JP3231889B2 - Data processing device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data processing device used for a handy terminal or the like.

[0002]

2. Description of the Related Art At present, a handy terminal, which is one of data processing apparatuses, is provided with an LCD (Liquid Liquid Crystal Display) on an upper half of a main body of the apparatus.
(Crystal Display) and a keyboard provided in the lower half of the keyboard.This keyboard has a plurality of menu keys as operation keys and a predetermined number of shift keys as data selection means. ing. In such a handy terminal, a plurality of menu data, which are key data, are set in advance in the menu key, and one of the menu data is selected by the shift key.

In such a handy terminal, one of a plurality of menu data set in one menu key is displayed on a display in accordance with the selection of a shift key. Can be selectively operated and input.

[0004]

In the data processing device such as the handy terminal described above, one of a plurality of menu data set in one menu key is displayed on a display in accordance with the selection of a shift key, so that a predetermined data is displayed. Menu data can be selectively operated.

However, in this case, if the display on the display is not sufficiently confirmed, operation input of menu data different from desired menu data occurs, which is not preferable.

[0006]

A plurality of operation keys in which a plurality of key data are respectively set in advance are arranged, and the same number of selection keys as the selected key data are arranged in these operation keys. data selecting means for selecting one of the plurality of key data is selected on the operation key in response to the combination input of the operation key and is provided to display the key Deta follow the selection of the data selecting means In the data processing apparatus having a display, each of the key tops of the selection keys is colored with a different color, and the key tops of the operation keys correspond to the key data selected in combination with the selection keys. A display switching means for displaying the display in the same color as the key and for switching the display color of the display in response to the input of the selection key is provided.

[0007]

[Function] Each of the key tops of the selection keys is colored with a different color, and the key data selected in combination with the selection key is described in the same color as the corresponding selection key on the key top of the operation key. The display switching means switches the display color of the display in response to the input of the selection key, thereby preventing erroneous input of the key data selected by the data selection means.

[0008]

An embodiment of the present invention will be described with reference to the drawings. First, as shown in FIG. 1, a handy terminal 1 which is a data processing device has a device main body 2 as an example.
The display 3 is provided in the upper half and the keyboard 4 is provided in the lower half. The keyboard 4 has a plurality of menu keys 5 as operation keys and first to fourth steps as selection keys. Keys 6 to 9 are arranged.

In the handy terminal 1,
Menu data, which is four key data, is set in the menu key 5 in advance. One of these four menu data is assigned to the four first to fourth stage keys 6 to 9 in response to an operation input. To be selected. Therefore, in the handy terminal 1, four keys, "red", "blue", "green", and "orange", which are preset colors in response to the selection of the first to fourth stage keys 6 to 9, are set. The data is indicated by being colored on the key top of the menu key 5, and the key tops of the first to fourth stage keys 6 to 9 are also colored with such four colors.

Further, as shown in FIG. 2, the display 3 of the handy terminal 1 has an LC below a transparent protective panel 10 provided at the opening of the apparatus main body 2.
D11 and a backlight 12 are sequentially arranged, and the backlight 12 has "red", "blue", and "green" on the surface of a PCB (Printed Circuit Board) 14 having four corners supported by conductive rubber 13. "" And "orange" LEDs
(Light Emitting Diode) 15-18 are arranged.

As shown in FIG. 3, the handy terminal 1 includes a CPU (Central Processing Unit) 19 for executing various data processing, a display 3, the keyboard 4, and the backlight. 12, a ROM (Read Only Memory) 20 in which various data such as an OS (Operating System) are fixedly stored in advance, and a RAM (Rando
An m / Access Memory 21 and an I / F (Inter / Face) 23 for wirelessly communicating various data with external devices 22 such as a kitchen printer and an electronic cash register are connected by a system bus 24.

Therefore, in this handy terminal 1,
Data selection means for selecting one key data in response to a combination input of the menu key 5 and the first to fourth stage keys 6 to 9 of the keyboard 4 is formed by the CPU 19 and the RAM 21. The display switching means for switching the display color of the display 3 in response to the selection of the first to fourth keys 6 to 9 of the keyboard 4 is formed by the backlight 12 and the CPU 19 here. .

In such a configuration, the handy terminal 1 has a menu clerk and a first to fourth stage keys 6 to 6 in response to a customer order at a restaurant, for example.
By sequentially operating one of the nine keys, one of a plurality of menu data set in the menu key 5 is selected by the first to fourth stage keys 6 to 9. At this time, the handy terminal 1 displays the set menu data on the display 3 and temporarily stores the menu data in the RAM 21. Thus, the menu data accumulated for one table in this manner is stored in an external device such as a kitchen printer in a kitchen. The wireless transmission to the device 22 contributes to an improvement in the efficiency of order receiving work in a restaurant.

Therefore, such a handy terminal 1
Will be described in detail below based on the flowchart illustrated in FIG. First, this handy terminal 1
Means that the CPU 19 is always waiting for the input operation of the menu key 5, and the CPU 19 that has detected the input operation waits for the input operation of the first to fourth stage keys 6 to 9. Then, the CPU 19 that has detected one input operation of these first to fourth stage keys 6 to 9 outputs the corresponding color LEDs 15 to 1.
8 is turned on, the corresponding menu data is displayed on the LCD 11 and stored in the work area of the RAM 21.

By doing so, one menu data selected by the user with the menu key 5 and the first to fourth stage keys 6 to 9 is displayed on the display 3. Depending on the backlight 12,
Since the light is emitted in a color corresponding to the selection of the fourth stage keys 6 to 9, operation input of menu data different from desired menu data is accurately prevented.

More specifically, in the handy terminal 1, as shown in FIG. 1, the menu key 5 at the upper left of the keyboard 4 is “Katsudon”, “Oyakodon”, “Tamakodon”, and “Tendon”. "Are set in advance, and these menus are represented by" red "," blue "," green ", and" orange ". Therefore, in order to operate and input “Katsudon” at the handy terminal 1, the menu key 5 at the upper left
When the “red” first-stage key 6 is sequentially operated, the display 3 is turned on with the “red” LED 15 of the backlight 12 turned on as shown in FIG.
The menu data of "Katsudon" is displayed in D11. Similarly, at this handy terminal 1, "Oyakodon"
Menu key 5 in the upper left and “blue” to input
When the second stage key 7 is operated in sequence, the display 3 turns on the "blue" LED 16 of the backlight 12 and the menu data of "Oyakodon" is displayed on the LCD 11 as illustrated in FIG. Will be displayed.

In this way, in the handy terminal 1, after the input operation of the menu key 5, the first to fourth stage keys 6 to 9 of the same color as the menu described there are displayed.
When the input operation is performed, the menu data is displayed on the display 3 in the color, so that the operation input of the menu data different from the desired menu data can be accurately prevented.

In this embodiment, the handy terminal 1 is exemplified as the data processing device, but the present invention is applicable to various data processing devices having a keyboard and a display.

Also, in the handy terminal 1 of the present embodiment, the display 3 in which the display color is changed by selectively lighting the LEDs 15 to 18 of the backlight 12 is exemplified, but the present invention is not limited to the above embodiment. Instead, a color display for displaying three primary colors in full color, a black-and-white display for displaying a black-and-white inverted image (both not shown), and the like can be implemented.

In the above embodiment, the data selecting means for inputting the operation key 5 first and then inputting the selection keys 6 to 9 is shown. The operation key 5 may be input. In that case, the color of the backlight 12 of the display 3 can be switched based on the input selection key 6 before the selection of the data selection means.

[0021]

As described above, the present invention arranges a plurality of operation keys in which a plurality of key data are respectively set in advance, and arranges the same number of selection keys as the key data selected for these operation keys. data selecting means for selecting one from these selection keys and a plurality of key data is selected on the operation key in response to the combination input of the operation keys provided, according to the selection of the data selecting means to key In a data processing apparatus having a display for displaying data, each of the key tops of the selection keys is colored with a different color, and key data selected in combination with the selection keys is placed on the key tops of the operation keys. A display switching means for displaying in the same color as the corresponding selection key and switching the display color of the display in response to the input of the selection key; And has an advantage of being able to accurately prevent the desired key data such as the operation input key data differs.

[Brief description of the drawings]

FIG. 1 is a front view illustrating the appearance of a handy terminal which is an embodiment of a data processing device according to the present invention.

FIG. 2 is a cross-sectional plan view illustrating the internal structure of the display.

FIG. 3 is a block diagram illustrating a circuit structure of the handy terminal.

FIG. 4 is a flowchart illustrating a processing operation when menu data is operated and input;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Data processing apparatus 3 Display 5 Operation keys 6-9 Selection keys 19, 21 Data selection means 12, 19 Display switching means

Claims (1)

(57) [Claims] 1. A plurality of key data are respectively set in advance.
Arranging a plurality of operation keys, arranging the same number of selection keys as the key data selected for these operation keys, and selecting the operation keys in response to a combination input of these selection keys and the operation keys. data selecting means for selecting one of the plurality of key data provided was, in a data processing apparatus having a display for displaying the <br/> therefore key Deta in the selection of the data selecting means, the key top of the selected key Are colored with different colors, and key data selected in combination with the selection key is displayed on the key top of the operation key in the same color as the corresponding selection key,
A data processing apparatus, comprising: display switching means for switching a display color of the display in response to an input of the selection key.