Integrated customer displaying fiscal cash register with advertisement display screen

Abstract

The invention relates to an integrated customer displaying fiscal cash register with an advertisement display screen, consisting of a processor, an LED display screen, an audio D/A and amplifying circuit, a sound box, an SD card socket, a word stock, an SDRAM, a serial port, a power module and relevant software, wherein the LED display screen, the audio D/A and amplifying circuit, the SD card socket, the word stock, the SDRAM and the serial port are connected with the processor through data wires; the power module supplies power to the processor, the audio D/A and amplifying circuit and the LED display screen through power cords; the sound box is connected with the audio D/A and amplifying circuit through an audio wire; a communication port of the LED display screen is connected with a serial port of the processor of the fiscal cash register through a serial port connecting wire to receive an instruction sent from the fiscal cash register and finish the displaying and switching actionsof displaying customer displaying contents and advertisement contents; a customer displaying advertisement display screen reads and writes the contents of an SD CARD through an SD interface and finishes the storage and the exchange of large-capacity video information; and the processor of the displaying customer sends the instruction through the serial port to display information of goods purchased by customers and payable trade accounts and display customer information in a special area of the display screen.

Description

technical field [0001] The invention relates to the production technology of a tax-controlled cash register, in particular to an integrated customer-display tax-controlled cash register with an advertising display screen. Background technique [0002] At present, the customer display screens of tax-controlled cash registers widely used in the market are very small, generally composed of 8-segment digital LED screens, which can only display numbers and single display content, and cannot display advertisements, product information purchased by customers, payment payable, etc. It cannot meet the diverse requirements of customers for the customer display of tax-controlled cash registers. Contents of the invention [0003] The object of the present invention is to provide an integrated customer display tax control cash register with an advertising display screen. [0004] The purpose of the present invention is achieved in the following manner. Its structure of the tax control...

AI Technical Summary

Problems solved by technology

[0002] At present, the customer display screens of tax-controlled cash registers widely used in the market are very small, generally composed of 8-segment digital LED screens, which can only display numbers, and the display content is single, and cannot display advertisements, product information purchased by customers, payment payable and other information. Unable to meet the diverse requirements of customers for the customer display of tax-controlled cash registers

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