I am honored to be shortlisted for the 2022 Digi-Key Innovation Design Competition. I would like to thank the organizers EEWORLD and Digi-Key for providing free development boards and the carefully bu...
I recently downloaded a project generated by Rapid IoT Studio online IDE to the development board. It runs out of power after a short time after it is fully charged. Today I removed the outer shell an...
I have been engaged in the research and development of automotive products for many years, mainly engaged in aftermarket anti-theft devices, keyless, PEPS (PKE) smart one-button start and other produc...
The biosensor generates a signal with a peak value of -50uA/5us. What circuit can be used to obtain a signal of about 2V?
If you use the inverting ratio to amplify, what are the requirements? Which ma...
Help! ! I designed three circuits, one is the first-stage amplifier circuit, one is the low-pass filter circuit, and the other is the second-stage amplifier circuit. The purpose is to amplify the 1MHz...
On June 8, the Zhejiang Provincial Department of Finance issued a notice on the budget of the central government's energy conservation and emission reduction subsidy funds (new energy vehicle charg...[Details]
Measuring the Amplitude and Phase of AC Signals Using Digital Oscilloscope DS6104 analyzes and studies the amplitude and phase of sinusoidal AC signals using an oscilloscope. However, why do the err...[Details]
The widely used lithium-ion batteries can achieve an energy density of 265 Wh/kg and a capacity of 185 mAh/g, while the lithium-sulfur batteries theoretically have an energy density of 2,600 Wh/kg an...[Details]
Circuit diagram of adding high-definition S-terminal to DVD player
The video signal output by the DVD player enters the base of Q1 in this circuit through C0 for amplification, is delayed by one li...[Details]
According to foreign media reports, LiDAR company Velodyne has launched a new generation of Velabit™ sensors, which not only provide excellent performance, but also solve the challenges of cost, sa...[Details]
The STC microcontroller contains two Flash blocks. The program running in one Flash can erase and reprogram the other Flash. Generally, the ISP program is stored in a Flash with a smaller capacit...[Details]
Amid the market conditions of supply exceeding demand, it was recently reported that MediaTek will increase the price of its WiFi chip products by 20% in October. In response, MediaTek said it would ...[Details]
This article shares with you an example of DIY wireless LED lights using the principle of electromagnetic induction. First, we need to prepare some simple and common components: the first is the coil...[Details]
Leica CityMapper-2: How to create 3D city maps at a speed of 300 km/h? Leica CityMapper-2 Leica Geosystems, part of Hexagon, is a leading global provider of mapping and surveying solutions . O...[Details]
O Introduction
There are many data acquisition cards on the market, but their applications have certain limitations and cannot fully meet the needs of users. The data acquisition card intr...[Details]
The Complete Set Department follows the company's strategic intention and moves with the trend to provide customers with more comprehensive and complete high-voltage frequency conversion energy...[Details]
How many reading methods are there for each I/O port?
A: Each I/O port has two reading methods: read latch and read pin. Each reading method has a corresponding instruction.
How to read latch ins...[Details]
The reporter learned that the State Grid Corporation of China is stepping up its organization and research work on the "14th Five-Year Plan" power grid planning, and plans to complete the preparati...[Details]
Solar photovoltaic systems are finding more and more applications. Mobile systems in particular benefit from solar energy without spending a penny. At the same time, as the cost of conventional ele...[Details]
Introduction and Application of DVI Signal Cable
What is DVI? Nowadays, LCD monitors with DVI interfaces are very popular, and display cards equipped with the same interface are also common. This...[Details]