CN205121537U - Printing information display system - Google Patents
Printing information display system Download PDFInfo
- Publication number
- CN205121537U CN205121537U CN201520906725.7U CN201520906725U CN205121537U CN 205121537 U CN205121537 U CN 205121537U CN 201520906725 U CN201520906725 U CN 201520906725U CN 205121537 U CN205121537 U CN 205121537U
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Abstract
The utility model belongs to the technical field of printing machine hardware, especially, relate to a printing information display system, including USB interface module, host system, storage module, printing machine display module, USB interface module includes USB interface U4, inductance L1, inductance L2, resistance R2, resistance R3, triode Q1, host system includes chip U1, storage module includes chip U2, resistance R1, buffer U3, the printing machine display module includes printing machine display L1. The utility model discloses in inserting the display of printing machine with the general USB interface of cell -phone, by the data of USB interface in with the cell -phone through MCU processing, transmit to and show in the printing machine display and by printing machine printing, store the SRAM memory chip simultaneously into in, it carries out data transmission with the cell -phone to realize that the printing machine is direct for the user uses more conveniently.
Description
Technical field
The utility model belongs to printer hardware technical field, particularly relates to a kind of printing information display system.
Background technology
Printing machine is the equipment that printing industry is commonly used, traditional printing machine employing computer general-purpose interface is connected with computing machine and carries out data transmission, but, the user of current use mobile phone then needs the data in mobile phone to be transferred on computing machine, printing machine is transferred to again by computing machine, could printing machine printing be used, directly can not transfer data to printing machine, use very inconvenient.
Summary of the invention
The utility model provides a kind of printing information display system, and to solve in above-mentioned background technology, traditional printing machine adopts computer general-purpose interface, can not directly and mobile phone carry out the problem of data transmission.
The technical matters that the utility model solves realizes by the following technical solutions: the utility model provides a kind of printing information display system, it is characterized in that: comprise usb interface module, main control module, memory module, printing machine display module, described usb interface module comprises USB interface U4, inductance L 1, inductance L 2, resistance R2, resistance R3, triode Q1, described main control module comprises chip U1, described memory module comprises chip U2, resistance R1, buffer U3, described printing machine display module comprises printing machine display L1, the pin 1 of described USB interface U4 connects one end of inductance L 1, one end of its pin 2 connecting resistance R2, one end of its pin 3 connecting resistance R3, its pin 4 connects one end of inductance L 2 and all ground connection, its pin 5 connects the other end of inductance L 2, the base stage of another termination triode Q1 of described inductance L 1, the collector of described triode Q1 meets voltage+5V, its emitter connects the pin 3 of chip U1, the pin 9 of another chip termination U1 of described resistance R2, the pin 10 of another chip termination U1 of described resistance R3, described chip U1 selects the single-chip microcomputer of AT89C52 model, its pin 13 connects the input end of impact damper U3, its pin 14 connects the pin 9 of chip U2, one end of its pin 21 connecting resistance R1, its pin 23 connects the pin 6 of chip U2, its pin 24 connects the pin 5 of chip U2, its pin 26 connects the pin 3 of chip U2, its pin 28 connects the pin 1 of chip U2, described chip U2 selects the sram chip of CY7C1049B-15V, its pin 19 connects the output terminal of impact damper U3, described printing machine display L1 selects the liquid crystal display of LCD12846 model, its pin 1 meets voltage+12V, its pin 2 connects its pin 10, its pin 3 connects the pin 26 of chip U2, its pin 4 connects the pin 25 of chip U2, its pin 5 connects the pin 24 of chip U2, its pin 12 ground connection.
Described triode Q1 selects the triode of NPN type number.
Described resistance R2 and resistance R3 is USB data line protective resistor.
The beneficial effects of the utility model are:
1, the USB interface of mobile phones universal is linked in the display of printing machine by the utility model, by USB interface by the data in mobile phone through single-chip microcomputer process, be transferred to display in printing machine display and printed by printing machine, be stored in SRAM memory chip simultaneously, realize printing machine directly and mobile phone carry out data transmission, user is used more convenient.
2, the utility model the most at last data be stored in SRAM memory chip, contribute to giving for change data, avoid loss of data, save the storage into brush machine self simultaneously.
3, the utility model adopts resistance R2, resistance R3 as USB data line protective resistor, and protection USB data line, avoids the excessive damage USB data line of electric current.
4, the utility model one-piece construction is simple, uses less low-power consumption components and parts, and low price, greatly reduce manufacturing cost, reduce power consumption, saves energy.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment:
As shown in Figure 1: the present embodiment: a kind of printing information display system, comprise usb interface module, main control module, memory module, printing machine display module, described usb interface module comprises USB interface U4, inductance L 1, inductance L 2, resistance R2, resistance R3, triode Q1, described main control module comprises chip U1, described memory module comprises chip U2, resistance R1, buffer U3, described printing machine display module comprises printing machine display L1, the pin 1 of described USB interface U4 connects one end of inductance L 1, one end of its pin 2 connecting resistance R2, one end of its pin 3 connecting resistance R3, its pin 4 connects one end of inductance L 2 and all ground connection, its pin 5 connects the other end of inductance L 2, the base stage of another termination triode Q1 of described inductance L 1, the collector of described triode Q1 meets voltage+5V, its emitter connects the pin 3 of chip U1, the pin 9 of another chip termination U1 of described resistance R2, the pin 10 of another chip termination U1 of described resistance R3, described chip U1 selects the single-chip microcomputer of AT89C52 model, its pin 13 connects the input end of impact damper U3, its pin 14 connects the pin 9 of chip U2, one end of its pin 21 connecting resistance R1, its pin 23 connects the pin 6 of chip U2, its pin 24 connects the pin 5 of chip U2, its pin 26 connects the pin 3 of chip U2, its pin 28 connects the pin 1 of chip U2, described chip U2 selects the sram chip of CY7C1049B-15V, its pin 19 connects the output terminal of impact damper U3, described printing machine display L1 selects the liquid crystal display of LCD12846 model, its pin 1 meets voltage+12V, its pin 2 connects its pin 10, its pin 3 connects the pin 26 of chip U2, its pin 4 connects the pin 25 of chip U2, its pin 5 connects the pin 24 of chip U2, its pin 12 ground connection, triode Q1 selects the triode of NPN type number, resistance R2 and resistance R3 is USB data line protective resistor.
The USB interface of mobile phones universal is linked in the display of printing machine by the utility model, by USB interface by the data in mobile phone through single-chip microcomputer process, be transferred to display in printing machine display and printed by printing machine, be stored in SRAM memory chip simultaneously, realize printing machine directly and mobile phone carry out data transmission, user is used more convenient; Data are stored in SRAM memory chip the most at last, contribute to giving for change data, avoid loss of data, save the storage into brush machine self simultaneously; Adopt resistance R2, resistance R3 as USB data line protective resistor, protection USB data line, avoids the excessive damage USB data line of electric current; One-piece construction is simple, uses less low-power consumption components and parts, and low price, greatly reduce manufacturing cost, reduce power consumption, saves energy.
Utilize the technical solution of the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.
Claims (3)
1. a printing information display system, it is characterized in that: comprise usb interface module, main control module, memory module, printing machine display module, described usb interface module comprises USB interface U4, inductance L 1, inductance L 2, resistance R2, resistance R3, triode Q1, described main control module comprises chip U1, described memory module comprises chip U2, resistance R1, buffer U3, described printing machine display module comprises printing machine display L1, the pin 1 of described USB interface U4 connects one end of inductance L 1, one end of its pin 2 connecting resistance R2, one end of its pin 3 connecting resistance R3, its pin 4 connects one end of inductance L 2 and all ground connection, its pin 5 connects the other end of inductance L 2, the base stage of another termination triode Q1 of described inductance L 1, the collector of described triode Q1 meets voltage+5V, its emitter connects the pin 3 of chip U1, the pin 9 of another chip termination U1 of described resistance R2, the pin 10 of another chip termination U1 of described resistance R3, described chip U1 selects the single-chip microcomputer of AT89C52 model, its pin 13 connects the input end of impact damper U3, its pin 14 connects the pin 9 of chip U2, one end of its pin 21 connecting resistance R1, its pin 23 connects the pin 6 of chip U2, its pin 24 connects the pin 5 of chip U2, its pin 26 connects the pin 3 of chip U2, its pin 28 connects the pin 1 of chip U2, described chip U2 selects the sram chip of CY7C1049B-15V, its pin 19 connects the output terminal of impact damper U3, described printing machine display L1 selects the liquid crystal display of LCD12846 model, its pin 1 meets voltage+12V, its pin 2 connects its pin 10, its pin 3 connects the pin 26 of chip U2, its pin 4 connects the pin 25 of chip U2, its pin 5 connects the pin 24 of chip U2, its pin 12 ground connection.
2. a kind of printing information display system according to claim 1, is characterized in that: described triode Q1 selects the triode of NPN type number.
3. a kind of printing information display system according to claim 1, is characterized in that: described resistance R2 and resistance R3 is USB data line protective resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906725.7U CN205121537U (en) | 2015-11-13 | 2015-11-13 | Printing information display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906725.7U CN205121537U (en) | 2015-11-13 | 2015-11-13 | Printing information display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205121537U true CN205121537U (en) | 2016-03-30 |
Family
ID=55577125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520906725.7U Expired - Fee Related CN205121537U (en) | 2015-11-13 | 2015-11-13 | Printing information display system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205121537U (en) |
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2015
- 2015-11-13 CN CN201520906725.7U patent/CN205121537U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20181113 |