基于单片机的16*64点阵时钟显示屏的论文，C程序代码，原理图，PCB板，实物图-Based on single chip clock display 16* 64 dot matrix paper, C code, schematics, PCB, physical map

1664点阵时钟，基于51单片机的带时钟的点阵屏。-1664 dot matrix clock