Reveal the driving circuit of Ethernet optical wireless communication

Ethernet is the most widely used networking technology. It is widely used in enterprises, schools and other fields because of its high reliability, large amount of media information, easy to expand and update. According to IEEE802.3 Ethernet standard specification, the length of each section of coaxial cable of Ethernet shall not exceed 500m, and the […]

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Interpretation of diode surge current test circuit

This paper describes the basic requirements and standard test methods of diode forward surge current test. Aiming at the shortcomings of the standard test methods, a circuit solution using signal control, capacitor energy storage and high-power FET transistor current drive is designed and implemented. The diode forward surge current test is simple and efficient.   Generation […]

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Design of photoelectric conversion circuit for household curtains

The MCU has ultra-low power consumption, five power-saving modes, and can wake up from standby mode within 1 US. It also has a powerful 16 bit RISC CPU, 16 bit registers and constant generator, which helps to maximize the code efficiency. The MCU also has rich clock sources, including LF, OSC and VLO. It can […]

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Three phase six arm full bridge drive circuit for four axis aircraft

Four axis aircraft is a very popular technology product in professional and non professional fields recently. In this paper, the three-phase six arm full bridge drive circuit and control program are designed and developed for the drive control of Sensorless Brushless DC motor of four axis aircraft. The design uses ATmega16 single chip microcomputer as […]

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Analysis of MSP430 capacitive touch system driver circuit

As a practical and fashionable way of human-computer interaction, capacitive touch technology has been widely used in various electronic products, ranging from light switch to tablet computer and touch table. What follows is a test of how product designers play their wisdom. While designing the user interface of products conveniently and concisely, they can also […]

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Reveal the main control and drive circuit of intelligent control PTZ

Pan tilt is generally divided into two types, one is to do high-speed spherical camera, which is expensive; the other is the installation platform composed of two AC or DC motors, which can control its horizontal and vertical rotation at the far end through the control system to achieve all-round monitoring. Such pan tilt control […]

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Smart home remote control system circuit design strategy

This system is a remote automatic control system based on infrared and GSM network for smart home environment. Its working principle is: the user sends command short message through his own mobile phone, the GSM module on duty at home receives the command and sends it to the host (single chip microcomputer), the host transmits […]

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Collection of automotive electronic circuit design drawings

With the development of automobile industry, the number of electronic control systems on automobiles is increasing exponentially. The vehicle electronic control system with ECU as the core has gradually replaced the passive components and mechanical system, and also completed most of the measurement, drive and control functions. Due to the increasing application of new on-board […]

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