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    Ho Bofu, Solutions Consultant of Honeywell Intelligent Building Systems Division 　　To ensure the safety of airports and air transportation, major airports continue to increase investment in sec...[Details]

It is a common phenomenon that the crystal oscillator of the microcontroller does not oscillate. What are the reasons for the crystal oscillator not oscillating? (1) PCB wiring error; (2) The qual...[Details]

According to a report by Yonhap News Agency on June 30, according to a survey conducted by Yonhap Infomax, a financial institution under Yonhap News Agency, on 13 local brokerages, analysts on averag...[Details]

1. Implementation of printf series functions We know that the microcontroller transmits data to the computer window through the serial port. Sometimes we need to send a string, sometimes we need to...[Details]

According to Jiwei.com news on December 9, Sunny Optical released the shipment status of various products in November 2020. In terms of optical parts, the company's shipments of glass spherical lense...[Details]

A battery cell is a complex and ever-changing system where every particle has a story. (Image source: NREL) According to foreign media reports, at the National Renewable Energy Laboratory (NRE...[Details]

This article takes STM8S103F3P6 programming as an example to introduce how to use STM8S103F3P6 timer 4 to drive PB5 pin Computer platform: Windows 7 64-bit flagship Compiler software: IAR Hardware...[Details]

1. Use the microcontroller to control LCD1602, display the string on LCD1602, and shift the entire screen to the left.   #include reg51.h #define uchar unsigned char #define uint unsigned int uchar ...[Details]

The ADP160ADP161/ADP162/ADP163 are ultra-low quiescent current, low dropout linear regulators that operate from 2.2 V to 5.5 V and can deliver up to 150 mA of output current. The dropout voltage is...[Details]

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]

How to use the pesticide residue rapid tester. The pesticide residue rapid tester can quickly find out which foods contain pesticide residues. We know that if we want to be healthy, we must pay atte...[Details]

● Installation of AVRStudio 　　Go to ATMEL official website: http://www.atmel.com/dyn/products/tools_card.asp?tool_id=2725 to download and install. 　　● Create and open relevant debugging files in AV...[Details]

Since the monitoring module has many parameters, one LCD screen cannot display all of them, so the program framework adopts a dendrite-like branching structure. After powering on, each power module is...[Details]

1. Measure the dark resistance value The method of measuring the dark resistance value is shown in Figure 4.21. Cover the light-sensitive surface of the photoresistor with a piece of black paper. The...[Details]

The 2019 China (Chengdu) Electronic Information Expo will be held in Chengdu Century City New International Convention and Exhibition Center from July 11 to 13, 2019. The Expo is a high-quality exhib...[Details]