I would like to ask you experts, the project needs to use USB 5V charging, and I am going to use BQ21040 to make a single-cell lithium battery charging protection circuit. Does the battery need an add...
[i=s]This post was last edited by xiyue521 on 2019-11-21 08:20[/i]This content is originally created by EEWORLD forum user xiyue521 . If you want to reprint or use it for commercial purposes, you must...
[align=left][color=rgb(0, 0, 0)][font=Calibri, sans-serif][size=10.5pt]I purchased two LAUNCHXL-CC1352P1 development boards from TI. CC1352P is a multi-band wireless MCU. LAUNCHXL-CC1352P1 supports a ...
Recently I want to understand the problem of LCD driver. I saw a LCD on the Internet. It is Innolux AT070TN90, 800X480, 16-bit color, LED backlight, digital driver chip RA8875 and LCD interface data o...
[size=4] [/size][size=4]In some cases, you may need to use a lot of serial ports, maybe as many as seven or eight. This is very rare for CPUs to reach this level. If you use other CPUs to do this thro...
In "Investigating Things to Gain Knowledge 06 - The Water-Dropping Generator", we introduced the water-dripping generator invented by British scientist Kelvin in 1867. Figure (01) is a schematic diagr...
For some daily-use products, the issue of "anti-reverse connection" is often considered when designing. Customers simply use plugs to connect power, so they generally use reverse-inserted connectors ...[Details]
The various process instruments in industrial production vary greatly, but one thing that remains unchanged is that all instrument products are manufactured based on relevant scientific principles. Fo...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
1. The concept of the minimum system of single chip microcomputer:
The smallest hardware unit circuit that enables the microcontroller to work normally is called the microcontroller minimum system....[Details]
background As long as you use a single-chip microcomputer, key detection is basically a function that must be implemented. To make key detection easy to use, the most important thing is real-time and...[Details]
On November 23, the Redmi Note 9 series opened for pre-order on JD.com, and the phone will be officially released on November 26. JD.com's reservation page shows that the reservation end time ...[Details]
1 Accuracy inspection
1) The micrometer is used to measure the outer circle accuracy of the CNC lathe. The zero position of the micrometer should be calibrated. When measuring the outer circle, multi...[Details]
In 2021, my country's electronic information manufacturing industry achieved double-digit growth in added value and export delivery value; profits grew rapidly; and the growth rate of fixed asset inv...[Details]
Gallium oxide (Ga2O3) detector is a photodetector based on ultra-wide bandgap semiconductor materials, mainly used for the detection of day-blind ultraviolet light.
Its unique physical and ch...[Details]
On August 15, Xiaomi officially announced: "With the three certificates complete, the Xiaomi 5G era is now in place! Xiaomi's second 5G flagship phone is about to debut!" 5G mobile phones must have...[Details]
In the design of LED data processing, there are two ways to organize data storage (Figure 1): ① Packed Pixel Method: All bits of each pixel on the screen are stored in a single storage body; ② Bit ...[Details]
OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
For international semiconductor giants, this year will be another "China Year". Following the explosive growth of smartphones in 2012, his analysis predicts that China's demand for low-end smartphon...[Details]
Analogue and Mixed Signal
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