices. Image source: Physicists Organization website
Jianhua Yang, a professor of electrical a...[Details]
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Currently, the more commonly used serial ports are 9-pin serial ports (DB9) and 25-pin serial ports (DB25). When the communication distance is short ( 1. Description of common signal pins of DB9 and D...[Details]
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The STM32F10x on-chip storage area has three parts: built-in Flash, built-in SRAM, and built-in ROM (system memory). This defines three ways to start the system: starting from built-in Flash, startin...[Details]
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In the third quarter of this year, domestic power battery companies continued to maintain a strong momentum of expansion. According to incomplete statistics from Gasgoo, in the third quarter of thi...[Details]