JPH0950340A - Data input device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a data input device which designates an optional input position of the inputted data and can perform the reprocessing in the middle of the inputted data. SOLUTION: The data input device includes a key input part 4 which inputs the data, a RAM which stores the data inputted from the part 4 in every input term, a data display part 5, a checking key 10 which sets a data checking mode, a '1' key 13 which designates the reprocessing start position in every input term of the input data, and a control part which reads the input terms of the input data out of the RAM according to the operation of the key 13 in the checking mode set by the key 10 and shows these input terms at the part 5 in the order of input.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a data input device.

[0002]

2. Description of the Related Art Conventionally, in an electronic calculator with a verification function, which is an example of a data input device, for example, 20 [+] 30 [+] 40 [+] 120 is obtained by a first key input operation.
When a calculation operation such as [+] 130 [+] [=] is performed, it is always 20 [+] 3 even in the second verification operation.
It was necessary to perform the same key input operation as the first key input operation in order from the beginning, such as 0 [+] 40 [+] 120 [+] 130 [+] [=].

[0003]

As described above, in the case of the conventional data input device, when checking whether the data input from the key input unit is accurate, the data input from the key input unit is temporarily stored. The data stored in this storage unit is displayed on the display unit or printed using a printer for visual confirmation, and the same data is re-input in the same order as the original input order. , I had to check it out.

Such a conventional method is very troublesome when a large amount of data is input from a keyboard or the like, and is also difficult when a calculation formula including several kinds of operators such as four arithmetic operations of numerical values is used. Since it is necessary to check that the calculation results match, even if only a part of the calculation formula is to be verified, it is very complicated to perform the verification operation from the beginning in the same order as the input operation. There was a problem.

Further, in the case of a data input device with a journal function which sequentially displays the key-in data on the display unit line by line, when it is necessary to reprocess already input data such as change, deletion or addition. In reality, the only method is to send the cursor to the desired line using the cursor keys, specify the line, and enter the change data or the like using the numeric keys.

It is therefore an object of the present invention to provide a data input device capable of designating an arbitrary input position of already input data and performing reprocessing from the middle of already input data.

It is another object of the present invention to provide a data input device with a journal function which can reprocess already input data from any input line, such as change, deletion, addition and the like.

[0008]

A data input device according to a first aspect of the present invention is an input device for inputting data, a storage device for storing input data for each input item, a display device for displaying data, and a data storage device. Mode setting means for setting a reprocessing mode, reprocessing position designating means for designating a reprocessing start position for each input term of the input data, and operation of the reprocessing position designating means in the reprocessing mode by the mode setting means. And a control means for reading the input item of the input data from the storage means and displaying it on the display means in the order of input.

According to another aspect of the data input device of the present invention, an input means for inputting an operator including a numerical value and an end of calculation a plurality of times, an input numerical value for each input term, and a calculation by inputting an operator for ending the calculation. Storage means for storing the ending numerical value, display means for displaying the input numerical value for each input item and the numerical value for ending the calculation, and mode setting means for setting the numerical value reprocessing mode,
End position designating means for designating a calculation end position of the input numerical value, and calculation end numerical values corresponding to a plurality of calculation end positions for each operation of the end position designating means in the reprocessing mode by the mode setting means from the storage means. It has a control means for reading and sequentially displaying on the display means.

A data input device according to a third aspect of the present invention includes an input means for inputting data, a storage means for storing the input data for each input term, and a display means for displaying the input data by dividing each input term into lines. In the reprocessing mode by the line designating means for designating the line of the input term displayed on the display means for each input term and the mode setting means for setting the data reprocessing mode, And a control unit that executes reprocessing according to reprocessed data from the input unit with respect to the input item of the line designated by the line designating unit.

According to another aspect of the data input device of the present invention, input means for inputting data, display means for displaying the input data by dividing each input item into lines, and reprocessing line designating means for designating reprocessing lines. A storage means for storing input data for each input term and a reprocessing row designated by the reprocessing row designating means, a reprocessing row calling means for designating a reprocessing row calling, and a reprocessing mode. A mode setting means to be set, and an input item of a line designated by the reprocessing row designating means based on an operation of the reprocessing row calling means in the reprocessing mode by the mode setting means is read from the storage means,
It has a control means for displaying on the display means.

The operation of the present invention will be described below.

When data is input from the input means in the data input device according to the first aspect, the storage means stores the input data for each input term. In this state, when the reprocessing mode is set by the mode setting means and the reprocessing position is specified by operating the reprocessing position designating means, the previous period control means operates the reprocessing position designating means in this reprocessing mode. The specified input items of the input data are read from the storage means and displayed on the display means in the order of input. As a result, it is possible to specify an arbitrary input position and perform reprocessing such as verification processing from the middle of already input data.

When an operator including a numerical value and a calculation end is input a plurality of times from the input means in the data input device according to the second aspect, the storage means stores the input numerical value for each input term and the calculation end operator. The numerical value of the calculation end by input is memorized. In this state, when the numerical value reprocessing mode is set by the mode setting means and the end position designating means is operated, the control means corresponds to a plurality of calculation end positions for each operation of the end position designating means in this reprocessing mode. The calculation end numerical value is read from the storage means and sequentially displayed on the display means. As a result, it is possible to perform reprocessing such as verification processing from the input term after the calculation end position corresponding to the calculation end numerical value displayed on the display means.

When data is input from the input means in the data input device according to the third aspect, the storage means stores the input data for each input term. Further, the display means displays the input data by dividing the input data into lines for each input item. When the reprocessing mode is set by the mode setting means, the line of the input item is designated by the line designating means, and the reprocessing data is inputted from the input means, the control means reprocesses in accordance with the reprocessing data from the input means. Is executed and the processing result is displayed on the display means. As a result, in a data input device with a journal function that displays input data by dividing each input item into lines, re-processing such as changing, deleting, or adding the input data of the line designated by the line designating means can be performed at any time. You can

When data is input from the input means in the data input device according to claim 4 and a reprocessing row is designated by the reprocessing row designating means, the storage means stores the input data for each input term and the reprocessing row. The reprocessed line designated by the designation means is stored. The display means is
The input data is displayed in line for each input item. When the reprocessing mode is set by the mode setting means and the reprocessing row calling means is designated by the reprocessing row calling means, the control means
In the reprocessing mode, the input item of the row designated by the reprocessing row designating means is read from the storage means based on the operation of the reprocessing row calling means, and is displayed on the display means. As a result, in a data input device with a journal function for displaying input data by dividing each input item into lines, a reprocessing line is designated in advance at the data input stage, and the reprocessing line calling means operates in the reprocessing mode. It is possible to immediately call and display the input item of the reprocessing row designated in advance, and it is possible to promptly perform reprocessing such as change, deletion, and addition of the input data of the reprocessing row.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments in which the data input device of the present invention is applied to an electronic computer will be described in detail below.

FIG. 1 is a circuit block diagram showing the configuration of the electronic computer according to the first embodiment. This computer is
A control unit 1 including, for example, a CPU (central processing unit) is provided as control means for performing overall control.

The control unit 1 has a ROM (read only memory) 2 storing a control program for performing numerical data calculation processing and verification processing as will be described later, and a RAM (random access rememory as described later in detail). ) 3 and
A key input unit 4 including function keys for performing various data input operations, a numeric keypad, and the like, a display unit 5 as a display unit configured by using, for example, a liquid crystal display, and a beep sound configured by a buzzer, for example. It is connected to the sound output unit 6.

FIG. 2 shows the appearance of the electronic computer according to the embodiment of the present invention. A 12-digit display unit 5 is arranged on the upper surface of a box-shaped casing, and the display unit 5 is also provided. The key input unit 4 is arranged on the lower side.

The key input section 4 is used for inputting numerical values such as calculation formulas. The numeral keys 7a, the decimal point key 7b, the "+" key 8b, the "-" key 8c, the numbers 0 to 9 are used.
"X" key 8d, "÷" key 8e, "=" key 8f,
A "" key 8a, a "±" key 8g, a "C" (clear) key 9a, an "AC" (all clear) key 9b are provided, and a "verification" key 10 for setting a verification mode and a "confirmation mode" are set. A "confirm" key 11, a "↑" key 12 and a "↓" key 13 as reprocessing position designating means for designating a reprocessing start position of input data are provided.

FIG. 3 shows a storage area of the RAM 3, which includes a display register 15a in which data to be displayed on the display unit 5 is written, and two work registers 15b used for various calculation processes. 15c,
A storage register 15d for storing the calculation processing result, and as a value indicating the operation mode of this electronic computer, N = 0 which is the normal calculation processing mode, and N = which is the calculation mode linked with the operation of the "verification" key 10. It is provided with a mode register 16 in which 1 is set, an address pointer P0 in which a storage address for each input item of the input numerical value is set, and a line storage region L for storing the input numerical value for each input item. are doing.
In the row storage area L, as shown in FIG.
1, 2, 13, ... Are provided, and these row storage units 11,
In 12, 13, ..., Numerical values of each input item and operator (function) data such as [+] that is input after the numerical value are divided into lines in the order of input of the input items and sequentially stored. .

Next, the operation of this electronic computer will be described.
First, the overall processing will be described with reference to FIG. First, in the process of step S1, it is determined whether or not there is a key input. If there is no key input, the process ends. If there is a key input, it is determined in the process of step S2 whether or not the "verification" key 10 is pressed. It

If the "verification" key 10 is pressed in the process of step 2, then it is determined in the process of step S3 whether the value of N in the mode register 16 is 1, and if N = 1, the process of step S4 is performed. The procedure shifts to the verification process and ends. Also, N
If = 0, the process shifts to the normal calculation process of step 4 and ends.

If the "verification" key 10 is not pressed in the process of step 2, then it is judged in the process of step S6 whether the value of N in the mode register 16 is 1, and if N = 1, the process of step S7 is executed. In the process, the value of N in the mode register 16 is set to 0, and in the process of step S8, the row storage area L is cleared, and the process ends. If the value of N in the mode register 16 is 0 in the process of step S6,
In the process of step S9, the value of N in the mode register 16 is set to 1
And further, the value of the address pointer P0 is initialized in the process of step S10, and the process ends.

Next, the normal calculation process will be described with reference to FIG. When this normal calculation process starts, it is determined in step S11 whether or not the "numeric" key 7a is pressed, and if it is the "numeric" key 7a, the display register 15a is entered in step S12. The data is written and displayed on the display unit 5. Step S11
If it is determined that the key input of the "numeric" key 7a is not performed in the processing of step S13, it is determined whether or not the function key such as the "+" key 8b is operated in the processing of step S13, and the function key is not operated. In this case, another key process is performed in the process of step S17, and the process ends. If it is determined that the function key such as the “+” key 8b has been operated in the process of step S13,
In the process of step S14, the process of storing numerical values and functions is performed in the line storage region L, the process of step S15 is executed, and the process result of step S16 is displayed on the display unit 5.

Next, a specific example of the verification process after the above-described normal calculation process is performed will be described with reference to FIGS. 6 to 8.
First, in the normal calculation processing mode, the "AC" key 9b
After displaying 0 on the display unit 5 by operating the
20 [+] 30 [+] 40 shown in FIG. 6 by operating the respective "number" keys 7a, "+" key 8b, and "=" key 8d
The calculation operation of [+] 120 [+] 130 [+] 140 [=] is performed. At this time, the input numerical value or the added numerical value for each input item is sequentially displayed on the display unit 5, and finally the calculation end numerical value 480 is displayed.

Next, by pressing the "verification" key 10 to set the verification mode, the mode register 1
6, N = 1 is set, the display on the display unit 5 becomes 0 as shown in FIG. 7, and the verification process shown in the flowchart of FIG. 8 starts.

When the "↓" key 13 is operated once and the position of the first input item 20 is designated in the processing of step S21 in the verification mode, the control unit 1 causes the line storage unit 11 to move to the first position. The data of the first input item 20 is read out and displayed on the display unit 5 as shown in FIG. Similarly, every time the “↓” key 13 is operated twice or three times, the control unit 1 selects the second from the row storage units 12 and 13,
The data of the third input items 30 and 40 is read out, and this is sequentially displayed on the display unit 5.

When the operator operates the "↓" key 13 for the third time and then carries out the calculation after the fourth input item, the display unit 5
While the input item 40 is displayed on the screen, the "numeral" key 7a and the "+" key 8b are operated, and when the next input item 120 [+] is input, the control unit 1 executes the process of step S22 to 20. The calculation of [+] 30 [+] 40 [+] 120 [+] is performed, and the calculation result 210 is displayed on the display unit 5. further,
When the operator operates the "numeric" key 7a and the "+" key 8b to input the next input item 130 [+], the control unit 1 causes the 20 [+] 30 [+] 40 [+] 120 [ +] 1
The calculation of 30 [+] is performed, and the calculation result 340 is displayed on the display unit 5. Next, the operator presses the "number" key 7a and "+".
When the key 8b is operated to input the next input item 140 [=], the control unit 1 causes 20 [+] 30 [+] 40 [+].
120 [+] 130 [+] 140 [=] is calculated,
The calculation result 480 is displayed on the display unit 5. Each time the "↓" key 13 or the "number" key 7a and the "+" key 8b are operated, the value of the adlay pointer P0 is incremented by 1 in the process of step S23.

By such an operation, the operator can perform the verification process of the fourth and subsequent input items 120 [+], 130 [+] 140 [=].

In the processing of step S21, the "↓" key 1
If 3 is not operated, the process proceeds to step S24, and if the "numeric" key 7a is operated, the input numerical value is written in the display register 15 in the process of step S25. If the "numeric" key 7a is not operated in step S24, the process proceeds to step S26 and it is determined whether the function key is operated. Then, step S26
When the function key is not operated in the processing of step S27, another key processing of step S27, for example, the “AC” key 9
The process of b is performed and the process ends. When the function key such as the "+" key 8b is operated in the process of step S26, the process proceeds to step S28, it is determined whether or not the function key of the input item already input matches. After the report sound processing by the report sound unit 6 in step S29, the process shifts to the correction mode, which is not described in detail in step S30, and ends. If it is determined in step S28 that they match each other, the control section 1 executes the calculation process up to the input item for which the "+" key 8b is operated in step S31, and then step S31.
The calculation result is displayed in the process of 32. Furthermore, at this time,
In the process of step S33, the value of the adlay pointer P0 is set to be incremented by 1, and the process ends.

Next, a second embodiment of the electronic computer of the present invention will be described with reference to FIGS. The electronic computer of the embodiment of the present invention shown in FIG. 9 has basically the same configuration as that of the first embodiment shown in FIG. 2, except that “↑” in the electronic computer of the first embodiment is used. Key 12,
A characteristic is that a “= post-designation” key 20 as an end position designating means is provided in place of the “↓” key 13, and a RAM 3a shown in FIG. 10 is used instead of the RAM 3 in the electronic computer of the first embodiment. The other components are the same as those of the electronic computer of the first embodiment. The “= designate later” key 20 is a row on which the “=” key 8f indicating the end of calculation is operated when the “=” key 8f indicating the end of calculation is included in a plurality of input items of the input numerical value. Is to be specified. Further, in addition to the configuration of the RAM 3, the RAM 3a is provided with a row address pointer P1 for setting the address of the row on which the "=" key 8f which means the end of calculation is operated, as shown in FIG. When the “= designate later” key 20 is operated, the control unit 1
Refers to the address of the row address pointer P1, and [=]
The numerical value of each input item up to the line in which the function is stored is calculated, and the calculation result is displayed on the display unit 5.

Next, the operation of the electronic computer according to the second embodiment will be described with reference to FIGS. 11 and 12. In the normal calculation processing mode, after operating the "AC" key 9b to display 0 on the display unit 5, the "numeral" key 7a and the "+" key 8b, the "x" key 8d, 0 to 9 are displayed. By operating the “=” key 8f, 20 [+] 30 [=] shown in FIG.
The calculation operation of 40 [+] 120 [=] and 130 [x] 140 [=] is performed. Input numerical value for each input item and [+],
Functions such as [=] are stored row by row in the row storage area L. At this time, the display unit 5 sequentially displays the input numerical value or the calculation ending numerical value for each input item.

Next, by pressing the "verification" key 10 to set the verification mode, the display on the display section 5 becomes 0 as shown in FIG. 11, which is the same as the case shown in the flowchart of FIG. The verification process starts.

In this verification process, the above-mentioned "= designate later"
When the key 20 is operated once, the control unit 1 refers to the row address pointer P1 and reads 20 [+] from the row storage area L.
The storage data of 30 [=] is read out, the arithmetic processing is performed, and the calculation end result 50 is displayed as shown in FIG. Further, when the "= designate later" key 20 is operated, the control unit 1 reads the next 40 [+] 120 [=] stored data from the row storage area L in the same manner as described above, and executes the arithmetic processing. Then, as shown in FIG. 12, the calculation end result 160 is displayed.

As a result, the operator, as shown in FIG. 12, finishes the calculation for the second time, that is, the "=" key 8 for the second time.
130 [×] which is the input data after the position where f is input
The verification input process of 140 [=] can be executed, and at this time, the same numerical value of 18200 as the case of the normal calculation process is displayed on the display unit 5 as the verification result.

As described above, according to the electronic computer of the second embodiment, the “= designate later” key 20 is operated to display the calculation end result up to that line, and then the verification process after that line is performed. I can do it.

Next, a third embodiment of the electronic computer of the present invention will be described with reference to FIGS. The electronic computer according to the embodiment of the present invention shown in FIG. 13 has basically the same configuration as that of the first embodiment shown in FIG. 2, except that “↑” in the electronic computer according to the first embodiment is used. Key 12,
Instead of the "↓" key 13, a "line number input" key 30 as a line designating means is provided, and a "change" key 31 and a "delete" key 32 for performing a changing process as a mode setting means.
Is provided, instead of the display unit 5, a display unit 5a for displaying input data by dividing the input data into lines for each input item (for each line number).
Is provided with a journal function, and the RAM 3b shown in FIG. 14 is used instead of the RAM 3 in the electronic computer of the first embodiment. Other components are the same as those of the first embodiment. It is similar to the electronic calculator of. As shown in FIG. 14, the RAM 3b is provided with a line number register P2 for storing the line number when the "line number input" key 30 is pressed and a specific line number is designated, in addition to the configuration of the RAM 3. ing.

When the "line number input" key 30 is operated and a specific line number is designated, the control section 1 refers to the line number of the line number register P2, and the input item of the line number corresponds to the line. The data is read from the storage area L, further rewritten to the reprocessed data input from the key input unit 4, and written in the corresponding row of the row storage area L, and the reprocessed data is used to perform the arithmetic processing. The result is written in the storage register 15d and displayed on the display unit 5.

Next, the operation of the electronic computer according to the embodiment of the present invention will be described with reference to FIGS. First, as shown in FIG. 15, after operating the “AC” key 9b to set the display data on the display unit 5a to 0, the “number” key 7a and the “+” key 8b, = ”Key 8d
20 [+] 30 [+] 120 shown in FIG.
The calculation operation of [+] 130 [+] 140 [=] is performed. At this time, on the display unit 5, as shown in FIG. 17, the input numerical value or the added numerical value for each input item is sequentially displayed for each line number, and finally the calculation end numerical value 500 is displayed. It

Next, when the operator tries to change the numerical value 140 corresponding to the line number 3, for example, the "line number input" key 3
When 0 is operated and 3 is input by the "number" key 7a, the line number 3 is displayed in the bottom column of the display section 5a as shown in FIG. 17, and in this state, the "number" key 7a, " + "
When the user inputs 145 [+] with the key 8b, the control section 1 refers to the line number 3 of the line number register P2, and the line number 3
Input item 140 [+] of the above is read from the line storage area L, rewritten as 145 [+], and written in the corresponding row of the line storage area L, and the reprocessed data 145
[+] Is used to perform arithmetic processing and write it in the storage register 15d. As shown in FIG. 17, the input item of line number 3 is changed to the reprocessed data 145 [+] and the input item and the operation result of each line are changed. A certain 505 is displayed on the display unit 5.

Thus, the "line number input" key 30 is operated, and the line number to be reprocessed is input by the "number" key 7a, and then the reprocessed data is input. You can change, delete, add, etc. at any time.

Next, a fourth embodiment of the electronic computer of the present invention will be described with reference to FIGS. 19 to 24. The computer of the embodiment of the present invention shown in FIG. 19 has basically the same configuration as that of the third embodiment shown in FIG.
"Line number input" in the computer of the third embodiment
Instead of the key 30, a "mark" (MARK) key 41 as a reprocessing line designating means for designating a reprocessing line number in advance at the input stage of the first input data and calling of data of the reprocessing line number. A "mark jump" (MARK JAMP) key 42 as a reprocessing line calling means is provided, and the RA in the computer of the first embodiment is provided.
The RAM 3c shown in FIG. 20 is used in place of M3, and the other components are the same as those of the electronic computer of the first embodiment. As shown in FIG. 20, the RAM 3c is a reprocessing line that stores the line number for performing the reprocessing specified by the "mark" key 41 when the "mark" key 41 is input in addition to the configuration of the RAM3. A number register P3 is provided.

That is, when the "mark" key 41 is operated at the input stage of the first input data, the control unit 1 stores the line number on which the "mark" key 41 is operated in the RAM.
22. The mark (indicated by a double circle) which is stored in the re-processing line number register P3 of No. 3 and is previously stored in the graphic memory (not shown) is read out and displayed next to the line number as shown in FIG. In addition, when the "mark jump" key 42 is operated, the control unit 1 stores the data of the input item of the line number corresponding to the line number stored in the reprocessing line number register P3 for the line. Call from the area Figure 23
As shown in FIG.

According to the electronic computer of the embodiment of the present invention, first, as shown in FIG. 21, the "AC" key 9b is operated to set the display data on the display unit 5a to 0, and then the 0
"Number" key 7a and "+" key 8b,
By operating the “=” key 8d, 20 [+] 30 shown in FIG.
A calculation operation of inputting [+], operating the “mark” key 41, and further inputting 120 [+] 130 [+] 140 [=] is performed. At this time, on the display unit 5, as shown in FIG. 22, input numerical values for each input item are sequentially displayed for each line, and finally the calculation end numerical value 500 is displayed, and next to the line number 3, A mark (double circle) based on the operation of the “mark” key 41 is displayed.

Next, when the "change" key 31 is operated to enter the reprocessing mode and the "mark jump" key 42 is operated, the control section 1 causes the line number 3 stored in the reprocessing line number register P3. 23. Call the data 140 of the input item of line number 3 and the input items subsequent to the input item of line number 3 based on, and mark next to the data 140 of the input item of line number 3, as shown in FIG. Display part 5a with (double circle)
And the input item data 140 of line number 3 is displayed in the bottom column to specify the input item to be reprocessed.

Here, the operator operates the "numeric" key 7a,
When 145 [+] is input by the "+" key 8b, the control unit 1 changes the numerical value of the line number 3 to 145 and recalculates using each numerical value, and as shown in FIG.
Each numerical value after being changed to is sequentially displayed for each input item as a line corresponding to the line number, and the recalculation processing result is displayed in the bottom column.
05 is displayed.

As a result, in the data input device with a journal function for displaying the input data by dividing each input item into lines, the reprocessing line is designated in advance by the "mark" key 41 at the data input stage, and the reprocessing mode is set. In, the "mark jump" key 42 can be operated to immediately call and display the input item of the reprocessing line designated in advance, and the reprocessing such as change, deletion, addition of the input data of the reprocessing line can be promptly performed. be able to.

[0050]

According to the present invention described in detail above, the following effects can be obtained.

According to the first aspect of the invention, it is possible to provide a data input device capable of designating an arbitrary input position and performing reprocessing such as verification processing from the middle of already input data.

According to the second aspect of the present invention, there is provided a data input device capable of performing reprocessing such as verification processing from the input term after the calculation end position corresponding to the calculation end numerical value displayed on the display means. can do.

According to the invention described in claim 3, in the data input device with a journal function for displaying the input data by dividing the input data into lines, the input data of the line designated by the line designating means is changed or deleted. , Re-processing such as addition can be performed at any time.

According to the invention described in claim 4, in a data input device with a journal function for dividing input data into lines for each input item and displaying the lines, a reprocessing line is designated in advance at the data input stage, and reprocessing is performed. In the mode, the input item of the reprocessed row designated in advance can be immediately called by the operation of the reprocessed row calling means, and the reprocessing such as change, deletion, and addition of the input data of the reprocessed row can be promptly performed. be able to.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an electronic computer according to a first embodiment.

FIG. 2 is a plan view showing the external appearance of the electronic computer according to the first embodiment.

FIG. 3 is a RAM in the electronic computer according to the first embodiment.
3 is an explanatory diagram showing a storage area of FIG.

FIG. 4 is a flowchart showing overall processing in the electronic computer according to the first embodiment.

FIG. 5 is a flowchart showing normal calculation processing in the electronic computer according to the first embodiment.

FIG. 6 is an explanatory diagram showing a first key input operation and a corresponding display process in the electronic computer according to the first embodiment.

FIG. 7 is an explanatory diagram showing a key input operation of a verification process and a corresponding display process in the electronic computer according to the first embodiment.

FIG. 8 is a flowchart showing an operation of a verification process in the electronic computer according to the first embodiment.

FIG. 9 is a plan view showing an appearance of a computer according to a second embodiment.

FIG. 10 is an RA in the electronic computer according to the second embodiment.
It is explanatory drawing which shows the memory area of M.

FIG. 11 is an explanatory diagram showing a first key input operation and a corresponding display process in the electronic computer according to the second embodiment.

FIG. 12 is an explanatory diagram showing a key input operation of a verification process and a corresponding display process in the electronic computer according to the second embodiment.

FIG. 13 is a plan view showing the outer appearance of the electronic computer according to the third embodiment.

FIG. 14 is an RA in the computer according to the third embodiment.
It is explanatory drawing which shows the memory area of M.

FIG. 15 is an explanatory diagram showing a first key input operation in the electronic computer according to the third embodiment.

FIG. 16 is an explanatory diagram showing a display state of a display unit corresponding to a first key input operation in the electronic computer according to the third embodiment.

FIG. 17 is an explanatory diagram showing a line number designating operation and a changing process in the electronic computer according to the third embodiment.

FIG. 18 is an explanatory diagram showing a display state of a display unit after a change process in the electronic computer according to the third embodiment.

FIG. 19 is a plan view showing the external appearance of a computer according to a fourth embodiment.

FIG. 20 is an RA in the computer according to the fourth embodiment.
It is explanatory drawing which shows the memory area of M.

FIG. 21 is an explanatory diagram showing a first key input operation in the electronic computer according to the fourth embodiment.

FIG. 22 is an explanatory diagram showing a display state of the display unit corresponding to the first key input operation in the electronic computer according to the fourth embodiment.

FIG. 23 is an explanatory diagram showing a mark jump operation, a change processing operation, and a display state of a corresponding display unit in the electronic computer according to the fourth embodiment.

FIG. 24 is an explanatory diagram showing a display state of the display unit after the change processing in the electronic computer according to the fourth embodiment.

[Explanation of symbols]

 1 control section 2 ROM 3 RAM 4 key input section 5 display section 6 sound output section 10 “verification” key 11 “confirmation” key 12 “↑” key 13 “↓” key 15a display register 15b work register 15c work register 15d storage register Storage area for L lines

Claims (4)

[Claims] 1. Input means for inputting data, storage means for storing input data for each input term, display means for displaying data, mode setting means for setting a data reprocessing mode, said input data Reprocessing position designating means for designating a reprocessing starting position for each input item, and reading the input item of the input data from the storage means based on the operation of the reprocessing position designating means in the reprocessing mode by the mode setting means. And a control unit that causes the display unit to display the input order. 2. Input means for inputting an operator including a numerical value and a calculation end multiple times, and storage means for storing an input numerical value for each input term and a calculation end numerical value by the input of the calculation end operator. Display means for displaying the input numerical value and calculation end numerical value for each input term, mode setting means for setting the numerical value reprocessing mode, end position specifying means for specifying the calculation end position of the input numerical value, and the mode setting Control means for reading a calculation end numerical value corresponding to a plurality of calculation end positions from the storage means for each operation of the end position designating means in the reprocessing mode by the means, and sequentially displaying on the display means. Data input device. 3. An input means for inputting data, a storage means for storing the input data for each input term, a display means for displaying the input data in line for each input term, and a display means for each input term. A line designating means for designating a line of the input item displayed by dividing into lines, a mode setting means for setting a data reprocessing mode, and a line designating means in the reprocessing mode by the mode setting means. A data input device, comprising: a control unit that executes reprocessing corresponding to reprocessed data from the input unit with respect to an input item of a row. 4. Input means for inputting data, display means for dividing input data into lines for each input item and displaying, reprocessing line designating means for designating a reprocessing line, and input data for each input item. Storage means for storing the reprocessing row designated by the reprocessing row designating means, reprocessing row calling means for designating the reprocessing row calling, and mode setting means for setting the reprocessing mode, A control means for reading the input item of the line designated by the reprocessing row designating means from the storage means based on the operation of the reprocessing row calling means in the reprocessing mode by the mode setting means, and displaying it on the display means. A data input device characterized by.