JPH06314286A - Data processing method - Google Patents

Abstract

PURPOSE:To shift a processing to another data processor only by supplying a processing program by means of job classification from an external part to the above another processor even if only the min. required basic processing program is typically provided. CONSTITUTION:A personal computer 1 fetches the processing program by job classification from a floppy disk 1A and executes a data processing. An electronic cash register 2 processes sale data in accordance with the basic processing program which is previously and typically provided and transmits a program start instruction to the personal computer 1 at the time of operating a PC key 2A which declares the shift of the processing. The personal computer 1 starts the prescribed processing program which is fetched from the floppy disk 1A, executes the processing based on data inputted from the electronic cash register 2 and transmits the processing result to the electronic cash register 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data processing method in, for example, an electronic cash register.

[0002]

2. Description of the Related Art Generally, an electronic cash register (E
In the CR, the program memory (ROM or RAM) has various processing programs as standard equipment in addition to the operating system, and sales data is registered and inventory management is performed according to these processing programs.

[0003]

By the way, if the specification of registration is different for each user, or if the work content changes even for the same user, it is necessary to change the content of the program memory accordingly. . However, changing the program is extremely difficult, and it takes time and effort. Therefore, if a large number of processing programs are stored in advance in the program memory in correspondence with registered specifications, and a processing program that matches the user's work content is selected, quick development can be made to meet the specification requests of each user. However, even programs unnecessary for the user are provided as standard equipment, which causes an enormous amount of memory or a high cost. The subject of this invention is
Even if only the minimum required basic processing program is installed as standard equipment, it is possible to transfer processing to another data processing device by simply supplying the processing program for each job to another data processing device from the outside. It is to be.

[0004]

Means for Solving the Problem and Its Action The means of the present invention and its action are as follows. FIG. 1 is a flow chart for explaining the operation procedure of the present invention. A first data processing device such as an electronic cash register that processes sales data according to a standard processing program that is pre-installed as standard, and a processing program for each job is loaded from an external storage medium (for example, a floppy disk) to perform data processing. And a second data processing device such as a personal computer for performing the processing, the first data processing device processes the sales data in accordance with the basic processing program, and at the time of a predetermined input operation for declaring the shift of the processing, the second data processing device Transmitting a predetermined program start instruction to the data processing apparatus (step S1), and the second data processing apparatus starts the predetermined processing program fetched from the external storage medium in response to the program start instruction. (Step S2), based on the data input from the first data processing device. Performs physical (step S3), and sends the processing result to the first data processing apparatus (step S4). The first data processing device executes the input process, the output process, and the calculation process in accordance with the input command, the output command, and the calculation command transmitted from the second data processing device, and outputs the input-processed data to the second data processing device. It may be transmitted to the data processing device. Therefore, even if only the minimum required basic processing program is provided as standard equipment, the processing is transferred to the other data processing apparatus only by externally supplying the processing program for each business to the other data processing apparatus. be able to.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment will be described below with reference to FIGS. FIG. 2 is an external view of the data processing system according to the present embodiment. A plurality of electronic cash registers (ECR) 2 ... Are connected to a personal computer (PC) 1 via a private line. On the keyboard of the electronic cash register 2, there is provided a PC key 2A for declaring that the processing is transferred to the personal computer 1.

FIG. 3 is a block diagram of this data processing system, showing the flow of data. Electronic cash register 2
Side operates the PC key 2A, and the personal computer 1
When the processing transition is declared to the personal computer 1, the personal computer 1 activates a predetermined business-specific program stored in the floppy disk 1A, and displays a display command, an input command, a print command, and a calculation command according to the progress of the program. If necessary, the information is transmitted to the electronic cash register 2, processing is performed according to the key information transmitted from the electronic cash register 2, and the processing result is transmitted to the electronic cash register 2.

FIG. 4 is a block diagram showing the internal configuration of the personal computer 1. This personal computer 1 is connected to an electronic cash register 2 through a line,
In addition to collecting data from the electronic cash register 2, backyard processing such as product ordering, inventory management, unit price management, etc. is performed. In the present embodiment, however, further processing shifts from the electronic cash register 2. If is declared, the processing is performed accordingly. CPU1
Reference numeral 1 controls the entire operation of the personal computer 1 in accordance with various programs in the ROM 12 and RAM 13. The CPU 11 has peripheral devices such as a floppy disk 1A, a display unit 14, and a printing unit 1.
5, in-line control unit 16, keyboard 17, hardware
The disks 18 are connected to each other.

The floppy disk 1A stores various business-specific processing programs so as to be able to deal with the case where the registration specifications are different for each user, and the user preliminarily selects any business according to his / her business content. When another processing program is selected and specified, the specified processing program is RAM1
3 is loaded into the program area. RAM 13 has a PLU (Price Look Up) file 13-
1 is provided, and the PLU file 13-1 is configured as shown in FIG. 5, for example. That is, FIG. 5 shows a PLU file 13-1 of shoemaker's specification, which corresponds to each product such as “PLU code”, “size”, “color”, “name”,
The “unit price” is set in advance, and “sales quantity”, “sales amount”, and “stock quantity” are stored as update data.

FIG. 6 is a block diagram showing the internal structure of the electronic cash register 2. The electronic cash register 2 does not include a business-specific processing program having specifications according to the business content of the user, but only a basic processing program common to all users. CPU21
Controls the entire operation of the electronic cash register 2 according to the basic processing program in the ROM 22, and the CPU 21 is connected to the ROM 22, the RAM 23, the printing unit 24, the display unit 25, the keyboard 26, and the in-line control unit 27. Has been done. The RAM 23 is provided with an area for storing total sales data and the like.

Next, the operation of this embodiment will be described with reference to FIGS. Here, FIG. 7 is a flowchart showing the operation on the electronic cash register 2 side, and FIGS.
Is a flow chart showing the operation on the personal computer 1 side. Further, FIG. 15 is a display state and a print state diagram which change according to a key operation on the electronic cash register 2 side. First, the electronic cash register 2 operates according to the flowchart shown in FIG. 7 in the registration mode. That is, the CPU 21 performs the key sampling operation according to the key input program, and when the key input is detected as a result, the operation key is determined based on the input key code (step A1). Now
When a department registration operation is performed, department-specific registration processing is performed according to the basic processing program in the ROM 22 (step A2), and the registered contents are displayed and output (step A3) and printed on a receipt / journal. (Step A4) Further, arithmetic processing such as adding the registered contents to the subtotal is performed (step A5). Then, returning to step A1, when a closing operation for closing the registration of one transaction is performed here, the process proceeds to step A6, and the registration closing process is performed according to the basic processing program in the ROM 22.
Then, the display process (step A3), the print process (step A4), and the calculation process (step A5) are performed, and the process returns to step A1.

On the other hand, when the PC key 2A is operated and a declaration is made to shift the processing to the personal computer 1, the electronic cash register 2 operates as follows. That is, when the registration key is operated together with the PC key 2A, a registration start command is transmitted to the personal computer 1 (step A7), and when the stock key is operated together with the PC key 2A, the inventory is sent to the personal computer 1. A start command is transmitted (step A8). Then, the personal computer 1 waits for a command to be received (step A9). Here, when a command is sent from the personal computer 1, the CPU
21 analyzes the transmission command (step A10), and accordingly executes various processes according to the basic processing program in the ROM 22. That is, if it is an input command, the key input processing (step A11), and if it is a display command,
Display processing (step A12), print processing if a print command (step A13), and calculation processing if a calculation command (step A14). In response to this, the data input from the electronic cash register 2 or the reception result (response data indicating normal reception) is transmitted to the personal computer 1 (step A15). Then, returning to step A9, the above-described operation is executed every time a command is transmitted from the personal computer 1. Here, when an Exit command is sent, the process exits from the loop described above and Step A1
Return to.

On the other hand, the personal computer 1 side operates according to the flowchart shown in FIG. That is,
The CPU 11 monitors at regular intervals whether a start command (stock start command or registered start command) has been sent from the electronic cash register 2 (step B1), and if a start command has been sent, , The command is analyzed (step B2), if it is a registration start command, registration processing is performed according to the flowchart of FIG. 9 (step B3), and if it is a stock start command, inventory confirmation is performed according to the flowchart of FIG. Processing is performed (step B4). When such registration processing or stock confirmation processing is completed, the process proceeds to the next step B5,
The Exit command is transmitted to the electronic cash register 2, and the process returns to step B1.

In the following, the registration process and the stock confirmation process in this case will be specifically described according to the example of the key operation shown in FIG. Note that the specific example of FIG. 15 is a shoe store specification, and on the electronic cash register 2 side, first, in order to register by department, if the department key is operated and the department key is operated, the electronic formula In response to this, the cash register 2 performs department-specific registration processing (step A in FIG. 7).
Perform 2) and display / print out the registered contents. Next, when the registration key is operated together with the PC key 2A to register the shoes on the electronic cash register 2 side, a registration start command is transmitted to the personal computer 1 (step A7 in FIG. 7). The personal computer 1 having received the registration process shown in FIG.

First, the personal computer 1 is a PLU.
When a command for displaying a message for prompting the input of a code is transmitted (step C1), the electronic cash register 2 side performs a display process (step A12 in FIG. 7) according to this display command, and the message "PLU code" is displayed. Is displayed. Then, the personal computer 1 transmits a command for PLU code input (step C2). Here, the electronic cash register 2 side that has received this input command enters a key input enabled state in response to this input command (step A11 in FIG. 7).
When the PLU code (for example, "15") is entered and the input key is operated, the input PLU code "15" is sent to the personal computer 1 (step A15 in FIG. 7). Next, the personal computer 1 side transmits a display command urging that the shoe color should be selected and designated (step C3) and the input command thereof (step C4). Then, a message "Color No?" Is displayed on the electronic cash register 2 side, the color No. "3" is entered accordingly, and the input key is operated. Sent. Subsequently, the personal computer 1 side transmits a display command prompting that the size of the shoe should be input and designated (step C5), and also transmits the input command (step C6). Then, a message "size?" Is displayed on the electronic cash register 2 side, the size "25" is entered accordingly, and when the input key is operated, the input size data is transmitted to the personal computer 1. It

When the PLU code, the color number, and the size are aligned in this way, the personal computer 1 side is set to the RAM 1
Search the PLU file 13-1 in 3 (Step C
7) The sales data corresponding to the product is updated (step C8). Then, the unit price and name of this product are read from the PLU file 13-1 and transmitted together with the command for displaying the amount / character (step C9) and the command for printing the amount / character (step C10). Then, finally, the registered amount for this time is transmitted together with the calculation command (step C11). Here, on the electronic cash register 2 side, the transmitted amount and character are displayed and printed out, and an arithmetic process of adding the registered amount of this time to the subtotal is performed. In addition,
When you operate the subtotal key on the electronic cash register 2 side, the subtotal is displayed / printed out, when you deposit the deposit, the deposit is displayed / printed out, and when the cash / deposit key is operated, The change calculation is performed and the change is displayed and printed out as usual.
It is performed according to the basic processing program in M22.

On the other hand, if the inventory key is operated together with the PC key 2A in order to confirm the inventory of goods on the electronic cash register 2 side, the inventory activation command is transmitted to the personal computer 1. Then, in response to this, the personal computer 1 starts the stock confirmation processing of FIG. First, a command for displaying a message prompting the input of the PLU code is transmitted (step D1), and the input command is transmitted (step D2). Here, a message "PLU code?" Is displayed on the electronic cash register 2 side, and the PL is displayed accordingly.
When the U code “49” is entered and the input key is operated, the entered PLU code is transmitted to the personal computer 1. Next, the personal computer 1 transmits a display command prompting that the size of the shoe should be input and designated (step D3), and also transmits the input command (step D4). Then, a message "size?" Is displayed on the electronic cash register 2 side, and when the size "25" is input accordingly, the input size data is transmitted to the personal computer 1. As a result, P on the personal computer 1 side
PLU file 13-based on LU code and size
1 is searched (step D5), the number of stocks of the corresponding product is read, and it is transmitted to the electronic cash register 2 together with the display command (step D6). Then, since the stock quantity is displayed on the electronic cash register 2 side, it can be confirmed.

Of the processing shown in FIGS. 9 and 10,
11 is an input command, FIG. 12 is a display command, and FIG.
Shows a calculation command, and FIG. 14 shows a subroutine for sending a print command. Here, when the display command, the calculation command, and the print command are transmitted, display, calculation, and print data are also transmitted as necessary.

As described above, in the present embodiment, even if only the basic processing program common to the user is installed on the electronic cash register 2 side, the processing program corresponding to the user's work content is stored in the floppy disk 1A as a medium in the personal computer. 1, the electronic cash register 2 activates the processing program on the personal computer 1 side as necessary, so that the electronic cash register 2 can be stored in the personal computer 1.
It is possible to perform special registration processing and inventory confirmation processing in cooperation with. Therefore, it becomes possible to provide a low-priced electronic cash register 2, and if it is sold as a set together with the floppy disk 1A, it is possible to deal with users of any business content. Further, in the present embodiment, the processing common to each user is performed on the electronic cash register 2 side, and the special computer processing is transferred to the personal computer 1 for the special processing according to the user's work content. It is possible to improve the processing speed as compared with the case of delegating to the personal computer 1.

In the above embodiment, when the stock confirmation process or the special registration process is performed, the process is moved to the electronic cash register 2. However, the contents of the process are not limited to this, and it can be arbitrarily performed by computers or the like. Is. Further, the business-specific processing programs in the floppy disk 1A are not limited to the same business type, but if the processing programs of different business types are stored, the versatility of the electronic cash register 2 can be further enhanced. Furthermore, floppy disk 1A
Even if there is a bug in the internal program, it is only necessary to perform the debugging work for the program in the floppy disk 1A, and the debugging work for all the electronic cash registers 2 becomes unnecessary.

[0020]

According to the present invention, even if only the minimum necessary basic processing program is provided as standard equipment, the processing program for each job is simply supplied to the other data processing device from the outside. Since it is possible to transfer the processing to the data processing device, it is not necessary to install a special processing program in the electronic cash register or the like, and the price can be reduced and the versatility can be improved and the utility can be enhanced.

[Brief description of drawings]

FIG. 1 is a flow chart for explaining an operation procedure of the present invention.

FIG. 2 is an external view of a data processing system according to an embodiment.

FIG. 3 is a system configuration diagram showing the configuration of this data processing system.

FIG. 4 is a block diagram showing an internal configuration of a personal computer 1.

FIG. 5 is a diagram showing a configuration of a PLU file 3-1 in the personal computer 1.

FIG. 6 is a block diagram showing an internal configuration of an electronic cash register 2.

FIG. 7 is a flowchart showing an operation on the electronic cash register 2 side.

FIG. 8 is a flowchart showing an operation on the personal computer 1 side.

9 is a flowchart showing a registration process shown in FIG.

10 is a flowchart showing an inventory confirmation process shown in FIG.

11 is a flowchart showing a subroutine at the time of sending the input command shown in FIGS. 9 and 10. FIG.

FIG. 12 is a flowchart showing a subroutine at the time of transmitting the display command shown in FIGS. 9 and 10.

FIG. 13 is a flowchart showing a subroutine at the time of sending the operation command shown in FIG.

14 is a flowchart showing a subroutine at the time of sending the print command shown in FIG.

FIG. 15 is a diagram showing a display state and a printing state that change according to a key operation on the electronic cash register 2 side.

[Explanation of symbols]

 1 Personal Computer 1A Floppy Disk 2 Electronic Cash Register 2A PC Key 11, 21 CPU 12, 22 ROM 13, 23 RAM 16, 27 In-line Control Section

Claims (2)

[Claims] 1. A first data processing device for processing sales data in accordance with a basic processing program that is pre-installed as standard equipment, and a second data processing for loading a business-specific processing program from an external storage medium to perform data processing. The first data processing device processes the sales data according to the basic processing program, and also activates a predetermined program for the second data processing device at the time of a predetermined input operation for declaring the shift of the process. The second data processing device responds to the program activation command by activating a predetermined processing program loaded from the external storage medium, thereby transmitting the command, and based on the data input from the first data processing device. The data processing method is characterized by performing the above processing and transmitting the processing result to the first data processing apparatus. 2. The first data processing device is an input command, an output command transmitted from the second data processing device,
The data processing method according to claim 1, wherein input processing, output processing, and arithmetic processing are executed according to the arithmetic command, and the input-processed data is transmitted to the second data processing device.