Hi everyone, I am doing a 2048-point fft, which uses the reduction bit scale_sch, which has a bit width of 12 bits. If I want to reduce it by 2^9, that is, by 512 times, when simulating , I find that ...
DSP is often used in embedded system development. Here are more than 100 questions that you should know the most: How to mix 5V/3.3V? The development of TI DSP is the same as the development of integr...
Recently, I have seen many students asking how to learn single-chip microcomputers. From my learning experience, single-chip microcomputers are mainly about practice. When the teacher set up the labor...
I have a question. I use the method shown in the figure to drive the relay. Now the relay terminal is short-circuited and the transistor is burned. I don't know why? Is there any protective measure? T...
The Web2.0 trend has led to the rise of a large number of small and medium-sized websites, but it has also caused them great troubles. Because of the sharp increase in website traffic and the unpreced...
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
If users want to extend the effective use time of the battery, in addition to ensuring the quality of the charger, correct charging techniques are also essential. Here are 14 tips for charging mobile ...[Details]
1. Introduction
The novel bidirectional high-frequency link inverter has the advantages of bidirectional power flow, high-frequency electrical isolation, simple topology, and two-stage po...[Details]
1. Introduction
Power flow calculation is the basis for studying steady-state problems of power systems. Since the application of computers to calculate power flow distribution in power sy...[Details]
0 Introduction
With the continuous progress of science and technology, industrial control systems are developing towards openness, digitization, intelligence, distribution and networking. Field...[Details]
The ISL97691 is Intersil's highly integrated 4 channel LED driver for single cell Li-Ion battery operated mobile displays requiring analog dimming, and for 3D mobile display applications. It drives fo...[Details]
1Select by use environment
The operating environment conditions mainly refer to temperature (maximum and minimum), humidity (generally refers to the maximum relative humidity at 40 degrees Cel...[Details]
Abstract: Fiber optic communication is the main communication mode of data communication system nowadays, and its performance directly affects the quality of data communication system. This paper u...[Details]
Lithium-ion batteries are an ideal power source due to their high operating voltage, small size, light weight, no memory effect, no pollution, low self-discharge, and long cycle life. In actual use, i...[Details]
1. Introduction
IGBT and its derivative devices, such as IGCT, are hybrid semiconductor power devices that integrate MOS and bipolar. Therefore, the failure modes of IGBT include both the failu...[Details]