CN112394890B - Printing method of intelligent terminal, label printing method and portable thermal label printer - Google Patents
Printing method of intelligent terminal, label printing method and portable thermal label printer Download PDFInfo
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- CN112394890B CN112394890B CN202011231508.4A CN202011231508A CN112394890B CN 112394890 B CN112394890 B CN 112394890B CN 202011231508 A CN202011231508 A CN 202011231508A CN 112394890 B CN112394890 B CN 112394890B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1203—Improving or facilitating administration, e.g. print management
- G06F3/1204—Improving or facilitating administration, e.g. print management resulting in reduced user or operator actions, e.g. presetting, automatic actions, using hardware token storing data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/36—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for portability, i.e. hand-held printers or laptop printers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
- B41J3/4075—Tape printers; Label printers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1237—Print job management
- G06F3/1253—Configuration of print job parameters, e.g. using UI at the client
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1278—Dedicated interfaces to print systems specifically adapted to adopt a particular infrastructure
- G06F3/1292—Mobile client, e.g. wireless printing
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The invention discloses a printing method of an intelligent terminal with an NFC module, which comprises the following steps of 1, entering a printing interface and setting printing contents; step 2, enabling the NFC module to work in a card read-write mode; step 3, detecting a field signal, and establishing NFC connection with the printer to print the content when detecting that the printer sends a matched signal; the label printer is provided with an NFC label module with built-in SRAM and EEPROM, and comprises the steps of 1, receiving a starting instruction; step 2, setting the NFC label module to work in an SRAM mode; step 3, the NFC label module detects a field signal, and establishes NFC connection with the intelligent terminal to print content when detecting that the intelligent terminal sends out a matched signal; also disclosed is a portable thermal label printer, comprising an MCU module, an NFC label module and an NFC antenna. Through the scheme, the invention is convenient for users to quickly realize equipment connection and printing, and is convenient to operate and time-saving.
Description
Technical Field
The invention relates to the technical field of thermal label printing, in particular to a printing method of an intelligent terminal, a label printing method and a portable thermal label printer.
Background
Thermal label printing is a printing method that uses thermal label material to print, and thermal label printers are devices that support such printing. The working principle of the thermal label printer is that a semiconductor heating element is arranged on a printing head, and the printing head can print required patterns after heating and contacting thermal label materials. The label has wide application in life, such as distinguishing articles and documents in offices and arranging notes for students, and particularly brings great convenience to article arrangement by using the self-adhesive label. With the popularization of thermal printing technology, portable thermal label printers for printing labels on self-adhesive label paper are popular among more and more users, and enter more and more families.
The existing label printer generally adopts a USB or Bluetooth to connect a computer or a smart phone for label printing. The handheld portable thermal label printer is mainly connected with a smart phone through Bluetooth for printing. The smart phone is used as an upper computer, the label generally has a fixed length, width or format, a user can select the label and edit the content to be printed, the smart phone sends the edited content to the label printer through Bluetooth, and the content conforming to the format is printed on label paper. The general steps are as follows:
(1) the user opens an App on the smart phone;
(2) clicking a setting menu to enter an equipment connection page, and searching Bluetooth;
(3) finding the correct equipment in the Bluetooth equipment list, and clicking connection;
(4) after the connection is successful, returning to the main interface;
(5) and clicking a content editing interface, editing the content and executing printing.
Therefore, the whole process needs to be operated for many times, and is slightly complicated. When the Bluetooth equipment searching is executed, if the environment has more Bluetooth equipment, the searching time is longer; in addition, the label printer of the user is selected from the Bluetooth device list, and the devices in the list are more, so that the user cannot quickly locate the settings. The operation process of the existing handheld portable thermal label printer is complicated, time-consuming connection is suggested, and the convenience is not enough.
Disclosure of Invention
The invention aims to provide a printing method of an intelligent terminal, a label printing method and a portable thermal label printer, which are convenient for a user to quickly realize equipment connection and printing, and are convenient to operate, time-saving and convenient.
In order to achieve the above purpose, the solution of the invention is:
a printing method of an intelligent terminal, wherein the intelligent terminal is provided with an NFC module, and the printing method comprises the following steps: step 1, entering a printing interface and setting printing contents; step 2, enabling the NFC module to work in a card read-write mode; and 3, detecting a field signal, and establishing NFC connection with the printer to print the content when detecting that the printer sends a matched signal.
In the step 3, the intelligent terminal firstly acquires the NFC speed standard of the printer, calculates the transmission time according to the printing content and the NFC speed standard, and selects the connection mode with the printer.
In the step 3, when the connection mode is selected, whether the transmission time is within a set threshold value is judged, if yes, the step A is carried out, otherwise, the step B is carried out: A. selecting an NFC channel to send printing content; B. and requesting to read the Bluetooth pairing information of the printer, and selecting a Bluetooth channel to send the printing content.
The step A comprises the following steps: a-1, subpackaging the printing content according to an NFC communication format; a-2, sequentially sending printing data through the NFC module according to the sequence of the data packets; the step B comprises the following steps: b-1, reading Bluetooth pairing information in the printer and establishing Bluetooth connection; b-2, subpackaging the printed contents according to a Bluetooth communication format; and B-3, sequentially sending the printing data through the Bluetooth according to the sequence of the data packets.
In step 1, after the print content is set, the print content is rasterized, converted into a data format that can be printed by a label printer, and the print data is compressed.
A printing method of a label printer, wherein the label printer is provided with an NFC label module with built-in SRAM and EEPROM, and comprises the following steps: step 1, receiving a starting instruction; step 2, setting the NFC label module to work in an SRAM mode; and 3, detecting the field signal by the NFC label module, and establishing NFC connection with the intelligent terminal to print the content when detecting that the intelligent terminal sends out a matched signal.
And in the step 3, after the NFC connection is established with the intelligent terminal, the printing data is received and/or decompressed, and printing is carried out.
In the step 3, the step of receiving the printing data comprises A-1, after the NFC connection is established with the intelligent terminal, the SRAM of the NFC label module receives the printing data; and A-2, sequentially reading the data packets from the SRAM to the buffer area, and repeating A-1 and A-2 until the reception of all the printing data is completed.
In the step 1, after a starting-up instruction is received, whether the Bluetooth pairing information is stored in the EEPROM of the NFC tag module is judged, and if not, the Bluetooth pairing information is written into the EEPROM.
When the label printer receives a request for establishing Bluetooth connection, the method comprises the following steps of B-1, switching the NFC label module into an EEPROM mode, and establishing Bluetooth connection with an intelligent terminal; b-2, receiving printing data to a Bluetooth module of the printer; and B-3, reading the data packets from the Bluetooth module of the printer to the buffer area in sequence, and repeating the step B-1 and the step B-2 until all the printing data are received.
A portable thermal label printer comprises an MCU module, an NFC label module and an NFC antenna; the NFC tag module is connected with the MCU module, and the INTR is connected with an interrupt controller of the MCU module; the NFC tag module is internally provided with an SRAM and an EEPROM, the SRAM is used for program operation and data caching, and the EEPROM is used for storing Bluetooth pairing information; the NFC antenna is connected with the NFC label module and used for establishing NFC connection with the intelligent terminal.
And the NFC label module is connected with the MCU module through a corresponding communication interface.
The portable thermal label printer further comprises a printer Bluetooth module; the printer Bluetooth module is connected with the MCU module and used for establishing Bluetooth connection and data caching with the intelligent terminal; and the MCU module acquires printing data from the SRAM or the printer Bluetooth module according to the connection mode with the intelligent terminal.
And the printer Bluetooth module is connected with the MCU module through a corresponding communication interface.
After the technical scheme is adopted, the NFC label module with the bidirectional data communication function is added on the body of the handheld portable thermosensitive label printer, and on the intelligent terminal with the NFC function, a user only needs to open the APP to edit the printing content and then enables the intelligent terminal to be close to the NFC antenna of the label printer, so that the one-touch printing function can be realized, and the operation steps of the user are greatly simplified. Under the multi-user use scene of family, every user can both realize label printing very conveniently, swiftly, especially the old person need not know the relevant knowledge that bluetooth equipment connects and use when using, only needs 2 steps can accomplish the operation, has greatly reduced old person's learning cost, has realistic social meaning.
When the data is required to be sent and received in a Bluetooth connection mode, the mobile phone can directly read the Bluetooth pairing information from the EEPROM for quick connection, so that repeated operations of searching Bluetooth equipment and establishing connection by a user are simplified, and the method is more convenient and quicker.
Description of the drawings:
FIG. 1 is a block diagram of the structure of an embodiment of the present invention;
the reference numbers indicate: an MCU module 1; flash 11; TIMER 12; an SPI controller 13; a GPIO 14; an NFC tag module 2; an SRAM21; an EEPROM 22; a printer Bluetooth module 3; an NFC antenna 4; a motor 5; a thermal print head 6; label printing APP 7; a mobile phone NFC 8; and the mobile phone Bluetooth 9.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
The invention comprises a printing method of an intelligent terminal, wherein the intelligent terminal takes a mobile phone as an example and is provided with a mobile phone NFC 8, and the printing method comprises the following steps:
And 2, enabling the mobile phone NFC 8 to work in a card read-write mode.
And 3, detecting a field signal, and establishing NFC connection with the printer to print the content when detecting that the thermal label printer sends a matched signal. In the embodiment, the mobile phone first acquires the NFC rate standard of the printer, calculates the transmission time according to the printing content and the NFC rate standard, and selects the connection mode with the printer; when selecting the connection mode, judging whether the transmission time is within a set threshold value, if so, performing the step A, otherwise, performing the step B: A. selecting an NFC channel to send printing contents; B. and requesting to read the Bluetooth pairing information of the printer, and selecting a Bluetooth channel to send the printing content.
In the printing method of the intelligent terminal, the step A comprises the following steps:
a-1, subpackaging the printing content according to an NFC communication format;
a-2, sequentially sending printing data through a mobile phone NFC 8 according to the sequence of the data packets;
the step B comprises the following steps:
b-1, reading Bluetooth pairing information in the printer and establishing Bluetooth connection;
b-2, subpackaging the printed contents according to a Bluetooth communication format;
b-3, sequentially sending the printing data through the mobile phone Bluetooth 9 according to the sequence of the data packets.
The invention also comprises a printing method of the thermal label printer, the printer is provided with an NFC label module 2 with built-in SRAM21 and EEPROM22, and the printing method comprises the following steps:
And 2, setting the NFC tag module 2 to work in an SRAM mode.
And 3, detecting the field signal by the NFC label module 2, and establishing NFC connection with the mobile phone to print the content when detecting that the mobile phone sends out a matched signal. In the embodiment, after the NFC connection is established with the mobile phone, the printing data is received and/or decompressed for printing; the step of receiving print data includes: a-1, after establishing NFC connection with a mobile phone, an SRAM21 of an NFC label module 2 receives printing data; and A-2, sequentially reading the data packets from the SRAM21 to the buffer area, and repeating the A-1 and the A-2 until the reception of all the printing data is completed.
When the label printer receives a request to establish a bluetooth connection, the method comprises the steps of: b-1, switching the NFC label module 2 into an EEPROM mode, and establishing Bluetooth connection with the mobile phone; b-2, receiving the printing data to a Bluetooth module 3 of the printer; and B-3, reading the data packets from the Bluetooth module 3 of the printer to the buffer area in sequence, and repeating the step B-1 and the step B-2 until the reception of all the printing data is completed.
The invention also comprises a handheld portable thermal label printer as shown in fig. 1, which comprises an MCU module 1, an NFC label module 2, a printer Bluetooth module 3, an NFC antenna 4, a motor 5 and a thermal printing head 6.
The NFC tag module 2 is connected with the MCU module 1, and the INTR is connected with an interrupt controller of the MCU module 1; an SRAM21 (static random access memory) and an EEPROM22 (electrified erasable programmable read only memory) are arranged in the NFC tag module 2, the SRAM21 is used for program operation and data caching, and the EEPROM22 is used for storing Bluetooth pairing information;
the printer Bluetooth module 3 is connected with the MCU module 1 and used for establishing Bluetooth connection and data caching with the intelligent terminal; the NFC antenna 4 is connected with the NFC tag module 2 and used for establishing NFC connection with the intelligent terminal, receiving data and storing the data in the SRAM21; when the intelligent terminal is in work, the MCU module 1 acquires label data from the SRAM21 or the printer Bluetooth module 3 according to the connection mode with the intelligent terminal, and drives the motor 5 to feed paper and the thermal printing head 6 to print.
The MCU module 1 comprises a Flash memory 11, a high-precision TIMER 12, an SPI controller 13 and a GPIO 14, wherein the Flash memory 11 is used for storing codes of program operation, the high-precision TIMER 12 drives a motor 5 through an H-bridge circuit to carry out paper feeding, the SPI controller 13 sends label data to a thermosensitive printing head 6, and the GPIO 14 controls data latching and heating enabling.
The NFC label module 2 is connected with the MCU module 1 through I2C, and the printer Bluetooth module 3 is connected with the MCU module 1 through UART.
The connection modes such as I2C, UART, SPI and the like are not fixed interface designs but are according to selected components
The interface mode is determined.
The intelligent terminal is an intelligent mobile phone.
The specific printing process of the invention comprises the following steps: when the handheld portable thermosensitive label printer is used for printing, the intelligent terminal matched with the built-in label printing APP 7 comprises the following steps:
step 8A, the mobile phone selects an NFC channel to send printing data:
8A-1, subpackaging the print data according to an NFC communication format by the mobile phone;
8A-2, the mobile phone sequentially sends printing data to an SRAM21 of the NFC label module 2 through NFC according to the sequence of the data packets;
8A-3, the MCU module 1 sequentially reads data packets from the SRAM21 of the NFC tag module 2 to a cache region, and repeats 8A-2 and 8A-3 until the reception of all the printing data is completed, and then step 9 is carried out;
step 8B, the mobile phone requests to read the Bluetooth pairing information, selects a Bluetooth channel to send printing data:
8B-1, the MCU module 1 switches the NFC label module 2 into an EEPROM mode;
8B-2, the mobile phone reads the Bluetooth pairing information in the EEPROM22 and establishes Bluetooth connection;
8B-3, subpackaging the printing data according to a Bluetooth communication format by the mobile phone;
8B-4, the mobile phone sequentially sends the printing data to the printer Bluetooth module 3 through the mobile phone Bluetooth 9 according to the sequence of the data packets;
8B-5. The MCU module 1 reads the data packets from the Bluetooth module 3 of the printer to the buffer area in sequence, and repeats 8B-4 and 8B-5 until the reception of all the printing data is completed, and then carries out step 9;
and 9, decompressing the printing data by the MCU module 1, sending the printing data to the thermal printing head 6 line by line, controlling the motor 5 to feed paper, and gradually printing the label.
Through the scheme, the NFC label module 2 with the bidirectional data communication function is added on the body of the handheld portable thermosensitive label printer, and on the intelligent terminal with the NFC function, a user only needs to open the APP to edit the printing content and then enables the intelligent terminal to be close to the NFC antenna 4 of the label printer, so that the one-touch printing function can be realized, and the operation steps of the user are greatly simplified. Under the multi-user use scene of family, every user can both realize label printing very conveniently, swiftly, especially the old person need not know the relevant knowledge of bluetooth equipment connection and use when using, only needs 2 steps can accomplish the operation, has greatly reduced old person's learning cost, has realistic social meaning.
When the invention needs to send and receive data in a Bluetooth connection mode, the mobile phone can directly read the Bluetooth pairing information from the EEPROM22 for quick connection, thereby simplifying the repeated operations of searching Bluetooth equipment and establishing connection by a user, and being more convenient and quick.
The invention mainly aims at a handheld portable thermal label printer, the application scene of the handheld portable thermal label printer is mainly small labels used in the sorting and classification of printed objects, such as file identifications, object names, names and the like, the handheld portable thermal label printer is characterized by small and exquisite appearance, convenient carrying and less printing content, and printing data can be transmitted to the label printer from a mobile phone through NFC within a few seconds.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (6)
1. A printing method of an intelligent terminal, wherein the intelligent terminal is provided with an NFC module, and is characterized by comprising the following steps:
step 1, entering a printing interface and setting printing contents;
step 2, enabling the NFC module to work in a card read-write mode;
step 3, detecting a field signal, and establishing NFC connection with the printer to print contents when detecting that the printer sends a matched signal;
in the step 3, the intelligent terminal firstly acquires the NFC speed standard of the printer, calculates the transmission time according to the printing content and the NFC speed standard, and selects the connection mode with the printer;
in the step 3, when the connection mode is selected, whether the transmission time is within a set threshold value is judged, if so, the step A is carried out, otherwise, the step B is carried out;
A. selecting an NFC channel to send printing content;
B. and requesting to read the Bluetooth pairing information of the printer, and selecting a Bluetooth channel to send the printing content.
2. The printing method of the intelligent terminal according to claim 1, wherein: the step A comprises the following steps:
a-1, subpackaging the printing content according to an NFC communication format;
and A-2, sequentially sending printing data through the NFC module according to the sequence of the data packets.
3. The printing method of the intelligent terminal according to claim 1, wherein: the step B comprises the following steps:
b-1, reading Bluetooth pairing information in the printer and establishing Bluetooth connection;
b-2, subpackaging the printed contents according to a Bluetooth communication format;
b-3, sequentially sending the printing data through the Bluetooth according to the sequence of the data packets.
4. A printing method of an intelligent terminal according to any one of claims 1 to 3, characterized in that: in step 1, after the print content is set, the print content is rasterized, converted into a data format that can be printed by a label printer, and the print data is compressed.
5. A printing method of a label printer provided with an NFC label module, characterized by comprising the steps of:
step 1, receiving a starting instruction;
step 2, setting the NFC label module to work in an SRAM mode;
step 3, the NFC label module detects a field signal, and when a matched signal sent by the intelligent terminal is detected, NFC connection is established with the intelligent terminal to print the content;
in the step 3, the step of receiving the print data includes
A-1, after NFC connection is established with an intelligent terminal, an SRAM of an NFC label module receives printing data;
a-2, sequentially reading data packets from the SRAM to a buffer area, and repeating A-1 and A-2 until the reception of all printing data is completed;
in the step 1, after a starting-up instruction is received, whether Bluetooth pairing information is stored in an EEPROM of the NFC tag module is judged, and if not, the Bluetooth pairing information is written into the EEPROM;
when the label printer receives a request for establishing a Bluetooth connection, the method comprises the following steps:
b-1, switching the NFC tag module into an EEPROM mode, and establishing Bluetooth connection with an intelligent terminal;
b-2, receiving printing data to a Bluetooth module of the printer;
and B-3, sequentially reading the data packets from the Bluetooth module of the printer to the buffer area, and repeating B-1 and B-2 until the reception of all the printing data is completed.
6. A portable thermal label printer characterized by: the NFC tag comprises an MCU module, an NFC tag module and an NFC antenna;
the NFC tag module is connected with the MCU module, and the INTR is connected with an interrupt controller of the MCU module;
the NFC tag module is internally provided with an SRAM and an EEPROM, the SRAM is used for program operation and data caching, and the EEPROM is used for storing Bluetooth pairing information;
the NFC antenna is connected with the NFC label module and used for establishing NFC connection with the intelligent terminal;
the NFC tag module is connected with the MCU module through a corresponding communication interface;
the Bluetooth module of the printer is also included;
the printer Bluetooth module is connected with the MCU module and used for establishing Bluetooth connection and data caching with the intelligent terminal;
the MCU module acquires printing data from the SRAM or the printer Bluetooth module according to the connection mode with the intelligent terminal;
and the printer Bluetooth module is connected with the MCU module through a corresponding communication interface.
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| CN113641313A (en) * | 2021-08-13 | 2021-11-12 | 湖南医标通信息科技有限公司 | Catheter identification printing control system and method |
| CN114261216A (en) * | 2021-12-31 | 2022-04-01 | 深圳市普贴科技有限公司 | Control circuit of handheld printer |
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