几乎所有在零售市场上销售的商品都自带一维码(携带按不同标准生成的电子产品标识码(EPC)),或通常用于营销目的的QR码格式的二维代码。
条码扫描仪都使用激光二极管照亮代码,以及使用激光二极管检测器或CMOS摄像机模块读取数据。这些读取器可以安装在销售点,也可以为手持式 – 可以通过电源线供电,也可以用电池供电。
我们提供32位STM32L4/F4微控制器(能够高效处理光信号数据,快速解码EPC条形码或标签,同时还能够控制设备的所有其他外设)、以及高效的电源管理解决方案。

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Rich by its features-set, STM32CubeMX is changing its skin today to provide to the developers an improved access to the Pinout, Peripherals and Middlewares parameters to ease the configuration and optimized the project development time. This new look is also standardizing the User Interface of the different Software Development Tools of the STM32Cube ecosystem.
Introduction to surges – EOS and ESD – definition, standards, effects and root cause
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11 Nov 2020
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