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With the rapid development of my country's economy and medical and health care, people are paying more and more attention to their health status, and their health concept has gradually changed from...[Details]
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Lithium-ion (Li+) batteries are more fragile than other battery chemistries and have very little tolerance for mishandling. Therefore,
lithium battery
charging circuits are complex and ...[Details]
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Polaris Solar PV Network learned that China Electric Saipu Inspection and Certification (Beijing) Co., Ltd. recently released the September 2019 version of the issued certification status informati...[Details]
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In this article, you'll learn how OLED technology works, what types of OLEDs there are, the advantages and disadvantages of OLED compared to other light-emitting technologies, and some of the probl...[Details]
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Improving the Measurement Accuracy of Low Noise Amplifier Based on Network Analyzer
1. Characteristics and applications of low noise amplifiers
LNA is mainly used to amplify weak signals, amplify...[Details]
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On September 24, 2024, the 110kV transmission line of the demonstration project of the Yuanhe Interactive Green Big Data Center in Chayouhou Banner, Ulanqab City, was debugged and successfully put int...[Details]
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1. The significance of “true standby and low power consumption”
In his report to the 17th National Congress, General Secretary Hu Jintao pointed out that adhering to the basic national...[Details]
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As technology continues to evolve and become more data-centric, the desktop remains the versatile platform of choice for gamers, content creators and prosumers. In fact, when people really need to...[Details]
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This article introduces the design of DDS function signal generator based on 51 single chip microcomputer. The system roughly consists of three parts: signal generation part, digital/analog conversio...[Details]
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Do you know your signal source and oscilloscope ? In the last issue, we mainly analyzed the basic concepts, functions and classifications of oscilloscope triggers. In this issue, we share the relatio...[Details]
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MSP430 interrupt priority, open and close, interrupt nesting
The order of priority from high to low is:
PORT2_VECTOR (1 * 2u)
PORT1_VECTOR (4 * 2u)
TIMERA1_VECTOR (5 * 2u)
TIMERA0_VECTOR (6 *...[Details]
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There are many schemes for simultaneous voice and data transmission. Most of these schemes digitize the voice signal first, and then transmit it in a package together with external data after compres...[Details]
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Many articles about using AT89C205l to make electronic perpetual calendars all use the internal timing counter of the microcontroller for timing, which is inevitably affected by power outages and req...[Details]
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Just as many general-purpose microcontrollers (MCUs) today have integrated USB, CAN and Ethernet as standard peripherals inside the chip, more and more wireless network chips and wireless network s...[Details]
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Soft start and star-delta start are two common motor starting methods. They have certain differences in starting current, starting torque, starting time, etc.
Soft Start
Soft st...[Details]
Test/Measurement
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