CN2282225Y - Common read and write device for IC card - Google Patents
Common read and write device for IC card Download PDFInfo
- Publication number
- CN2282225Y CN2282225Y CN 96200788 CN96200788U CN2282225Y CN 2282225 Y CN2282225 Y CN 2282225Y CN 96200788 CN96200788 CN 96200788 CN 96200788 U CN96200788 U CN 96200788U CN 2282225 Y CN2282225 Y CN 2282225Y
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- card
- write line
- read write
- read
- shell
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Abstract
The utility model discloses a common read and write device for an integrated circuit (IC) card, which comprises a housing, an LCD display, a keyboard, a main circuit board for read and write devices, a power supply and a power switch, wherein, an IC card jack and an RS232 communication port which is connected with a host (microcomputer) are arranged on the housing; the main circuit board for read and write devices is composed of an 8-bit microprocessor, a voltage detect and information protective circuit, a power supply converter, a memory chip for a Chinese character library, and a logic circuit. The function of information exchange between the read and write device and an IC card and the host can be realized by the interconnection of the I/O port of the 8-bit microprocessor and each component.
Description
The utility model relates to a general read write line of integrated circuit card, particularly relates to one and has and can independently use, and can connect the general read write line that uses by the microcomputer serial mouth again.
Integrated circuit card (being commonly called as IC-card) is since invention in 74 years, owing to its advanced person, security, broad applicability, convenience obtained general promotion and application.Yet the development of IC-card has also driven the development of relevant read-write equipment.Read-write equipment is in the past mainly undertaken by microcomputer, main shortcoming is exactly that microcomputer is generally positioned at machine room or fixed-site, be not easy to out of doors read write line as IC-card, although there is portable so-called notebook microcomputer to can be used as mobile IC-card read write line, but also because of being that general microcomputer seems that as read write line volume is too big, cost is too high and have problems such as using inconvenience.
The purpose of this utility model is exactly the general read write line of a kind of IC-card that provides for addressing the above problem, and it both can use separately, it can be embedded in the various device again, is applied to different fields, realizes the general purpose I C card reader that can both use whenever and wherever possible.
For the purpose that realizes that this use is novel, this novel integrated circuit (IC) cartoon that provides comprises with read write line: shell, LCD display, keyboard, read write line main circuit board, power supply and power switch.Wherein: LCD display is installed in above the shell, and keyboard is placed on the housing face-plate, and the read write line main circuit board is arranged in the shell, and power switch is arranged at a side of shell.Shell is provided with IC-card jack and RS232 communication port.The read write line main circuit board is by microprocessor, voltage detecting and information protection circuit, supply convertor, Chinese character base storage chip, data-carrier store and logical circuit is formed, microprocessor is provided with four I/O mouths and is connected parts such as IC-card jack, keyboard LCD display.Microprocessor adopts the 8-bit microprocessor chip.Being allocated as follows of four 8 I/O mouths of 8-bit microprocessor:
PI mouth: be used to control the operation such as read-write, checking of IC-card;
The PO mouth: be data port, the low order address of storer (data-carrier store, Chinese character base storer) and input, output data, video data is all by this I/O mouth;
P2 mouth: storer high address and device address delivery outlet:
The interface of the RS232 serial-port communication of P3 mouth: RXD, TXD position and main frame.
When IC-card inserted, equipment powered up automatically, and the correctness of card authentication and IC-card read write line user's legitimacy.Afterwards, read relevant data and send demonstration.All information all are to realize by pull-down menu, and keyboard is selected definite, in the operating process, the relevant card internal information that writes can be recorded in the data-carrier store.By LCD display, can show 8000 Chinese characters storing in the Chinese character base.
The purpose of this utility model and advantage reach more obvious that description to example will become in conjunction with the drawings, wherein:
Fig. 1 is a shape assumption diagram of the present utility model;
Fig. 2 is a logic diagram of the present utility model;
Fig. 3 is the utility model and system configuration and connection layout;
Fig. 4 is two kinds of example keyboard configuration of the utility model figure.
Describe Fig. 1, concrete formation of the present utility model in detail below in conjunction with accompanying drawing.
As shown in Figure 1, the general read write line of IC-card that provides of the utility model is made up of shell (1), LCD display (2), keyboard (3), the power supply (9) that has power switch (7) and the read write line main circuit board in shell (1).Wherein: the RS232 communication port (5) that shell (1) is provided with IC-card jack (4) and can be connected with main frame (microcomputer).
As shown in Figure 2, the read write line main circuit board is made up of 8 little processing (8), voltage detecting and information protection circuit (10), supply convertor (11), Chinese character base storage chip (16) and logical circuit.Wherein, the annexation of four of 8-bit microprocessor I/O mouths and each parts is as follows:
1) 8 of P1 mouth lines link to each other with IC-card jack (4) on the shell (1), and wherein 6 lines are as signal wire, and have 2 conducts that card is arranged, do not have that card detects and card powers up information wire, in order to the relevant operation of control IC-card;
2) the P0 mouth is 8 bit data mouths, is connected with address buffer (12) to be used for the low order address of latch data storer (14) and Chinese character memory chip (16); Be connected with LCD display (2), send demonstration control command and displaying contents information; Be connected with data-carrier store (14) output terminal and be used for the read data memory content; Be connected with latch (15), so that read the off status that has of keyboard (3), and definite microprocessor is carried out any action and is sent scanning mode; Be connected with the output terminal of Chinese character base storage chip (16), read the Chinese character that will show;
3) the P2 mouth is 8 bit address mouths, be connected with code translator (13), data-carrier store (4), Chinese character memory chip (16) and be used for the high address of specified data storer, and by code translator (13), form the selection signal of data-carrier store (14), keyboard (3), Chinese character memory chip (16), LCD display (2), be the device address distributing signal, according to the read-write operation of each equipment of control of designing program;
4) the P3 mouth is one multi-functional mouthful, and RXT, TXD link to each other with the RS232 assembly, and the sending and receiving end of RS232 assembly is connected by the RS232 serial port of cable with main frame (microcomputer), in order to carry out the exchange of information with main frame; RD/WD links to each other with the read-write control end of data-carrier store (14), latch (15), Chinese character base (16), LCD display (2), the storage of control information and reading; Join with supply line, control voltage backlight, to determine whether adding backlight and self-timing removes backlight;
Power supply (9) links to each other with rechargeable battery by diode for being arranged at the external direct current of power supply patchhole (6) on the shell (1), is used for battery charge and directly power supply.
Voltage detecting is connected with the RESET mouth and the under-voltage indication (17) of power supply (9), microprocessor (8) with information protection circuit (10).When supply voltage is lower than 2.2V, send under-voltage indication, remind the user to switch battery.Power up with the power down process in, produce the RESET signal, in order to the control microprocessor shut-down operation, the information of protected data storer.
Power conversion (DC-DC) device (11) is connected with power supply (9), and power supply 2.4V is raised to logical circuit and the backlight electric power that 5V and 4.2V supply with read write line respectively.
IC-card socket switch contact is connected with the power tube base stage, is used to control powering up and descending of read write line.Be that plug-in card powers up, pull out electricity under the card, save electric power.
The utility model adopts 4 joint 1.2V rechargeable battery power supplies, and wherein 2 joints use, and 2 joints are standby, can be used for hand switch and switch easily.Whether switch by the indication of supply voltage pilot lamp, pilot lamp is that green expression voltage is normal, when becoming red light, and the expression undertension.Please switch, under-voltage battery can be taken down charging.Reserve battery is connected with power supply with data-carrier store, and when guaranteeing normal power-up, the read-write of information and to the reserve battery charging during electricity, guarantees that standby power supply is to information protection circuit (SRAM) power supply, maintenance information instantly.
The utility model has backlight control circuit, uses in night, and when pressing backlight switch, the LCD backlight is bright.In 10 seconds as by any key, backlightly close automatically, to save electric energy.
The utility model 8-bit microprocessor (8) can be to adopt the ATMEL89C52 chip.Data-carrier store (14) memory space is 32KB; Said Chinese character base storage chip (16) memory space can be deposited 8000 Chinese characters.Keyboard (3) is 24 (6*4) key; Said LCD display (2) is the 128*64 dot matrix.
General read write line provided by the utility model, specific operation process is: when IC-card inserted, read write line powered up automatically, and the correctness of card authentication and IC-card read write line user's legitimacy.Afterwards, use different operating keys, read or write relevant data and send demonstration.All operations all is by pull-down menu, and button is selected definite.In the operating process, the relevant information that writes in the card can be recorded in the data-carrier store.Relevant concrete operating key operating process is referring to a kind of application example in conjunction with Fig. 4.
The synoptic diagram that Fig. 3 be is connected with main frame for general read write line.Information in the general read write line can be given main frame by the RS232 oral instructions.Can also use motherboard (a kind of high capacity card) information extraction, send into and carry out information processing in the main frame.
The general read write line of IC-card can be applied to every field, as: product development, break in traffic rules and regulations management, medical insurance, market, restaurant, various toll administration, gate control system, bank, postal service or the like field below is exactly the introduction of driver's break in traffic rules and regulations management handhold read-write device as a kind of example.
Adopt general read write line of the present utility model, exploitation break in traffic rules and regulations management software, and to keyboard (3) definition as shown in Figure 4.Under software and hardware is supported, finish following function:
*The user cipher checking, when importing error code and not inputing password, read write line can not carry out any operation.
*The relevant violating the regulations driver of inquiry for information about, as: name driver, driver license number, standard drive type, driver's classification, record violating the regulations, violating the regulationsly keep the score, detailed circumstance and past performance violating the regulations several times recently, do not pay the fine situation.
*The record of handling violating the regulations
As long as the policeman is by the punishment key.Screen goes out menu automatically: month XX day XX time XX.At this moment just can import corresponding date, time, confirm at last.Afterwards, screen is automatically brought to ground violating the regulations menu, can import the code in place violating the regulations, shows location code violating the regulations and Chinese every title on the screen.After the affirmation, forward classification violating the regulations to, the machine stored all classifications violating the regulations, import corresponding code, LCD is that available Chinese character shows content violating the regulations, after the affirmation, LCD forwards plot degree violating the regulations to.Select wherein a kind of and affirmation.LCD shows the fine menu, behind the input amount of money, and prompting input punishment policeman's warning signal.LCD shows the fine menu, confirms behind the input amount of money, and prompting input punishment policeman's warning signal.After the affirmation, fine finishes.Above process writes all information in the driver's violating the regulations IC-card.And can inquire about then and there.
*The consummating function key:
Backspace: import when incorrect, can cancel by backspace key.
Help: when input place violating the regulations, classification, can inquire about relevant place and regulations by help button, so that punishment, and needn't remember too many thing.
Backlight: press backlight, LCD appearance backlight so that use at night, after 10 seconds no longer button just extinguish automatically.
Communication: online with main frame, can load or taking-up information, or use the master card information extraction.
Leave the User Defined function.
*Plug-in card powers up, and pulls out card and removes electricity, saves electric energy.
*Directly-chargeable also can take out battery charge.
*Can load by IC-card or RS232 serial ports.Also can take out information from serial ports or master card.
*Being used for essential information in the card sending system writes.
Advantage of the present utility model except that above-mentioned describe and obtained embodying be special exploitation owing to be used for the microprocessor program of general read write line, therefore, can also provide complete development system and system software, call function.The user can do secondary development.
Claims (4)
1. the general read write line of IC-card comprises: shell (1), LCD display (2), keyboard (3), read write line main circuit board, power supply (9) and power switch (7); It is characterized in that: said LCD display (2) is installed in above the shell (1), and keyboard (3) is placed on the housing face-plate, and the read write line main circuit board is arranged on shell (1) lining, and power switch (7) is arranged at a side of shell (1); Said shell (1) is provided with IC-card jack (4) and RS232 communication port (5); Said read write line main circuit board is made up of microprocessor (8), voltage detecting and information protection circuit (10), supply convertor (11), Chinese character base storage chip (16), data-carrier store (14) and logical circuit; Said microprocessor (8) is provided with four I/O mouths and connects IC-card jack (4), keyboard (3), LCD display parts such as (2).
2. as the general read write line of the said IC-card of claim 1, it is characterized in that: said microprocessor (8) adopts the 8-bit microprocessor chip.
3. as the general read write line of the said IC-card of claim 2, it is characterized in that: said data-carrier store (14) memory space is 32KB; Said Chinese character base storage chip (16) memory space is 8000 Chinese characters.
4. as the general read write line of the said IC-card of claim 2, its feature with: said keyboard (3) is 24 (6 * 4) key; Said LCD display (2) is 128 * 64 dot matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96200788 CN2282225Y (en) | 1996-01-24 | 1996-01-24 | Common read and write device for IC card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96200788 CN2282225Y (en) | 1996-01-24 | 1996-01-24 | Common read and write device for IC card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2282225Y true CN2282225Y (en) | 1998-05-20 |
Family
ID=33887254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96200788 Expired - Fee Related CN2282225Y (en) | 1996-01-24 | 1996-01-24 | Common read and write device for IC card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2282225Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525487A (en) * | 2014-12-29 | 2015-04-22 | 施展 | Intelligent secure mail delivery transceiver for protecting private information in mail delivery process and operating method thereof |
| CN104658085A (en) * | 2014-11-07 | 2015-05-27 | 李云鹏 | Lock capable of being locked and unlocked by swiping IC card |
| CN104751572A (en) * | 2015-04-04 | 2015-07-01 | 西安维斯达仪器仪表有限公司 | Handheld IC card reading-writing device for gas meter |
-
1996
- 1996-01-24 CN CN 96200788 patent/CN2282225Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104658085A (en) * | 2014-11-07 | 2015-05-27 | 李云鹏 | Lock capable of being locked and unlocked by swiping IC card |
| CN104525487A (en) * | 2014-12-29 | 2015-04-22 | 施展 | Intelligent secure mail delivery transceiver for protecting private information in mail delivery process and operating method thereof |
| CN104751572A (en) * | 2015-04-04 | 2015-07-01 | 西安维斯达仪器仪表有限公司 | Handheld IC card reading-writing device for gas meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |