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Offline switching power supplies usually use a rectifier bridge and input filter capacitors to absorb energy from the input. The large capacitor is charged at a point close to the peak of the AC ...[Details]
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A small mistake caused the board to be remade twice, and the problem was not solved due to insufficient experience in EMC testing. Every failure is a learning experience, as if in the process o...[Details]
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With the rapid development of electronic technology, computers have deeply penetrated into our lives. Many electronics enthusiasts have begun to learn about single-chip microcomputers, but the cont...[Details]
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Mini2440 prints serial port debugging information. Serial port 0 of 2440 is used by the application layer for COM1, which results in failure to print debugging information. The following modifications...[Details]
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On August 9, Huawei Consumer Business CEO Richard Yu announced the official launch of the Hongmeng system to 5,000 attendees at the main venue and to the world. Hongmeng's English name, HarmonyOS, me...[Details]
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Working process of PIC microcontroller:
The working process of the single-chip microcomputer is essentially the process of executing the program. After the single-chip microcomputer system is charg...[Details]
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This paper proposes a high-resolution graphics and image compression scheme based on the FH8735 video and audio encoder, which can complete video acquisition and compression, and send the compresse...[Details]
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However, since the domestic mobile phone market is basically saturated, many mobile phone brands have begun to look abroad and expand their overseas market scale. Many domestic products have graduall...[Details]
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Define user registers WEI1EQUH'0C';BIT0=MODS: Select mode bit 0: Mode 11: Mode 2 ;BIT1=BREK: Break detection bit 0: No break 1: Break ;BIT2= ;BIT3= ;BIT4= ;BIT5=slow ring ;BIT6=Quick ring ;BIT7=Long ...[Details]
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There are many types of oscilloscope probes, so what are the commonly used types of oscilloscope probes? The types of oscilloscope probes can be roughly divided into several categories, such as vol...[Details]
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Interrupt is a basic function provided by CPU;
The basic meaning of interruption should be to allow the CPU to stop executing a certain code sequence and execute another code sequence. There are two ...[Details]
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Technology refers to the method, process and technology of processing various raw materials and semi-finished products by various production tools to finally make them into finished products.
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Today, Chen Jin, general manager of Lenovo Group’s mobile phone business unit in China, shared a comparative review of Xiaomi 12 and Motorola edge X30 on Weibo. Chen Jin said that looking at ...[Details]
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As a beginner, how to get started with microcontrollers?
In terms of knowledge, you don't need much. You just need to know simple C language and the basic structure of 51 single-chip microcomp...[Details]
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Each machine must define its own machine_desc structure, which defines some of the most basic characteristics of the machine.
struct machine_desc {
unsigned int nr; /* architecture ...[Details]
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