The ATMegaZero ESP32-S2 is an ESP32 development board that looks just like the Raspberry Pi Zero, which means the shape and 40-pin GPIO interface are the same as the Pi Zero, and the same accessories ...
I would like to ask, how to choose the capacitance of the filter capacitor after the diode full-wave rectifier? The power supply voltage is 4000V, the current is 30A, and the frequency is 400Hz. I hav...
As smartphone screens become larger, resolutions become higher, and mobile phone performance becomes stronger, the battery life of mobile phones has become the object of many people's complaints. When...
TI's official routines only give the configuration of SCIA and not the configuration methods of other SCIs. In fact, the configurations of these are the same. The following takes the configuration of ...
The smart car track hides the most secretive AI vision player. This player has yet to officially announce any business progress related to smart cars, but it has repeatedly demonstrated its competi...[Details]
Smart cars are a blue ocean that everyone is coveting. Recently, rumors about "technology and Internet giants making cars" have been rampant. Media reports said Baidu is considering producing i...[Details]
The Universal Synchronous and Asynchronous Serial Receiver and Transmitter (USART) is a highly flexible serial communication device. The main features are:
Full-duplex operation (independent serial r...[Details]
SP (R13) Special registers LR (R14) 1. When a subroutine exists, the return address of the subroutine is saved 2. When an abnormal interrupt occurs, save the return address of the abnormal mode PC (R...[Details]
1. The influence of contact stroke. For the arc extinguishing chamber of various types of 10kv vacuum measuring instruments currently produced, the overstroke of the contact is about 4mm according ...[Details]
In the design of complex system-level microprocessors, the memory is responsible for storing system programs and data, and is an important part of the entire system. In the process of CPU executing...[Details]
Since TI 254x uses an 8-bit microcontroller and has only a pitiful 8k of memory, there are some differences from ordinary PC programming, so you must pay attention. 1. Don’t declare arrays that are...[Details]
When single-chip microcomputers are used in stage lighting, dimming of civil lighting, motor speed, temperature control and many other fields, PWM duty cycle is required for adjustment. In the market,...[Details]
WPG Group launches wireless Bluetooth headset solution based on Qualcomm products
On October 17, 2022, WPG Holdings, a leading semiconductor component distributor dedicated to the As...[Details]
1. Overview of this article
The rapid progress of science and technology has also driven the development of the instrumentation industry. Although the measurement principle of electromagnet...[Details]
The UPS
AC power supply system is different from the conventional -48V DC power supply system. Its characteristics are that the UPS power supply equipment has requirements fo...[Details]
1. System hardware design The root of writing posture control lies in sitting posture control. This design is to design a corrector that integrates detection, control, and voice reminder. It detects ...[Details]
Introduction The motor drive system is the core part of electric vehicles . According to the type of motor used, it can be divided into a DC motor drive system and an AC motor drive system . In the ...[Details]
A soft starter is a device used to start and control a motor. It adjusts the starting current and voltage of the motor to achieve smooth starting and stopping of the motor. The soft starter paramet...[Details]
MicroPython Open Source section
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