KR100238580B1 - Cash register and article price information inquiry method of cash register - Google Patents

Abstract

The present invention relates to a cash register and a product price information inquiry method of a cash register, by displaying the price of a product that a user does not know while selling a product at a store or a store that uses the cash register by using a PLU inquiry key, The cash register user of the business or store can easily check the price of the product during the sale of the product. In addition, by easily switching the screen indicating the product price by using the page up key or the page down key on the LCD display, the price of the product desired by the user can be easily inquired.

Description

How to Inquire Price Information of Cash Registers and Cash Registers

The present invention relates to a cash register and a method for querying commodity price information of a cash register. More particularly, when a cash register user does not know information about a commodity when a product is sold in a store or a store, the cash register is displayed on an LCD display. The present invention relates to a cash register and a product price information inquiry (PRICE LOOK-UP, PLU) method of enabling a sale of a product.

Generally, a cash register is installed in a narrow space in public places and places where cash is handled for sales calculation or tax calculation, such as in a department store or a convenience store.

Such a cash register is provided with various functions for managing the amount calculation or the sale.

The configuration and operation of such a cash register will be described in more detail with reference to the drawings provided.

1 is a circuit block diagram showing an operation according to the configuration of a cash register generally used in the prior art.

As shown, the cash register has a central processing unit (hereinafter referred to as a CPU) 10 for controlling the overall operation of the cash register, and a ROM providing various control programs and initial data to the central processing unit 10 ( ROM) 14, a RAM 15, which is a memory device that stores information such as a unit price for each item for sales activity, information such as a sale amount incurred in sales activity, and a receipt for a sales history. A small printer 12, a timer 16 for outputting a time signal to the central processing unit 10 so as to recognize a sold time and date and to manage a sales time, and various commands and data. It consists of a keyboard 13 with a plurality of keys for input.

Commands or data input by manipulation of keys configured on the keyboard 13 are processed according to the program stored in the ROM 14 under the control of the central processing unit 10. Accordingly, the cash register operates and inputs and outputs data stored in the RAM 15 as necessary. The result processed according to this process is output to the printer 12.

The cash register operating in the above-described configuration sold the product after checking the PLU data in a program mode in order to inquire the product price information on the product currently being sold in a store such as a department store or a convenience store.

However, in the conventional cash register, when the user of the cash register wants to know the price of the product, the user must check the price of the product by printing the price information on the paper by the small printer. .

Therefore, the present invention has been made to solve the above problems, and an object of the present invention is to provide a cash register that can easily query the product price information.

In addition, another object of the present invention to provide a product price information inquiry method of the cash register that can easily retrieve the product price information.

In order to achieve the above object, the cash register according to the present invention is a central processing unit for controlling the overall operation of the cash register, a ROM (ROM) for supplying various control programs and initial data to the central processing unit, and the sales activity RAM, which is a memory device that stores a list of items for each item and information such as sales amount generated from sales activities, a keyboard for inputting various commands and data, and searching product price information, and a user. Characterized in that the LCD display for displaying the price information for the product entered into the keyboard in the form of a letter.

On the other hand, the product price information inquiry method of the cash register according to the present invention outputs the PLU inquiry through the LCD display if the user using the cash register needs to inquire the PLU for the currently sold products during the general sales function If there is no list to find in the output, if it is a page up key or a down key, if the input key is a page down key, run N = N + 1 to confirm it. It is characterized in that it consists of a process of confirming by executing N = N-1, and a process of returning to perform a general sales function if the page up key is not.

1 is an internal circuit block diagram of a cash register commonly used in the prior art,

2 is a block diagram showing the configuration of a cash register constructed in accordance with the present invention;

3 is a flowchart from the user's perspective a method for implementing the present invention,

4 is a flowchart from a program perspective of a method for implementing the present invention,

5 is an embodiment shown in the LCD display according to the implementation of the present invention.

<Explanation of symbols for main parts of drawing>

10, 100: central processing unit (CPU) 13, 150: keyboard

14, 110: ROM 120: RAM

130: LCD display 140: printer

Hereinafter, the configuration and operation according to the present invention will be described with reference to the accompanying drawings.

2 shows a circuit block diagram constructed in accordance with the present invention, a cash register includes a central processing unit (100) for controlling the overall operation of money registration, and various control programs and ROM (ROM) for supplying initial data, RAM (RAM) 120 which is a memory device that stores information such as a list of items for sales activities and the amount of sales generated from sales activities, and various commands and data. The keyboard 150 is provided with a plurality of keys for inputting and inquiring commodity price information, and an LCD display unit 130 for displaying price information on commodities input by the user in the form of a character.

The central processing unit 100 is connected to the printer 140 to issue a receipt for sales details.

As shown in FIG. 5, the LCD display unit 130 displays a product name column showing the name of the product and displays a price of the product so that each time the user presses the page up and page down keys of the keyboard, the LCD display unit 130 is sequentially displayed. And a serial number display column for displaying the serial number of the product.

Referring to the operation of the cash register configured as described above is as follows.

First, if the clerk of the store or store does not know the price information about the product being sold while selling the product to the buyer of the product, the cash register user can use the PLU (PRICE LOOK-UP) inquiry key on the keyboard 150. Enter. The meaning of the PLU inquiry key is an inquiry command input by the user to the keyboard 150 to inquire price information of a product. Then, the command or data input by the operation of the key is processed according to the program stored in the ROM 110 under the control of the central processing unit 100.

Accordingly, the cash register is operated, and data stored in the RAM 120, which is a memory device, is displayed on the LCD display 130 as needed.

3 shows a flowchart from the perspective of a user using a cash register to implement the present invention.

As shown, step (S10) of the cashier using the cash register to start selling the product, and if the step (S10) is executed, selling the product to the buyer (S11) and (S11) Determining whether the inquiry of the PLU is necessary during execution (S12), and if the inquiry of the PLU is not necessary as a result of the determination in the step (S12), returning to sell the product again (S12-1), and If an inquiry is required, a step of checking and selling desired PLU data by using a page up / down key (S13), and when the step (S13) is executed, returns to selling the product again (S13). It consists of -1).

Referring to the operation according to such a configuration, if the clerk of the store or store is found using the cash register to sell the product does not know the PLU number, the price of the product is inquired using the PLU inquiry key configured on the keyboard. The price of the product is then displayed on the LCD display 130.

At this time, if there is no corresponding product number displayed on the LCD display unit, the product is sold after confirming the corresponding product number and the product price using a page up or down key.

4 shows a flowchart in terms of programs in a cash register.

As shown, the step (S20) to prepare the sales clerk to sell the goods in the store or store using the cash register, and if the step (S20) is executed (S21), and In the step S21, if the user does not know the price of the product, the user decides whether or not to execute the inquiry of the product price information (S22), and as a result of the determination in the step S22, If no inquiry is required, returning to perform a general sales function (S22-1); if an inquiry of the product price information is required, executing the PLU inquiry screen number N = 1 (S23); In step S24 of displaying a PLU inquiry screen N when the step S24 is executed, and determining whether the input key is a page down key when step S24 is executed, in step S25, and in step S25, As a result, if the page down key, N = N + Step 1 is executed (S26), and when the step (S26) is executed, it is returned to display the PLU inquiry screen N (S26-1).

In addition, if it is determined in the step S25 that the page up key is not the down key (S27), and in the step S27, the determination result is the page up key. Step S28 of executing N = N-1, step S28-1 of returning to display the PLU inquiry screen N when step S28 is executed, and if the page up key is not It is configured to return to perform the general sales function (S27-1).

Referring to the operation of the flow chart configured as described above, if the cash register user does not know the price for the product currently being sold during the general sales function, the cash register user inputs a PLU inquiry key into the keyboard 150. Then, as shown in FIG. 5, the screen corresponding to the input PLU inquiry key is displayed on the LCD display 130.

At this time, if there is no list of the product details to be found on the currently displayed screen, the data stored on the next screen is displayed by using the page up key or the down key. Here, when the page up key is inputted, N = N + 1 is executed, that is, data stored on the next screen of the current screen is displayed on the LCD display unit.

Meanwhile, when the page up key is input, the previous screen of the current screen, that is, N = N-1, is executed to indicate previously stored data of the current screen.

Meanwhile, if the page up key or the down key is not input, the general selling function is performed.

In addition, Figure 5 shows an example of the data appearing on the LCD screen after the steps (S26), (S28) is executed.

As shown, the product is divided into a serial number and the amount of money according to the product name.

In other words, if the product buyer does not know about the purchased product, the product is sold after checking the product displayed on the LCD display.

As described above, according to the cash register according to the present invention, a PLU product that does not know the PLU number while selling a product in a store or store using a cash register is displayed on the LCD display unit by using a PLU inquiry key, The cash register user can easily search the product price information while selling the product.

On the other hand, according to the product price information inquiry method of the cash register according to the present invention, by easily switching the screen indicating the product price using the page up key or page down key on the LCD display, the price of the product desired by the user can be easily inquired. can do.

Claims (3)

If the user who uses the cash register needs to inquire the product price information on the product that is currently being sold during the general sales function, the process of outputting the product price information inquiry through the LCD display unit and checking the printed contents. If there is no list, check whether the page up key or down key is input. If the page is down, press N = N + 1 to confirm. If the page up key, press N = N-1 to confirm. And, if the page up (Up) key, the product price information inquiry method of the cash register comprising the step of returning to perform a general sales function. A central processing unit that controls the overall operation of money registration, a ROM for supplying various control programs and initial data to the central processing unit, and information such as a list of items for each sales activity or sales amount generated from the sales activity RAM, which is a memory device for storing and the like, a keyboard having a plurality of keys for inputting various commands and data and inquiring product price information, and product price information input by the user in the form of characters. Cash register, characterized in that consisting of an LCD display to display. The display unit of claim 1, wherein the LCD display unit displays a product name displaying a name of a product and displays an amount of money displaying the price of the product so that the LCD display is sequentially changed every time the user presses the page up and page down keys of the keyboard. A cash register comprising an egg and a serial number display column for displaying a serial number of a product.

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