汉字和图形相结合。 对增量编码器的脉冲信号沿变化进行倍频检测，提高分辨精度，避免计数误差和累积误差。
The edge transition of pulses from incremental encoder can be detected with double frequency to improve measurement precision, and to avoid measurement errors and accumulative errors.
给出了文本方式和图形方式下汉字显示的方法，并就界面设计的几种形式进行了探讨。
The display method of Chinese character is given in text mode and graph mode and some ways of menu design are discussed.
应用FPGA技术实现了对RT12864M汉字图形点阵液晶显示模块的驱动和控制。
The RT12864M is driven and controlled with FPGA technology in order to realize the manifestation of Chinese characters.
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