JPS60201431A - Program controllable typewriter - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] Technical Field The present invention relates to a typewriter in which a paper feeding device, a drive device, and a print head are controlled so that characters, etc. are printed on printing paper in accordance with the operation of each key on a keyboard section. In particular, the present invention relates to a programmable typewriter.

2. Description of the Related Art Generally, when tabulating tabulations, a graphic mode is set on a computer using BASIC to perform complicated layout work, and on an ordinary typewriter, printing paper is fed in the reverse direction based on manual key operation. After doing this, it is necessary to print an underline, and that work,
For example, key operations were complicated.

Purpose of the invention This invention was made in view of the above circumstances, and
Its purpose is to be able to incorporate information for feeding the printing paper in the forward or reverse direction into a program, and to control the printing section based on the information as the program is executed. An object of the present invention is to provide a programmable typewriter that can be easily tabulated by a program.

Structure of the Invention In order to achieve the above object, the present invention includes a storage means for storing data of a program used when setting a program control mode, and a storage means for storing data of a program used when setting a program control mode; a first control means for controlling the printing control means so that characters or the like are printed on the printing paper; and a first control means for controlling the paper feeding device so that the printing paper is fed in a forward direction as the program is executed. Embodiment 1 In the following, an embodiment embodying the present invention will be described with reference to FIG. 1. 〜Explained according to FIG. As shown in FIG. 1, a platen 2 extending from side to side is supported on the rear side of the main body case 1 of the typewriter.
The paper is transported in the forward direction or in the reverse direction based on the operation of a well-known paper feeding device 4 shown in the figure. A guide rod 5 extending parallel to the platen 2 is disposed in front of the platen 2, and a key 1 is attached to the guide rod 5.
A seven-ridge 6 is supported so as to be movable left and right along the platen 2, that is, in a direction orthogonal to the paper moving direction, and is also supported so as to be rotatable around the guide rod 5. A thermal head 7 is mounted on this gear ridge 6. Based on the operation of the well-known drive device 8 shown in FIG. 3, the carriage 6 is moved left and right along the guide rod 5 and rotated, and as the carriage 6 rotates, the thermal head 7 3, and a rest position where it is separated from the printing paper.

A keyboard section 9 is provided at the front of the main body case 1, and the keyboard section 9 is provided with a liquid crystal display section 10 capable of displaying 24 digit characters shorter than one line.Furthermore, On the keyboard section 9 are arranged second keys, switches, etc. for operating this typewriter.

That is, they are alphabet keys 11 for inputting each letter of the alphabet, and numeric keys 12 for inputting numbers 0 to 9. Backspace key 13. Return key 14. Margin 5- Set key 15. Margin release key that doubles as a line indent key 16. Tab set key that doubles as tab clear key 17. Tab letter key that doubles as a paragraph indent key 18. It is a decimal tab key 19 which also serves as a line tab key, and a shift key 20. Second shift key 21. Shift lock key 22. code key 23
．． Repeat key 24. Space key 25. An index key 26 is used to transport the printing paper 3 in the forward direction, and a reverse index key 27 is used to transport the printing paper 3 in the reverse direction.

In addition, on the right side of the display section 10, on the keyboard section 9, there is a display section 10 on the keyboard section 9 when setting the program control mode, which will be described later.
The up scroll key 359 is operated to display on the display unit 10 the data on the line one line before the predetermined line of the program currently being displayed. A down scroll key 36 that is operated to display data, a cursor right movement key 37 that is used to move the cursor 10a that indicates the data input position on the display section 10 left and right. The cursor left movement key 38 is pressed, and the insert key 39. print key 40
．． Exit key 41. A delete key 42, a continuous key 43, and an escape key 44 are provided.

On the keyboard section 9 on the left side of the display section 10 are three-position sliding line space selectors 1 to 1 for selectively setting the feeding amount of the printing paper 3 during a line feed operation.
A switch 45 and a three-position sliding mode select switch 46 for selecting one of the type mode, word program 11 mode, and program control mode are provided.

In addition, on the bottom surface of each numerical key 12 there are function display statements such as SIN and CO8 for performing calculations when the 1-gram control mode is set, and on the bottom top surface of each alphabet key 11. Similarly, /[command display statements such as RUN and NEW, which are input in the 1-gram control mode, and END.

Statement display sentences such as FOR and NEXT are attached. Further, a plurality of dedicated keys 47 to which only command display sentences or statement display sentences are attached are arranged between the Alphabella 1 to keys 11 and the return key 14.

When the type mode is set by the mode select switch 46, the typewriter in this embodiment can be used as a normal typewriter, and when the word processor mode is set, the typewriter can be used as a word processor. When the program control mode is set, the typewriter can be used as a personal computer using BASIC as the programming language.

When the program control mode is set, the code key 23, the alphabet key 11, the numerical key 1
2 is operated, those keys 11
．． It is possible to input code data different from the code data input when 1'2 is operated alone.

Next, the typewriter control circuit in this embodiment will be explained with reference to FIG. In the figure, 50 is a central processing unit (CPU), and this CP tJ50 includes the paper feed device 4. A printing section 51 composed of a driving device 8 and a thermal head 7 is connected, and a keyboard section 92, a display section 10, and a read-only memory (ROM) 5 are connected.
2 and random access memory (RAM) 53 are connected to each other.

The ROM 52 is provided with memory areas 54 to 56 in which three types of programs for controlling the operation of the typewriter are stored in accordance with the modes respectively selected by operating the mode select switch 46.

The RAM 53 includes a memory area 57 as a data storage means capable of storing position data of margins, tabs, decimal tabs, and tabulation tabs. Memory area 58 as a program storage means for storing program data. A memory area 59 is provided for storing character data input when the word processor mode is set, and a variable area 60 is provided for storing the calculated results when the gram control mode is set. It is being

The CPU 50 includes a print control means 61. It includes a storage control means 62 and a first control means 63.

Further, the printing control means 61 includes a second control means 61a and a third control means 611). Then, the print control means 61 uses the RAM 53 when setting the type mode.
The printing section 51 is controlled based on the position data of margins, tabs, decimal tabs, and tabulation tabs stored in the memory area 57 of the printing paper 3, so that characters, vertical lines, etc. can be printed on the printing paper 3. In particular, the second control means 61a
controls the paper feeding device 4 so that the printing paper 3 is fed in the forward direction, and the third control means 61b controls the paper feeding device 4 so that the printing paper 3 is fed in the reverse direction. or,
When setting the program control mode, the CPU 50 stores the program data in the memory area 58 of the RAM 53, and the storage control means 62 stores the margin in the program.

10- Read the position data of the tab, decimal tab, and tabulation tab from the memory area 58 and store it in the memory area 57. Further, as the program is executed, the first control means 63 controls the print control means 61 so that a printing operation is performed on the printing paper 3 based on each position data read from the rear 57. It looks like it's going to happen.

Now, as shown in Fig. 2, the switch 46
When setting the margin position and tabulation I IC/, fffi with the type mode set based on the operation of The drive device 8 is actuated by the drive device 50, and the carriage 6 is moved to the platen 2 based on the operation of the drive device 8. Then, if you stop operation 1 of the L bank space key 13, the carriage 6 can be placed at the desired digit position.In that state, the carriage 6 can be placed at the desired digit position. By operating only the key 15, the left margin position can be set, and the position data is stored in the RAM 53.
is stored in the memory area 57 of. Also, space key 2
5 or after operating the backspace key 13, press keys 1 to 15 and coat key 23 at the same time.
If so, the right margin position can be set, and the corresponding position data is stored in the memory 57. To cancel the left and right margin positions set in this way,
Kiki to each margin position? After moving the ridge 6, operate the margin release key 16 to move the ridge 6.
You can move it outward on both sides of the left and right margin positions.

When setting the tabulation tab position in order to print vertical lines at a predetermined position, operate the space key 25 or backspace key 13 to move the kittredge 6 to the desired position, as in the case above. ,'' - By operating the decimal tab key 19 which also serves as a line tab key together with the do key 23, the data at the tabulation tab position is stored in the memory area 5.
7 is stored. Next, by operating the tab letter key 18, the gear ridge 6 is moved to the tabulation tab position set by the above operation, and the vertical line can be printed by the square head 7 (4). Note that a plurality of tabulation tab positions can be set. To cancel a set tabulation tab position, the carriage 6 is moved to the tabulation tab position, and the code key 23 is operated together with tab set key -17, which also serves as the tab clear key.

Furthermore, when printing an underline on the lower side of a printed character, operate the space key 25 or backspace key 13 to move the carriage 6 to the character printing position, and then move the carriage 6 to the character printing position. If you operate the specified key and move the thermal l bed 7 within the range where you want to print the underline, that 1 normal head 7
An underline will be printed. Therefore, when setting the type 7 card, tabulation can be achieved by printing the vertical lines and underlines in combination.

Next, the processing related to this invention is shown in FIGS. 4 to 6 and Table 1.
Explain according to the following. First, after turning on the power to the typewriter, go to step S1 in FIG. 4 and operate mode select i to switch 46 to set the program control mode. Display. That is, RAM53
A screen for selecting and specifying the file number of 1 gram to be stored in the memory area 58 of the program and a screen for inputting the file name are sequentially displayed, and based on the display, the file number and file name are input respectively. rear,
When the return key 14 is operated, a cursor 10a is illuminated at the first digit of the display section 10 as shown in FIG.

Margin 14 - Table 1 Next, in step S2 of FIG. 4, various key operations are performed to input the program shown in Table 1, for example. This program uses line numbers such as riot, r20J, and r IN
It consists of executable statements such as PLJT "mgns=";Ml. For example, when inputting the statement [INPUTJ, it is sufficient to press down the Nj alphabet key 11 and the code key 23 at the same time, and after inputting the statement, step S
3, the character is displayed on the display unit 10 based on the operation of the CPU 50, and the character is displayed in the memory area 58 of the RAM 53.
It is stored in a coded state. Then, the process proceeds to step S4 in FIG. 4, where it is determined whether or not the program input operation has been completed.If the result is YES, the program input is completed.

To explain the tabulation program shown in Table 1, 1
In lines 0 and 20, the left margin position and underline printing count values are set as variables rMJ and rcJ, respectively. The executable statement on line 30 is an executable statement that stores the data in the memory area 57 of the RAM 53 and sets the left margin at the left margin assigned to the variable rMJ. th-J
This is an executable statement to print the message, 55
line is an executable statement to move the printing paper 3 in the opposite direction four times at 1/2 line pitch, and to line 60 and up to line 90, after printing the message, one character is moved above the message. This is an executable statement to print a horizontal line with consecutive underlines. The executable statements in lines 110 to 140 are for printing a horizontal line with a continuous underline for one character in the lower part of the message, and 160
The executable statement on the line is for storing each position data of rM+IJ and rC10M+IJ in the memory area 57 of the RAM 53 and setting the tabulation tab. The 170-line executable statement is for transporting the printing paper 3 twice in the opposite direction at 1/2 line pitch in order to connect the ends of each horizontal line with a vertical line. is the above rM+IJ, r
This is an executable statement for printing vertical lines at each position of c+M+1J. The execution statements on lines 40, 17-100, and 150 are for moving the IJ-mar head 7 to the rMJ margin position and performing a line feed for one line. Note that lines 60 and 110 are executable statements for blank printing one character before printing an underline.

To execute this program, first operate the rRJ alphabet key 11 and code key 23, and then operate the return key 14. In step S5 of FIG. 5, the validity of each executable statement is analyzed by the CPU 50, and step Proceeding to S6, it is determined whether each executable statement contains an error. If the result is YES, the display unit 10
An error message such as rsYNTAX ERRORJ is displayed. If the result is No, step S
Proceeding to step 7, a display prompting you to input data for setting the margin position rMJ and the number of underline prints rCJ is displayed, and according to the display, operate the numeric keys 12 to set each of the variables rMJ and "C" as, for example, rob, r2
When 0J is input, each data is stored in the memory area 57.

-18= Thereafter, the printing control means 61 that controls the printing section 51 is controlled by the first control means 63 in order to print the mesureage and tabulation line on the printing paper 3 based on the respective data, and Second and third control means 61a, 61b
The paper feed device 4 is controlled by.

That is, after the carriage 6 is moved to the left margin position stored in the memory area 57 of the RAM 53 based on the command statement on line 40 of the program shown in Table 1, [mgns=Olength=20
The message "J" is printed, a new movement operation is performed, and the carriage 6 is again placed at the left margin position. Next, based on the executable statement on line 55, the third control means 6
1b controls the paper feeding device 4 and the printing paper 3 is
The line is sent backwards. Next, the printing unit 51 is controlled based on the executable sentences in lines 60 to 90, and an underline of 21 digits is continuously printed on the F side of the message.

Next, based on the executable statement on line 100, a line feed operation is performed, and the carriage 6 is moved to the left margin position, and the printing unit 51 is controlled based on the executable statement on lines 110 to 140, and the above-mentioned An underline of 21 digits is printed continuously at the bottom of the message. Then, based on the executable statement on line 150, a line feed operation is performed, and the carriage 6 is moved to the left margin position, and based on the executable statement on line 160, the tabulation tab position is stored in the memory area 57, and the tabulation tab position is Table tab is set.

Next, based on the 170-line execution statement, one line of printing paper 3
After the reverse feed is performed, vertical lines are printed based on the tabulation tab position data stored in the memory area 57, and the message is surrounded by the tabulation lines as shown in FIG.

When performing printing operations based on data on different margins and number of underline prints according to this program,
When prompted to input margin position data and underline printing count data as the program executes, press the numeric keys 12 and return key 14, respectively, and press r9.
When the numerical values of J and r20J are inputted, characters and tabulation lines are automatically printed in sequence based on the respective data as shown in FIG.

In this embodiment, just by inputting the margin position data and the number of underline printing data when the program is executed, tabulation printing can be automatically performed based on each data. Therefore, there is no need to perform complicated key operations to set the tabulation tab position.

Effects of the Invention As detailed above, in the present invention, information for feeding printing paper in the forward or reverse direction can be incorporated into a program, and as the program is executed, the printing section is controlled based on the information. This has the excellent effect of making tabulation easier, for example.

[Brief explanation of drawings]

FIG. 1 is a perspective view of a typewriter embodying this invention;
FIG. 2 is a plan view showing the keyboard section, FIG. 3 is a block diagram of the typewriter, FIGS. 4 and 5 are flowcharts, and FIG. 6 is a diagram showing the result of the 21st line of the program. In the figure, 3 is a printing paper, 4 is a paper feeding device, 6 is a carriage, 7 is a thermal head, 8 is a drive device, 9 is a keyboard section, 58 is a storage means (all memory areas, 6
1 is a print control means, 61a is a second control means, 61b is a third control means, and 63 is a first control means. Patent applicant Agent: Library Industry Co., Ltd.
Person Patent Attorney On EB Hironori 22-

Claims (1)

[Claims] 1. A keyboard section (9) comprising character/numeric keys (11, 12>), a paper feed device (4) for feeding the printing paper (3), and movement of the printing paper (3). a drive device (8) for driving a carriage (6) in a direction perpendicular to the direction; and a print head (7) mounted on the carriage (6).
And, when setting the type mode, press the keyboard section (9).
A printing unit for controlling the group feeding device (4), drive device (8), and print head (A) so that characters, etc. are printed on the printing paper (3)-G with the operation of each key. A typewriter comprising a control means (61), a storage means (58) for storing data of the program used when setting the program control mode, and the program to be read on the A34 when setting the program control mode. a first control means (63) for controlling the print control means (61) so that characters etc. are printed on the printing paper (3) as the program is executed; a second control means (61) that controls the paper feeding device (4) so that the printing paper (3) is fed in the forward direction;
a) and a third control means (61h) for controlling the paper feeding device (4) so that the printing paper is fed in the opposite direction as the program is executed. Program control possible<r typewriter.