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ARM微控制器有一个显著的特点,就是都可以把时钟频率倍频到很高,具体到多高,每个系列的微控制器都有一个指标,我们现在要学的Cortex-M0内核处理器LPC1114最高能到50MHz,当然,其它的ARM内核微处理器可以倍频到更高,现在好多手机都采用了ARM内核处理器,比如卖的很火的诺基亚5233就是采用了ARM11处理器,ARM11的处理器的主频为433MHz,比Cortex-M0的50MHz高...[Details]
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As the overseas COVID-19 epidemic situation becomes increasingly severe, many car manufacturers around the world have announced production suspensions. In March and April, panel manufacturers have se...[Details]
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Base station power engineers face numerous design challenges. Wireless operators want them to reduce power consumption and system size. Subsystem power supply also requires certain complex tasks su...[Details]
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Great Wall Motor Co., Ltd. (hereinafter referred to as "Great Wall Motor") and Huawei Technologies Co., Ltd. (hereinafter referred to as "Huawei") officially signed a strategic cooperation agreement ...[Details]
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2.4 Tree Routing of HWMP Protocol The HWMP protocol combines on-demand routing with a priori routing. The tree structure configures an MP (usually an MPP) as the root node. Other MPs a priori maintai...[Details]
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Shanghai Anqiwei Microelectronics Technology Co., Ltd. (hereinafter referred to as "Anqiwei") has obtained tens of millions of yuan in Series A financing. This round of financing was led by China Aer...[Details]
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One of the differences between artificial intelligence software and traditional software is that conventional testing and troubleshooting are not applicable to them, because the software will constan...[Details]
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1 Introduction
Precision time interval measurement is a key technology in industrial, national defense and power applications. Pulse counting is the most basic method in time interval measurem...[Details]
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Sometimes the field of smartphones is so amazing. Many hardware and software experiences were obviously first used by the Android camp, but they were only brought to the extreme by Apple. The simples...[Details]
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Sina Digital News on the morning of December 20th, foreign media AndroidAuthority tested mobile phones with 90Hz refresh rate screens and found that most people cannot tell the difference betwe...[Details]
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GPOIO can be used as communication interface such as I2C, SPI, USART, etc. This is the so-called alternate function output. The multiplexing function of GPIO is set by two registers, AFRL and AFRH (b...[Details]
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For power designers, EMI electromagnetic interference is a difficult problem that they need to fight throughout their careers. It is not easy to do EMI well, so the best solution is to plan ahead to p...[Details]
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This blood pressure meter design uses PIC18F85J90 as the control core, supplemented by the pressure sensor BP01 and the Intersil ISL28413/ISL28196 analog circuit used for analog signal processing b...[Details]
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1. Introduction The A4988 is a complete microstepping motor driver with built-in converter for easy operation. This product can operate bipolar stepper motors in full, half, 1/4, 1/8 and 1/16 step mo...[Details]
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As the power battery and electric drive system replace the traditional fuel and engine, the voltage of the entire system of pure electric vehicles increases from the traditional 12V to a system vol...[Details]