As shown in the figure, this is a function program that sets the PWM wave frequency and duty cycle.
The parameter fr in the function represents the PWM frequency to be set, and dc represents the duty ...
Si522 is one of many 13.56MHz chips, mainly used for card swiping. It has been recognized by many users. Its main feature is low power consumption. It is a popular chip in the field of smart locks. Co...
Sharing of sensorless FOC portable refrigerator application solution based on MM32SPIN series MCU : https://training.eeworld.com.cn/course/5665The contents are as follows:Introduction to portable refr...
[Source: Programmer’s Life WeChat Official Account]
A programmer named Zhang in Shanghai was fired for refusing to take his computer home to work during the Spring Festival holiday. Subsequently, Zhan...
A crystal radio is a passive radio without an amplification circuit, which is composed of an antenna, a ground wire , a basic tuning circuit and a crystal as a detector . It is the simplest radio rece...
[i=s] This post was last edited by hehung on 2022-8-23 21:07 [/i] # Past sharing [【2022 Digi-Key Innovation Design Competition】Latest unboxing post](https://en.eeworld.com/bbs/thread-1212955-1-1.html ...
Today I found this sentence in an interrupt service subroutine. delay_ms(10); //De-jittering So I am very curious about what jitter is, why we need to eliminate jitter, and how to eliminate jitte...[Details]
Tracking generator, also known as TG, is a common extended function of spectrum analyzer. TG is a signal source, and the signal frequency it generates is completely consistent with the tuning fre...[Details]
September and October are the golden months. As major mobile phone manufacturers have released new flagship phones one after another, Huawei Mate40 Pro is also expected to be coming soon. In mid-Sept...[Details]
According to Jiwei.com on January 30, a new Black Shark phone with model number SHARK KSR-A0 has been connected to the network recently, but its ID photo has not yet been released. It is reported tha...[Details]
According to MoneyDJ, the spread of the new coronavirus epidemic has boosted the demand for tablets in Japan due to remote work and online learning. However, insufficient inventory of Apple iPads has...[Details]
‒Newly launched integrated solution that combines Lattice low-power, low-latency FPGA and NVIDIA Orin platform to efficiently bridge sensors to AI applications‒ Shanghai, China - December 7, 2023 -...[Details]
I spent a day at the auto show today. Since electric vehicles were promoted around smart cars this year, there were fewer electric vehicle platforms and battery technologies on display than in 2019. ...[Details]
Human-computer interaction is a must-have function for embedded systems. Simpler human-computer interactions include buttons, LEDs, and buzzers, while slightly more complex ones include 7-segment dig...[Details]
The Ministry of Industry and Information Technology has revealed a very interesting product: Nokia 110 (2019). Speaking of Nokia 110, it is actually one of the best-selling products in Nokia's histor...[Details]
Recently, Huami finally announced that the concept product will be launched on indiegogo for crowdfunding. Amazfit X adopts an all-metal integrated design with hidden electronic buttons, replacing th...[Details]
introduction
The timer is one of the basic elements for the normal operation of the communication protocol, and is mainly used for various timing and frame retransmission tasks. The timer used in t...[Details]
Rohm, a well-known Japanese semiconductor manufacturer, has developed a lightweight, high-output electric double layer capacitor (EDLC). This product has successfully achieved the industry's highest ...[Details]
After rising for six consecutive months, DRAM prices suddenly stopped rising, BusinessKorea reported, predicting that prices may fall again as order volumes will decrease starting in the third quarte...[Details]
What are the verification and operation procedures of the withstand voltage tester ? In the actual withstand voltage test, different test voltages may be required for different products, which requir...[Details]
The PT100 temperature sensor is a temperature measurement device widely used in the industrial field. Its working principle is based on the characteristics of platinum resistance changing with temp...[Details]
51mcu
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