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1. Development steps 1. Set the serial port interrupt register 2. Find the initial value of the T1 timer corresponding to the given baud rate (because the traditional C51 uses the T1 timer to generat...[Details]
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Since humans entered the information age, information from nature has been coming in through sensors. With the development of technology, people are no longer satisfied with the original single, in...[Details]
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Martin Rowe, senior technical editor of TMW, recently wrote about this in his blog: When he was preparing the next issue of the magazine, an engineer told him that the probes on their high-end oscillo...[Details]
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Please note that there is no internal reference on ADC_IN17, so it is incorrect to refer to it as a reference voltage.
Therefore, the understanding below the horizontal line is incorrect. If it is us...[Details]
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introduction
GPRS (General Packet Radio Service) is the abbreviation of General Packet Radio Service, which is a data transmission technology based on the Global System for Mobile Phones (GSM) ....[Details]
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The so-called feedback configuration of negative feedback amplifier circuits must first be clear about a premise, that is, it must be said under AC feedback, and the concept of configuration will n...[Details]
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Use T0 of 2051 to generate dual PWM signals to drive L293D or L298N to adjust the speed of the DC motor. The program has been debugged.
/* =======DC motor PWM speed control program======== */
/* Th...[Details]
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The integration of artificial intelligence (AI) and the Internet of Things (IoT) in practical applications has formed AIoT (intelligent Internet of Things), which is the intelligent interconnection o...[Details]
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ARM Introduction and Programming
1. Introduction to ARM (excerpt)
ARM (Advanced RISC Machines) is a well-known company in the microprocessor industry. It has designed a large number of high...[Details]
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July 26, 2023, Beijing, China - Avnet, the world's leading technology distributor and solution provider, recently renewed its general distribution agreement with Huizhong Instrument Co., Ltd. (herein...[Details]
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在进行大功率电源供应器设计时,设计工程师经常会使用交错(Interleave)架构。交错是一种特殊的并联方式,即在两个或多个功率级(通常称之为相位或通道)之间存在独特的相位关係。为了保持两级设计所具备的完整纹波电流消除优势,必须让各个通道彼此间相位差保持180度。
由于每个通道都是针对处理50%功率而设计的,故同步中断或失败,尤其是在负载超过最大额定电流的50%时,就可能造成整个设计...[Details]
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Due to the special nature of surveillance, cameras will be added to recorders in multiple scenarios. The most typical case is that the same camera is needed by the doorman, the boss, and the comput...[Details]
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The device has a built-in rotary switch, is IP67 sealed, has a dielectric strength of up to 5000 VAC, and has a power rating of 1 W. MALVERN, Pennsylvania, USA, and Shanghai, China - March 20, 2024...[Details]
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The quality analysis of real-time video images has become one of the key factors for the performance of many application fields. Therefore, the definition detection of real-time video images has be...[Details]
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In the previous section, when I set up to disable the watchdog, I set WTCON to 0 and masked the interrupt. As shown below:
This section is to mask the interrupt register:
The follow...[Details]