设置16×16汉字显示，利用并行转串行方式显示汉字模块。采用单片机定时中断与外部中断控制显示方式。内部利用延时系统与人眼的延迟效应，使得汉字显示不闪烁。-Set 16 × 16 characters shows that the use of parallel to serial module display Chinese characters. The use of single-chip timer interrupt and external interrupt control disp