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Why do we need to eliminate the mechanical jitter of the keyboard? What are the methods? A: Key jitter can cause a key press to be misread multiple times. In order to ensure that the CPU processes ...[Details]

The light curtain target is a projectile speed measurement and interception device based on LED photoelectric conversion technology. It uses artificial light source, so it is easy to operate, st...[Details]

To date, the ProMat exhibition has gradually become a stage for robots to perform. PROMAT is an international logistics and supply chain exhibition held by the American Logistics and Supply ...[Details]

;Purpose ;1 Setting of multi-function port of Hetai MCU ;2 Learning to control the output port operation of Hetai MCU             #INCLUDE HT66F50.INC  ;===========================================...[Details]

void Timer2_Init(void)     {       CLK_ICKR|=0x01;              while(!(CLK_ICKR&0x02));      CLK_SWR=0xe1;       TIM2_PSCR=0x04;             TIM2_ARRH=0x01;             TIM2_ARRL=0x00;       TIM2_CC...[Details]

According to GSMARENA, spy photos of the Huawei Mate 30 series production line have been exposed. The exposed photos show that the camera module of the Huawei Mate 30 is not the circular design as ru...[Details]

This article introduces an infrared lighting system that uses a low-cost, high-efficiency boost power management chip CP2122B1 to drive an infrared emitting diode. Based on the characteristics of ...[Details]

Most PN junction diodes can be used as photodiodes. While not the best choice, they are usable. When the diode is reverse biased, it produces a small photovoltaic output as light levels incre...[Details]

●Why does the air conditioner need a ground wire? Everyone knows that the air conditioner power cord needs to be grounded. What happens if there is no ground wire? The following is a message f...[Details]

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]

Previously, we talked about using the 51 microcontroller to output PWM, but the output PWM has a fixed duty cycle. If you want to change the duty cycle, you have to go back and modify the program and...[Details]

Xiaomi Mi 11 is here ahead of schedule! The pace is faster than we expected. Flagships are no longer regularly updated once a year. Manufacturers are rushing to enter the next stage ahead of schedule...[Details]

The circuit diagram of the low-power amplifier is shown in the figure below. This audio signal amplifier is mainly used in the frequency band of 300Hz to 3400Hz. It can be widely used for official ...[Details]

According to the "New Energy Vehicle Industry Development Plan (2021-2035)" issued by the State Council, by 2025, China's smart car sales will reach 20% of the total car sales that year, of which con...[Details]

As the power battery and electric drive system replace the traditional fuel and engine, the voltage of the entire system of pure electric vehicles increases from the traditional 12V to a system vol...[Details]