基于at89s52的电子钟汇编源程序。采用八位数码管，时、分、秒之间一短横线隔开。可实现计时，修改时间等简单功能。-AT89S52-based electronic clock source compilation. It uses eight digital tubes, to represent hours, minutes, seconds and with short dashes between them . Can achieve easy functions such as timing and time modifying.