Based on the previous "power supply" competition questions, the main knowledge points that students who focus on "power supply" competition questions need to understand are as follows:Working principl...
[Lazy self-care fish tank control system] Serial port PRINTF output in ON Semiconductor IDE environment
The PRINTF function is already available in the ON routines, but sometimes we need to print out ...
蓝雨夜onsemi and Avnet IoT Innovation Design Competition
[i=s]This post was last edited by qwqwqw2088 on 2019-7-12 09:45[/i]Download all five volumes of Professor Yang Jianguo's "New Concept Analog Circuits" series
In 248 days and nights, 5 magic electricit...
[size=4]Continuing from the previous article[/size] [size=4], let's test the dynamic characteristics of the TLP3547F photorelay:[/size] [size=4] [/size] [size=4]1. Photocoupler relay response speed te...
According to statistics, China's building energy consumption accounts for about 30% of the country's total energy consumption. With the improvement of people's living standards, building energy consu...[Details]
Let me share with you a real case involving a water level control project with PLC, frequency converter and touch screen. Let’s take a look at the whole process and save it for future use!
● P...[Details]
Reasons why the motor burns but the switch does not trip
When the motor burns but the switch does not trip, the following situations may occur. First of all, it is very important to understan...[Details]
The key to bridge rectifier AC to DC
In fact, the full name of the rectifier bridge is " bridge rectifier ", which is composed of four rectifier silicon chips connected in a bridge manner and th...[Details]
SPI - Serial Peripheral Interface, full-duplex communication, 4 lines: 1. SCK (Serial Clock, clock signal line - used for synchronous communication), generated by the host. When two devices communica...[Details]
Traditionally, PFC (power factor correction) offline power converters are designed with two power stages: The first power stage is usually a boost converter, because in this topology there is a con...[Details]
Introduction to main chips
This design uses the control chip P89C61x2 and the interface chip ISP1581 to implement the design of the USB interface circuit.
P89C61x2 contains 1024B RAM, 64KB ...[Details]
1. Download, install and register Keil C51 UV3 version software I won’t go into the details of the steps here. 2. Open the Keil C51 working interface, as shown below. 1. Create a new project...[Details]
Methods for protecting electronic products from circuit system failures and managing power-on surge currents have come a long way, from simple fuses or P-channel FETs to more advanced solutions. Th...[Details]
——Providing 5G access capabilities for industrial intelligent manufacturing to promote the digital transformation and upgrading of the manufacturing industry—— On September 4, the 2023 China Intern...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40℃- +100℃ and a relative humidity below 85%.
The LED shoul...[Details]
Beijing time, April 3, consumers' interest in 5G technology has declined due to concerns about cost and quality. Now, the COVID-19 pandemic has further cooled this enthusiasm. These factors make ...[Details]
Orange has chosen vendors Nokia and Ericsson to deploy its 5G network in its home market of France as Huawei continues to face scrutiny over the security of its equipment in Europe. In a statement,...[Details]
How to use a digital multimeter to measure whether a wire is leaking electricity There are two ways to use a multimeter to measure whether the wire is leaking electricity to the ground: one is to...[Details]
If you are an auto technician, vehicle technician or auto mechanic, you may find this cheap yet powerful car battery charger circuit very handy as it can be used to charge all types of car and moto...[Details]
Electronics Design Contest
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