例28-PS_2电脑键盘+LCD1602\INT0.OBJ .........................\lhj .........................\lhj.hex .........................\lhj.lnp .........................\lhj.Opt .........................\lhj.plg .........................\lhj.Uv2 .........................\lhj_Opt.Bak .........................\lhj_Uv2.Bak .........................\PS-LCD1602.c .........................\PS-LCD1602.OBJ 例28-PS_2电脑键盘+LCD1602