CN2280320Y - Independent terminal type data processing unit - Google Patents

Abstract

The utility model relates to an independent terminal type data processor in the computer field, which is composed of a host computer (1) and an IC card (7). The utility model is characterized in that a circuit board (25) of the host computer is designed into a bus structure, and is additionally provided with bus extension slots (24). An external program memory (22) and an electrified protective data memory (23) are made into a hard card plugged type circuit board (26) which is packed into a functional package (3), and the circuit board of the host machine is packed into the host computer; points on a casing of the host computer, which are opposite to the bus extension slots, are provided with jacks (2) for the functional package. The utility model has the advantages that the independent terminal type data processor can provide multiple functions, communicate with other computers and realize two data transmitting ways of the IC card and the functional package.

Description

A kind of stand-alone terminal formula data processor

The utility model relates to a kind of independently terminal type data processor that is used for data acquisition, generation and processing, belongs to computer realm.

Current government at all levels and competent authorities are all setting up computer management information system, and this just must be generated as electronic data with a large amount of raw data of enterprises and institutions, and this is a prerequisite of setting up computer management system.The most frequently used way is that each enterprises and institutions utilizes microcomputer to carry out the generation and the processing of raw data at present, after the data that generate and handle well write disk, use disk to report and submit to competent authorities, because the disk of reporting and submitting source is complicated, the propagation of virus often causes whole management system normally to move, and simultaneously, China remains a developing country, current microcomputer is not universal fully as yet, and the enterprise that does not purchase microcomputer just can't use this mode of submitting.In order to guarantee operate as normal, eliminate the virus influence, a kind of modification as disk is reported and submitted is microcomputer configure generic smart card (calling IC-card in the following text) read write line, such raw data that generates can write in the IC-card by the IC-card read write line, uses IC-card to report and submit.This not only can solve the problem that disk is reported and submitted transmitted virus, and IC-card have easy to carry, characteristics such as security is good.But this scheme not only needs to dispose computing machine, and need purchase general purpose I C card reader, and the medium-sized and small enterprises of great majority not being purchased computing machine have very large economy burden, and existing IC-card memory capacity is limited simultaneously, is not suitable for the applications of reporting and submitting data volume big.Free-standing smart card (IC-card) read-write terminal of Chu Shouing is typically can independently carry out apparatus operating to IC-card in the market, it is by single-chip microcomputer, external program memory, data-carrier store, keyboard, display screen, IC-card read/write head parts are formed, program in the external program memory is carried out under the control of single-chip microcomputer, keyboard is used to import data and carries out function selecting, the screen prompt content of operation, the display operation result, data-carrier store is deposited ephemeral data, the data that leave in the data-carrier store can write in the IC-card by the IC-card read/write head, data in the IC-card can be read in the data-carrier store by the IC-card read/write head, this terminal device is because of carrying keyboard and display screen, just not needing to link to each other with computing machine can independent operation, the while low price, begun to use in some specific occasion, but it remains in following deficiency: 1. it is to aim at certain purposes and the special-purpose terminal that designs, it or not the data processor that generates and handle as data and designing, 2. it with whole device package in same casing, function is fixed and can't be expanded, allow a station terminal realize that all functions are impossible, to make a plurality of special-purpose terminals also be impossible in order to finish multiple function, 3. also be subjected to the restriction of IC-card memory capacity during free-standing IC-card read-write terminal is used sometimes, can not meet the demands.

The purpose of this utility model is to overcome prior art: 1. equipment can not be general, 2. termination function is fixed, can not expand, 3. be subjected to the deficiency of the restriction of IC-card memory capacity in using, and design a kind of, 1. can independently carry out data acquisition, generate and handle, 2. low price, 3. machine itself can be general, uses different routine packages and realize different functions, 4. IC-card and large-capacity storage media all can be read and write and be reported and submitted, 5. available communication modes and other computing machine carry out message exchange, the stand-alone terminal formula data processor of virus-free propagation, special proposition technical solution of the present utility model.

Basic design of the present utility model is: to the structure of existing free-standing smart card read-write terminal with in conjunction with improving; its host circuit board [25] is designed to the host circuit board bus structure; and design has a bus expansion slot [24] on host circuit board [25]; external program memory [22] is separated from host circuit board [25] circuit; and make hard card insert type circuit board [26] with electrization protection data-carrier store [23]; functional packet [3] is made in encapsulation again; main frame [1] is made in designed host circuit board [25] encapsulation that has bus expansion slot [24]; functional packet [3] can be inserted on the host circuit board [25] in the main frame [1] by bus expansion slot [24], on the main frame [1] also design be useful on the connection jack [10] of serial communication for inserting connection [27] use.

A kind of stand-alone terminal formula data processor that the utility model is designed, it reads circuit [15], address decoding circuitry [18] by single-chip microcomputer [14], data-carrier store (static RAM SRAM) [16], liquid crystal display drive circuit [12], keyboard drive circuit [17], Chinese character dot matrix and interconnects main frame [1], direct supply [11], IC-card [7] three parts that formed host circuit board [25] and the parts LCD [6] that is connected with host circuit board [25] thereof, keyboard [5], IC-card read/write head [13] formed and constituted.It is characterized in that: host circuit board [25] is designed to the host circuit board bus structure; Host circuit board [25] is gone up design a bus expansion slot [24]; External program memory [22] is separated from host circuit board [1] circuit, is located at the outside of main frame [1], and makes hard card insert type circuit board [26] with electrization protection data-carrier store [23]; Functional packet [3] is made in hard card insert type circuit board [26] encapsulation, had host circuit board [25] encapsulation of bus expansion slot [24] to make main frame [1] design; On main frame [1] shell, locate design the functional packet socket [2] that inserts usefulness for functional packet [3] is arranged over against bus expansion slot [24]; Also design has connection jack [10] on main frame [1] shell.

Of the present utility model being further characterized in that, host circuit board [25] bus is by data bus [19], address bus [20], control bus [21] constitutes, wherein data bus [19] is 8 lines, link to each other with single-chip microcomputer [14] P0 mouth, address bus [20] is 16 lines, it is to be linked to each other with address bus [20] least-significant byte by data/address latch [28] by single-chip microcomputer [14] P0 that 8 lines are wherein arranged, other 8 lines are to be linked to each other with address bus [20] most-significant byte by single-chip microcomputer [14] P2 mouth, control bus [21] is read line (RD) by single-chip microcomputer [14], write line (WR), external program memory read strobe signal line (PSEN), power lead (VCC), 5 lines of ground wire (GND) are formed, more than totally 29 lines constitute and go up machine circuit plate [25] buses; Each bar line of the bus expansion slot [24] of design on host circuit board [25] is all corresponding one by one continuous with each bar line of host circuit board [25] bus, bus expansion slot [24] should be sufficient 29 more than the line, for making nuclear interface standardizing, the bus expansion slot of 36 lines of general employing is good, and it is stand-by that the utility model leaves 7 lines; Hard card insert type circuit board [26] is based on the expander board of host circuit board [25] bus, after functional packet [3] was inserted bus expansion slot [24], each bar line that its hard card insert type circuit board [26] is gone up circuit all connected one to one by each the bar line in bus expansion slot [24] and host circuit board [25] bus; Electrization protection data-carrier store [23] on the hard card insert type circuit board [26] is the static RAM that adds the battery protection; Design has connection jack [10] on main frame [1] shell, carry out serial communication for inserting connection [27] when needed with other computing machine, when needs, can with meet the RS232 interface standard connection [27] its have one of 9 lines conversion mouthful and terminate on the serial port of other computing machine, it is had one of general stereo plug terminate in the connection jack [10] of the utility model stand-alone terminal formula data processor, making can be by communication and other computing machine exchange data information; In the time of in using, need reporting and submitting data volume much larger than IC-card [7] memory capacity; although can solve by increasing IC-card [7]; but it is very inconvenient repeatedly to change IC-card [7] in use; adopt the interior data-carrier store of functional packet [3] to add electric protection; in the data write-in functions bag [3] that stand-alone terminal formula data processor can be generated and handles; functions of use bag [3] is reported and submitted; since in the functional packet [3] storable data volume in the IC-card [7] data volume and can expand as required, be very suitable for the work of reporting and submitting of big data quantity.This to the structure of existing free-standing smart card read-write terminal and the improvement of combination, make the utility model terminal in actual applications, can realize multi-functional expansion by changing functional packet [3], use a plurality of functional packet [3] to join a main frame [1], just can realize a tractor serves several purposes.

Major advantage of the present utility model is: 1. low price, instrument is equivalent to about 1/10th of universal microcomputer, in vast medium-sized and small enterprises, popularize easily, 2. the function expansion easily, dispose a plurality of functional packet [3] and just can realize a tractor serves several purposes, but 3. independent operation, can adopt multiple mode to report and submit data, usually use IC-card [7] to report and submit, report and submit application for big data quantity, also available functional packet [3] is reported and submitted, 4. report and submit the IC-card and the functional packet of usefulness easy to carry, security is good, and 5. virus-free problem can adopt communication modes and other computing machine to carry out message exchange.

The stand-alone terminal formula data processor of above-mentioned architecture can fully satisfy the demand of competent authorities at different levels and user two aspects.After using stand-alone terminal formula data processor, raw data generates and is finished by enterprise, the user carries the IC-card [7] or the functional packet [3] of having stored data and reports and submits to competent authorities at different levels when reporting and submitting, competent authorities at different levels use corresponding read-write equipment that the data in IC-card [7] or the functional packet [3] are deposited in the computing machine, just finish this user's the work of reporting and submitting.Because this machine price makes suitable, data generate and the alternative computing machine of processing capacity, therefore be specially adapted to not purchase the medium-sized and small enterprises of computing machine, have the enterprise of computing machine also can therefore reduce the conflict of contention computing machine, this will play good impetus to popularizing of enterprise's Electronic Data Processing management.

Below in conjunction with accompanying drawing, a kind of stand-alone terminal formula data processor designed to the utility model is further described.

Fig. 1 is the designed a kind of stand-alone terminal formula data processor profile perspective view of the utility model.

As seen from the figure, independently the terminal type data processor mainly is to be made of main frame [1], functional packet [3], IC-card [7], and reflects each parts installation relation.In main frame [1], be packaged with LCD [6], keyboard [5], power switch [4] and host circuit board.Functional packet [3] can be by being located on main frame [1] casing and functional packet socket [2] be inserted in the main frame [1].IC-card [7] can insert in the IC-card read/write head by the IC-card socket [8] that is located at main frame [1] casing side, reads and writes for the terminal type data processor.The communication jack [10] that is located at main frame [1] casing top is to use when carrying out serial communication for stand-alone terminal formula data processor and other computing machine, employed connection during serial communication, its connection should meet the RS232 interface standard, one end of connection is 9 a cores conversion mouth, connect on other computing machine serial port, its other end is general stereophone plug, connect in the stand-alone terminal formula data processor communication jack [10], computing machine can carry out message exchange by the mode and the stand-alone terminal formula data processor of communication, data in the stand-alone terminal formula data processor can be sent in other computing machine, data in the computing machine also can be sent in the stand-alone terminal formula data processor, and direct supply is the power supply of this machine by supply hub [9].

Fig. 2 is the designed a kind of stand-alone terminal formula data processor board circuit structured flowchart synoptic diagram of the utility model.

This figure reflects the annexation of each parts.Expression host circuit board [25] in the fine dotted line frame in the block diagram, expression main frame [1] in the thick dashed line frame, hard card insert type circuit board [26] in the presentation function bag [3] in the thin dashed line frame in the block diagram, presentation function bag [3] in the thick dot-dash wire frame, the fine line frame is represented to be located at main frame [1] respectively and is located at each parts on the functional packet [3] in the block diagram, arrow line in the block diagram reflects the annexation between each parts, arrow is represented information direction of transfer between each parts, the arrow line of heavy line is represented one group of line, and the arrow line of fine line is represented solid wire.On structure, this stand-alone terminal formula data processor host circuit board [25] is designed to bus structure in the fine dotted line frame, host circuit board [25] bus is to be made of data bus [19], address bus [20], control bus [21], and the host circuit board bus is 29 lines.Single-chip microcomputer (8031) [14], data-carrier store [16], liquid crystal display drive circuit [12], keyboard drive circuit [17], Chinese character dot matrix reads circuit] 15] interconnect by bus.Address decoding circuitry [18] (general programmable device GAL) Input Address signal, control signal is exported the chip slapper of each address section and is selected signal.It is by two data/address latch [28] (74LS573) that Chinese character dot matrix reads circuit [15], a counter circuit [29], a Chinese character dot matrix chip [30] is formed, single-chip microcomputer [14] (74LS573) gives the start address of each Chinese character in Chinese character dot matrix chip [30] by data bus [1 9] to two data/address latch [28], single-chip microcomputer [14] can be from data bus [19] 32 the byte Chinese character dot matrixs that read back then, whenever read a dot matrix byte, the Counter Value in the counter circuit [29] adds 1 automatically.Single-chip microcomputer [14] is given liquid crystal display control circuit [12] by address decoding circuitry [18] gating by data bus [19] with data message and command information, and control liquid crystal [6] shows.Keypad information is by keyboard control circuit [17] (8279) control, when button, single-chip microcomputer [14] but gating keyboard control circuit [17] reads key assignments.C2 in [13] 8 pins of 6 lines and IC-card read/write head is arranged in single-chip microcomputer [14] the P1 mouth, C3, C4, C6, C7, C8 links to each other, control IC-card [7] read-write, IC-card read/write head [13] pin C1 connects power supply, C5 ground connection.Single-chip microcomputer [14] can carry out random read-write to any byte of data storer [16] by address bus [20] addressing, and its data are placed on data bus [19].For being located at the hard card insert type circuit board [26] in the functional packet [3], external program memory [22] is placed on the hard card insert type circuit board [26] with electrization protection data-carrier store [23] in the thin dashed line frame.Go up design at host circuit board [25] a bus expansion slot [24] is arranged.Hard card insert type circuit board [26] can be corresponding be inserted in the bus expansion slot [24] on the host circuit board [25], functional packet [3] is made in hard card insert type circuit board [26] encapsulation, had host circuit board [25] encapsulation of bus expansion slot [24] to make main frame [1] design.Functional packet [3] can be inserted and be meant in the main frame [1] in the bus expansion slot [24] that is inserted into host circuit board [25] that hard card insert type circuit board [26] can be corresponding.Each bar line of host circuit board [25] bus all with bus expansion slot [24] on each bar line connect one to one, bus expansion slot [24] should be 29 more than the line, for making nuclear interface standardizing, the bus expansion slot that generally adopts 36 lines is good.After hard card insert type circuit board [26] inserted bus expansion slot [24], the every line that hard card insert type circuit board [26] is gone up circuit connected one to one by each the bar line in bus expansion slot [24] and host circuit board [25] bus.Single-chip microcomputer [14] can move the program in the external program memory [22]; external program memory read strobe signal line (PSEN) is used for gating external program memory [22]; electrization protection data-carrier store [23] on the hard card insert type circuit board [26] is the static RAM that adds electric protection; single-chip microcomputer [14] is by address bus [20] addressing; can carry out random read-write to powering up any byte of protected data storer [23], its data are placed on the data bus [19].The data that deposit in the electrization protection data-carrier store [23] can not lost because of machine closes electricity, that is to say that after functional packet [3] was taken off from main frame [1], the data in the electrization protection data-carrier store [23] still kept.Keyboard among the figure [5], LCD [6], connection socket [10] and read/write head [13] all are ingredients of main frame [1], but as the designed a kind of stand-alone terminal formula data processor of the utility model, demonstrate it among the figure and comprise main frame [1], functional packet [3], direct supply [11], IC-card [7], in the time of need carrying out communication with other computing machine, its connection [27] also should be included.

Fig. 3 is the designed a kind of stand-alone terminal formula data processor host circuit board [25] of the utility model, after functional packet is inserted bus expansion slot [24], and the electrical block diagram that is connected with card insert type circuit board [26] firmly by bus.

Be that host circuit board [25] relevant portion circuit (has saved data-carrier store in the fine dotted line frame among the figure, the keyboard drive circuit, Chinese character dot matrix reads circuit, address decoding circuitry and liquid crystal display drive circuit), be that hard card insert type circuit board [26] is gone up circuit in the thin dashed line frame among the figure, device on the fine line frame difference indication circuit plate among the figure, arrow line among the figure is that hard card insert type circuit board [26] is inserted into the circuit in the bus expansion slot [24], arrow is represented direction of insertion, line connecting relation after the dotted line reflection is inserted, heavy line is represented one group of line (bus), and fine line is represented solid wire.Host circuit board [25] bus is by data bus, address bus, control bus constitutes, and data bus is 8 lines, that is: D0, D1, D2, D3, D4, D5, D6, these 8 lines of D7 are with single-chip microcomputer [14] P0 mouth (P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6, P0.7) 8 corresponding one by one linking to each other of line, address bus is 16 lines, wherein single-chip microcomputer [14] P0 mouth (P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6, P0.7) 8 lines are by data/address latch (74LS573) [28] and address bus least-significant byte (A0, A1, A2, A3, A4, A5, A6, A7) corresponding one by one linking to each other, and single-chip microcomputer [14] P2 mouth (P2.0, P2.1, P2.2, P2.3, P2.4, P2.5, P2.6, P2.7) 8 lines and address bus most-significant byte (A8, A9, A10, A11, A12, A13, A14, A15) corresponding one by one linking to each other, control bus is read line (RD) by single-chip microcomputer [14], write line (WR), external program memory read strobe signal line (PSEN), power lead (VCC), ground wire (GND) is formed, and above-mentioned 29 lines constitute host circuit board [25] bus.Corresponding each the bar line of each bar line of host circuit board [25] bus and bus expansion slot [24] connects one to one, bus expansion slot [24] should be 29 lines, for making nuclear interface standardizing, it is general that to adopt the bus expansion slot of 36 lines be good, 7 lines that have more are empty do not connect treat after use.After hard card insert type circuit board [26] inserts bus expansion slot [24], hard card insert type circuit board [26] is gone up each bar line of circuit, by each bar homologous lines all one by one corresponding link to each other of bus expansion slot [24] with host circuit board [25] bus, that is to say, the bus one corresponding connection that hard card insert type circuit board [26] has last 29 lines of 29 lines and host circuit board [25] to constitute, so just hard card insert type circuit board [26] can be regarded as the extension of host circuit board [25], select above 29 lines as bus, be because any improvement and the expansion that hard card insert type circuit board [26] is gone up circuit can be finished under the prerequisite of not revising host circuit board [25] circuit.Bus expansion slot [24] left side is host circuit board [a 25] bus connection line among the figure; the right is hard card insert type circuit board [a 26] connection line; the address bus of external program memory [22] and data bus are by the data bus of bus expansion slot [24] with host circuit board [25]; address bus is corresponding one by one to link to each other; single-chip microcomputer [14] can be carried out the program in the external program memory [22]; external program memory read strobe signal line (PSEN) is used for gating external program memory [22]; electrization protection data-carrier store [23] on the hard card insert type circuit board [26] is the static RAM that adds electric protection; the static RAM that special built-in lithium battery is arranged; certainly can use general static RAM external battery; single-chip microcomputer [14] is by the address bus addressing; can carry out random read-write to powering up any byte of protected data storer [23], data are placed on the data bus.The data that deposit in the electrization protection data-carrier store [23] can not lost because of machine closes electricity; add the address space of the data-carrier store [23] of electric protection can be as required decoding obtains to the part address wire; the data-carrier store that adds electric protection [23] that provides among the figure is the built-in lithium battery static RAM of 32K byte; address wire A15 adds a phase inverter [31] and constitutes address decoding circuitry; the address decode signal line selects signal (CS) to link to each other with the sheet that powers up protected data storer [23], and the address space of decoding gating is 8000H～FFFFH.

Be specific embodiment of the utility model below.

Embodiment 1, and certain enterprise reports and submits every employee of our unit to pay the detailed data data of insurance money situation to insurance company, adopts the utility model device.

A kind of Miniature Terminal formula that the confession enterprise reported data that the utility model is produced is used is counted processor, physical dimension is 7 centimetres of 27 cm x, 24 cm x, be provided with the keyboard of forming by 37 keys [5] in the bottom in main frame front, functional packet socket [2] design is on the positive top of main frame [1], its size just in time can be inserted functional packet [3], LCD [6] is designed in the middle and upper part of this machine, switch [4] is designed in medium position, connection jack [10] and supply hub [9] are located at the top of this machine, and IC-card socket [8] is designed in the right flank on this machine top, its size just in time makes IC-card [7] insert wherein, functional packet is of a size of 1.6 centimetres of several 9.5 cm x, 6.2 cm x, IC-card is of a size of 0.1 centimetre of 8.6 cm x, 5.5 cm x, use be the IC-card of the large storage capacity (2K byte) bought easily on the market.In the casing of this machine, be equipped with host circuit board [25]; hard card insert type circuit board [26] then is encapsulated in the functional packet; the data-carrier store [23] that adds electric protection on the hard card insert type circuit board [26] is the built-in lithium battery static RAM of 32K byte, and every line on hard card insert type circuit board [26] circuit links to each other by bus expansion slot [24] and host circuit board [25] bus are corresponding one by one.

This enterprise every month will report and submit each employee of enterprise to pay the particulars of insurance money situation, the ID (identity number) card No. in the data on the person of comprising, the wage amount of money, sum of insurance to insurance company.It is many that enterprise person submits the data content of insurance money situation, it approximately is the data volume about the 20K byte, using IC-card [7] to report and submit needs with more than 10 IC-cards [7], very inconvenient, therefore functions of use bag [3] is reported and submitted, and functional packet [3] is to be exclusively used in to generate the functional packet [3] that insurance company needs data.

When insurance company reports and submits data, the steps include: that at first will be used to generate insurance company needs the functional packet of data [3] to be inserted into main frame [1] by functional packet socket [2], direct supply [11] is inserted in the supply hub [9].Secondly, turn on the power switch [4] and begin operation, hard card insert type circuit board [26] is gone up the program in the external program memory [22] in this machine operation function bag this moment [3], LCD [6] will be pointed out user's content of operation, the user uses keyboard [5] information of each employee insurance's situation of typing enterprise respectively according to prompting.Can enter the storage data display by " writing " key after the data processing; LCD [6] shows: " 1) write smart card; 2) the write-in functions bag "; this moment button " 2 "; LCD [6] shows: " write-in functions bag; press operation acknowledgement (operation cancellation) key "; under this picture state; confirm that by " operation acknowledgement " key write operation is (under this picture state; can cancel this write operation by " operation cancellation " key), data are written in the functional packet [3] and add in the data-carrier store [23] of electric protection on the hard card insert type circuit board [26].At last, the functional packet of finishing writing [3] is taken out, holding functional packet [3] reports and submits to insurance company, after functional packet [3] is received by insurance company, functional packet [3] is inserted in corresponding function bag [3] read-write equipment, the data message of functional packet [3] stored is read in the computing machine of insurance company, use when doing further processing for insurance company as raw data, after reporting and submitting, the user fetches functional packet [3], uses when treating to report and submit next time.

Embodiment 2, and the enterprise among the embodiment 1 also will report and submit enterprise to use the detailed data data of VAT invoice situation to the tax bureau in every month, used the utility model device.

This enterprise also will use the equipment identical with embodiment 1 (use is exclusively used in and generates the functional packet [3] that the tax bureau needs data) in every month, report and submit the operating position of every month VAT invoice to the tax bureau, the data of reporting and submitting comprises contents such as the draft bank of using invoice, the date of making out an invoice, the amount of money.Every month fewer with the VAT invoice amount, uses an IC-card [7] just can therefore use IC-card [7] to report and submit to put down full content completely.

When the tax bureau reports and submits data, the steps include: at first, to be used to generate the tax bureau needs the functional packet of data [3] to be inserted into main frame [1] by functional packet socket [2], as being inserted with other functional packet [3] on the main frame [1], then earlier this functional packet [3] is taken off, plug then and be used to generate the tax bureau and need the functional packet of data [3], direct supply [11] is inserted in the supply hub [9].Secondly, turn on the power switch [4] and begin operation, hard card insert type circuit board [26] is gone up the program in the external program memory [2 2] in this machine operation function bag this moment [3], LCD [6] will be pointed out user's content of operation, the user uses keyboard [5] every VAT invoice information of typing enterprise use respectively according to prompting.Can enter the storage data display by " writing " key after the data processing, LCD [6] shows: " 1) write smart card; 2) the write-in functions bag ", button " 1 ", LCD [6] shows: " writing smart card; press operation acknowledgement (operation cancellation) key ", under this picture state, confirm that by " operation acknowledgement " key write operation is (under this picture state, can cancel this write operation by " operation cancellation " key), data are written in the smart card, forget as the user and insert IC-card [7], LCD [6] prompting user's " insertion IC-card ", the user must insert IC-card [7] in the IC-card read/write head [13] by IC-card socket [8].At last, the IC-card of finishing writing [7] is taken out, hold IC-card [7] and report and submit to the tax bureau.After IC-card [7] is received by the tax bureau, IC-card [7] is inserted in corresponding IC-card [7] read-write equipment, the data message of IC-card [7] stored is read in the computing machine of the tax bureau, use when doing further processing for the tax bureau as raw data, after reporting and submitting, the user fetches IC-card [7], uses when treating to report and submit next time.

Embodiment 3, and enterprise uses a computer, adopt this machine and computing machine to carry out message exchange.

On other computing machine serial port of a termination with connection [27] 9 cores conversion mouth, the general stereophone plug of the other end is connect in the stand-alone terminal formula data processor communication jack [10], computing machine can carry out message exchange by the mode and the stand-alone terminal formula data processor of communication, data in the stand-alone terminal formula data processor can be sent in other computing machine, and the data in the computing machine also can be sent in the stand-alone terminal formula data processor.This function is mainly used in convenient computed user, for the user provides dirigibility in more uses.Computer Processing is powerful, the user can generate and deal with data on computers, the data of handling well can not directly be reported and submitted as computing machine itself, it will be reported and submitted by the designed stand-alone terminal formula data processor of the utility model, the steps include: 1. to use a computer and generate and deal with data, 2. the data of handling well are sent in the stand-alone terminal formula data processor, 3. use stand-alone terminal formula data processor will write from the data that computing machine sends IC-card [7] or the functional packet [3], 4. hold IC-card [7] or the functional packet [3] finished writing and go to competent authorities to report and submit.Because stand-alone terminal formula data processor itself also can independent operation, when the situation of contention computing machine appears in enterprise, but stand-alone terminal formula data processor single-set operation, when computing machine is idle, but stand-alone terminal formula data processor is the coupled computer joint operation again, and this has just strengthened the function of stand-alone terminal formula data processor.

Embodiment 1 and 2 reflects, enterprise can use two functional packet [3] by a machine simultaneously, a functional packet [3] is used to generate the data of insurance company's needs, a functional packet [3] is used to generate the data of tax bureau's needs, from now on, when if competent authorities need report and submit other data message, as long as be that the new functional packet [3] of enterprise configuration is just passable.

Claims (5)

1. stand-alone terminal formula data processor, it reads circuit [15], address decoding circuitry [18] by single-chip microcomputer [14], data-carrier store (static RAM SRAM) [16], liquid crystal display drive circuit [12], keyboard drive circuit [17], Chinese character dot matrix and interconnects main frame [1], direct supply [11], IC-card [7] three parts that formed host circuit board [25] and the parts LCD [6] that is connected with host circuit board [25] thereof, keyboard [5], IC-card read/write head [13] formed and constituted, and it is characterized in that:

A) host circuit board [25] is designed to the host circuit board bus structure,

B) host circuit board [25] is gone up design a bus expansion slot [24],

C) external program memory [22] is separated from host circuit board [25] circuit, is located at the outside of main frame [1], and makes hard card insert type circuit board [26] with electrization protection data-carrier store [23],

D) functional packet [3] is made in hard card insert type circuit board [26] encapsulation, is had host circuit board [25] encapsulation of bus expansion slot [24] to make main frame [1] design,

E) on main frame [1] shell, locate to be provided with functional packet socket [2] over against bus expansion slot [24],

F) on main frame [1] shell also design connection jack [10] arranged.

2. a kind of stand-alone terminal formula data processor according to claim 1, it is characterized in that: host circuit board [25] bus is by data bus [19], address bus [20], control bus [21] constitutes, wherein data bus [19] is 8 lines, link to each other with single-chip microcomputer [14] P0 mouth, address bus [20] is 16 lines, it is to be linked to each other with address bus [20] least-significant byte by data/address latch [28] by single-chip microcomputer [14] P0 mouth that 8 lines are wherein arranged, other 8 is to be linked to each other with address bus [20] most-significant byte by single-chip microcomputer [14] P2 mouth, control bus [21] is read line (RD) by single-chip microcomputer [14], write line (WR), external program memory read strobe signal line (PSEN), power lead (VCC), ground wire (GND) is formed, and totally 29 lines constitute host circuit board [25] bus.

3. according to claim 1 and 2 described a kind of stand-alone terminal formula data processors, it is characterized in that: each the bar line in host circuit board [25] bus all links to each other with design each bar line on the bus expansion slot [24] on the host circuit board [25] is corresponding one by one, bus expansion slot [24] should be 29 more than the line, and the bus expansion slot that generally adopts 36 lines is good.

4. according to claim 1 and 2 described a kind of stand-alone terminal formula data processors, it is characterized in that: hard card insert type circuit board [26] is based on the expander board of host circuit board [25] bus, after functional packet [3] was inserted bus expansion slot [24], each bar line that its hard card insert type circuit board [26] is gone up circuit all connected one to one by each the bar line in bus expansion slot [24] and host circuit board [25] bus.

5. a kind of stand-alone terminal formula data processor according to claim 1 is characterized in that: the electrization protection data-carrier store [23] on the hard card insert type circuit board [26] is the static RAM that adds the battery protection.

Images