JP3076719B2 - Distributed metering and registration data processor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a distributed metering / sales registration data processing apparatus in which an electronic balance and an electronic cash register are connected via a communication line.

[0002]

2. Description of the Related Art In a conventional distributed weighing / sales registration data processing apparatus, when a weighed product is registered for sale, the weighed product is weighed by a weighing unit of an electronic weighing machine, and the weighed product is measured by a keyboard of an electronic cash register. Select and enter the code of the weighing product. Then, the unit price data of the corresponding weighed product is read from the unit price preset memory provided in the electronic cash register and transmitted to the electronic balance via the communication line. Thus, in the electronic balance, the price is calculated from the weight data measured by the weighing unit and the input unit price data, and the price data is displayed on the weighing display together with the unit price data and the weight data. In addition, the electronic cash register acquires at least weight data from an electronic balance to obtain weighed sales data, and performs sales registration processing in a sales registration memory.

On the other hand, when registering the sale of a non-metered product, the code of the non-metered product, the number of sales, and the like are registered using a keyboard of an electronic cash register. Then, the unit price data of the corresponding weighed product is read from the unit price preset memory provided in the electronic cash register, the price is calculated from the unit price data and the sales point data, and the price data is displayed on the cash register display. I was (See JP-A-56-49923)

[0004]

As described above, in the conventional distributed metering and registration data processing apparatus, the price of a weighed product is displayed on a weighing indicator, and the price of a non-weighed product is displayed on a cash register. Was displayed on the container. For this reason, in butcher shops and the like that conduct face-to-face sales using this type of metering / sales registration data processing device, not only electronic scales but also electronic cash registers are placed on showcases where products are displayed. Had to be placed.

[0005] However, recently, in order to restrict the sales floor area and to make effective use of the sales floor, only a small electronic scale is placed on the showcase, and the electronic cash register is used for customer service such as the back side of the showcase. It is demanded to be installed at a position where it does not interfere. However, if the electronic cash register is installed in a position that does not hinder customer service, customers will not be able to check the contents of the cash register display, so the price of non-weighed items registered in the electronic cash register will be For example, a dedicated display device must be installed on a showcase or the like so that the display can be displayed to a customer, which increases the equipment cost and wastes the installation space.

As a metering / sales registration data processing device, there is an integrated type in which an electronic balance has a function as an electronic cash register. Although the price of non-weighed goods is also displayed, this integrated metered-sales registration data processing device cannot be miniaturized because a keyboard or printer is required for the scale, which may hinder customer service. Is not suitable for a request of a user who wants to place the device on a showcase.

Therefore, the present invention can display not only the data of the weighed goods but also the display data on the cash register display such as the price of the non-weighed goods on the weighing display. An object of the present invention is to provide a distributed metering / sales registration data processing device which can be mounted and used.

[0008]

According to the present invention, there is provided a weighing section, a calculating means for calculating a price from weight data from the weighing section and input unit price data, and a unit for calculating the price data calculated by the calculating means. Registering means for selling and registering non-weighed goods using an electronic balance provided with a scale indicator for displaying data and weight data, and displaying the price , subtotal amount, change amount, etc. of the non-weighed goods registered by this means. Sales registration processing for registering the sales data of non-weighed goods registered by the cash register display unit and the registration means and the sales data of weighed goods obtained by taking at least weight data from an electronic balance into the storage unit A distributed metering and registration data processing device connected via a communication line to an electronic cash register having The display data to display on a display device for cash registers, i.e. non-metered commodity price and small
A display data transmitting means for transmitting the data of the total amount and the change amount to an electronic balance via a communication line. The electronic balance receives the display data from the electronic cash register, and displays the display data on a balance display. And a display control means for causing a display output.

[0009]

According to the present invention having such a configuration, when the weighing product is weighed by the weighing unit of the electronic balance, the price is calculated from the weight data and the input unit price data. Then, the price data is displayed on the balance display together with the unit price data and the weight data.

[0010] On the other hand, when the sales registration of the non-weighed product is performed by the registration means in the electronic cash register, the price of the registered product is displayed on the cash register display. The display data such as the price displayed on the cash register display is transmitted to an electronic balance via a communication line, and is displayed on the scale display.

[0011]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an outline of the entire system of this embodiment. As shown, an electronic balance 1 and an electronic cash register 2 are connected via a communication line 3.

The electronic balance 1 includes a scale main body 11 and a case 12 for supporting the scale main body 11, and scale displays 13 and 14 are attached to the front and back of the case 12, respectively. The display 13 on the front side is provided for an operator to check weight data and the like, and is referred to as a front display 13. On the other hand, the display 14 on the back side is provided for a shopper to check weight data and the like, and is referred to as a customer display 14.

The electronic cash register 2 comprises a cash register body 21 and a drawer 22 for storing cash and the like. A keyboard 23 and a cash register indicator 24 are provided on the upper surface of the cash register body 21 and Is provided with a mode switch 25.
A printer 26 for printing a receipt or the like is built in the cash register main body 21, and the receipt printed by the printer 26 is discharged from a receipt issuing port 27.

FIG. 2 is a block diagram showing a configuration of a main part of the electronic balance 1. The electronic balance 1 is equipped with a CPU (central processing unit) 31 as a control unit main body.
As a main storage unit controlled by the PU 31, a ROM (Read Only Memory) 32 in which fixed data such as program data is stored in advance, and variable data such as weight data, unit price data, and price data are temporarily stored. RAM
(Random access memory) 33.

The electronic balance 1 includes an ECR interface 34 for controlling transmission and reception of data to and from the electronic cash register 2 via the communication line 3.
A display controller 35 for controlling data display of the front display 13 and the customer display 14 and an A / D (analog / digital) converter 36 are mounted.

The CPU 31 and the ROM 32,
The RAM 33, the ECR interface 34, the display controller 35, and the A / D converter 36 are connected by bus lines 37 such as an address bus and a data bus.

The A / D converter 36 includes a load cell 3
The analog signal output from the signal processing circuit 8 and subjected to signal processing such as noise removal and amplification by the signal processing circuit 39 is input. The load cell 38 is incorporated in the scale main body 11 and outputs an analog signal proportional to the weight in response to the weighing operation.

Here, the load cell 38, the signal processing circuit 3
The A / D converter 9 and the A / D converter 36 constitute a measuring unit 40.

FIG. 3 is a plan view showing the structure of the front display 13 and the customer display 14.
Have the same configuration. That is, the front display 13 and the customer display 14 include a name display section 41 for displaying a product name and the like.
Unit price display unit 42 and unit 4 for displaying unit price data of goods
Weight display section 4 displaying weight data measured at 0
3. Each dot display section of the price display section 44 for displaying price data such as price, and a weighing lamp 45 which is turned on when displaying data relating to the weighed product.

FIG. 4 is a block diagram showing the main configuration of the electronic cash register 2. As shown in FIG. In this electronic cash register 2, a CPU 51 is mounted as a control unit main body. As a main storage unit controlled by the CPU 51, a ROM 52 in which fixed data such as program data is stored in advance, and a RAM 53 in which a storage unit for registering sales of merchandise sales data is formed. . The power of the RAM 53 is backed up by a battery (not shown).

The electronic cash register 2 includes a clock circuit 54 for measuring the current date and time, and a balance interface 55 for controlling transmission and reception of data to and from the electronic balance 1 via the communication line 3. , The keyboard 23
Keyboard controller 56 which takes in key signals from
A display controller 57 for controlling the data display of the display 24, a printer controller 58 for controlling the data printing of the printer 26, and a signal from the mode switch 25 are inputted and a drawer opening for opening the drawer 22 is performed. I for sending a drive signal to the device 22a
A / O port 59 and the like are mounted.

The CPU 51, ROM 52,
RAM 53, clock circuit 54, scale interface 55,
Keyboard controller 56, display controller 5
7. The printer controller 58 and the I / O port 59 are connected by a bus line 60 such as an address bus and a data bus.

The mode switch 25 is provided with “registration”,
This switch is used to select various business modes such as “check”, “payment”, and “setting”. By the way, "registration" means that the product sales data registered by the registration means is registered in the storage unit, and the name and price of the registered product are displayed on the display unit 2.
4 and printed out on a receipt paper or the like by the printer 26.

The "check" is a task of displaying or printing out the total data of the merchandise sales data registered in the storage unit as a sales check report, and the "checkout" is using the total data as a sales check report. This is the task of clearing the contents of the storage unit after displaying or printing out.
Further, "inspection" is a task in which data necessary for executing various tasks is set in the RAM 53 in advance.

As shown in FIG. 5, the keyboard 23 has a unique PLU (price / price) set for each product.
Lookup) In addition to a plurality of preset PLU keys 61 to which codes are pre-assigned, a numeric key 62 for inputting numerical data, a PLU key 63 for designating that the numerical data is a PLU code, and a numerical data X key 64 to indicate that there is, subtotal key 65 to output the subtotal amount, deposit / current total key 66 to indicate that the numerical data is the deposit amount, clear key 67 to instruct to clear the weight data display, A dedicated keyboard provided with a weight key 68 for instructing the display of the weight data on the display 24, a registration key 69 for declaring the completion of registration of the weighed product, and the like, and constitutes a registration means.

The display 24 displays the names and prices of registered products, subtotal amounts, change amounts, and the like.

FIG. 6 is a schematic diagram showing the area structure of the PLU file 70 functioning as the storage unit. That is, the PLU file 70 is a file in which product data such as a product name, a unit price, and a weighing flag are preset in accordance with a PLU code unique to each product, and sales data of the product is stored. .

Here, the weighing flag is 2-bit data for identifying whether the corresponding product is a weighed product weighed and sold by the electronic balance 1 or a non-weighed product. Is "01" in the case of, and "00" in the case of a non-weighed product.

The sales data is the total of the sales weight, the number of sales, and the sales amount in the case of the weighed product, and is the total of the sales points and the sales amount in the case of the non-weighed product.

FIGS. 7 and 8 show C in the electronic balance 1.
5 is a flowchart showing main part processing of the PU 31. That is, C
The PU 31 sets the A / D converter 3 as ST (step) 1.
If the weight data in the weighing section 40 is fetched by digital input from 6 and this weight data is displayed on the weight display section 43 of both indicators 13 and 14 and the weighing lamp 45 is turned on as ST2, ST3, ST4, ST5
It is determined whether data is received from the electronic cash register 2. If no data is received, ST
Returning to step 1, the weight data in the weighing section 40 is fetched again and displayed on the weight display section 43 of both indicators 13 and 14. The processing of ST1 and ST2 is repeated until data is received from the electronic cash register 2.

When the name data and the unit price data of the weighed product are received through the ECR interface 34 in ST3, the weight data in the weighing unit 40 is fetched in ST6, and the price is calculated from the weight data and the received unit price data. Is calculated (arithmetic means). Then, as ST7, name data is displayed on each of the display portions 41 to 44 of both the display devices 13 and 14.
The unit price data, the weight data, and the price data are displayed, and the lighting of the weighing lamp 45 is continued.

Next, in ST8, it is determined whether or not a data transmission request has been received from the electronic cash register 2. If it has been received, the weight data and the price data are transmitted to the electronic cash register 2 through the ECR interface 34 in ST9.
If not received, the process of ST9 is not performed.

Next, in ST10, it is determined whether a registration command has been received from the electronic cash register 2. If not received, the process returns to ST6, fetches the weight data in the weighing unit 40 again, and calculates the price again from the weight data and the unit price data. Name data in ~ 44,
Displays unit price data, weight data and price data.

The processes in ST6 and ST7 are repeated until a registration command is received. During this time, ST8
Each time a data transmission request is received, the weight data and the price data are transmitted to the electronic cash register 2.

ECR interface 34 in ST10
When the registration command is received via the ECR interface 34, the weight data and the price data are transmitted to the electronic cash register 2 via the ECR interface 34, and then the weighing lamp 45 is turned off at ST12.

In this state, ST13, ST14, ST1
As 5, reception of data from the electronic cash register 2 is waited. Then, if a release command is received via the ECR interface 34 as ST13, S
Returning to T1, the weight data in the weighing section 40 is fetched and displayed on the weight display sections 43 of both indicators 13 and 14, and the weighing lamp 45 is turned on.

In step ST14, the ECR interface 34
If the name data and the unit price data of the weighed product are received via ST, the process returns to ST6, the weight data in the weighing unit 40 is fetched again, and the price is calculated from the weight data and the unit price data. , 14 display units 4
The name data, unit price data, weight data, and price data are displayed on 1 to 44, and the weighing lamp 45 is turned on.

The ECR interface 34 in ST15
When the display data is received via the display unit 41, the received display data is displayed on the corresponding display units 41 and 44 of both the displays 13 and 14 as ST16. At this time, the weighing lamp 45 is kept off (display control means).

In this state, ST17, ST18, ST1
As 9, reception of data from the electronic cash register 2 is waited. If a release command is received via the ECR interface 34 in ST17, S
Returning to T1, the weight data in the weighing section 40 is fetched and displayed on the weight display sections 43 of both displays 13 and 14, and the weighing lamp 45 is turned on.

At ST18, the ECR interface 34
If the name data and the unit price data of the weighed product are received via ST, the process returns to ST6, the weight data in the weighing unit 40 is fetched again, and the price is calculated from the weight data and the unit price data. , 14 display units 4
The name data, unit price data, weight data, and price data are displayed on 1 to 44, and the weighing lamp 45 is turned on.

In ST19, the ECR interface 34
When the display data has been received via the display unit 13, the process returns to ST 16, and the received display data is displayed on the corresponding display units 41 and 44 of both the display units 13 and 14. At this time, the weighing lamp 45
Keeps the lights off.

On the other hand, when the display data is received via the ECR interface 34 in ST4, the process also proceeds to ST16, where the received display data is displayed on the corresponding display sections 41 and 44 of both the displays 13 and 14, and the measurement is performed. The lamp 45 is turned off. Thereafter, the processing is the same as the above processing.

If a data transmission request is received via the ECR interface 34 in ST5, ST
As 20, the weight data is transmitted to the electronic cash register 2 via the ECR interface 34. After that, returning to ST1, the weight data in the weighing section 40 is fetched and displayed on the weight display section 43 of both the displays 13 and 14.

FIG. 9 shows the PL when the registering operation mode of the CPU 51 in the electronic cash register 2 is selected.
It is a flowchart which shows a U code input process. That is, CPU
When a PLU code is input by a one-touch operation of the preset PLU key 61 or a combination operation of the numeric key 62 and the PLU key 63, the STL 51 searches the PLU file 70 using the input PLU code as a search key as ST21. Then, when it is confirmed that a PLU code corresponding to the input PLU code is set, each product data of the name, unit price and measurement flag corresponding to the PLU code is read.

Next, in step ST22, the weighing flag read out is checked to determine whether the registration of the weighed product or the registration of the non-weighed product. Here, when the weighing flag is “01”, the weighed product is registered, and the read name data is displayed on the display 24 as ST23. In addition, the name data and the unit price data read in ST24 are transmitted to the electronic balance 1 through the balance interface 55.

Next, a data transmission request is transmitted to the electronic balance 1 via the balance interface 55 as ST25.
When the weight data and the price data are received from the electronic balance 1 via the weighing interface 55 in ST26, the received weight data and price data are displayed on the display 24 together with the corresponding name data in ST27.

Next, in ST28, it is determined whether or not the registration key 69 has been operated. If the registration key 69 has not been operated, the process returns to ST25 and transmits a data transmission request to the electronic balance 1 again. When the weight data and the price data are received, the display unit 24 displays the name and weight price data. The above process is repeated until the registration key 69 is operated.

If the operation input of the registration key 69 is detected in ST28, the weighing interface 55 is detected in ST29.
A registration command is transmitted to the electronic balance 1 via the. Then, when the weight data and the price data are received from the electronic weigher 1 via the weighing interface 55 as ST30,
At ST31, the received weight data and price data are displayed on the display 24 together with the corresponding name data. Thereafter, the process proceeds to ST34.

On the other hand, as a result of checking the weighing flag read out in ST22, if the weighing flag is "00", a non-weighed product is registered, so the price is calculated by multiplying the read unit price data by the number of sales points in ST32. The price data is displayed on the display 24 together with the read name data. Here, the number of sales points is a multiplier when the multiplier is input by the number keys 62 and the × key 64 immediately before the input of the PLU code of the non-weighed product, and becomes “1” when the multiplier is not input.

Next, in ST33, the display data displayed on the display 24, that is, the data of the name and the price are transmitted to the electronic balance 1 via the weighing interface 55 (display data transmitting means). Thereafter, the process proceeds to ST34.

In ST34, the sales data (weight data, price data) of the weighed product obtained in the processes from ST21 to ST31 is cumulatively registered in the sales data corresponding to the product in the PLU file 70. ST21, ST
22, the sales data (point data, price data) of the non-weighed product obtained in the processes of ST32 and ST33 is cumulatively registered in the sales data corresponding to the product in the PLU file 70 (sales registration processing means).

Thereafter, in step ST35, the detailed information of the merchandise sold and registered on the receipt paper or the like by the printer 26 (name, weight, unit price, price, etc. for weighed merchandise; Etc.) is printed out, this process ends.

FIG. 10 shows the electronic cash register 2.
5A is a flowchart showing main various key input processing when the CPU 51 selects the registration business mode in FIG. 4A, wherein FIG. 4A shows input processing of a clear key 67, FIG. (C) shows the input processing of the deposit / current key 66, and (d) shows the input processing of the weight key 68.

That is, when the operation input of the clear key 67 is detected, the display on the display 24 is switched to "0". Next, if a delete command is transmitted to the electronic balance 1 via the balance interface 55, the process is terminated.

When the operation input of the subtotal key 65 is detected, the total amount of the customer purchased merchandise for one transaction registered for sale is displayed on the display 24 as the subtotal amount. Next, the display data displayed on the display unit 24, that is, the data of the subtotal name (for example, “Shokei”) and the amount of money are transmitted to the electronic balance 1 via the balance interface 55 (display data transmitting means). After that, when the printer 26 prints out the subtotal amount on receipt paper or the like, the process ends.

When the operation input of the deposit / current total key 66 is detected, the deposit amount corresponding to the subtotal amount displayed on the display 24 is input. Is calculated. Then, the calculated change is displayed and output on the display 24. If the deposit / current total key 66 is entered after the numerical data is entered with the numeric key 62, the numerical data becomes the deposit amount, and the deposit / current total key 66 is entered without the numeric value. In this case, the subtotal amount becomes the deposit amount.

Next, the display data displayed on the display unit 24, that is, the data of the change name (for example, “tree”) and the amount of money are transferred to the electronic balance 1 via the balance interface 55.
(Display data transmission means). Thereafter, the deposit amount, change amount, and the like are printed on receipt paper or the like by the printer 26, the receipt is issued from the receipt issuing port 27, and if the drawer 22 is opened, this processing is terminated.

In a butcher shop or the like using the distributed metering / sales registration data processing apparatus of the present embodiment configured as described above, the electronic balance 1 is placed on a showcase on which products are displayed, and The expression cash register 2 is installed, for example, on the back side of a showcase.

Then, when the shopper offers to purchase a weighed product (for example, “300 g of Gyunik”),
The clerk weighs the goods purchased by the customer using the electronic balance 1. At this time, the weight data in the weighing unit 40 is displayed on the front display 13 and the customer display 14 of the electronic balance 1 in real time as shown in FIG. .

When the weighing is confirmed, the store clerk inputs the PLU code of the weighed product by one-touch operation of the preset PLU key 61 of the electronic cash register 2 or a combination operation of the numeric key 62 and the PLU key 63.

Then, the electronic cash register 2
Transmits the name data and unit price data of the corresponding weighed product preset in the PLU file 70 to the electronic balance 1. As a result, in the electronic balance 1, the price is calculated from the weight data and the unit price data measured by the weighing unit 40, and the name and the unit price are displayed on both indicators 13 and 14 as shown in FIG. , Weight, and price data are displayed. At this time, the weighing lamp 45 remains lit. The name, weight, and price data are also displayed on the display 24 of the electronic cash register 2.

When the clerk completes the registration of the weighed product, the clerk presses the registration key 69 of the electronic cash register 2. Then, a registration command is transmitted from the electronic cash register 2 to the electronic balance 1, and the weighing lamp 45 of each of the indicators 13 and 14 in the electronic balance 1 is turned off. In the electronic cash register 2, the sales data of the weighed product is registered in the PLU file 70 for sales, and the product description information is printed on a receipt or the like.

On the other hand, when the shopper offers to purchase a non-weighed product (for example, one “Souzai”), the store clerk operates the one-touch operation of the preset PLU key 61 of the electronic cash register 2 or the number key 62 and the PLU. Key 63
The PLU code of the corresponding non-weighed product is input by the combination operation with.

Then, the electronic cash register 2
Displays the name data and price data (unit price × number of sales points) of the corresponding weighed product on the display 24. Also, this display 2
The display data displayed in 4, that is, each data of the name and the price is transmitted to the electronic balance 1. And FIG.
As shown in (c), the data of the name and the price of the non-weighed product are displayed on both indicators 13 and 14 of the electronic balance 1. At this time, the weighing lamp 45 remains off.

Further, in the electronic cash register 2, the sales data of the non-weighed product is registered in the PLU file 70 for sales, and the product description information is printed on a receipt or the like.

After completing the registration of all the merchandise to be purchased, the clerk operates the subtotal key 65 of the electronic cash register 2.
Operate. Then, the electronic cash register 2
Displays the subtotal amount. Further, display data of the subtotal name and the subtotal amount is transmitted from the electronic cash register 2 to the electronic balance 1. As a result, the subtotal name and the subtotal amount are displayed on both the indicators 13 and 14 of the electronic balance 1 as shown in FIG.

Thereafter, when the shopper pays, the clerk operates the deposit / current total key 66 of the electronic cash register 2 and inputs the deposit amount. Then, the change is calculated, and the change amount is displayed on the display 24 of the electronic cash register 2. The display data of the change name and the change amount is transmitted from the electronic cash register 2 to the electronic balance 1. As a result, the change name and the change amount are displayed on both indicators 13 and 14 of the electronic balance 1 as shown in FIG.

As described above, according to the present embodiment, the electronic balance 1
In the distributed metering and registration data processing device in which the electronic cash register 2 and the electronic cash register 2 are connected via the communication line 3, the display units 13 and 14 of the electronic balance 1 have a measuring unit 40.
Not only the name, weight, unit price, and price data of the weighed product sold and sold, but also the non-weighed product that is registered for sale by key operation of the electronic cash register 2 and displayed on the cash register display 24. Can display and output the name and price data. In addition, electronic cash register 2
The display data such as the subtotal amount calculated by operating the subtotal key 65 and the change amount calculated by operating the deposit / current total key 66 can also be displayed and output on both the displays 13 and 14 of the electronic balance 1.

Therefore, the shopper can use the customer display 14 of the electronic balance 1 placed on the showcase to display not only the registered information of the weighed goods but also the registered information of the non-weighed goods, the subtotal amount and the change amount. Therefore, even if the electronic cash register 2 is installed at a position invisible to customers, such as the back of a showcase, there is no operational problem.

As a result, since only the compact electronic balance 1 having neither a keyboard nor a printer can be placed and operated on the showcase, the space on the showcase can be effectively utilized, and the electronic cash scale can be used. The effect is great, for example, the register 2 does not hinder customer service.

Further, in the above embodiment, the weighing lamps 45 are provided on both the indicators 13 and 14 of the electronic balance 1, and are turned on when the registration information of the weighed product is displayed and turned off when the registration information of the non-weighed product is displayed. Accordingly, it is possible to distinguish whether the displayed product registration information is for a weighed product or a non-weighed product, based on whether the weighing lamp 45 is on or off, which is convenient.

When the registration information of the non-weighed product is displayed, the weighing lamp 45 may be blinked to distinguish not only the registration information of the weighed product but also the display of the subtotal amount or the change amount.

[0073]

As described above in detail, according to the present invention, not only the data of the weighed goods but also the display data on the cash register display such as the price of the non-weighed goods can be displayed on the weighing display. The present invention can provide a distributed metering / sales registration data processing apparatus which can use only a balance of a scale on a showcase.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an outline of an embodiment of the present invention.

FIG. 2 is a block diagram showing a main part configuration of the electronic balance in the embodiment.

FIG. 3 is a plan view showing a configuration of a display provided on the electronic balance.

FIG. 4 is a block diagram showing a configuration of a main part of the electronic cash register in the embodiment.

FIG. 5 is an exemplary plan view showing a configuration of a keyboard provided in the electronic cash register;

FIG. 6 is a diagram showing a configuration of a PLU file provided in the electronic cash register.

FIG. 7 is a flowchart showing main processing executed by a CPU of the electronic balance.

FIG. 8 is a flowchart showing main processing executed by a CPU of the electronic balance.

FIG. 9 is a flowchart showing a PLU code input process executed by the CPU of the electronic cash register.

FIG. 10 is a flowchart showing various key processes executed by the CPU of the electronic cash register.

FIG. 11 is a view showing display contents of a balance display in the operation description of the embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Electronic balance 2 ... Electronic cash register 3 ... Communication line 13 ... Front display (weighing display) 14 ... Customer display (weighing display) 23 ... Keyboard 24 ... Cash register display 40 ... Weighing unit 45… Weighing lamp 70… PLU file

Claims (3)

(57) [Claims] A measuring unit for calculating a price from weight data from the weighing unit and input unit price data;
Registration means for selling and registering non-weighed goods, electronic scale having a scale display for displaying the price data calculated by the calculation means together with the unit price data and weight data, Product price , subtotal
A cash register display for displaying an amount of money, a change amount, etc .; and sales data of a non-weighed product registered by the registration means and sales data of a weighed product obtained by taking at least weight data from the electronic balance. In a distributed metering and sales registration data processing device connected via a communication line to an electronic cash register provided with sales registration processing means for performing sales registration processing in a storage unit, the electronic cash register is used for the cash register. Display data transmission means for transmitting display data of the price of the non-weighed product to be displayed and output on a display to the electronic balance via the communication line, wherein the electronic balance comprises the electronic type When the display data is received from the cash register, display control means for displaying the display data on the scale display is provided. Distributed metering and registration data processing device. 2. A weighing unit, calculating means for calculating a price from weight data from the weighing unit and input unit price data,
Registration means for selling and registering non-weighed goods, electronic scale having a scale display for displaying the price data calculated by the calculation means together with the unit price data and weight data; A cash register display for displaying a price, a subtotal amount, a change amount, and the like of a product, and a weighed product obtained by acquiring at least weight data from the electronic scale and sales data of a non-weighed product registered by the registration means. In a distributed metered sales registration data processing device, which is connected via a communication line to an electronic cash register provided with sales registration processing means for performing sales registration processing of the sales data in the storage unit, the electronic cash register The display data of the subtotal amount to be displayed and output on the cash register display unit via the communication line. The electronic balance has display control means for displaying the display data on the scale display when receiving the display data from the electronic cash register. A distributed metering and registration data processor. 3. A weighing unit, calculating means for calculating a price from the weight data from the weighing unit and the input unit price data,
Registration means for selling and registering non-weighed goods, electronic scale having a scale display for displaying the price data calculated by the calculation means together with the unit price data and weight data; A cash register display for displaying a price, a subtotal amount, a change amount, and the like of a product, and a weighed product obtained by acquiring at least weight data from the electronic scale and sales data of a non-weighed product registered by the registration means. In a distributed metered sales registration data processing device, which is connected via a communication line to an electronic cash register provided with sales registration processing means for performing sales registration processing of the sales data in the storage unit, the electronic cash register Displaying the change amount display data to be displayed and output on the cash register display to the electronic balance via the communication line. The electronic weigher includes display data transmitting means for transmitting, and when the display data is received from the electronic cash register, display control means for displaying the display data on the weighing display is provided. Distributed metering and registration data processing device.