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The schematic diagram of the 4×4 column keyboard of this example is shown in FIG1 . During output, the lower 4 bits of port C are used to display the input value of the key. Figure 1 External power...[Details]
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According to the website of the Physicists' Organization, Heriot-Watt University in the UK and a stem cell technology company have collaborated to develop a vacuum valve-based three-dimensional (3D) ...[Details]
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Pixelmator announced today that its Pixelmator Photo app is now available on the iPhone, MacRumors reports. Previously limited to the iPad, the photo editing app has more than 30 desktop-class ...[Details]
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On September 8, MIUI’s official Weibo account announced that the second batch of MIUI 12 stable versions has been fully pushed! The second batch of supported models includes 14 models: Xiao...[Details]
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//Program K is mainly to test the use of configuration bits. Call 87X.H to see //Timed interrupt //The original program 4 may be a program without releasing the key //Program 5 corrects the program o...[Details]
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It is reported that "as a competitor of Tesla", Chinese local electric vehicle brands are increasing sales in the "world's largest auto market". Foreign media pointed out that although Tesla is a lea...[Details]
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We have shared with you the decoding operation of the SD_SD protocol, in which we mentioned that the SD_SD protocol has three trigger modes. Today we will see how to trigger the SD_SD protocol. I...[Details]
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With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
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Battery state of charge (SOC) measurement and calculation is the most basic and important part of the battery management system (BMS). Accurate monitoring of battery state of charge can not only prov...[Details]
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The simulation interface also uses a double-row 2*5 socket, and requires four 10K pull-up resistors.
Important note: In actual application, if you do not want to use JTAG simulation an...[Details]
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LEDs used for LCD backlighting are divided into edge lighting, which is mainly used for medium and small devices, and direct lighting, which is used for large-area devices such as LCD-TVs.
1. Edge ...[Details]
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1. Install STVD and download it from ST's official website. STVD only supports assembly language development. C language development requires the installation of the COSMIC C compiler, which is downl...[Details]
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The technology circle in 2023 is very hot. The rise of generative artificial intelligence has driven humanoid
robots
to instantly become the focus of attention. However, behind the prosperi...[Details]
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I spent 2300 silver dollars on a HD-USB12 protocol analyzer (painful…). But it is quite useful, and it will be much easier to do USB firmware development in the future. Without further ado, let's f...[Details]
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As more and more powerful driver assistance systems are introduced,
automatic driving
is becoming an increasingly feasible
automotive
technology. At an innovation summit held in Muni...[Details]