| 摘要 |
PURPOSE:To effectively execute the collection of order data, by connecting between the terminal unit for a plurality of shops and the master unit of the main shop with subscriber telephone circuits, and responding to the order data through the data check at the master unit to the order data from the terminal units. CONSTITUTION:The terminal units 21 of each shop which store the order data input and can transmit the stored order data at any time, and the master unit 1 located at the main shop collecting the order data from each terminal unit 21 and storing the data, are connected with subscriber telephone circuits to constitute the order data system. The order data from the terminal unit 21 is received at the network control unit 111 of the master unit 1 of this system, the data is stored in the temporary memory unit 114, it is compared with the inventory data stored in the auxiliary memory unit 116 at the comparator 115 for the judgement of the propriety of order. The result of judgement is returned to the terminal unit 21 with the control of the main control unit 117, and after determining the order through the display it on the terminal unit 21, the order data from the terminal unit 21 is again received and the data is recorded on the main memory unit 113. |
