CN2718658Y - External hanging tax controller - Google Patents
External hanging tax controller Download PDFInfo
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- CN2718658Y CN2718658Y CN 200420034073 CN200420034073U CN2718658Y CN 2718658 Y CN2718658 Y CN 2718658Y CN 200420034073 CN200420034073 CN 200420034073 CN 200420034073 U CN200420034073 U CN 200420034073U CN 2718658 Y CN2718658 Y CN 2718658Y
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- card
- tax
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- computer
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Abstract
The utility model discloses an external hanging tax controller, comprising a power module, a master control module, a memory module, an IC card reading/writing module, a clock module and a communication module connected with a computer. The power module supplies power to the master control module, the memory module, the IC card reading/writing module and the clock module respectively. The data port and the address port of the master control module are respectively connected with the data port and the address port of the memory module. The master control module is also connected with the IC card reading/writing module. The clock module is connected with the master control module, and the communication module is also connected with the master control module. The tax controller of the utility model can communicate with the computer via a serial port, which makes the tax controller share some resources of the computer and lowers the cost of the tax controller. The utility model with small volume is suitable to be used in small-sized markets and enterprises.
Description
[technical field]
The utility model relates to a kind of tax-control cash register and replenishes type equipment, relate in particular to a kind of can with the Out-hung Type Tax Control Device of compunlcation.
[background technology]
Owing to exist the behavior of forging invoice, opening false tickets in the economic field midium or long term, cause the loss of state tax revenue.Along with the development with The present computer technology, encryption technology carried out of country's " Golden Taxes " engineering, the tax-control cash register that management functions such as perfect gathering, statistics, form occurred having had.But the tax-control cash register of Xiao Shouing mostly is high-end devices in the market, includes display and printer, and the cost height is not high with the sharing degree of other equipment, and this class tax-control cash register is applicable to bigger market, is not suitable for small-sized market.
[summary of the invention]
Fundamental purpose of the present utility model just provides a kind of small-sized market, Out-hung Type Tax Control Device that cost is low, volume is little of being applicable to.
For achieving the above object, the utility model proposes a kind of Out-hung Type Tax Control Device, comprise power module, main control module, memory module, the IC-card module for reading and writing, clock module and the communication module that is used for being connected with computer, described power module is respectively main control module, memory module, IC-card module for reading and writing and clock module provide power supply, the data port of described main control module links to each other with address mouth with the data port of memory module respectively with address mouth, described main control module also is connected with the IC-card module for reading and writing, described clock module links to each other with main control module, and described communication module also links to each other with main control module.
Described communication module is the RS-232 transceiver, described main control module comprises 8 8-digit microcontroller U1 and the D-type latch U2 that links to each other with microcontroller U1, SRAM U3 and CPLD U6, the TX of described RS-232 transceiver, RX pin are connected with computer, and the TXD of described RS-232 transceiver, RXD pin link to each other with microcontroller U1.
The power input of described power module is used to connect computer+5V voltage.
Described power module also comprises backup battery, the power input of described backup battery be coupled in computer+5V voltage, output terminal is coupled to clock module.
Also comprise the power module that is used to connect computer and The Design of Tax Controled Device, the connector J10 of communication module.
Described IC-card module for reading and writing comprises and is used to the tax-controlling card draw-in groove that inserts the subscriber card draw-in groove of user's IC-card and be electrically connected with the subscriber card draw-in groove, be used to insert the tax control IC-card.
The beneficial effects of the utility model are: the utility model is by increasing the design communication module, make The Design of Tax Controled Device cross serial communication with the computer expert, the user is input command on computers, and the computer expert crosses serial ports and sends to The Design of Tax Controled Device, and The Design of Tax Controled Device is according to this command-execution operation and to computer passback corresponding information.Thereby make The Design of Tax Controled Device can share some resources of computer, for example display, printer, internal memory etc. hang over the outer The Design of Tax Controled Device of computer outside The Design of Tax Controled Device becomes, and the The Design of Tax Controled Device cost reduces, volume is small and exquisite thereby make, and use applicable to small-sized market and little enterprise.
Feature of the present utility model and advantage will be elaborated in conjunction with the accompanying drawings by embodiment.
[description of drawings]
Fig. 1 represents block scheme of the present utility model;
Fig. 2 represents the circuit diagram of power module of the present utility model;
Fig. 3 represents the circuit diagram of main control module of the present utility model and memory module;
Fig. 4 represents the circuit diagram of clock module of the present utility model;
Fig. 5 represents the circuit diagram of IC-card module for reading and writing of the present utility model;
Fig. 6 represents the circuit diagram of communication module of the present utility model.
[embodiment]
As shown in Figure 1, power module is respectively main control module, memory module, IC-card module for reading and writing, clock module and communication module power supply is provided, the data port of described main control module links to each other with address mouth with the data port of memory module respectively with address mouth, described main control module also is connected with clock module with the IC-card module for reading and writing, described communication module links to each other with main control module, described communication module also links to each other with computer by connector J10, so that The Design of Tax Controled Device and computer communicate.
Be illustrated in figure 2 as power module, 1 pin of the power input connecting connector J10 of power module is used to import AC+5V voltage, after resettable fuse PF1 and diode PD1 rectification, export to two pin (input end) of voltage stabilizing IC PU1 (MAX8860EUA33), PU1 output VCC (+3.3V), to supply with other module.
For guaranteeing that further clock module still has the power supply supply under the situation of outage, power module can also be set up backup battery.Backup battery is chargeable Ni-MH battery, and power supply+5V charges to Ni-MH battery by fuse PF1 and two utmost point PD2 and current-limiting resistance PR1.Simultaneously, Ni-MH battery is powered to the real-time timepiece chip U4 of clock module, and " SHDN " pin of voltage stabilizing IC PU2 is subjected to programmed control, opens battery and provide power supply to system when fill order, and data are kept perfectly when guaranteeing power down.
Be illustrated in figure 3 as main control module and memory module, comprise 8 8-digit microcontroller U1 (W78LE516P) and the D-type latch U2 (74LUTH573) that links to each other with microcontroller U1, SRAM U3 (HY62WT081E-D-T0C), CPLDU6 (XC9536XL).Memory module comprises that 2M * 8bit Flash U8 (29LV160) and ferroelectric memory U9, U10 (FM24CL64) form.The data port of described main control module links to each other with address mouth with the data port of memory module respectively with address mouth.
Be illustrated in figure 4 as clock module, clock module comprises real-time timepiece chip U4 (RX8025SA), and this chip provides real-time clock for main control module and IC-card module for reading and writing under the power supply of reserve battery.
Be illustrated in figure 5 as the IC-card module for reading and writing, the IC-card module for reading and writing comprises and is used to the tax-controlling card draw-in groove that inserts the subscriber card draw-in groove of user's IC-card and be electrically connected with the subscriber card draw-in groove, be used to insert the tax control IC-card.By triode Q1, capacitor C C1, CC2, resistance R 3, R20-R26 form, after the tax control IC-card inserts the tax-controlling card draw-in groove, its power supply input pin connects the emitter of triode Q1, the base stage of triode Q1 is coupled to the CPLD U6 of main control module by IC PWR1 line, so ICPWR1 is a tax control IC-card power control line, when this line is high, triode Q1 ends, and tax control IC-card power supply ends; When this line hangs down, triode Q1 conducting, tax control IC-card power connection.The high-low signal of IC PWR1 line is controlled by CPLD U6 (XC9536XL).ICC2 is embedded tax control IC-card, and it act as and produces tax control sign indicating number (TSAM) and store invoice data, and its IC RST2 pin links to each other with CPLD U6, and its IC I02 pin links to each other with microcontroller U1.The CHECK line is that subscriber card inserts detection line, whether imports with the clock signal of control subscriber card, and by IC-RST1 and ICI01 line input corresponding data, subscriber card can input or output data and give the ICI01 line.When subscriber card inserts, CHECK pin output signal, main control module is imported corresponding data to subscriber card according to CHECK signal controlling IC-RST1 and ICI01, and subscriber card passes through ICI01 line output data again to microcontroller U1 then.
Be illustrated in figure 6 as communication module, communication module is made up of RS-232 transceiver U5 (MAX3232C), and it has only the low-power consumption of 3.0V-5.0V.The TX pin of RS-232 transceiver U5, RX pin are connected with the 3rd pin with the 4th pin of connector J10 respectively, and the TXD pin of RS-232 transceiver U5 is connected with the 11st pin with the 13rd pin of microcontroller U1 respectively with the RXD pin.
When The Design of Tax Controled Device need utilize computer to print, first input command on computers sent to The Design of Tax Controled Device by computer after with command conversion, and enciphered message is returned in The Design of Tax Controled Device checking input, and user's input and enciphered message are printed in computer control.
Claims (6)
1. Out-hung Type Tax Control Device, comprise power module, main control module, memory module, IC-card module for reading and writing and clock module, described power module is respectively main control module, memory module, IC-card module for reading and writing and clock module power supply is provided, the data port of described main control module links to each other with address mouth with the data port of memory module respectively with address mouth, described main control module also is connected with the IC-card module for reading and writing, described clock module links to each other with main control module, it is characterized in that: also comprise being used for the communication module that is connected with computer, described communication module also links to each other with main control module.
2. Out-hung Type Tax Control Device as claimed in claim 1, it is characterized in that: described communication module is the RS-232 transceiver, described main control module comprises 8 8-digit microcontrollers (U1) and the D-type latch (U2) that links to each other with microcontroller (U1), SRAM (U3) and CPLD (U6), the TX of described RS-232 transceiver, RX pin are connected with computer, and the TXD of described RS-232 transceiver, RXD pin link to each other with microcontroller (U1).
3. Out-hung Type Tax Control Device as claimed in claim 1 or 2 is characterized in that: the power input of described power module be used to connect computer+5V voltage.
4. Out-hung Type Tax Control Device as claimed in claim 3 is characterized in that: described power module also comprises backup battery, the power input of described backup battery be coupled in computer+5V voltage, output terminal is coupled to clock module.
5. Out-hung Type Tax Control Device as claimed in claim 4 is characterized in that: also comprise being used to connect the power module of computer and The Design of Tax Controled Device, the connector of communication module (110).
6. Out-hung Type Tax Control Device as claimed in claim 3 is characterized in that: described IC-card module for reading and writing comprises and is used to the tax-controlling card draw-in groove that inserts the subscriber card draw-in groove of user's IC-card and be electrically connected with the subscriber card draw-in groove, be used to insert the tax control IC-card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420034073 CN2718658Y (en) | 2004-06-14 | 2004-06-14 | External hanging tax controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420034073 CN2718658Y (en) | 2004-06-14 | 2004-06-14 | External hanging tax controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2718658Y true CN2718658Y (en) | 2005-08-17 |
Family
ID=34892984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420034073 Expired - Fee Related CN2718658Y (en) | 2004-06-14 | 2004-06-14 | External hanging tax controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2718658Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100442317C (en) * | 2006-01-18 | 2008-12-10 | 成都前锋电子电器集团股份有限公司 | Tax controlled cash register |
| CN100454343C (en) * | 2006-01-18 | 2009-01-21 | 成都前锋电子电器集团股份有限公司 | Data storage system for tax controlled cash register |
-
2004
- 2004-06-14 CN CN 200420034073 patent/CN2718658Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100442317C (en) * | 2006-01-18 | 2008-12-10 | 成都前锋电子电器集团股份有限公司 | Tax controlled cash register |
| CN100454343C (en) * | 2006-01-18 | 2009-01-21 | 成都前锋电子电器集团股份有限公司 | Data storage system for tax controlled cash register |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050817 |