CN201685534U - Control circuit of printer - Google Patents
Control circuit of printer Download PDFInfo
- Publication number
- CN201685534U CN201685534U CN2010201925295U CN201020192529U CN201685534U CN 201685534 U CN201685534 U CN 201685534U CN 2010201925295 U CN2010201925295 U CN 2010201925295U CN 201020192529 U CN201020192529 U CN 201020192529U CN 201685534 U CN201685534 U CN 201685534U
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- controller
- interface
- control
- control circuit
- timer
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Abstract
The utility model discloses a control circuit of a printer, which comprises a power supply component, a clock controller, a system controller, a storage unit and an interface unit. The power supply component and the clock controller supply a power supply and a standard clock to the control circuit; the system controller is connected with the interface unit to transmit data; and the storage unit is connected with the system controller and a programmable timer to store corresponding programs. The control circuit integrates all the functions required by printer control, such as motor control, printing head control, buzzer control, alarm control, parallel port, serial port and USB port control, and AD, TIMER and interrupt control and the like. All the control functions of the needle printer can be realized through one circuit. The hardware realizing of certain functions (such as buzzer control, alarm control and the like) ensures that the printer control is simpler.
Description
Technical field
The utility model relates to field of printer control technology, specifically be a kind of can be by highly integrated control circuit of stylus printer.
Background technology
Existing domestic impact printer substantially all adopts external technology, system board generally all adopts the mode with the special-purpose control of 16 embedded microprocessors (or 32 embedded microprocessors)+impact printer integrated circuit, shortcomings such as it is bad to exist integrated level, and cost is higher, and power consumption is big.
This project adopts 32 low-power consumption RISC CPU C310; simultaneously integrated and the relevant circuit module of printer control; have anti-interference, advantages such as the real time end mouth brush new, reverse protection, low-power consumption; the hardware of its some function realizes, will make that product is reliable more, exploitation is convenient, cost is cheaper.In addition, also can expand new application space.Therefore the very big market space and wide application prospect are arranged.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the utility model proposes a kind of new printer control circuit, concrete technical scheme is as follows:
A kind of new printer control circuit comprises power supply unit, clock controller, system controller, memory cell, interface unit; Described power supply unit and clock controller provide power supply and standard time clock for this control circuit; Described system controller is connected with interface unit, carries out transfer of data; Described memory cell is connected with programmable timer with system controller, the storage corresponding program.
Described clock controller, system controller, interface unit and memory cell are passed through bus communication; Described clock controller, system controller and interface unit are connected into different bus respectively with memory cell, are provided with data converter between the double bus.
Described memory cell comprises E
2PROM and corresponding controllers, SRAM and corresponding controllers, USB physical interface and corresponding controllers and external memory controller, they are connected into memory cell place bus; Described USB controller also is connected with SRAM.
Described memory cell also connects online Debug interface.
Also comprise programmable timer and timer controller; Described timer controller is connected with Programmable Logic Controller, and provides the external timer interface by timer controller; Programmable timer and timer controller insert described bus.
Described interface unit comprises A/D controller, I/O controller, serial ports controller, parallel port, interrupt control unit, controllor for step-by-step motor and print head controller, magnetic stripe data Read Controller, IC-card data reading controller; Described A/D controller is provided with outside A/D interface, serial ports controller is provided with external serial interface, interrupt control unit is provided with the external interrupt control interface, controllor for step-by-step motor is provided with outside step motor control interface, print head controller is provided with outside printhead control interface, and the magnetic stripe data Read Controller is provided with the magnetic stripe control interface, the IC-card data reading controller is provided with the IC-card control interface.
Described serial ports controller comprises two; Described parallel port is the IEEE-1284 parallel port; Described I/O controller is the GPIO controller, and this controller is provided with outside GPIO interface.
Described interface unit also comprises Controller of warner and buzzer controller; Controller of warner is provided with external alert device control interface; The buzzer controller is provided with outside buzzer control interface.
Described system controller is 32 level controllers.
Compared with prior art, this control circuit is a kind of all-in-one-piece 24 needle type printer controllers, comprises printhead and Electric Machine Control, external memory storage control and other functions.This control circuit is integrated, and printer is controlled needed Electric Machine Control, printhead control, buzzer control, controlling alarm, all functions such as parallel port, serial ports, the control of USB mouth and AD, TIMER, interruption control.Just can realize whole control functions of impact printer by single circuit.The hardware of some of them function (as buzzer control, controlling alarm etc.) is realized, printer control is more prone to.
Description of drawings
Fig. 1 is among the embodiment, the theory diagram of this circuit;
Fig. 2 is among the embodiment, the application state theory diagram of this circuit.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and the specific embodiment.
A kind of new printer control circuit comprises power supply unit, clock controller, system controller, memory cell, interface unit; Described power supply unit and clock controller provide power supply and standard time clock for this control circuit; Described system controller is connected with interface unit, carries out transfer of data; Described memory cell is connected with programmable timer with system controller, the storage corresponding program.
Described power supply unit can be the three-terminal voltage-stabilizing pipe of 3.3V～2.5V.Clock controller can adopt the PLL controller, is used for producing the 60MHzPLL system clock.System controller can adopt the microcontroller based on 32.32 low-power consumption RISC of C310 CPU for example.
Described clock controller, system controller, interface unit and memory cell are passed through bus communication; Described clock controller, system controller and interface unit are connected into different bus respectively with memory cell, are provided with data converter between the double bus.
In this example, it is the IP bus that institutes such as clock controller connect bus, and bus that memory cell connects is the MLB bus.
Described memory cell comprises E
2PROM and corresponding controllers, SRAM and corresponding controllers, USB physical interface and corresponding controllers and external memory controller, they are connected into memory cell place bus; Described USB controller also is connected with SRAM.
Described memory cell also connects online Debug interface.
In this example, adopt 2KB E
2PROM, 8KB SRAM.
Also comprise programmable timer and timer controller; Described timer controller is connected with Programmable Logic Controller, and provides the external timer interface by timer controller; Programmable timer and timer controller insert described bus.
Described interface unit comprises A/D controller, I/O controller, serial ports controller, parallel port, interrupt control unit, controllor for step-by-step motor and print head controller, magnetic stripe data Read Controller, IC-card data reading controller; Described A/D controller is provided with outside A/D interface, serial ports controller is provided with external serial interface, interrupt control unit is provided with the external interrupt control interface, controllor for step-by-step motor is provided with outside step motor control interface, print head controller is provided with outside printhead control interface, and the magnetic stripe data Read Controller is provided with the magnetic stripe control interface, the IC-card data reading controller is provided with the IC-card control interface.
Described serial ports controller comprises two; Described parallel port is the IEEE-1284 parallel port; Described I/O controller is the GPIO controller, and this controller is provided with outside GPIO interface.The GPIO interface is 48 universal input and output port;
Described interface unit also comprises Controller of warner and buzzer controller; Controller of warner is provided with external alert device control interface; The buzzer controller is provided with outside buzzer control interface.
What this example adopted is 4 passage external interrupt controllers, 3 passage controllor for step-by-step motor, 24 stylus printers seal head controller, 8 path 10 position ADC and 4 passages, 16 bit timing devices.
Based on the characteristics of this control circuit, this control circuit also can be realized by integrated circuit, and for example the chip of Cai Yonging is based on C*CORE C310 low-power consumption RISC CPU etc., has possessed abundant control functional resources simultaneously.
Claims (9)
1. a printer control circuit is characterized in that comprising power supply unit, clock controller, system controller, memory cell and interface unit; Described power supply unit and clock controller provide power supply and standard time clock for this control circuit; Described system controller is connected with interface unit, carries out transfer of data; Described memory cell is connected with programmable timer with system controller, the storage corresponding program.
2. printer control circuit according to claim 1 is characterized in that described clock controller, system controller, interface unit and memory cell pass through bus communication; Described clock controller, system controller and interface unit are connected into two different buses respectively with memory cell, are provided with data converter between the double bus.
3. printer control circuit according to claim 1 and 2 is characterized in that described memory cell comprises E
2PROM and corresponding controllers, SRAM and corresponding controllers, USB physical interface and corresponding controllers and external memory controller, they are connected into memory cell place bus; Described USB controller also is connected with SRAM.
4. printer control circuit according to claim 3 is characterized in that described memory cell also connects online Debug interface.
5. printer control circuit according to claim 4 is characterized in that also comprising programmable timer and timer controller; Described timer controller is connected with Programmable Logic Controller, and provides the external timer interface by timer controller; Programmable timer and timer controller insert described bus.
6. printer control circuit according to claim 5 is characterized in that described interface unit comprises A/D controller, I/O controller, serial ports controller, parallel port, interrupt control unit, controllor for step-by-step motor and print head controller, magnetic stripe data Read Controller, IC-card data reading controller; Described A/D controller is provided with outside A/D interface, serial ports controller is provided with external serial interface, interrupt control unit is provided with the external interrupt control interface, controllor for step-by-step motor is provided with outside step motor control interface, print head controller is provided with outside printhead control interface, and the magnetic stripe data Read Controller is provided with the magnetic stripe control interface, the IC-card data reading controller is provided with the IC-card control interface.
7. printer control circuit according to claim 6 is characterized in that described serial ports controller comprises two; Described parallel port is the IEEE-1284 parallel port; Described I/O controller is the GPIO controller, and this controller is provided with outside GPIO interface.
8. printer control circuit according to claim 7 is characterized in that described interface unit also comprises Controller of warner and buzzer controller; Controller of warner is provided with external alert device control interface; The buzzer controller is provided with outside buzzer control interface.
9. printer control circuit according to claim 8 is characterized in that described system controller is 32 level controllers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201925295U CN201685534U (en) | 2010-05-17 | 2010-05-17 | Control circuit of printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201925295U CN201685534U (en) | 2010-05-17 | 2010-05-17 | Control circuit of printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201685534U true CN201685534U (en) | 2010-12-29 |
Family
ID=43373823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201925295U Expired - Lifetime CN201685534U (en) | 2010-05-17 | 2010-05-17 | Control circuit of printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201685534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111907234A (en) * | 2020-08-16 | 2020-11-10 | 福建星谷信息科技有限公司 | Method and equipment for realizing buzzing by vibration of stepping motor of printer |
-
2010
- 2010-05-17 CN CN2010201925295U patent/CN201685534U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111907234A (en) * | 2020-08-16 | 2020-11-10 | 福建星谷信息科技有限公司 | Method and equipment for realizing buzzing by vibration of stepping motor of printer |
| CN111907234B (en) * | 2020-08-16 | 2022-04-19 | 福建星谷信息科技有限公司 | Method and equipment for realizing buzzing by vibration of stepping motor of printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170224 Address after: 214125 Nanjing economic and Technological Development Zone, Xian Xian Road, No. 1, Jiangsu Patentee after: Nanjing Fujitsu electronic information Polytron Technologies Inc Address before: 210046 Jiangsu, Qixia, Nanjing economic and Technological Development Zone, Xian Xian Zhong Road, No. 1 Patentee before: Nanjing Fujitsu Computer Products Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101229 |