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(Image source: materialtoday) Direct methanol fuel cell (DMFC) is a new type of energy that is efficient and clean, but the methane oxidation reaction (MOR) it relies on is very slow. During the o...[Details]
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The working principle of relays and contactors is similar. The main difference is that the main contact of the trigger can pass large currents, while the contact of the relay can only pass small cu...[Details]
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According to the official Weibo of HarmonyOS, the HarmonyOS 2 design system, HarmonyOS font design, Huawei's whole-house smart UX experience architecture, and MateView UX design all won the 202...[Details]
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1. Concept In order to facilitate testing and maintenance, a program must have sufficient TRACE capabilities, that is, the program can provide visual information reflecting the execution status whi...[Details]
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A proximity detector (sensor) is a detection device that triggers an alarm when an intruder approaches it. In a proximity detector, there is usually a high-frequency LC oscillation circuit, and the LC...[Details]
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#include stdio.h #include reg51.h unsigned moveright(unsigned value, int n); unsigned moveleft(unsigned value, int n); main() { unsigned a; int n; SCON = 0x50; TMOD |= 0x20; TH1 = 0xf3; TR1 = 1...[Details]
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According to a user on the well-known community Reddit, Microsoft's only smartphone Surface Duo will soon be launched in the European market. The device has now appeared on the French retail st...[Details]
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A logic analyzer is a waveform test device similar to an oscilloscope. It can monitor the logic level (high or low) when the hardware circuit is working, store it, and express it intuitively in a...[Details]
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When I saw the HP Pavilion Gaming 5 white version, I sang a song in my heart: The black in front of me is not black, what white you are talking about is not white... Regarding the color difference of...[Details]
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In many of the blogs about 8051 published this summer, I used the STC89C52RC experiment box to verify the correctness of the 8051 control program. The advantage of doing this is that you can directly...[Details]
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BYD e-platform 3.0 is an exclusive platform for pure electric vehicles. It currently has three models: Dolphin, Yuan Plus ( parameter | inquiry ) and Seal. At the eQiChat Shanghai event, BYD sh...[Details]
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Apple now offers exclusive MagSafe leather cases for all iPhone 12 and iPhone 12 Pro in the Apple Store. Due to concerns that the MagSafe charger may damage the case, Apple placed an image in the sto...[Details]
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Selection of core components SPC3 protocol chip SPC3 is an intelligent communication chip specially developed for slave stations. It supports PROFIBUS-DP protocol. Figure 1 shows the str...[Details]
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Have you ever had the following experience: when shopping in a supermarket, you find that the labels are incomplete and you don’t know the price of the things you want to buy; or when checking out, y...[Details]
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Apple said that by 2025, all batteries it designs will use 100% recycled cobalt, all magnets in its devices will use only recycled rare earth elements, and all circuit boards will use 100% recycled ti...[Details]
Analogue and Mixed Signal
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