51单片机的汇编源程序，实现的是，四位共阴数码管动态显示一个四位数-Assembler source code for the 51 single-chip microcomputer to realize is that four Yin dynamic digital tube display a total four digits

This manual describes the usage of the Assembler. The Assembler covers the whole range of microcontrollers in the AT90S family. The Assembler translates assembly source code into object code. The generated object code can be used as input to a simula