CN201619297U - Greyscale controller of thermal printer - Google Patents
Greyscale controller of thermal printer Download PDFInfo
- Publication number
- CN201619297U CN201619297U CN2009202867364U CN200920286736U CN201619297U CN 201619297 U CN201619297 U CN 201619297U CN 2009202867364 U CN2009202867364 U CN 2009202867364U CN 200920286736 U CN200920286736 U CN 200920286736U CN 201619297 U CN201619297 U CN 201619297U
- Authority
- CN
- China
- Prior art keywords
- gray
- order
- control device
- scale control
- thermal printer
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Electronic Switches (AREA)
Abstract
The utility model discloses a greyscale controller of a thermal printer, wherein the greyscale controller is connected with a thermal printing head to control the greyscale of the thermal printing head. The greyscale controller includes a micro-processing unit, and a FPGA/CPLD unit; the micro-processing unit is used to control heating time of printing data; and the FPGA/CPLD unit is connected with the micro-processing unit to perform printing time control and sequence control exactly. The greyscale controller of the utility model is capable of implementing multi-speed greyscale print control by combining arithmetic ascendency of the micro-processing unit, and rapid reaction and accurate time control ascendency of the FPGA/CPLD unit, so as to save hardware and software cost.
Description
Technical field
The utility model belongs to electronic device field, relates to a kind of printer, relates in particular to a kind of gray-scale Control device of thermal printer.
Background technology
Popularizing of print copying machine promoted the development of China's office automation energetically.By the end of the end of the year 2005, the recoverable amount of China's various types of office supplies is: 1678.8 ten thousand of ink-jet printers, 5,060,000 of laser printers, 203.8 ten thousand of all-in-one multifunctional machines, 1,660,000 of duplicators.Along with the invention and the commercial applications of personal computer, high resolution printed duplicator, scanner and charge-coupled image sensor, thermo printer is widely used in electronic cash register, measuring instrument, Medical Devices, bar code system, label, receipt printing machine etc.But most thermal printer is black, the white two kinds of colors of difference usually only, do not have the function of gray-scale Control, and it is very expensive to carry the thermal printing head sheet price of gray-scale Control, is difficult to satisfy consumers in general's demand.
The utility model content
Technical problem to be solved in the utility model is: the gray-scale Control device that a kind of thermal printer is provided.
For solving the problems of the technologies described above, the utility model adopts following technical scheme.
A kind of gray-scale Control device of thermal printer, it links to each other with the thermal printing head sheet, and described gray-scale Control device is in order to realize the gray-scale Control to the thermal printing head sheet; Described gray-scale Control device comprises microprocessing unit and FPGA/CPLD unit; Described microprocessing unit is in order to the heat time heating time of control print data; Described FPGA/CPLD unit links to each other with microprocessing unit, in order to accurately to print time control and SECO.
As a kind of preferred version of the present utility model, described microprocessing unit is 32 MCU.
As another kind of preferred version of the present utility model, described gray-scale Control device also comprises temperature sensor, analog-digital converter; Described temperature sensor is in order to measure the temperature of described thermal printing head sheet; Described analog-digital converter converts data signal in order to the signal with temperature sensor output.
As another preferred version of the present utility model, described thermal printer comprises frame memory, line storage; Described frame memory is in order to store received image signal in frame unit; The signal that described line storage is exported from frame memory in order to storage in the unit of being expert at.
As another preferred version of the present utility model, described microprocessing unit comprises clock generator, address counter, gray scale counter, comparator; Clock signal in order to take place in described clock generator; Described address counter links to each other with described clock generator, counts in order to carry out the address according to clock signal, and then controls the memory address of described line storage; Described gray scale counter links to each other with described frame memory, in order to calculate the gray value in the described frame memory; Described comparator compares in order to the gray value that gradation data and gray scale counter with the line storage storage calculate, and whether the output comparative result is controlled described thermal printing head sheet and printed.
The beneficial effects of the utility model are: it combines the computing advantage of microprocessing unit and the fast reaction and the precise time control advantage of FPGA/CPLD unit simultaneously, realizes multi-stage grey scale printing control, economize on hardware and software cost.
Description of drawings
Fig. 1 is a system block diagram of the present utility model;
Fig. 2 is a detailed diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
Embodiment
Referring to Fig. 1, Fig. 2, present embodiment provides a kind of gray-scale Control device of thermal printer, and it links to each other with the thermal printing head sheet, and described gray-scale Control device is in order to realize the gray-scale Control to the thermal printing head sheet; Described gray-scale Control device comprises microprocessing unit, and FPGA/CPLD (field programmable gate array/CPLD) unit; Described microprocessing unit is in order to the heat time heating time of control print data; Described FPGA/CPLD unit links to each other with microprocessing unit, in order to accurately to print time control and SECO.
Described microprocessing unit is 32 MCU.Described gray-scale Control device also comprises temperature sensor, analog-digital converter; Described temperature sensor is in order to measure the temperature of described thermal printing head sheet; Described analog-digital converter converts data signal in order to the signal with temperature sensor output.Described thermal printer comprises frame memory, line storage; Described frame memory is in order to store received image signal in frame unit; The signal that described line storage is exported from frame memory in order to storage in the unit of being expert at.Described microprocessing unit comprises clock generator, address counter, gray scale counter, comparator; Clock signal in order to take place in described clock generator; Described address counter links to each other with described clock generator, counts in order to carry out the address according to clock signal, and then controls the memory address of described line storage; Described gray scale counter links to each other with described frame memory, in order to calculate the gray value in the described frame memory; Described comparator compares in order to the gray value that gradation data and gray scale counter with the line storage storage calculate, and whether the output comparative result is controlled described thermal printing head sheet and printed.
The utility model combines the computing advantage of microprocessing unit and the fast reaction and the precise time control advantage of FPGA/CPLD unit, realizes multi-stage grey scale printing control, economize on hardware and software cost.
Here description of the present utility model and application are illustrative, are not to want with scope restriction of the present utility model in the above-described embodiments.Here the distortion of disclosed embodiment and change are possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation that does not break away from spirit of the present utility model or substantive characteristics, and the utility model can be with other forms, structure, layout, ratio, and realize with other elements, material and parts.
Claims (5)
1. the gray-scale Control device of a thermal printer, it is characterized in that: described gray-scale Control device links to each other with the thermal printing head sheet, and described gray-scale Control device is in order to realize the gray-scale Control to the thermal printing head sheet; Described gray-scale Control device comprises:
Microprocessing unit is in order to the heat time heating time of control print data;
The FPGA/CPLD unit links to each other with microprocessing unit, in order to accurately to print time control and SECO.
2. the gray-scale Control device of thermal printer according to claim 1, it is characterized in that: described microprocessing unit is 32 MCU.
3. the gray-scale Control device of thermal printer according to claim 1 is characterized in that, described gray-scale Control device also comprises:
Temperature sensor is in order to measure the temperature of described thermal printing head sheet;
Analog-digital converter converts data signal in order to the signal with temperature sensor output.
4. the gray-scale Control device of thermal printer according to claim 1 is characterized in that, described thermal printer comprises:
Frame memory is in order to store received image signal in frame unit;
Line storage is in order to store the signal from frame memory output in the unit of being expert at.
5. the gray-scale Control device of thermal printer according to claim 4, it is characterized in that: described microprocessing unit comprises:
Clock signal in order to take place in clock generator;
Address counter links to each other with described clock generator, counts in order to carry out the address according to clock signal, and then controls the memory address of described line storage;
The gray scale counter links to each other with described frame memory, in order to calculate the gray value in the described frame memory;
Comparator, the gray value that calculates in order to gradation data and gray scale counter with the line storage storage compares, and whether the output comparative result is controlled described thermal printing head sheet and is printed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202867364U CN201619297U (en) | 2009-12-29 | 2009-12-29 | Greyscale controller of thermal printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202867364U CN201619297U (en) | 2009-12-29 | 2009-12-29 | Greyscale controller of thermal printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201619297U true CN201619297U (en) | 2010-11-03 |
Family
ID=43022756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202867364U Expired - Fee Related CN201619297U (en) | 2009-12-29 | 2009-12-29 | Greyscale controller of thermal printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201619297U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393810A (en) * | 2011-07-20 | 2012-03-28 | 上海杉德金卡信息系统科技有限公司 | Method for controlling printing of thermal printer by FPGA (Field Programmable Gate Array) |
| CN103135492A (en) * | 2013-01-06 | 2013-06-05 | 中国印钞造币总公司 | High-speed bill printing press clutch pressure control based on complex programmable logic device (CPLD) and feedback method based on CPLD |
-
2009
- 2009-12-29 CN CN2009202867364U patent/CN201619297U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393810A (en) * | 2011-07-20 | 2012-03-28 | 上海杉德金卡信息系统科技有限公司 | Method for controlling printing of thermal printer by FPGA (Field Programmable Gate Array) |
| CN103135492A (en) * | 2013-01-06 | 2013-06-05 | 中国印钞造币总公司 | High-speed bill printing press clutch pressure control based on complex programmable logic device (CPLD) and feedback method based on CPLD |
| CN103135492B (en) * | 2013-01-06 | 2015-01-21 | 中国印钞造币总公司 | High-speed bill printing press clutch pressure control based on complex programmable logic device (CPLD) and feedback method based on CPLD |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8717595B2 (en) | Print controller having a filter driver installed in an operating system layer and a data outputting application installed in an application layer | |
| CN101670714A (en) | Printer with specified print media and function of repeatedly using for multiple times | |
| JP2009246970A5 (en) | ||
| CN109862201A (en) | Reading device, image forming apparatus, reference pattern read method | |
| CN100364779C (en) | Control method and controller for a thermal print head and a motor using an encoder | |
| CN110126484A (en) | A kind of printing device | |
| CN201619297U (en) | Greyscale controller of thermal printer | |
| EP2040193A3 (en) | Barcode generation system, computer readable recording medium, printing device, and test chart | |
| CN106681673A (en) | Grayscale printing method of thermosensitive printer | |
| CN105564071A (en) | Seal carving apparatus and seal carving method | |
| JP2010162810A5 (en) | ||
| JP2011118206A (en) | Image forming apparatus and charging management method for the same | |
| CN101927619A (en) | Printing system capable of calculating printing waiting time and printing method thereof | |
| CN112590401B (en) | Thermal printer control method, thermal printer control device, thermal printer and medium | |
| CN101527764A (en) | Print setting system and print setting method | |
| CN102194092A (en) | Image processing apparatus, image processing system, and image processing method | |
| CN103167205A (en) | Printer, printing quality monitoring system and printing quality monitoring method | |
| CN113232427B (en) | Thermal printing system and method based on Bluetooth SOC chip and thermal printer | |
| CN211031752U (en) | Thermal printing apparatus | |
| CN102189820B (en) | Print system, print control apparatus and print control method | |
| US8077344B2 (en) | Print controlling apparatus and method of controlling the same | |
| CN102564553A (en) | Electronic scale, and thermosensitive printing method and device for electronic scale | |
| US8896853B2 (en) | Image forming apparatus, accelerator and image forming method | |
| JP5643946B2 (en) | Device having a plurality of interface units | |
| CN209979043U (en) | Intelligent PC bar code scale |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20161229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |