CN110641166A - Printer control circuit and printer - Google Patents
Printer control circuit and printer Download PDFInfo
- Publication number
- CN110641166A CN110641166A CN201910909110.2A CN201910909110A CN110641166A CN 110641166 A CN110641166 A CN 110641166A CN 201910909110 A CN201910909110 A CN 201910909110A CN 110641166 A CN110641166 A CN 110641166A
- Authority
- CN
- China
- Prior art keywords
- control circuit
- pins
- printer control
- module
- single chip
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
- B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
-
- 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
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/66—Applications of cutting devices
- B41J11/663—Controlling cutting, cutting resulting in special shapes of the cutting line, e.g. controlling cutting positions, e.g. for cutting in the immediate vicinity of a printed image
-
- 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
- B41J2/32—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 using thermal heads
-
- 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
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
- B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
- B41J2029/3937—Wireless communication between the printer and the cartridge, carriage or printhead
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The invention discloses a printer control circuit and a printer, and relates to the technical field of electronic circuits. The printer control circuit comprises a single chip microcomputer, a wireless communication module and a program debugging port, wherein the program debugging port and the wireless communication module are connected with a first group of pins of the single chip microcomputer. The invention shares a group of pins of the singlechip through the wireless communication module and the program debugging port, and the group of pins can achieve time-sharing multiplexing in the program debugging state and the non-program debugging state, thereby improving the utilization rate of the pins of the singlechip and reducing the cost.
Description
Technical Field
The invention relates to the technical field of electronic circuits, in particular to a printer control circuit and a printer.
Background
The existing printer control circuit occupies more CPU hardware resources, has low CPU pin utilization rate, cannot realize time-sharing multiplexing, and has the defects of complex and complicated realization, large occupied space and high cost.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, an object of the present invention is to provide a printer control circuit and a printer, which can time-division multiplex pins of a single chip, and reduce the cost.
The technical scheme adopted by the invention is as follows:
in a first aspect, the invention provides a printer control circuit, which comprises a single chip microcomputer, a wireless communication module and a program debugging port, wherein the program debugging port and the wireless communication module are connected with a first group of pins of the single chip microcomputer.
Furthermore, the printer control circuit further comprises a print head module and a display module, wherein the input end of the print head module comprises a print data receiving port, and the print data receiving port and the input end of the display module are both connected with the second group of pins of the single chip microcomputer.
Further, printer control circuit still includes temperature detection resistance, the output of print head module includes paper shaft detection port and temperature detection port, paper shaft detection port with temperature detection resistance's one end is connected, temperature detection port with temperature detection resistance's the other end is connected, temperature detection port with the third pin of singlechip is connected.
Further, the printer control circuit further comprises a cutter motor driving module and a paper feeding motor driving module, wherein the input end of the cutter motor driving module and the input end of the paper feeding motor driving module are connected with a fourth group of pins of the single chip microcomputer.
Further, the output end of the paper feeding motor driving module is also connected with a voltage sampling resistor.
Further, the printer control circuit further comprises a communication interface, and an output end of the communication interface is connected with a fifth group of pins of the single chip microcomputer.
Further, the communication interface includes a USB interface and a serial communication interface.
Further, the wireless communication module comprises a WIFI module and/or a Bluetooth module.
Further, the print head module comprises a thermal print head, and the display module comprises a display screen.
In a second aspect, the present invention provides a printer, including the printer control circuit.
The invention has the beneficial effects that:
the invention shares a group of pins of the singlechip through the wireless communication module and the program debugging port, and the group of pins can achieve time-sharing multiplexing in the program debugging state and the non-program debugging state, thereby improving the utilization rate of the pins of the singlechip and reducing the cost. The control circuit is applied to the printer, so that the circuit of the printer is simple and the occupied space is small.
Drawings
FIG. 1 is a schematic circuit diagram of an embodiment of a single-chip microcomputer of a printer control circuit according to the present invention;
FIG. 2 is a circuit schematic of one embodiment of a program debug port of a printer control circuit of the present invention;
fig. 3A is a circuit schematic diagram of an embodiment of a WIFI module of a printer control circuit in the present invention;
FIG. 3B is a circuit schematic of one embodiment of a Bluetooth module of a printer control circuit of the present invention;
FIG. 4 is a circuit schematic of one embodiment of a thermal print head of a printer control circuit of the present invention;
FIG. 5 is a circuit schematic of one embodiment of a display screen receptacle of a printer control circuit of the present invention;
FIG. 6 is a schematic circuit diagram of one embodiment of a paper feed motor drive module of a printer control circuit according to the present invention;
FIG. 7 is a circuit schematic of one embodiment of a cutter motor drive module of a printer control circuit of the present invention;
FIG. 8 is a circuit diagram of an embodiment of a USB receptacle of a printer control circuit according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example one
The embodiment provides a printer control circuit, which comprises a single chip microcomputer, a wireless communication module and a program debugging port.
In this embodiment, the wireless communication module includes a WIFI module and/or a bluetooth module.
Fig. 1, fig. 2, fig. 3A, and fig. 3B are circuit schematic diagrams of the single chip microcomputer, the program debugging port, the WIFI module, and the bluetooth module, respectively. In fig. 1, U1 is a single chip microcomputer, the model of which is STM32F103CB, and includes 48 pins; in fig. 2, J2 is a socket of the program debug port JTAG; in fig. 3A, U4 is a WIFI module, which includes an LPT200 swift chip;
in fig. 3B, U5 is a bluetooth module, which includes BM09 bluetooth chip.
Referring to fig. 1, 2, 3A and 3B, a 34 pin (J-SWDIO signal pin) and a 37 pin (output J-SWCLK signal pin) of a single chip microcomputer U1 are respectively connected to a 4 pin and a 2 pin of a program debug port J2 as a first group of pins, and a single chip microcomputer program is debugged through the program debug port J2; the 1.5K resistor R9 and the resistor R10 are respectively connected to a 12 pin and a 10 pin of the WIFI module U4, so that the state monitoring of the WIFI module is realized; and the 1.5K resistor R9 and the resistor R10 are respectively connected to the 9 pin and the 11 pin of the Bluetooth module U5, so that the state monitoring of the Bluetooth module is realized.
In a debugging state, debugging a singlechip program through a program debugging port J2; under the non-debugging state, monitor WIFI and/or bluetooth module's state for time sharing multiplex is realized as a set of pin to singlechip U1's 34 pin and 37 pins, improves the utilization ratio of singlechip U1 pin, reduce cost.
Example two
On the basis of the first embodiment, the printer control circuit provided by this embodiment further includes a printhead module and a display module.
In this embodiment, the print head module includes a thermal print head, and the display module includes a display screen.
Fig. 4 and 5 are schematic circuit diagrams of the thermal print head and the display screen socket, respectively.
Referring to fig. 4, J7 is a thermal printhead, and the model is CAPD245, and 7 pins and 8 pins of J7 are used as print data receiving ports, and are respectively connected to a second group pin 28 (SPI2_ MOSI signal pin) and a second group pin 26 (SPI2_ SCK signal pin) of the single chip U1, and receive dot matrix data to be printed, which is sent by the single chip U1.
Referring to fig. 5, J3 is a display socket, and is connected to a display (not shown in the figure), and pins 5 and 7 are respectively connected to pins 28 and 26 of the second group of pins of the single chip U1, and receive data to be displayed, which is sent by the single chip U1, and the data is displayed through the display.
In the printing state, printing is performed by the thermal head J7; under the non-printing state, display data are sent to the display screen through the display screen socket J3, time-sharing multiplexing is achieved by using the 28 pins and the 26 pins of the single chip microcomputer U1 as a group of pins, the utilization rate of the U1 pins of the single chip microcomputer is improved, and cost is reduced.
Further, the printer control circuit includes a temperature detection resistor (not shown in the figure). Referring to fig. 4, 19 pins and 42 pins of the thermal printhead J7 are used as paper AXIS detection ports (AXIS _ OPEN) and connected with one end of a temperature detection resistor, 20 pins are used as temperature detection ports and connected with the other end of the temperature detection resistor, and the 20 pins are also connected with 11 pins (PRT _ NTC _ IN signal pins) of the single chip microcomputer U1, so that paper AXIS IN-place detection and temperature detection are realized simultaneously through sampling of the single chip microcomputer, the cost of an I/O port of the single chip microcomputer is saved, and the cost is reduced.
EXAMPLE III
On the basis of the second embodiment, the printer control circuit provided by the embodiment further comprises a cutter motor driving module and a paper feeding motor driving module.
In this embodiment, the cutter motor driving module includes a cutter motor driving chip, and the paper feed motor driving module includes a paper feed motor driving chip.
Fig. 6 and 7 are schematic circuit diagrams of the paper feeding motor driving module and the cutter motor driving module, respectively.
Referring to fig. 6, U6 is a paper feeding motor driving chip, and is of a type DRV8833, and pins 9, 10, 15, and 16 of U6 are respectively connected to pin 42 (MT _ a + signal pin), pin 43 (MT _ a-signal pin), pin 45 (MT _ B + signal pin), and pin 46 (MT _ B-signal pin) of a single chip microcomputer U1, and receive a paper feeding driving signal sent by the single chip microcomputer U1; the 7 pins, 5 pins, 4 pins and 2 pins of the U6 are respectively connected with the 49 pins, 47 pins, 48 pins and 50 pins of the thermal printing head J7. The paper feeding motor driving chip U6 outputs two-phase 4-wire pulse signals according to 4 stepping logics provided by the singlechip U1, so that the stepping motors connected with the pins 49, 47, 48 and 50 of the thermal printing head J7 rotate to drive the paper to advance.
Referring to fig. 6, sampling resistors R15 and R16 are connected to the 7 pin (MT _ a) of the paper feeding motor driving chip U6, and a 8.4V power supply is connected to a connection point of R15 and R16. The paper feeding motor is driven, and meanwhile, the function of monitoring the power supply voltage can be completed. The traditional printer power supply voltage monitoring circuit is that a sampling resistor is directly connected with a power supply, and the sampling resistor always works as long as a printer works, so that power is consumed. According to the embodiment, the sampling resistor is connected to the paper feeding motor driving chip U6, and only when the paper feeding motor starts to work, the voltage is monitored, so that the static power consumption of a traditional power supply voltage sampling circuit is solved, and the function of monitoring the power supply voltage is realized by the circuit.
Referring to fig. 7, U7 is a cutter motor driving chip, model number DRV 8833; j6 is a cutter motor socket model CAPD245, connected to a cutter motor (not shown). The 9 pin, the 10 pin, the 15 pin and the 16 pin of the U7 are respectively connected with a 42 pin (MT _ A + signal pin), a 43 pin (MT _ A-signal pin), a 45 pin (MT _ B + signal pin) and a 46 pin (MT _ B-signal pin) of the singlechip U1, and receive a cutter driving signal sent by the singlechip U1; the 7 pins, 5 pins, 4 pins and 2 pins of the U7 are respectively connected with the 11 pins, 12 pins, 8 pins, 7 pins, 10 pins, 9 pins and 6 pins, 5 pins of the J6, and a cutter driving signal is sent to the cutter motor through the cutter motor socket J6 to drive the cutter motor to work.
In the printer control circuit provided by the embodiment, the paper feeding motor driving chip and the cutter motor driving chip share the 4-way PWM signal output pins (42 pins, 43 pins, 45 pins and 46 pins) of the single chip microcomputer U1, so that the occupied resources are less, the cost is reduced, and the circuit is simpler.
Example four
On the basis of the third embodiment, the printer control circuit provided by this embodiment further includes a communication interface, and the communication interface mainly includes a USB interface and a serial communication interface.
Fig. 8 is a schematic circuit diagram of the USB socket, and J1 is the USB socket.
Referring to fig. 1 and 8, a pin 33 (USB signal pin) and a pin 30 (serial signal pin) of the single chip microcomputer U1 are connected through a resistor R11 of 1.5K, and then connected to one of a pair of pins 2 and 3 of the J1; the 32 pin (USB signal pin) and the 31 pin (serial signal pin) of the single chip microcomputer U1 are connected through a 1.5K resistor (not shown in the figure), and then connected to the other pin of the pair of pins 2 and 3 of the J1. When the printer is started, the firmware program of the singlechip U1 resets the USB signal first, and enters a USB receiving mode when detecting that external incoming data is USB data (for example, the printer is connected with a USB data line); when detecting that external incoming data is serial data (for example, the printer is connected with an RS232 serial port), the USB signal pin is closed, and at the moment, the USB socket J1 is used as a serial communication interface, so that the automatic identification of the USB data and the serial data by the single chip microcomputer U1 is realized.
EXAMPLE five
The present embodiment provides a printer including the printer control circuit described in the first to fourth embodiments. The working process of the printer control circuit refers to the description of the first to fourth embodiments, and is not repeated herein.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The printer control circuit is characterized by comprising a single chip microcomputer, a wireless communication module and a program debugging port, wherein the program debugging port and the wireless communication module are connected with a first group of pins of the single chip microcomputer.
2. The printer control circuit of claim 1, further comprising a print head module and a display module, wherein the input terminal of the print head module comprises a print data receiving port, and the print data receiving port and the input terminal of the display module are both connected to the second set of pins of the single chip microcomputer.
3. The printer control circuit according to claim 2, wherein the printer control circuit further comprises a temperature detection resistor, the output end of the printhead module comprises a paper shaft detection port and a temperature detection port, the paper shaft detection port is connected to one end of the temperature detection resistor, the temperature detection port is connected to the other end of the temperature detection resistor, and the temperature detection port is connected to a third pin of the single chip microcomputer.
4. The printer control circuit according to claim 3, further comprising a cutter motor driving module and a paper feeding motor driving module, wherein an input terminal of the cutter motor driving module and an input terminal of the paper feeding motor driving module are connected to a fourth group of pins of the single chip microcomputer.
5. The printer control circuit of claim 4, wherein a voltage sampling resistor is further connected to the output of the paper feeding motor driving module.
6. The printer control circuit of claim 5, further comprising a communication interface, wherein an output end of the communication interface is connected to a fifth group of pins of the single chip.
7. The printer control circuit of claim 6, wherein the communication interface comprises a USB interface and a serial communication interface.
8. Printer control circuit according to anyone of claims 1 to 7, characterized in that said wireless communication module comprises a WIFI module and/or a Bluetooth module.
9. A printer control circuit as claimed in any one of claims 2 to 7, wherein said printhead module comprises a thermal printhead and said display module comprises a display screen.
10. A printer comprising a printer control circuit as claimed in any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910909110.2A CN110641166B (en) | 2019-09-25 | 2019-09-25 | Printer control circuit and printer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910909110.2A CN110641166B (en) | 2019-09-25 | 2019-09-25 | Printer control circuit and printer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110641166A true CN110641166A (en) | 2020-01-03 |
CN110641166B CN110641166B (en) | 2021-12-07 |
Family
ID=68992590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910909110.2A Active CN110641166B (en) | 2019-09-25 | 2019-09-25 | Printer control circuit and printer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110641166B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113400813A (en) * | 2021-06-17 | 2021-09-17 | 浙江汇诚汇捷影像数码科技有限公司 | Control system of medical thermosensitive film printer |
CN114261216A (en) * | 2021-12-31 | 2022-04-01 | 深圳市普贴科技有限公司 | Control circuit of handheld printer |
Citations (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5662167A (en) * | 1979-10-26 | 1981-05-27 | Canon Inc | Printer |
DE3305411A1 (en) * | 1981-08-20 | 1984-08-23 | Siegfried 7562 Gernsbach Schwarz | Branch of a data channel for microcomputers |
JPS62299362A (en) * | 1986-06-19 | 1987-12-26 | Sato:Kk | Thermal printer |
JPS63262255A (en) * | 1987-04-20 | 1988-10-28 | Matsushita Graphic Commun Syst Inc | Printer |
JPH03236983A (en) * | 1990-02-14 | 1991-10-22 | Tokyo Electric Co Ltd | Thermal printer |
US5138376A (en) * | 1988-07-12 | 1992-08-11 | Minolta Camera Kabushiki Kaisha | Image forming apparatus including control system provided with a master control unit and a plurality of subsidiary control units |
JP2004287530A (en) * | 2003-03-19 | 2004-10-14 | Seiko Epson Corp | Memory control circuit, printer controller, and method for controlling operating mode of printer controller having storage device capable of switching operating mode |
CN1949276A (en) * | 2006-10-26 | 2007-04-18 | 深圳市穗彩科技开发有限公司 | Lottery ticket terminal |
CN201111157Y (en) * | 2007-09-27 | 2008-09-03 | 北京市邮政科学研究所 | Postage label printer |
CN201149654Y (en) * | 2007-12-29 | 2008-11-12 | 深圳和而泰智能控制股份有限公司 | Single-chip I/O mouth time-sharing multiplexing control circuit |
CN101691090A (en) * | 2009-08-03 | 2010-04-07 | 厦门敏讯信息技术股份有限公司 | Device and method for controlling thermal printer by using GSM module with SPI interface |
CN101738951A (en) * | 2008-11-24 | 2010-06-16 | 苏州市职业大学 | Key input and display output dual-purpose circuit of singlechip |
CN201662815U (en) * | 2009-12-18 | 2010-12-01 | 中外合资南京富士通计算机设备有限公司 | Portable thermosensitive printing equipment |
CN102085756A (en) * | 2009-12-08 | 2011-06-08 | 上海仪表厂有限责任公司 | Comprehensive tester of micro thermosensitive printer core |
CN201931748U (en) * | 2011-02-17 | 2011-08-17 | 深圳华清心仪医疗电子有限公司 | Thermosensitive printing heating control module |
CN105242665A (en) * | 2015-11-17 | 2016-01-13 | 绵阳市维博电子有限责任公司 | JTAG interface signal processing circuit and system |
CN105620060A (en) * | 2015-12-17 | 2016-06-01 | 长安大学 | Printer control circuit |
CN205674686U (en) * | 2016-06-22 | 2016-11-09 | 应志华 | A kind of miniature serial printer based on EFM32 microcontroller |
CN107244146A (en) * | 2017-05-31 | 2017-10-13 | 青岛海信智能商用系统股份有限公司 | Thermal printing head temperature-control circuit and thermal printer |
CN108569034A (en) * | 2017-03-07 | 2018-09-25 | 东芝泰格有限公司 | Printing equipment and control method, terminal device |
CN110126475A (en) * | 2019-06-17 | 2019-08-16 | 珠海趣印科技有限公司 | A kind of high-precision thermal printer |
-
2019
- 2019-09-25 CN CN201910909110.2A patent/CN110641166B/en active Active
Patent Citations (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5662167A (en) * | 1979-10-26 | 1981-05-27 | Canon Inc | Printer |
DE3305411A1 (en) * | 1981-08-20 | 1984-08-23 | Siegfried 7562 Gernsbach Schwarz | Branch of a data channel for microcomputers |
JPS62299362A (en) * | 1986-06-19 | 1987-12-26 | Sato:Kk | Thermal printer |
JPS63262255A (en) * | 1987-04-20 | 1988-10-28 | Matsushita Graphic Commun Syst Inc | Printer |
US5138376A (en) * | 1988-07-12 | 1992-08-11 | Minolta Camera Kabushiki Kaisha | Image forming apparatus including control system provided with a master control unit and a plurality of subsidiary control units |
JPH03236983A (en) * | 1990-02-14 | 1991-10-22 | Tokyo Electric Co Ltd | Thermal printer |
JP2004287530A (en) * | 2003-03-19 | 2004-10-14 | Seiko Epson Corp | Memory control circuit, printer controller, and method for controlling operating mode of printer controller having storage device capable of switching operating mode |
CN1949276A (en) * | 2006-10-26 | 2007-04-18 | 深圳市穗彩科技开发有限公司 | Lottery ticket terminal |
CN201111157Y (en) * | 2007-09-27 | 2008-09-03 | 北京市邮政科学研究所 | Postage label printer |
CN201149654Y (en) * | 2007-12-29 | 2008-11-12 | 深圳和而泰智能控制股份有限公司 | Single-chip I/O mouth time-sharing multiplexing control circuit |
CN101738951A (en) * | 2008-11-24 | 2010-06-16 | 苏州市职业大学 | Key input and display output dual-purpose circuit of singlechip |
CN101691090A (en) * | 2009-08-03 | 2010-04-07 | 厦门敏讯信息技术股份有限公司 | Device and method for controlling thermal printer by using GSM module with SPI interface |
CN102085756A (en) * | 2009-12-08 | 2011-06-08 | 上海仪表厂有限责任公司 | Comprehensive tester of micro thermosensitive printer core |
CN201662815U (en) * | 2009-12-18 | 2010-12-01 | 中外合资南京富士通计算机设备有限公司 | Portable thermosensitive printing equipment |
CN201931748U (en) * | 2011-02-17 | 2011-08-17 | 深圳华清心仪医疗电子有限公司 | Thermosensitive printing heating control module |
CN105242665A (en) * | 2015-11-17 | 2016-01-13 | 绵阳市维博电子有限责任公司 | JTAG interface signal processing circuit and system |
CN105620060A (en) * | 2015-12-17 | 2016-06-01 | 长安大学 | Printer control circuit |
CN205674686U (en) * | 2016-06-22 | 2016-11-09 | 应志华 | A kind of miniature serial printer based on EFM32 microcontroller |
CN108569034A (en) * | 2017-03-07 | 2018-09-25 | 东芝泰格有限公司 | Printing equipment and control method, terminal device |
CN107244146A (en) * | 2017-05-31 | 2017-10-13 | 青岛海信智能商用系统股份有限公司 | Thermal printing head temperature-control circuit and thermal printer |
CN110126475A (en) * | 2019-06-17 | 2019-08-16 | 珠海趣印科技有限公司 | A kind of high-precision thermal printer |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113400813A (en) * | 2021-06-17 | 2021-09-17 | 浙江汇诚汇捷影像数码科技有限公司 | Control system of medical thermosensitive film printer |
CN114261216A (en) * | 2021-12-31 | 2022-04-01 | 深圳市普贴科技有限公司 | Control circuit of handheld printer |
Also Published As
Publication number | Publication date |
---|---|
CN110641166B (en) | 2021-12-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110641166B (en) | Printer control circuit and printer | |
CN101719356B (en) | Programming method for programming EDID simultaneously on liquid crystal display multiinterface | |
CN103453985B (en) | Distributed wireless light intensity measuring instrument | |
CN108761312A (en) | A kind of high-power chip constant temperature aging testing system | |
CN202428831U (en) | Ink box tester and test printing system thereof | |
CN203250159U (en) | A wired controller circuit and an air conditioner circuit | |
CN102900543B (en) | A kind of miniature caliberating device of Digital Governor for Diesel Engine | |
CN209495660U (en) | It can be improved the control circuit of Portable label printer label gap detection precision | |
CN209305503U (en) | A kind of automobile instrument system based on can bus | |
CN214623371U (en) | Vehicle-mounted Ethernet interface conversion device | |
CN221303499U (en) | Hardware device for MCU chip function verification test | |
CN101344767A (en) | Non-encoded keyboard and display interface of watercraft embedded micro-controller | |
CN203251364U (en) | High-definition video mixing matrix control system | |
CN202811085U (en) | Micro calibration device of electronic speed regulator of diesel engine | |
JP4158581B2 (en) | Console for motor control equipment | |
CN209718957U (en) | A kind of hardware system of printer | |
CN201340680Y (en) | USB serial port communication experiment instrument | |
CN205827188U (en) | Interactive communication system based on auspicious sa MCU | |
CN211827038U (en) | High-precision air pressure controller | |
CN210573244U (en) | Visual virtual printing device for reporting results of environment monitoring instrument | |
CN214412730U (en) | Motor driver with infrared communication function | |
CN212432375U (en) | Multi-loop temperature monitoring device for power line | |
CN217821304U (en) | CPU taking, placing and heat dissipation controller for mainboard test | |
CN216285611U (en) | Motor drive equipment test circuit | |
CN219581466U (en) | Superplastic forming equipment capable of adjusting and controlling stretching distance based on single chip microcomputer |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |