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介绍利用80C552单片机芯片的丰富资源来控制点阵式液晶显示器的动态扫描,着重介绍硬件和软件连接,还介绍了液晶驱动电源的产生与控制电路。
Introduce the use of 80C552 microcontroller chip rich resources to control the dynamic scanning matrix LCD, highlighting the hardware and software connections, but also introduced the LCD driver power generation and control circuit.