Sensorless control technology has been an important research direction for brushless DC motors ( BLDC ) in the past decade. The core of sensorless control research is the rotor position signal detecti...
When the RS485 bus is idle, the oscilloscope measures a differential voltage of ±3.7V between the AB lines, with a periodic waveform of 50 Hz. This does not affect the normal communication of the devi...
The basic circuit of the capacitor step-down simple power supply is shown in Figure 1. C1 is a step-down capacitor, D2 is a half-wave rectifier diode, D1 provides a discharge circuit for C1 during the...[Details]
0 Introduction
Computer network protocol consistency testing is a key technology to verify the correct interconnection, intercommunication and interoperability of various parts of a computer netw...[Details]
CAN is an event-triggered communication protocol that uses a lossless arbitration method of identifiers (IDs) to schedule the transmission of different messages. Arbitration relies on bit values, s...[Details]
After signing a supply agreement with Huawei and causing a sensation, Fulin Precision (300432) has teamed up with CATL and become the latter's supplier. On September 30, Mianyang Fulin Precision Ma...[Details]
Basic knowledge of frequency conversion technology
1. What is a frequency converter? A frequency converter is an electric energy control device that uses the on-off function of power semiconducto...[Details]
Power devices, such as IGBT, Power MOSFET and Bipolar Power Transistor, etc., need to be adequately protected to avoid damage caused by conditions such as undervoltage, loss of saturation, Miller effe...[Details]
With the popularity of mobile phones supporting wireless charging , wireless chargers have also begun to enter cars. In response to the industry pain points such as cumbersome design and difficult ce...[Details]
Microsoft and Citrix have had a close partnership for decades, but today that relationship is taking a step further. Microsoft is partnering with Citrix to make the company's Citrix Workspace portal ...[Details]
Despite the impact of the epidemic, the TI Cup 2021 National College Student Electronic Design Competition (referred to as "Electronic Competition") award ceremony was still successfully held in a co...[Details]
TV screens are getting bigger, speakers are getting bigger, and black appliances are consuming more power. Energy conservation is becoming more and more prominent. Home appliances account for 15% ...[Details]
The global automotive LiDAR market is expected to grow from $538 million in 2023 to $3,632 million in 2029, at a CAGR of 38% between 2023 and 2029. While in 2022 we are at a crossroads between th...[Details]
Let's talk about this question first. As we all know, when we choose which peripherals to use, we change lines 27-48 of the stm32f10x_conf.h file copied from the official template, include the...[Details]
Recently, as a leading security chip company, Unigroup Tongxin, relying on its mature and professional R&D platform and through continuous technology and product innovation, has created an automotive...[Details]
The digital AC servo system is realized by using TMS320LF2407A as the control core and CAN bus communication.
Fieldbus technology solves the problems of traditional bus plug-in boards with mul...[Details]
Motor Drive Control（Motor Control）
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