JPH0620155A - Electronic cash register - Google Patents

Abstract

PURPOSE:To easily perform a key operation even by a beginner by providing the guidance function of the key operation. CONSTITUTION:LEDs 12 are attached to all the keys 11 on a keyboard 2 and when the registration processing of sales data such as merchandise names and quantity is performed by operating the keys 11 with the LEDs 12, the kind of the keys 11 in a predetermined range to be possibly operated next stored as a key table inside a ROM 15 is read every time the input operation of the keys 11 is performed, the LEDs 12 corresponding to the read kind of the keys 11 are lighted by the control of a CPU 13 and the guidance function of a registration operation by the keyboard 2 is realized. Thus, even when an operator is the beginner, the registration operation can be easily and accurately performed and the usability of an ECR 1 is improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic cash register for registering sales information such as sales quantity and sales amount.

[0002]

2. Description of the Related Art For example, in various stores such as department stores and supermarkets, electronic cash register (hereinafter,
It is abbreviated as "ECR". ) Has been installed and is doing so-called cash register operations. In this ECR, the product purchased by the customer and the quantity thereof are input by an input device such as a keyboard, sales data is printed on a receipt or a journal, or displayed on a display device, and is also stored in a storage means.

[0003]

A part of the keys arranged on the conventional ECR keyboard has an LED (Light).
Some keys have an Emitting Diode (LED) attached to inform them of the ON / OFF state of the key, but there is no keyboard with LEDs attached to all keys. Therefore, there is a function to provide operation guidance using the keyboard. Not not.

Therefore, the operator must remember all the key arrangements and key operation procedures, or if he / she does not remember them, rely on a manual or the like, and no one can easily perform key operations. I have a problem.

An object of the present invention is to provide an electronic cash register having a high usability so that even a beginner or a person who does not remember the key operation procedure can easily operate the key.

[0006]

According to the present invention, sales information such as a product name and quantity is input, a plurality of input means each having a light emitting means, and each operation of the input means can be operated next. It is characterized by including storage means for storing the type of the input means within a defined range, and control means for reading the type of the input means from the storage means for each operation of the input means and controlling lighting of the corresponding light emitting means. It is an electronic cash register.

[0007]

According to the present invention, the electronic cash register is provided with the input means having the light emitting means, and the storage means provided in the electronic cash register can be operated in advance. The types of input means within a defined range are stored separately for each operation. When an input operation is performed from the input means,
The type of the input means within a predetermined range that can be operated next corresponding to the input is read from the storage means, and the light emitting means of the input means corresponding to the type of the input means is turned on by the control of the control means. When the operator selects the next input means from the input means whose light emitting means is lit and performs an input operation, the type of the input means in a predetermined range corresponding to the input and which can be operated next is read out, and the control means Causes the light emitting means of the input means corresponding to the type of the input means to light up. As described above, the light emitting means is turned on one after another in the order of the input operation, so that the input process of the electronic cash register can be performed more easily and accurately.

[0008]

1 is an enlarged view of a keyboard 2 of an ECR 1 according to an embodiment of the present invention, and FIG. 2 is a perspective view of the ECR 1. Externally, the ECR 1 includes a keyboard 2 for inputting sales data such as a product name and quantity, a display unit 8 for displaying registered sales data, and a printer 9 for printing the sales data on a receipt or a journal. , A drawer 10 for storing cash and the like. The keyboard 2 includes a numeric keypad 3, an SBTL (total) key 4,
A TTL key 5 and the like are arranged, and a plurality of department keys 6 for designating the department to which the product belongs when the product is registered,
A discount key 7 for discounting or surcharge is arranged. In addition, a plurality of keys 3 arranged on the keyboard 2
An LED 12 is attached to each of all keys including 4, 5, 6, 7, and 11. The reference numeral 11 is attached to indicate an arbitrary key on the keyboard 2.

FIG. 3 is a block diagram showing the electrical construction of the ECR 1 according to the embodiment of the present invention. The ECR 1 includes a central processing unit (hereinafter abbreviated as “CPU”) 13,
The CPU 13 has a random access memory (hereinafter referred to as “RA
It is abbreviated as "M". ) 14, read only memory (hereinafter,
It is abbreviated as "ROM". ) 15, the printer 9, the display device 8, the drawer 10, the keyboard 2, the LED 12 and the like are connected and controlled by the CPU 13. Keyboard 2
Includes a plurality of keys 11 as shown in FIG.
It is operated when inputting the sales information and setting the operation state of the ECR 1, etc., a program for controlling various operations of the ECR 1 is read from the ROM 15, and the work area set in the RAM 14 is used. Registration processing of sales information and the like are executed based on the read program. In addition, the sales information and EC
The operation information of R1 and the like are displayed, and the printer 9 prints a receipt and a journal. The opening and closing of the drawer 10 that stores cash and the like is controlled in response to the operation of the TTL key 5.

Further, a corresponding key code is predetermined for each key 11, and is stored in the ROM 15 in a correspondence relationship as shown in Table 1 below.

[0011]

[Table 1]

FIG. 4 is a drive circuit diagram of the LEDs 12 corresponding to all the keyboard layouts of the keyboard 2. The drive circuit of the LED 12 is a combination of five row lines LE0 to LE4 connected to the row selection decoder 22a and eight column lines LD0 to LD7 connected to the column selection decoder 22b, and a 5 × 8 intersection point. The LED 12 is arranged at each intersection.

FIG. 5 is a diagram showing an example of a drive circuit for the LED 12, and FIG. 6 is a key table 27 for each type of the operable key 11 stored in the ROM 15. RO
Within M15, a key table 27 is set for each type of key 11 that can be operated for sales data registration operation. For example, when the LED 12 of the TTL key 5 is turned on, the CPU 13 switches the TTL key 5 to The corresponding key code, Code 74 (see Table 1 above),
It is sent to the decoder 22 as data. Key table 2
Since the first place "4" of the code 74 of the key code of 7 is the data for the row and the second place "7" is the data for the column, the line selection circuit 28 causes the row selection decoder 2
The data transmitted to 2a and the column selection decoder 22b is distributed. The row selection decoder 22a selects the row line LE4 at the array position corresponding to the data "4", and the row selection decoder 22b selects the column line LD7 at the array position corresponding to the data "7".

The anodes of the LEDs 12 are connected to the row lines LE0 to LE4 and LE to the column lines LD0 to LD7.
The cathode of D12 is connected, the row line LE4 and the transistor 25 are connected, and the column line LD7 and the transistor 26 are connected, so that a current flows as indicated by an arrow A, and the LED 12 provided in the TTL key 5 is connected. Lights up.

FIG. 7 is a flow chart showing a rough operation regarding the guidance function, and FIG. 8 is a flow chart showing an example of a processing operation regarding the guidance function. First, the general operation procedure of FIG. 7 will be described. When the first key 11 for registration of sales data or the like is pressed in step a1, the LED 12 attached to one or more keys 11 to be pressed next is turned on in step a2. Next, in step a3, the LED 12 is turned on 1
By pressing the next key 11 out of one or a plurality of keys 11, it is determined in step a4 whether or not the registration operation is completed. When the registration operation is completed, the operation is ended, and when the registration operation is not yet completed, the operations of steps a2 and a3 are repeated until the registration is completed.

Next, with reference to FIG. 8, an operation procedure for the guidance function will be described by using an example. For example, assume that the operation shown in Table 2 below is performed.

[0017]

[Table 2]

Table 2 shows DEPT of products whose price is 100 yen.
DEPT a product registered at (Division) 1 and priced at 200 yen
It shows that after registering with 2, the SBTL key 4 is pressed, the payment of 300 yen from the customer is received, and the TTL key 5 is pressed to perform the closing process.

First, before performing the registration processing in step b1, the table 27a of the key table 27 for the sales data registration processing of the ROM 15 is read, and the key code group assumed in the table 27a is read as data by the decoder 22. To the signal line connected to the LED 12 of the key 11 corresponding to each key code. As a result, the table 27a
Key 1 such as numeric keypad 3 whose key code is set to
The LED 12 of No. 1 is turned on.

Next, in step b2, it is confirmed whether or not there is a key input. If there is no key input, the LED 12 of the table 27a is turned on until there is, and if there is a key input, the process proceeds to the next step b3. . At step b3, when the input processing of the first "1" of the first amount 100 yen of the sales data in the key 11 with the LED 12 lit is performed, the CPU 13 controls the table at step b4. The LED 12 of the key 11 such as the ten key 3 having the key code set in 27b and the department key 6 is turned on.

At step b5, the next key input is waited for, and when the key input is made, at step b6, the remaining "00" of the first sales data amount of 100 yen.
Input processing is performed. Next, under the control of the CPU 13,
In step b7, the key 11 such as the ten key 3 or the department key 6 for which the key code is set in the table 27b is used.
LED 12 lights up.

At step b8, the next key input is awaited. When the key input is made, at step b9 the amount of money 1
The input processing of DEPT1 which is the department of the goods of 00 yen is performed.

When product registration is completed, step b10
In the table 27c, the LED 12 of the key 11 such as the ten key 3 having the key code set in the table 27c, the tightening key 5, the discount key 7, etc. is lit, and the key input is awaited in step b11. At, it is confirmed whether the input key 11 is the SBTL key 4, and if it is not the SBTL key 4, the process returns to step b1 and the registration process is repeated. The process of registering a product with a price of 200 yen by DEPT2 is almost the same as the process from step b1 to step b9, and the process during this period is repeated while there is a product to be registered.

When the input key 11 is the SBTL key 4, the input processing of the SBTL key 4 is performed in step b13, and the numeric keypad 3 whose key code is set in the table 27b in step b14, or
The LED 12 of the key 11 such as the department key 6 lights up.

Next, in step b15, the key input is waited for,
When the key is input, in step b16, the input process of the first "3" of 300 yen which is the amount of money received from the customer is performed. Next, in step b17, L of the key 11 for which the key code is set in the table 27b
The ED 12 lights up and waits for a key input at step b18. When the key input is made, at step b19, the remaining "00" of the collected amount is input.

Next, in step b20, table 2
Department key 6 with a key code set in 7d and TT
The LED 12 of the key 11 such as the L key 5 lights up and waits for a key input in step b21. When the key input is made, the processing of the TTL key 5 input is performed in step b22. As described above, the operation process having the guidance function in this case ends.

Therefore, the LEDs 12 of the keys 11 that may be pressed next light up one after another according to the pressing order, so that even a beginner who does not remember the registration operation procedure can easily and accurately perform the operations. The registration process can be carried out, and the usability of ECR1 is improved.

Further, in this embodiment, as a guidance function on the premise that sales data is registered, R
Although the key table 27 in the OM 15 is set, it is also possible to set and apply the key table 27 depending on the contents such as the transfer operation from the slave unit to the master unit and the registration operation of a new product. .

[0029]

As described above, according to the present invention, when inputting sales information such as a product name and quantity, a plurality of input means each having a light emitting means are used, so that each operation of the input means is performed one after another. The light emitting means is turned on. The operator repeats the input operation from one or a plurality of input means whose light-emitting means is lit, so that even a beginner can easily perform the input operation and does not make an incorrect input operation. It is possible to perform various processes.

Therefore, it becomes possible to improve the usability of the electronic cash register.

[Brief description of drawings]

FIG. 1 is an enlarged view of a keyboard 2 portion of an ECR 1 according to an embodiment of the present invention.

FIG. 2 is a perspective view of ECR1.

FIG. 3 is a block diagram showing an electrical configuration of ECR1.

FIG. 4 LE corresponding to all keyboard layouts of keyboard 2
It is a drive circuit diagram of D12.

FIG. 5 is a drive circuit diagram of a partial LED 12.

FIG. 6 is an operable key 1 stored in a ROM 15.
It is a key table 27 for each type.

FIG. 7 is a flowchart showing a rough operation of ECR1.

FIG. 8 is a flowchart showing the processing operation of the embodiment of ECR1.

[Explanation of symbols]

 1 ECR 2 keyboard 11 key 12 LED 13 CPU 14 RAM 15 ROM 27 key table

Claims (1)

[Claims] [Claim 1] Enter sales information such as product name and quantity,
A plurality of input means each having a light emitting means; a storage means for storing the type of the input means within a predetermined range that can be operated next for each operation of the input means; and a storage means for each operation of the input means. An electronic cash register, comprising: control means for reading the type of input means and controlling lighting of a corresponding light emitting means.