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1LabVIEW part design 1.1 Introduction to VISA LabVIEW provides a powerful VISA library. VISA (Virtual Instrument Software Architecture) is a virtual instrument software specification, which is a gene...[Details]
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Automatic cigarette lighter circuit principle
The circuit working principle of the device is shown in the figure below. Normally, the light of the infrared light-emitting tube VD1 directly shines...[Details]
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There are many application scenarios for indoor positioning, such as indoor positioning of firefighters, underground positioning of miners, precise push notifications of merchants, indoor signal stre...[Details]
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Support for anonymous structures and unions
ARMCC
4.6.1. #pragma anon_unions, #pragma no_anon_unions
These pragmas enable and disable support for anonymous structures and unions.
Second alignment...[Details]
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0 Introduction
Capacitive sensors are a type of sensor that converts the measured non-electrical quantity changes into capacitance changes. Due to its advantages of high sensitivity, low power ...[Details]
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When debugging the motor driver, you cannot use interrupts to check some registers or data casually. Otherwise, if the duty cycle is large, the MOS tube may be burned directly. Therefore, in many ...[Details]
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On September 3, under the guidance of the Ministry of Industry and Information Technology and the Shanghai Municipal People's Government, the China Semiconductor Industry Association and the China El...[Details]
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According to information revealed by Lianxun New Energy, Ruipu Lanjun recently received a designated letter from SAIC Group, and will provide battery cell products for SAIC's new passenger car mode...[Details]
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2019 can be said to be a "cold winter" for the entire panel industry. Panel prices have been falling, causing heavy losses to many panel manufacturers, but recently a research institute has predicted...[Details]
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China Energy Storage Network News:
On March 25, the Gansu Provincial Development and Reform Commission issued the "Gansu Province 2020 Direct Transactions between Electricity Users and Power ...[Details]
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In embedded development, code size and operating efficiency are very important. Code size often corresponds to the FLASH and RAM capacity of the chip, and the program's operating efficiency also re...[Details]
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1. Introduction
Headphones are common items in our lives. We often wear them to listen to music, watch TV, talk on the phone, etc. When using headphones, keeping the volume high for a long tim...[Details]
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Recently, Xiaomi Vice President Zhang Feng posted on Weibo praising the Xiaomi TV Master series. He believes that the MEMC of this product is at the highest level in the industry. MEMC stands for m...[Details]
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Introduction to UART Communication UART, Universal Asynchronous Receiver Transmitter, is a universal serial and asynchronous communication bus. The bus has two data lines and can achieve full-duplex ...[Details]
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A single-phase to three-phase inverter is a power conversion device that converts single-phase AC power into three-phase AC power. It is widely used in industrial automation, power systems, househo...[Details]
Security Electronics
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