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This is a simple bicycle odometer, the core part of which is an 8051 microcontroller.
Circuit Diagram
Program Flow
PCB thermal transfer image, can be used d...[Details]
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Today, Xiaomi's Redmi product director Wang Teng showed off a new phone - Redmi Note 11, which means that this new phone will be released soon. Previously, blogger @数码闲聊站 revealed that the hi...[Details]
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Set the range selector switch to the DCV range or the appropriate range in the range, that is, to the range slightly higher than the voltage being measured. If you are not sure about the voltage bein...[Details]
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In recent years, with the rapid development of urban public transportation, the way of bus stop announcements in China has been greatly improved, from the traditional method of conductors announ...[Details]
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For Apple, jailbreaking is like a game of cat and mouse. I wonder if iPhone users are still as enthusiastic about jailbreaking as before? Now, a hacker named @b1n4r1b01 has revealed a poten...[Details]
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Enterprises actively embrace 5G At the 2020 Analyst Conference held not long ago, Huawei demonstrated a wealth of 5GtoB success stories, such as the application of 5G healthcare in the fight again...[Details]
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The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
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Correct selection of temperature and humidity measuring instruments:
Due to the different temperature and humidity measurement principles, there are many kinds of temperature and humidity in...[Details]
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1 Introduction
The AT89C2051 single-chip microcomputer is used to realize the large-capacity decoding function of PT2262. This design can solve the problem that one PT2272 can only decode ...[Details]
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Recently, I started using IAR for AVR for a project. I used version 5.40, mainly because version 5.40 and above include aTtiny87. As for the installation files and harmony files, you can find them you...[Details]
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Recently, Zhouming Technology stated in an institutional survey that since the fourth quarter of last year, some upstream raw materials have seen price increases. The magnitude and frequency of price...[Details]
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Nowadays, "without sensors , there would be no modern science and technology" has become a universally recognized view. Countries have placed sensors at a high level, and no one wants to lag behind...[Details]
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Zero voltage switch controller integrated circuits can be used to control resistive heater loads. This type of controller generates an output pulse when the mains passes zero to trigger the bidirectio...[Details]
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The National Energy Administration held a press conference on April 29 to release the first quarter energy situation and renewable energy grid operation, and introduced the three actions related to th...[Details]
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When using GCC to develop ARM, you will definitely encounter compiler problems. For example, you will encounter various warnings and errors when compiling C code. For example, I encountered several...[Details]
GD32 MCU
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