JPH0680509B2 - Information storage display device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention provides a continuous search function for continuously displaying corresponding data stored in advance in a fixed order using input data as a clue, and a non-search function. The present invention relates to an information storage / display device having an automatic power-off function of turning off the power when an operating state continues for a certain time.

[Conventional technology]

2. Description of the Related Art Conventionally, there is known an information storage / display device capable of storing data input by operating an input key and displaying the stored data on a display unit, for example, a so-called electronic notebook. This type of device is further provided with a continuous search function for continuously displaying corresponding data stored in advance in a fixed order by using the data input by the operation of the input key as a clue. For example, if you have a Japanese dictionary function, you can enter the data "A" and operate the keys that perform the search process to display "A" → "A" → "Mute" on the display. In this way, corresponding data will be displayed one by one in order.

[Problems to be Solved by the Invention]

By the way, in the above-mentioned conventional information storage display device, when performing a continuous search, the search is continued until all of the corresponding data are displayed, and the search is made permanently during the key input state. It is like this. Therefore, during this search, the automatic power-off function does not operate because it is in a kind of operating state. In addition, even if the search is finished, the auto power off function may not work.

When the amount of corresponding data is small, no problem occurs. However, when the amount of corresponding data is large, the search operation is performed for a long time, and power consumption is great. That is, the conventional information storage and display device has a drawback that the automatic power-off function of the corner does not work meaningfully in the above case.

[Means for Solving the Problems]

In order to solve the above-mentioned problems, an information storage display device of the present invention is capable of inputting various data, an input unit for instructing various processing, a display unit for displaying input data and processing results, input data and various data. A storage unit for storing information and a control circuit for controlling these are provided, and corresponding data are continuously displayed in a fixed order from the data stored in advance by using the input data as a clue. In an information storage display device equipped with a continuous search function, and an automatic power-off function that automatically turns off the power when a non-operation state continues for a certain time, even during the above continuous search, a certain amount of continuous search is performed. It is characterized in that it is provided with a search canceling means for automatically canceling the continuous search and activating the auto power-off function when the operation is performed.

[Action]

According to the above configuration, even if the corresponding data amount corresponding to the input data is large, the search process is stopped after performing a certain search process, so that the auto power off function is effective thereafter. Therefore, it is possible to prevent the random continuous search operation from being performed for a long time and prevent an increase in power consumption.

〔Example〕

An embodiment of the present invention will be described below with reference to FIGS. 1 to 6.

As shown in FIGS. 2 and 3, the information storage / display device according to the present invention has an openable / closable device body 1 in the form of a spread notebook. In the upper part of the left side portion 1a of the device main body 1, input data and stored data are expanded into characters and displayed,
Alternatively, a liquid crystal display device (hereinafter referred to as LCD) 2 is provided as a display unit used to display the calculation result and the like. This LCD 2 has a dot matrix configuration. LC
Below the D2 and on the right side portion 1b of the apparatus main body 1, an input key group 3 for inputting various kinds of information is provided.

A mode setting key group 4 for calling and setting various functions of the information storage display device is arranged above the right side portion 1b of the input key group 3. The mode setting key group 4 is provided with the Japanese dictionary keys 4a for setting the operation mode to the Japanese dictionary mode, and other keys for setting the calendar, schedule, calculation, telephone and memo modes. . In the center of the right side part 1b, there is a Romaji-kana conversion key group 5 for inputting character information in Roman characters, and in the lower part of the right side part 1b, numerical values for inputting numerical information when used as a calculator. An input key group 6 is arranged. A power ON key 7, a power OFF key 8 and other keys are arranged between the mode setting key group 4 and the Romaji-kana conversion key group 5. still,
In this device, the Japanese dictionary key 4a and the power ON key 7 have the functions of each other. That is, for example, power ON
When the key 7 is operated, the Japanese dictionary mode is executed.

Below the input key group 3 in the left side portion 1a, a forward key 9a which also functions as a command key for executing a continuous search, and a Kanji operation key group 9 having other input keys are arranged. There is.

An information processing system shown in FIG. 4 is provided inside the apparatus body 1. This system not only performs input / output processing of the entire information storage / display device, arithmetic processing, etc., but also automatically turns off the power when a non-operating state continues for a certain period of time. Continuous search function that continuously displays the corresponding data from the pre-stored data in a fixed order. Moreover, even if a continuous search is performed during a continuous search, it automatically A central processing unit (hereinafter referred to as CPU) 11 that also serves as a search canceling unit that cancels continuous search to enable the auto power off function, and an LCD that drives the LCD 2 based on a control signal output from the CPU 11. A driver 12, an input / output port (hereinafter referred to as an I / O port) 13 for transmitting key input from the input key group 3 to the CPU 11, a control program for the CPU 11,
While mainly storing the input / output control program, ROM14 as a storage unit for storing a large number of data, RAM15 for temporarily storing the data used for the control program of this ROM14, and the hour, minute, A real-time clock (hereinafter referred to as RTC) 16 for counting seconds and counting dates is provided. The ROM 14 stores data for the mode selected by each input key of the mode setting key group 4, and, for example, in the Japanese dictionary mode, stores kanji and the like for the input data. The contents of the RTC 16 are read and written by the CPU 11. Further, the present device includes a battery 17 as a power source.

Further embodying the configuration shown in FIG.
As shown in the figure, the LCD driver 12 includes a display buffer 22 for temporarily storing the data to be displayed, and converts the data stored in the display buffer 22 into characters in a certain format. It also has a function as a development unit. The RAM 15 includes a buffer 20 that temporarily stores a series of data supplied to the display buffer 22, and a display address pointer 21 that divides the series of data into predetermined units according to the capability of the display buffer 22. There is.

The operation of the present apparatus having the above structure will be described below with reference to the flowchart of FIG.

In this embodiment, the Japanese dictionary mode is selected,
This is started by operating the Japanese dictionary key 4a of the mode setting key group 4 or the power ON key 7 to set the operation mode to the Japanese dictionary mode and entering the application software processing of the Japanese dictionary (S1). . At this time, the LCD 2 becomes the initial screen as shown in FIG. Then, by operating the forward key 9a of the Kanji operation key group 9, the continuous search process is started. Also, CPU1
The search counter in 1 is initialized (S2).

Here, for example, the entry word “A” (input data)
Assuming that the search is performed on the basis of the above, first, the respective keys of the Romaji-kana conversion key group 5 and the respective numeric keys of the numerical value input key group 6 are operated to input the search data in Roman characters. At this time, "a" is displayed on the display screen of the LCD 2 as shown in FIG. Next, the forward key 9a of the Kanji operation key group 9 is operated. When the forward key 9a is pressed, the continuous search process is started based on the input data. First, the CPU 11 calls the corresponding data corresponding to the input data from the ROM 14 to the buffer 20 of the RAM 15 (S3).

Next, at the address indicated by the display address pointer 21, corresponding data of a predetermined unit is read from the buffer 20 into the display buffer 22 (S4), and the corresponding data is expanded in the LCD driver 12 (S5), and the display screen of the LCD 2 is displayed. Display on top (S6). At this time, as shown in FIG. 6 (c),
"A", which is one of the corresponding data, is displayed. And
+1 will be added to the search counter (S7).

Here, it is determined whether or not the count number matches a preset number of times (S8), and if it is determined that they do not match, it is determined in the key scan (S9) whether the forward key 9a is pressed. Is determined (S10), the key wait state is entered if not pressed (S13), while the NEXT data is read from the ROM 14 to the buffer 20 of the RAM 15 if pressed (S11). . Then step 4
Then, the operation of steps 4 to 11 is repeated. When the same operation is repeated, the count number of the search counter increases, and when it is determined in step 8 that the count number matches the set number of times set, the continuous search process is stopped and the auto power off function is enabled. To (S1
2). It should be noted that the built-in timer of the device body 1 causes the CPU 11 to determine that the search processing time has exceeded a certain time.
When the determination is made, the continuous search process may be stopped.

According to the above configuration, even if the amount of corresponding data corresponding to the input data is large, the continuous search process is stopped after performing a certain search process. Is effective, and it is possible to prevent the random continuous search operation from being performed for a long time and prevent an increase in power consumption.

〔The invention's effect〕

As described above, the information storage and display device of the present invention stores various data, an input unit for instructing various processes, a display unit for displaying input data and process results, input data and various information. A continuous search function that includes a storage unit and a control circuit that controls these, and that continuously displays corresponding data in a fixed order from the data that is stored in advance using the input data as a clue. Also, in the information storage display device having an auto power-off function that automatically turns off the power when the non-operation state continues for a certain period of time, if a certain amount of continuous search is performed even during the above continuous search. This is a configuration provided with a search canceling unit that automatically cancels the continuous search and validates the auto power-off function.

Accordingly, it is possible to prevent the random continuous search operation from being performed for a long time and prevent an increase in power consumption.

[Brief description of drawings]

1 and 6 show an embodiment of the present invention, in which FIG. 1 is a flow chart showing the control contents in the search canceling means, FIG. 2 is a plan view showing the appearance of the information storage display device, and FIG. FIG. 3 is a perspective view showing the external appearance of the information storage display device,
FIG. 4 is a block diagram showing an information processing system, FIG. 5 is a block diagram showing a concrete configuration of a main part in FIG. 4, FIG. 6 (a) is an explanatory diagram showing an initial screen, and FIG. Is an explanatory view showing a state in which input data is expanded and displayed in characters, and FIG. 7C is an explanatory diagram showing a state in which corresponding data corresponding to the input data is expanded and displayed in characters. 1 is the device main body, 2 is an LCD (liquid crystal display device: display unit), 3
Is an input key group (input section), 7 is a power ON key, 8 is a power OF
F key, 9a is a forward key, 11 is a CPU (central processing unit:
Control circuit, continuous search function, search canceling means, auto power off function), 12 LCD driver, 14 ROM (storage unit), 15
Is a RAM (storage unit).

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shigeru Shindo 22-22 Nagaike-cho, Abeno-ku, Osaka-shi, Osaka Inside Sharp Corporation (56) References JP 62-216049 (JP, A) JP 63 -85914 (JP, A) JP-A-63-258152 (JP, A)

Claims (1)

[Claims] 1. An input unit capable of inputting various data and instructing various processes, a display unit for displaying the input data and the processing result, a storage unit for storing the input data and various information, and controlling these. It has a control circuit and a continuous search function that continuously displays the corresponding data in a fixed order from the data stored in advance using the input data as a clue, and the non-operation state for a fixed time. If the information storage and display device is equipped with an auto power-off function that automatically turns off the power when it continues, even if a certain amount of continuous search is performed during the above continuous search, the continuous search is automatically stopped. An information storage and display device characterized by comprising a search canceling means for activating an auto power-off function.