A well-functioning power management circuit is the basis for the normal operation of a mobile phone. If the power management circuit can be power-saving, efficient, multifunctional and occupy a small ...
I made an at89s5x download cable. The schematic diagram can be found at http://www.mcu123.com/new/Article_Show.asp?ArticleID=3. The download software was downloaded from atmel. However, the download c...
In this power amplifier circuit, when the input signal is less than 1V, the waveform is normal and stable. When it is greater than 1V, it appears at the frequency required by the normal waveform, and ...
IoT communication technology is divided into wired and wireless, and different communication methods are used according to different application scenarios and needs.
Wired communicationWired communica...
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Low supply voltage range: 1.8V to 3.6V Ultra-low power consumption – Run mode: 230μA (at 1MHz and 2.2V ) – Standby mode: 0.5μA – Off...
Designers use PSpice primarily to simulate analog circuits. However, it can also be used to simulate digital filters. The main components in a digital filter are delay elements, adders, and multipl...[Details]
Medical and industrial applications often require isolation voltages of 2500Vac or higher for patient and equipment operator safety. The isolation barrier must not only transmit power to the sensin...[Details]
The particularity of portable medical devices determines that they should be user-friendly, must work in a sterile environment, and occupy little space and consume low energy.
At the same time, por...[Details]
TD-SCDMA terminal conformance test includes three types of tests: RF index test (reference standard: 3GPPTS34.122), protocol signaling test (reference standard: 3GPPTS34.123) and other tests (refer...[Details]
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
The small size and low cost of home appliance control boards mean that high-cost materials will not be used in the circuit to solve the electromagnetic interference problem. The interference of hom...[Details]
1 Introduction
The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless commun...[Details]
In order to ensure the reliability of the driving assistance system and the basic functions of the car, and also to leave suitable connection interfaces for the car's future new entertainment and ...[Details]
Industrial control
often requires multi-channel fault detection and multi-channel command control (this multi-task setting is very common). A single CPU chip is difficult to directly complete ...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communication technology since the advent of digital communications. Many new wir...[Details]
introduction
Image compression technology is becoming more and more important in modern life. With the improvement of data processing speed of DSP, a single-chip DSP can achieve good results...[Details]
Abstract:
This paper introduces the excitation system designed for 3/3 phase double winding induction generator, which is composed of DSP and FPGA. The interface circuit of the control sys...[Details]
Touch sensors have been in widespread use for many years, but recent advances in mixed-signal programmable devices have made capacitive touch sensors a practical, value-added alternative to mechani...[Details]
Abstract: This paper uses the S3C2410 chip GX development board with ARM920T core as the hardware platform and Windows CE operating system to design an embedded system touch screen interactive func...[Details]