CORDLESS STOCK PRICE REPORTING DEVICE AND CONTROL METHOD THEREFOR

摘要

PURPOSE: To provide a cordless stock price reporting device capable of improving the reliability of radio data transmission and a control method therefor. ;CONSTITUTION: A controller 1 rewrites backup data stored inside a storage device 12 with new data received from a 3.4k exclusive channel 3 and further, transmits the new data and the updated backup data as radio data. A display part 2 receives the radio data transmitted from the controller 1, divides them into the new data and the backup data, rewrites a display data table 27 stored inside the storage device 22 with the new data, compares and refers to the entire data of the display data table 27 and the backup data and rewrites the display data of the display data table 27 with the backup data when the data do not match.;COPYRIGHT: (C)1996,JPO