说明：  KS0070(44780) 16x2 字符液晶屏驱动演示程序总线方式。 连接线图: DB0--P0.0 DB4--P0.4 RW--P2.0 DB1--P0.1 DB5--P0.5 RC--P2.1 DB2--P0.2 DB6--P0.6 E--P2.7 =>74ls00+wr+rd DB3--P0.3 DB7--P0.7 VLCD接1K2电阻到GND [注]:AT89C51的晶振频率为12MHz
(KS0070 (44,780) 16x2 character LCD driver means Bus Demonstration Program. Link map : DB0-- P0.0 DB4-- P0.4 RW-- P2.0 DB1-- P0.1 structural constraint exerted-- P0.5 RC-- P2.1 DB2-- P0.2 2200-- Encl E-- P2.7 =)