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Applicable to various wire and cable flame resistance tests. The flammability tester obtains the flame spread trend and flame spread speed of the material by testing the time required to burn a certa...[Details]
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NXP Semiconductors NV ( NASDAQ : NXPI) today launched a new Java Card operating system ( JCOP 3), which is mainly aimed at security identification applications. Let's take a look at the relevant c...[Details]
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introduction
The car's in-car entertainment and audio-visual system includes AM/FM radio, cassette tapes, CD players, DVD/VCD players, etc. The rear seat entertainment system is a system t...[Details]
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1. Configuration Words The configuration words of the PIC microcontroller can be defined using the __CONFIG command: #include __CONFIG(x); where x is the configuration word and the corresponding conf...[Details]
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/*
Jumper setting: default jumper position, note that the buzzer selection jumper J5 should be selected at terminal 23
Program effect: Use the timer/counter of the microcontroller to design...[Details]
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Preface The inverter circuit is the core circuit of UPS power supply . The author discusses the inverter circuit in UPS power supply based on the analysis of UPS power supply circuits produced by s...[Details]
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A research report released by GF Securities Co., Ltd. recently revealed that among the world's top ten lithium battery companies, two are from Japan, two are from South Korea, and the rest are all ...[Details]
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introduction In the field of HVAC, with the development of testing technology and the continuous improvement of testing requirements, some high-precision temperature and humidity testing instruments ...[Details]
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On April 23, it was reported that a bug in the Google Messages messaging application caused the camera to run in the background, and some Android phone users recently experienced rapid battery d...[Details]
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The internal circuit of a signal generator generally consists of an oscillator, an amplifier, an output attenuator, a voltage-stabilized power supply, and an indicating voltmeter.
(1) Oscillator ...[Details]
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Since the second half of last year, the global semiconductor industry has encountered a capacity crisis. All industries have been affected by chip shortages and price increases. The automotive chip m...[Details]
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There are many IoT platforms now, such as Yeelink, Lewei IoT, and Bylnk (tailor-made for microduino, easier to use). With the help of the APP and interfaces they provide, you can quickly receive remo...[Details]
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Single-chip programmer products is a low-cost development programmer. It can program most of Microchip's flash microcontrollers. Single-chip programmers are designed for development programming. For ...[Details]
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Bourns® EdgMOV™ Varistors are available in a single form factor and multiple model options, allowing designers to reduce the size or increase the effectiveness of their surge protection solutions J...[Details]
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Application of thermal imagers in electrical equipment maintenance
In the power industry and industrial manufacturing industry, thermal imagers are mostly used in the maintenance of...[Details]
PCB Design
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