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1. Key points of timer/counter PWM design According to the characteristics of PWM, the following points should be noted when using the ATmega128 timer/counter to design output PWM: 1. First, the PW...[Details]
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Recently, several senior executives of Qualcomm, including Michelle Leyden Li, senior marketing director of CDMA technology, Tim Leland, senior director of GPU product management, and Tavis Lanier, d...[Details]
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introduction
随着对大功率低电压本安电源的需求增大,基本本安Buck变换器就需要进一步提高输出功率。但是要想提高输出功率,增大输出电流,可以使变换器输出端电感电容的容量增加,但是这样很容易引燃爆炸性气体,降低本质安全性能;再者可以通过提高开关频率来实现,一方面能够减小为满足输出纹波电压要求所需的电感和电容取值,因此也有利于本质安全,但另一方面提高开关频率却降低了变换器的效率,...[Details]
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The solution uses the NXP i.MX8MP processor and the Onsemi AR1335 image sensor. The i.MX8MP integrates a quad-core Cortex-A53, NPU and dual ISP technology. The AR1335 is a 13M CMOS sensor. It uses ...[Details]
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37 registers The ARM processor has a total of 37 registers, which are divided into several groups (BANK). These registers include: 31 general-purpose registers: including program counter (PC point...[Details]
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1 Introduction
For performance reasons, sometimes we want to know the CPU usage rate, so as to determine the CPU load and whether it is "capable" enough for the current operating environment. This ar...[Details]
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#include "AT89X52.H"
unsigned char code tab ={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
unsigned char code digittab ={
{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},//" ",0*/
{0xFF,0xFF,0xFF,0xFF,...[Details]
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If given the choice between pure electric and hybrid, 10 years ago, most people would choose hybrid; 3 years ago, more and more people chose pure electric; if you ask again today, some people may hes...[Details]
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Electromagnetic flowmeters have maintained a high market share due to their incomparable advantages. They have a simple structure, and the fluid flowing through the flowmeter will not cause pressure ...[Details]
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Let's analyze the generation of EMI, ignoring the impact of natural interference. In electronic circuit systems, we mainly consider two aspects: voltage transients and signal reflux.
1 Voltage...[Details]
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Introduction Software reliability has always been a critical issue. Anyone who uses software may experience the problem of a computer freezing or a program running away, and this situation also exi...[Details]
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1 Background NFC has the characteristics of two-way connection and identification, operates in the 13.56MHz frequency range, and has an operating distance of nearly 10 cm. NFC technology promotes sta...[Details]
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MLCCs for power systems, guaranteed up to 150 degrees Celsius
- Released 13 different sizes and capacitances of automotive MLCCs
- Plans to provide new products to global auto...[Details]
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According to a netizen's contribution to IT Home, Huawei P40 series has pushed an important patch package for HarmonyOS 2, which mainly fixes the abnormal display of signal icons in the status...[Details]
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Key points:
The smart driving solutions for advanced driver assistance systems and autonomous driving functions are built on Momentum's industry-leading ADAS and autonomous ...[Details]