LED点阵显示屏电路图

【文件属性】：
文件名称：LED点阵显示屏电路图
文件大小：147KB
文件格式：RAR
更新时间：2012-06-28 13:25:49
8255 51单片机 点阵显示 LED 显示屏 51单片机通过控制8255芯片实现对LED点阵显示屏的驱动.有点简单,但可做为单片机入门实验.希望对大家有点帮助.

【文件预览】：
PCB
----Backup of led.Sch(12KB)
----Previous Backup of 行驱动电路.Sch(10KB)
----74LS373.Lib(897B)
----Backup of PI74LVC4245.Lib(972B)
----Previous Backup of new8031.Sch(30KB)
----Backup of Schlib1.Lib(437B)
----Backup of 245.Lib(931B)
----Backup of 8031与8255.Sch(12KB)
----Previous Backup of 扩展6264.Sch(9KB)
----Previous Backup of 8255接2003.Sch(10KB)
----74hc245.Lib(972B)
----Previous Backup of NEW.Sch(9KB)
----Backup of 总体电路.Sch(30KB)
----Previous Backup of led.Sch(12KB)
----8255.Lib(1KB)
----Backup of 列驱动电路.Sch(5KB)
----Backup of 74hc245.Lib(972B)
----Backup of newLED.Sch(59KB)
----Previous Backup of line.Sch(10KB)
----6位非门.Lib(786B)
----Backup of line.Sch(10KB)
----Previous Backup of RAM6116.Lib(995B)
----Backup of 行驱动电路.Sch(10KB)
----Backup of max232.Sch(7KB)
----Previous Backup of Schlib1.Lib(472B)
----Previous Backup of PI74LVC4245.Lib(1KB)
----Previous Backup of 8031与8255.Sch(12KB)
----Backup of Sheet1.Sch(7KB)
----UPA2003C.Lib(855B)
----8031.Lib(776B)
----Previous Backup of Sheet1.Sch(4KB)
----WSC.Bkp(366KB)
----Backup of 6位非门.Lib(786B)
----245.Lib(931B)
----Backup of UPA2003C.Lib(855B)
----Previous Backup of 245.Lib(931B)
----Backup of 8255接2003.Sch(10KB)
----Backup of 74LS138.Lib(805B)
----WSC.ddb(366KB)
----Previous Backup of UPA2003C.Lib(833B)
----Backup of new8031.Sch(30KB)
----Backup of 8031.Lib(1KB)
----Backup of 扩展6264.Sch(9KB)
----Backup of RAM6116.Lib(1KB)
----Previous Backup of newLED.Sch(59KB)
----Backup of NEW.Sch(9KB)
----Previous Backup of max232.Sch(7KB)
----RAM6264.Lib(1KB)