使用51单片机从芯片AT29C040中按区位码读取HZK16的汉字点阵的子程序，读取ASC码点阵的子程序。汉字点阵已烧写在AT29C040中。-The use of 51 single-chip from the chip AT29C040 by area code to read the Chinese character dot-matrix HZK16 the subroutine, read subroutine ASC code lattice. Chinese lattice has programmer in Medium AT29C040.