My friend gave me a pair of unusable active speakers, model: Edifier R10. I took them apart and tested them on my day off. I initially determined that there was a problem with the power amplifier IC, ...
There is a paragraph in the rec_packet function in hardware.c in Zhou Ligong's TCP/IP code
if(bnry!=curr) //This indicates that there is a new data packet in the buffer
{ //It is best to return to pag...
[b]Basic Input Interface Considerations[/b]System design using high input frequency, high speed analog-to-digital converters (ADCs) is a challenging task. There are six main criteria for ADC input int...
I have been separated from my girlfriend for a while. I was not used to it at first, but gradually I found that I could live well alone, and I missed her less and less. We had a small conflict some ti...
I'm in urgent need of an oscillator circuit that can output a 100MHz sine wave. Crystal or LC is fine. It must meet all the requirements. The price is 50 RMB. If you have a circuit diagram, please add...
introduction
At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[Details]
Radio Frequency Identification (RFID) technology is a contactless automatic identification technology that uses radio frequency signals to read and write relevant data from target objects to achiev...[Details]
As FPGAs incorporate more and more capabilities, the need for effective debugging tools will become more critical. Careful planning for internal visibility will enable teams to adopt the right debuggi...[Details]
System Introduction
EraSoC-1000 series chips are high-performance SoCs (System on Chips) based on the Loongson core. With their powerful CPU processing capabilities, 64-bit floating-point ...[Details]
With advantages such as energy saving, long service life and rich color combinations, LED has become one of the fastest growing semiconductor fields, with a compound annual growth rate (CAGR) of up...[Details]
The challenge facing today's automotive electronics engineers is to build low-cost, fail-silent automotive systems that work even when they fail. Braking, steering, and other vehicle stability cont...[Details]
1 Introduction
In the adaptive predistortion amplifier based on the lookup table, the least mean square LMS (1east-mean-square) algorithm widely adopts the viewpoints proposed in the liter...[Details]
The differential amplifier circuit uses the symmetry and negative feedback of the circuit parameters to effectively stabilize the static operating point. It is characterized by amplifying the diffe...[Details]
0 Introduction
The head visual tracking system of the humanoid robot uses visual information as feedback to plan the robot's head movement so that it can track the moving target in real ti...[Details]
1 Introduction
The frequency conversion speed regulation of medium and high voltage large capacity motors is a key focus of the national energy conservation and emission reduction work. ...[Details]
Yue Fei once said: "Set up the formation before fighting, this is the common practice of military tactics, the clever use of it lies in one's mind." This means that it is a common practice to set u...[Details]
Every year, customers develop countless new applications using Xilinx devices. So I would not be surprised if our devices increase in usage and become more central in all of these applications in 2...[Details]
The ADC conversion module integrated in the ADuC812 includes an 8-channel, 12-bit, single-power A/D converter. These A/D converters consist of conventional successive approximation converters based...[Details]
The 4-20mA digitally controlled current source circuit designed with DAC7644 (Burr-Brown Company's 16-bit four-voltage output D/A converter) is shown in Figure 1. The DAC7644 provides a different...[Details]
0 Virtual Instrument Technology and LabVIEW
Virtual instrument technology uses high-performance modular hardware combined with efficient and flexible software to complete various test, mea...[Details]
DIY/Open Source Hardware
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