CN2690975Y - Interactive intelligent card attendance machine - Google Patents

Abstract

The utility model relates to an interactive intelligent card attendance machine. The utility model comprises a microprocessor unit carrying out data processing, an aerial and a card read-write control circuit connected with the microprocessor unit, a display control circuit connected with the microprocessor unit, an electron watch-dog circuit connected with the microprocessor unit, a memory circuit connected with the microprocessor unit, an input-output interface circuit connected with the microprocessor unit and a high accuracy clock circuit connected with the microprocessor unit. The interactive intelligent card attendance machine is characterized in that the interactive intelligent card attendance machine yet comprises a keyboard control circuit connected with the microprocessor unit, and can provide a unique spelling enter mode. The intelligent card attendance machine of the utility model can realize a better interactive function and exert favorable action in modern enterprise management.

Description

Interactive intelligent card attendance recorder

Technical field:

The relevant a kind of smart card attendance recorder of the utility model is especially realized the mutual smart card attendance recorder of effective information between people and the attendance recorder about a kind of by input in Chinese.

Technical background:

Work attendance is the most frequently used and be the most effective a kind of method in the employee of the unit attendance management, and is along with business management modernization consciousness ground is constantly strengthened, also universal day by day based on the computer management system that card is used.Traditional attendance recorder generally is that the personnel of turning out for work put into attendance recorder with the work attendance paper card of oneself, stamps attendance time with printer, and attendance recorder itself is record not, does not add up attendance data.Change attendance card January one.This attendance card is spended time both, wrinkle easily again and lose, and printer is out of order easily.In addition, an attendance recorder has only a work attendance mouth, and more for a long time, the phenomenon that can occur waiting in line influences work attendance speed in the work attendance number.At this situation, the developer has developed some new computer attendance recorders in succession, and it adopts the input mode of switch input or Mechanical Contact formula to finish work attendance, has solved some shortcomings that traditional use attendance card carries out work attendance.Yet, though it improves to some extent in function tradition work attendance mode, can write down and add up attendance data, exist fault more equally, shortcomings such as poor reliability.

Along with development of electronic technology, work attendance way at present commonly used has also had bigger change with comparing in the past, have now: call the roll register, telltale clock, IC-card attendance recorder, fingerprint attendance machine etc., wherein the smart card attendance recorder is modern, the most reliable a kind of attendance recorder.It mainly is made up of smart card read-write control circuit, Single Chip Microcomputer (SCM) system.No. the 90225771.4th, Chinese patent application and Chinese patent application have all disclosed the electronic attendance system of present use No. 01214966.7.

Such as in the patented claim 01214966.7 announcement, please refer to Fig. 1, the attendance management machine comprises the CPU (central processing unit) of carrying out data processing, the data-carrier store that is connected with CPU (central processing unit), the driving circuit that is connected with the relay of CPU (central processing unit) and peripherals, the real time clock circuit that is connected with CPU (central processing unit), the communication interface circuit that is connected with CPU (central processing unit), the real time clock circuit that is connected with CPU (central processing unit), the electronics watchdog circuit that is connected with CPU (central processing unit), the I/O expanded circuit that is connected with CPU (central processing unit) and MFCM200 nucleus module that is connected with CPU (central processing unit) and the compositions such as antenna that are connected with the MFCM200 nucleus module.It sends the information of one group of fixed frequency by sky alignment smart card, and receives the information of smart card emission, and this kind nucleus module can read the data on a plurality of smart cards simultaneously.

At present, the smart card attendance recorder all only has the function of storage Card Reader record, at most also is to have simple query function.So, most of function of work attendance just can only be finished by the computer work attendance software of administrative authority.If the employee goes on business, asks for leave and some other need then all can only import and be provided with the incident of data operation by attendance management software, be inconvenience extremely for the company that more employee, more work attendance point are arranged.

In the time need on a little keyboard, importing, when especially carrying out input in Chinese, a lot of products adopt the mode of phonetic input, be that each button is represented three or four letters, the user is selection key as required, the internal system chip provides a lot of vocabulary according to permutation and combination, and the user selects by key up and down.This mode can cause more repeated code, is unfavorable for importing fast Chinese information.

The utility model content:

The utility model is exactly in order to overcome the deficiency of prior art, and a kind of smart card attendance recorder of realizing information interaction function between people and the attendance recorder by input in Chinese is provided.

The purpose of this utility model is achieved in that interactive intelligent card attendance recorder comprises the microprocessor unit that carries out data processing, antenna that links to each other with microprocessor unit and card read-write control circuit, the display control circuit that is connected with microprocessor unit, the electronics watchdog circuit that is connected with microprocessor unit, the memory circuitry that is connected with microprocessor unit, the input/output interface circuit that is connected with microprocessor unit, the high precision clock circuit that is connected with microprocessor unit is characterized in that: also comprise the keyboard control circuit that is connected with microprocessor unit.

Feature of the present utility model is that also interactive intelligent card attendance recorder adopts two CPU designs, and comprises a serial communication circuit that is connected with two CPU simultaneously, and described serial communication circuit IIC communication bus.

Feature of the present utility model is that also interactive intelligent card attendance recorder further comprises a library stores device, and this library stores device is connected with microprocessor unit, and the library stores device stores Chinese word library.

Feature of the present utility model is that also interactive intelligent card attendance recorder also comprises the standby power supply circuit that is connected with microprocessor unit fully.

Feature of the present utility model also is to be provided with in the interactive intelligent card attendance recorder three grades of concordance lists of phonetic input: Chinese-character phonetic letter permutation table, Chinese-character phonetic letter question blank, initial concordance list, adopt three grades of index to improve Chinese character index speed greatly.The utility model smart card attendance recorder adopts the peculiar methods of a letter of two keys input, both when the phonetic input state, pressed the button at alphabetical place, all letters that this key of screen display is indicated, and then can import this letter with the corresponding numerical key in input alphabet position of wanting by next.Whenever by letter of twice button input, form a phonetic at last.Press the acknowledgement key program after the phonetic alphabet input finishes and begin Chinese character retrieval, step is as follows: the initial of a, usefulness phonetic is searched for the first address of this letter in the Chinese-character phonetic letter question blank in the lead-in matrix; B, in the Chinese-character phonetic letter question blank, begin to retrieve remaining phonetic alphabet from the first address of obtaining, obtain at last this phonetic the first address of Hanzi internal code in the corresponding Chinese-character phonetic letter permutation table; C, begin to show the Chinese character the Chinese character base from this address; D, select corresponding Chinese character promptly to finish the input of a Chinese character by numerical key.

Owing to the utlity model has keyboard input circuit and display circuit, it can realize numerous unique functions, as: input in Chinese, icon display, multilevel menu prompting, the information inquiry of high capacity Chinese, individual announcement information show, the distribution of subscriber card is managed, report the loss, recover, complicated system is provided with etc., overcome the deficiencies in the prior art, made attendance recorder have mutual function.And because the utility model has adopted a kind of brand-new pinyin input mode, make that the simple speed of brief input operation is fast, can save the data and the expense of business administration in more employee's occasion.

In conjunction with can more being expressly understood essence of the present utility model after the following drawings and Examples.

Brief description of drawingsfig:

Fig. 1 is existing attendance recorder block diagram.

Fig. 2 is the block diagram of the utility model interactive intelligent card attendance recorder.

Preferred embodiment:

As shown in Figure 2, the utility model is to have two microprocessor unit circuit, is respectively microcontroller circuit 78E58 and microcontroller circuit 89C52, connects by the IIC communication bus therebetween.Microprocessor 89C52 is connected with a high precision clock circuit DS2002, and this high precision clock also is connected with a standby power supply.The clock circuit of a 11.059MHz is arranged between two microcontroller circuits, thus the high precision clock that makes two microprocessors use same and above-mentioned microprocessor 89C52 to be connected.

Microcontroller circuit 78E58 is connected respectively with the keyboard matrix circuit of display circuit VTM12864, a 4*4, a memory circuitry A and a library stores device 29EE020, and it mutually can transfer data information.Microcontroller circuit 78E58 also is connected with a watchdog circuit X5045 simultaneously, and this watchdog circuit links to each other with microprocessor 89C52 simultaneously, and can while and two mutual transfer data information of microprocessor.Above-mentioned library stores device uses the Flash storer to make a Chinese character base module, and this Chinese character base module meets＜GB I and II Chinese character base coding 〉, use the 16*16 dot matrix word library to be cured in the FLASH storer 29EE020 chip by programmable device.

Microcontroller circuit 89C52 is connected with communicating circuit RS485, and be connected with input/output interface circuit simultaneously, this input interface circuit connects to gate inhibition's control circuit and hummer pilot lamp, visits buzzer lamp lighted and makes mistakes and other sends prompt tone when need remind in input.This microcontroller circuit 89C52 further is connected with read-write control circuit Cm200, and this read-write control circuit is connected with a read-write antenna.Antenna can send the information of one group of fixed frequency to smart card, and receives the information of smart card.The communication speed of RS-485 communication interface technology is higher, and network node can reach 128, and the direct communication distance can reach 1.2KM, and less demanding to examples of network communication media, and strong interference immunity can be used general twisted-pair power cable.

The basic function of smart card attendance recorder is to write down the Card Reader time and form attendance record to be stored in the attendance recorder.The utility model attendance recorder adopts the state-of-the-art Mifare smart card techniques in the current world.At first employee's personal information data is write in the card independently in the subregion, comprising: name, card number, the term of validity, effective time, readable plane No. etc. by the distribution device.

In order to realize the attendance recorder favorable interaction, this attendance recorder has adopted 128*64 Chinese LCD dot matrix display screen, the keyboard with phonetic input characteristics.This machine display screen adopts blue 128*64 figure LCD module backlight, and the parallel data transmission is controlled by single-chip microcomputer 78E58.Button uses the P1 mouth to form 4*4=16 button.

Keyboard is imitated cell phone keyboard, and existing numeral has letter again, can realize input in Chinese.The input mode of relevant Chinese adopts the phonetic input.Can import following information by phonetic: so employee's Chinese Name, company's notification message content, Business Name employee's personal information etc.20 milliseconds of timer interrupt modes are adopted in keyboard scan, and per 20 milliseconds of detections once have or not key-press event, have only twice interruption all to detect incident and just confirm button, have avoided disturbing the misoperation that produces.

In mcu programming, set up three grades of concordance lists of phonetic input: Chinese-character phonetic letter permutation table, Chinese-character phonetic letter question blank, initial concordance list, adopt three grades of index to improve Chinese character index speed greatly.What at first need during programming to solve is the input of phonetic alphabet, this machine adopts the peculiar methods of a letter of two keys input, both when the phonetic input state, pressed the button at alphabetical place, all letters that this key of screen display is indicated, and then can import this letter with the corresponding numerical key in input alphabet position of wanting by next.Whenever by letter of twice button input, form a phonetic at last, this method has characteristics such as the simple speed of the brief input operation of programming is fast.Press the acknowledgement key program after the phonetic alphabet input finishes and begin Chinese character retrieval, step is as follows: the initial of a, usefulness phonetic is searched for the first address of this letter in the Chinese-character phonetic letter question blank in the lead-in matrix; B, in the Chinese-character phonetic letter question blank, begin to retrieve remaining phonetic alphabet from the first address of obtaining, obtain at last this phonetic the first address of Hanzi internal code in the corresponding Chinese-character phonetic letter permutation table; C, begin to show the Chinese character the Chinese character base from this address; D, select corresponding Chinese character promptly to finish the input of a Chinese character by numerical key.

For example, want to import name " Wu Jinwei ", at first press " and UVW " strong, select numeral 3 then, be defined as " W ", follow button again " UVW ", select numeral 1 then, determine letter " U ", then phonetic is WU, then from the phonetic of all demonstrations for " WU " and Chinese character select, suppose numeral for " 5 ", then input " 5 " promptly select Chinese character " Wu ".All the other Chinese characters similarly.

By with upper type, the utility model interactive intelligent card attendance recorder can make the employee can carry out certain operation or information typing on attendance recorder, carries out with regard to not needing whole typings to be operated on the computer like this.In the enterprise big, that number is more, can bring great convenience to personal management.

Claims (8)

1, a kind of interactive intelligent card attendance recorder, comprise: the high precision clock circuit that carry out the microprocessor unit of data processing, the antenna that links to each other with microprocessor unit and card read-write control circuit, the display control circuit that is connected with microprocessor unit, the electronics watchdog circuit that is connected with microprocessor unit, the memory circuitry that is connected with microprocessor unit, the input/output interface circuit that is connected with microprocessor unit, is connected with microprocessor unit is characterized in that: also comprise the keyboard control circuit that is connected with microprocessor unit.

2, interactive intelligent card attendance recorder as claimed in claim 1 is characterized in that: it adopts two CPU designs, and comprises a serial communication circuit that is connected with two CPU simultaneously.

3, interactive intelligent card attendance recorder as claimed in claim 2 is characterized in that: described serial communication circuit IIC communication bus.

4, interactive intelligent card attendance recorder as claimed in claim 2 is characterized in that: two CPU manage the read-write of smart card and the input of button, the output of demonstration respectively.

5, interactive intelligent card attendance recorder as claimed in claim 1 or 2, it is characterized in that: it also comprises a library stores device, this library stores device is connected with microprocessor unit.

6, interactive intelligent card attendance recorder as claimed in claim 5, it is characterized in that: described library stores device stores Chinese word library.

7, interactive intelligent card attendance recorder as claimed in claim 1, it is characterized in that: it also comprises the standby power supply circuit.

8, interactive intelligent card attendance recorder as claimed in claim 6 is characterized in that: have the Chinese-character phonetic letter permutation table that can improve Chinese character index speed, Chinese-character phonetic letter question blank, initial concordance list totally three grades of index in the microprocessing unit.

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