Recently, I need to use the ARM M4 chip to develop an FFT algorithm to analyze audio signals. However, the ARM DSP library only has a maximum of 4096-point FFT algorithms.If I want to do an 8192 FFT, ...
I was going to DIY a dimming lamp and found a circuit diagram. RG is photosensitivity. When the light is weak, the output brightness of the lamp increases. When the light is strong, the output brightn...
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[b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]tiankai001[/size]. If you need to reprint or use it for commercial purposes, you must obtain the author's consent and...
RF chip design challenges
There are many challenges in RF chip design, including subjective factors such as designer's theory and experience, but the biggest challenge is the objective limitations of ...
To illustrate the increase in battery life achieved with a Class G audio amplifier, our calculations are based on the following values:
PBATT: Battery power
VBATT: Battery supply voltag...[Details]
1. Instrument installation direction There are two installation directions: horizontal installation and vertical installation. Horizontal installation is divided into left-in and right-in and right-o...[Details]
Temperature control/constant temperature soldering iron operation method and instructions
1. Usage steps:
1. Make sure the asbestos is damp. 2. Remove impurities from the surface of the heatin...[Details]
Cellular communications have come a long way since the introduction of analog cellular networks in the early 1980s. Today, as the market migrates from 4G to 5G network solutions, the cellular communi...[Details]
Simulation schematic diagram of a switch experiment using infrared remote control by a single chip microcomputer MCU source program: //-------------------------------------------------------------...[Details]
On July 28, CATL announced that it would release sodium-ion batteries on July 29. Analysts pointed out that sodium-ion batteries have obvious advantages in terms of resource abundance and cost, and w...[Details]
According to foreign media reports on May 12, Google’s Android Automotive OS system will be upgraded through Android 14, enabling the use of multiple displays in the car, and announced at Google I/O ...[Details]
Getting rid of wires doesn’t just mean eliminating the need for cable suppliers. Robots and industrial machines that were once constrained to power outlets are beginning to experience true freedom, t...[Details]
According to sources from IC design companies, the still tight capacity trend may encourage wafer foundry TSMC to raise its foundry quotes in June, and other foundries in Taiwan may follow suit and r...[Details]
With the development of technology, the complexity of components is getting higher and higher. For the design of electronic products, the selection of components is becoming more and more important...[Details]
The μPLAT series is a basic system-level LSI development platform based on ARM CPU and integrated with peripheral functions (such as real-time operating system timer, etc.). The high-speed and low-pow...[Details]
To model the network shown below in Figure 1 as the Thevenin equivalent shown below in Figure 2, find the Thevenin Voltage (Vth) and the Thevenin Resistance (Rth). In this case, Vth is the same as Vos...[Details]
The I2C bus was a serial communication interface specification first proposed by Philips. The standard I2C bus only uses two lines for communication. It can connect multiple devices with I2C interf...[Details]
The price of Xiaomi 10S has been reduced in Tianyi Telecom’s JD.com flagship store. The top-end version with 12GB+256GB is now priced at 2,999 yuan, which is extremely competitive in the same p...[Details]
Photovoltaic Headlines (WeChat ID: PV-2005) learned that on November 1, the Kunming Municipal Development and Reform Commission issued a notice on the issuance of the Interim Measures for Regulatin...[Details]
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