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Introduction IGBT is an insulated gate bipolar transistor. It is a new type of power switching device and voltage control device. It has the advantages of high input impedance, fast speed, strong ...[Details]
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Push button switch
The actual photo and symbol of the push button switch are shown in Figure 1:
Figure 1-1 Schematic diagram of push button switch (a) Actual diagram (b)
Ele...[Details]
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Today, blogger @数码闲聊站 revealed that Xiaomi’s new flagship will be equipped with Surge’s self-developed imaging chip. This self-developed imaging chip may be the Surge C1, which was once used ...[Details]
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1. Digital multimeter is a powerful tool for electronic measurement. It can be used to measure the continuity of circuits in daily life. Multimeters are divided into digital multimeters and pointer...[Details]
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S3C2440 has a total of 130 I/O ports, divided into GPA, GPB, ..., GPJ. For these groups of GPIO pins, their registers are similar:
GPxCON: used to configure and select the function of the pin.
GP...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Introduction
The main purpose of writing this tutorial is to share with you the basic methods of using STM32. It is also a summary, record and memo for my own learning process, so as to avoid ...[Details]
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1 Introduction A stepper motor is an electromagnetic mechanical device that converts electrical pulse signals into corresponding angular displacement or linear displacement. It is an incremental driv...[Details]
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The power supply used in the portable B-ultrasound system is relatively complex. The power supply of the external adapter and battery must be converted into the voltage required by the system throu...[Details]
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#include enum State {Init, Press, Free}; //Define the enumeration type of the key state enum State Key_State; //Key state sbit Key1 = P2^4; sbit Key2 = P2^5; sbit Key3 = P2^6; sbit Key4 = P2^7; ...[Details]
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illustrate
1. Settings of PIC12C508 microcontroller Pin 2 --- Setting input Pin 3 --- Software PWM generation output Pin 4 --- Start/stop switch input Pin 5 --- 50HZ clock reference input Pin 6 ---...[Details]
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Designers should be especially careful when using PWM amplifiers in noise-sensitive applications. Noise-sensitive applications include those using high-resolution encoders, ultrasonic transducers, ...[Details]
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Nowadays, mobile portable electronic products represented by mobile phones are becoming a necessity for everyone. For ordinary consumers, as long as they connect the charger and fill the lithium ba...[Details]
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The "soul theory" triggered by SAIC and Huawei is pushing the role of "autonomous driving provider" to the forefront. Baidu, as one of the major domestic autonomous driving technology suppliers, cann...[Details]
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With the development of automotive ADAS, the requirements for vehicle-mounted data transmission rates are getting higher and higher. The corresponding Ethernet transmission rate has reached more th...[Details]
Microcontroller MCU
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