Electronic Cash Register (ECR) Structure

The structure of electronic cash register (ECR) is mainly composed of the electronic units and the mechanical components. It has some seven constituents:

1) Motherboard --- central data processing unit
2) Memory --- store information, data and programme
3) Keyboard --- use it to input sales data
4) Printer --- uses it to print sales receipt and manage journal
5) Display --- display transaction information and convenient for cashiers and customers to communicate
6) Cash drawer --- use to deposit cash and other voucher
7) Interfaces for peripheries --- use to connect various peripheries

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