JPS5713588A - Printer control device - Google Patents
Printer control deviceInfo
- Publication number
- JPS5713588A JPS5713588A JP8621980A JP8621980A JPS5713588A JP S5713588 A JPS5713588 A JP S5713588A JP 8621980 A JP8621980 A JP 8621980A JP 8621980 A JP8621980 A JP 8621980A JP S5713588 A JPS5713588 A JP S5713588A
- Authority
- JP
- Japan
- Prior art keywords
- data
- buffers
- microprocessor
- pin
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/10—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by matrix printers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Record Information Processing For Printing (AREA)
Abstract
PURPOSE:To make it almost unnecessary that a microprocessor participates in printing, by constituting so that a data edited by hardware after a data has been written in a line buffer. CONSTITUTION:Data of line buffers 103, 104 are latched once by pin data registers 105, 106, respectively, and after that, are transferred to a pin driver. This data transfer is executed by a clock of a timer 107. In this case, one flow of address counters 101, 102 of the buffers 103, 104, the buffers 103, 104, and the registers 105, 106 is entirely separated by odd pin use and even pin use of print pins which have been arrayed in zigzag. Therefore, a microprocessor writes a data in the buffers 103, 104, and after that, for instance, if it has set an initial value of (i) of the counter 101, it sets a value of (i)+24 which has added 24 to said value, to the counter 102. Subsequently, when an operation start instruction is given to a timer 107, the microprocessor does not participate in the operation thereafter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8621980A JPS5713588A (en) | 1980-06-25 | 1980-06-25 | Printer control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8621980A JPS5713588A (en) | 1980-06-25 | 1980-06-25 | Printer control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5713588A true JPS5713588A (en) | 1982-01-23 |
Family
ID=13880662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8621980A Pending JPS5713588A (en) | 1980-06-25 | 1980-06-25 | Printer control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5713588A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0230896A2 (en) * | 1986-01-22 | 1987-08-05 | BULL HN INFORMATION SYSTEMS ITALIA S.p.A. | Microprocessor control unit for serial dot matrix printer |
-
1980
- 1980-06-25 JP JP8621980A patent/JPS5713588A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0230896A2 (en) * | 1986-01-22 | 1987-08-05 | BULL HN INFORMATION SYSTEMS ITALIA S.p.A. | Microprocessor control unit for serial dot matrix printer |
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