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The smart home 3.0 era needs to have five basic characteristics:
1. A home network that acts as a nerve network for your home
2. Can be connected to the Internet
3. Various services ...[Details]
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LED working conditions The operating voltage drop of ordinary light-emitting diodes is 1.6V – 2.1V Working current 1-20mA Here I = U/R = 3mA Light up the LED Here, you only need to control the ...[Details]
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LCD_1602 Command Summary 0x28 Set 162 display, 57 dot matrix, 4-bit data interface 0x38 Set 162 display, 57 dot matrix, 8-bit data interface 0x01 Clear the screen, reset the cursor to address 00H 0x0...[Details]
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On January 12, Yixin Telecom officially announced the completion of RMB 1 billion in Series C financing. This round of financing was led by SoftBank Vision Fund II, followed by Cathay Capital, Corner...[Details]
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ALIAS: serial port update code. Used for project: mini oscilloscope There are three ways to start STM32: Download flash loader demonsrtation v2.50 from ST official website to update the program. ...[Details]
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For a long time,
the biggest drawback of
LCD TVs
is the tailing and blurring of dynamic images. When displaying high-speed images, residual images and tailing are common, so those who like to w...[Details]
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I am ashamed to say that when I was debugging the stm32f10 series microcontroller the other day, I wanted to make a state machine for serial port transmission, sending a command every 100 millisecond...[Details]
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Should T8 LED lamps be subjected to a withstand voltage test before they are aged after manufacturing? Some manufacturers skip this step and ship them directly after aging. Why? The answer is that ...[Details]
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With the increasing demand and rapid development of voice interaction in smart electronic products, voice chips have been deeply used in all walks of life. How to give vitality to electronic produc...[Details]
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Recently, according to Nikkei Chinese website, Toshiba is considering splitting the company into three parts according to its main business, namely infrastructure, devices and semiconductor memory, a...[Details]
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introduction Currently, ARM is increasingly used in embedded systems. This article uses NXP's 32-bit LPC2478. The rich resources of LPC2478 are suitable for application in the industrial field. The c...[Details]
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On April 20, vivo’s new folding series products were officially released. Among them, vivo X Fold2 is equipped with the second-generation Snapdragon 8 mobile platform, and vivo X Flip is equipped wit...[Details]
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In microcomputer measurement and control systems, A/D conversion is often used. The common method is to expand one or more A/D acquisition cards. When the analog quantity is small or the temperature, ...[Details]
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1. Model: Keysight Technologies N5182B signal generator 2. Fault: No output above -7dB 3. Test and judgment: After testing, the output signal reported an error of UNLEVEL, the power was low, and ...[Details]
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Cars are becoming more and more popular, and have been chosen by more and more families as their means of transportation. Driving safety has attracted widespread attention from the society. Wheneve...[Details]