It has detailed discuss for the program process methods when meeting with external interrupt during the printing procedure.
详细讨论了在打印过程中遇到外部中断时的程序处理方法。
The software is programmed in assembly language, including initialization, key-press and interrupt program such as corresponding subprogram, external and serials.
软件采用汇编语言编写，包括初始化、按键及相应子程序、外部和串口等中断程序。
This paper introduces three designs of the external interrupt port expansion with a MCS—51 chip, and the related program will be given.
本文介绍MCS—51单片微机外部中断口扩展的三种方法，并给出具体的实现软件。
This paper introduces three designs of the external interrupt port expansion with a MCS—51 chip, and the related program will be given.
本文介绍MCS—51单片微机外部中断口扩展的三种方法，并给出具体的实现软件。
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