文件名称:shouyinji
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1、设计目的：
利用MCS-51单片机及相关芯片构成简易收银机。
2、设计要求：
系统实现如下功能：
⑴ 具有可扩展键盘用以实现数字和“＋”、“×”、“＝”的输入。
⑵ 可循环实现单个用户消费总金额的计算。
⑶ 具有复位、单步返回和小数点显示等扩展的功能。
-1, is designed to:
The use of MCS-51 microcontroller and related chips constitute a simple cash register.
2, design requirements:
System to achieve the following functions:
⑴ with a scalable digital and "+","×","=" keyboard for input.
⑵ can be recycled to achieve a single user consumption, the total amount of calculations.
⑶ a reset, single-step returns and displays the decimal expansion of functions.
利用MCS-51单片机及相关芯片构成简易收银机。
2、设计要求：
系统实现如下功能：
⑴ 具有可扩展键盘用以实现数字和“＋”、“×”、“＝”的输入。
⑵ 可循环实现单个用户消费总金额的计算。
⑶ 具有复位、单步返回和小数点显示等扩展的功能。
-1, is designed to:
The use of MCS-51 microcontroller and related chips constitute a simple cash register.
2, design requirements:
System to achieve the following functions:
⑴ with a scalable digital and "+","×","=" keyboard for input.
⑵ can be recycled to achieve a single user consumption, the total amount of calculations.
⑶ a reset, single-step returns and displays the decimal expansion of functions.
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下载文件列表
收银机.doc