CN2692742Y - Hand-held digital recording transfer device for student body health testing - Google Patents

Abstract

The utility model relates to a hand-held data recording transfer device for student body health testing, which is composed of a microprocessor CPU, a 32I/O programmable logic device CPLD, a data memory RAM, a memory FLASH, an LCD driving LCD-DRV, an LCD-DRV, RS232 electric level conversion MAX232, a keyboard and a display screen LCD. The utility model is characterized in that the volume is small, the weight is light, the test data of all items prescribed by << student body health standard (trial implementation scheme)>> is recorded by the hand in different sites at any time, a PC machine can be connected, the recording data in the transfer device is transferred back once, and the data processing is modernized. The transfer device of the utility model can solve the problem in singly transferring the data between the testing device and the PC machine, and is also combined with a single machine of the testing device series to use. The data processing is modernized. The working efficiency is improved, and the cost for buying the machine is reduced.

Description

Hand-held physical health of students test data record forwarder

Technical field

The utility model relates to the electronic data transfer equipment, more specifically, relate to field test data write down the record of physical health of students field test data especially and and computing machine between the electronic equipment that passes mutually of information.

Background technology

Often have to concentrate at the scene and gather various data, store earlier, the concentrated area sends the work such as statistics that perform an analysis of computer or PC to then.For example, since the new term in 2004, the schools of various levels and categories implemented in full " student physical health standard (tentative program) ".For this reason, it requires in the relevant physical health data of the tested student of test site test record (for example vital capacity, grip etc.), can IC-card (or ID card) and ticket identifier be arranged with PC transmits information mutually at present, and this system operation is got up not very convenient.It requires the teacher earlier student's basic condition typing PC, sets up database; By IC-card (or ID card) recognizer the student's basic condition in the storehouse is charged in the card one by one again, distributed to corresponding student one by one; Then the student carries out the test of dependence test instrument by swiping the card, and relevant data is recorded in the card; The teacher will block withdrawal one by one then, lead back the test data that is recorded in the card by ticket identifier; Estimate statistics by PC by estimating management software at last.Card plays the information transmission effect in the whole process, but information can only be by the single transmission of card, and efficiency ratio is lower.

In addition, nineteen ninety-five is by " the portable multi-function physical health of students electronic instrument for evaluating " of the design of Jinan, Shandong Liu Shui, though energy evaluate student physical health test event, but can only print the evaluation result of single student's unitem, mate not to the utmost with aforementioned " standard " gainer of new enforcement, key is to link with PC, still exists teacher's drawback of manual record statistics afterwards.

Summary of the invention

At problems of the prior art, the utility model has designed a kind of hand-held physical health of students test data record forwarder, it is characterized in that being made up of microprocessor CPU, 32I/O programmable logic device CPLD, data-carrier store RAM, storer FLASH, liquid crystal drive LCD-DRV, RS232 level conversion MAX232, keyboard and display screen LCD; CPU P0 mouth is as data bus D0～D7, and least-significant byte address A0～A7 connects IO17～IO24 mouth of CPLD, and high 11 bit address A8～A18 connect CPU P2.0～P2.7 mouth and P1.5～P1.7 mouth; CPLD input termination data bus D0～D7 latchs OPADD bus least-significant byte A0～A7 to it; CPU control signal/RD ,/WD ,/the PSEN input, control CPLD produces the read-write control to outside storage chip; CPLD provides keyboard interface; Desired data storage when RAM provides arithmetic operation, its read-write control mouth/WR ,/the OE pin meets CPLD IO20, and 21 pin realize that read-write controls; Chip selection signal meets address wire A14, address 0000H～1FFFH; FLASH is as the storer of student's data, character library, look-up table, its address pin ground connection location bus A0～A17, data pin meets data bus D0～D7, its read-write control mouth/WR ,/the OE pin meets CPLD IO20,21 pin, realize read-write control, chip selection signal meets A18 and swings to signal, address 40000H～7FFFFH; LCP-DRV is the LCD driving circuit, and address pin connects D0～D7 data bus; MAX232 provides the communication interface of RS232 mouth and CPU.

Characteristics of the present utility model have: first, can realize that disposable importing reaches 800 basic condition recorded informations with interior arbitrary number student from PC, these students can be identical class same test projects, also can be different classes or the student of different terms, can same test project or different test event; Can disposablely send the arbitrary number student record data that are recorded in the forwarder back to, transfer rate is equal to the PC literature kit duplicates, and improves test teaching job efficient greatly.Second, can the record " student physical health standard (tentative program) " in the regulation all items test data, for PC do the registration make a list, statistical study, and can along with corresponding program in the PC be provided with the change and change, really reach multi-use, the function that upgrading is at any time upgraded.The 3rd, unite the machine of the purchasing cost that use not only reduces applying unit with physical health of students test plain edition series unit, and accomplish can connect PC equally, make the information processing modernization.The 4th, can be by the time of the each test of every student of time-division date accurate recording.The 5th, simple to operate, can in time remind corrigendum to record.The 6th, volume is little, and is in light weight, hands at any time at different places record data.In a word, the utility model can solve the single transmission of data recording between functional type testing tool and the PC, can unite use with testing tool series unit again, makes the data processing modernization, increases work efficiency.Reduce simultaneously and purchase the machine cost, should in numerous schools, promote the use of.

Description of drawings

Fig. 1 is the block diagram that the utility model constitutes.

Fig. 2 is the circuit diagram that the utility model constitutes.

Embodiment

Fig. 1 is the block diagram that the utility model embodiment constitutes, Fig. 2 is the circuit diagram that the utility model constitutes, wherein CPU8031 is a microprocessor, 32I/O mouth CPLD is a programmable logic device, RAM is a data-carrier store, and FLASH is the storer of student's data, character library, look-up table, and LCD-DRV is a liquid crystal display drive circuit, MAX232 is a communication converter, and 3 * 7 keyboards are to carry the array keyboard.

Being the utility model conveyer in the right frame among Fig. 1, is the computer that can be connected with described conveyer in the little frame in left side.Dotted line in the big frame in right side represents that student's essential information imports, and solid line represents that record data derive, and double solid line is represented button operation and data processing, recording process.

Because the utility model is realized and the computing machine linkage function, just need communication converter, make that student's data in the computing machine, character library, look-up table etc. are corresponding with hand-held set, and the relative recording in the handheld machine sends the computing machine processing that takes statistics to, realizes that the computing machine and the information of hand-held set pass mutually, support is used mutually.The utility model adopts MAX232 that the communication interface of RS232 mouth and CPU is provided.The TXD serial output signal of CPU is sent into, and through its level conversion, obtains RS232 appropriate level RS232 OUT, and same RS232 IN signal can get serial input signals RXD through its conversion, thereby realizes above-mentioned functions.

Because the utility model is in the course of the work, need storage a large amount of student's data, character library, look-up table, Chang Bianliang, handling procedure, and record data and appraisal result data, just require system to have bigger memory space.The utility model adopts 256K FLASH to realize the storage of above-mentioned student's data, character library, look-up table, Chang Bianliang, handling procedure; Desired data storage when providing arithmetic operation with 16K RAM.

CPLD provides 3 * 7 array keyboard interfaces, has realized that keyboard carries, and has both realized interactive function, dwindles the volume of forwarder again greatly.The utility model adopts 128 * 64 dot matrix display screens, and every row can show 8 Chinese characters, makes that like this screen is more humane, is easier to operation.

The utility model main structure body is by microprocessor CPU 8031,32I/O programmable logic device CPLD, and 16K data-carrier store RAM, 256K storage FLASH, liquid crystal driver LCD-DRV, RS232 level conversion MAX232,3 * 7 keyboard arrays are formed.CPU P0 mouth is as data bus D0～D7, and least-significant byte address A0～A7 connects CPLD IO17～IO24 mouth, and high 11 bit address A8～A18 connect CPU P2.0～P2.7 mouth and P1.5～P1.7 mouth.CPLD input termination data bus D0～D7 latchs OPADD bus least-significant byte A0～A7 to it.CPU number control signal/RD ,/WD ,/inputs such as PSEN, control CPLD produces the read-write control to outside storage chip.CPLD also provides 3 * 7 keyboard interfaces.Desired data storage when RAM provides arithmetic operation, its read-write control mouth/WR ,/the OE pin meets CPLD IO20, and 21 pin realize that read-write controls.Chip selection signal meets address wire A14, address 0000H～1FFFH.FLASH is as the storer of student's data, character library, look-up table.Its address pin ground connection location bus A0～A17, data pin meets data bus D0～D7; Its read-write control mouth/WR ,/the OE pin meets CPLD IO20, and 21 pin realize that read-write controls.Chip selection signal meets address wire A18 and swings to signal, address 40000H～7FFFH.LCD-DRV is the LCD driving circuit, and address pin connects D0～D7 data bus.MAX232 provides the communication interface of RS232 mouth and CPU.

Based on above-mentioned hardware configuration, the software of having worked out in the importing computing machine can be finished every test record and the transmission in " student physical health standard ", and finishes various registration tabulations, statistical study by computing machine.

Such as: test record student's " vital capacity body mass index ", at first pass through computing machine, related datas such as student's data-student name that importing need be tested, class, sex, body weight, (disposable any number of students of finishing below 800), computing machine by MAX232, obtains the RS232IN signal through level conversion, serializable input signal RXD with above-mentioned data, data, handle through CPU, give FLASH store for future use (among Fig. 1 3.).Again by keyboard operation, select corresponding grade, other " vital capacity body mass index " writing function of correspondence or the like (among Fig. 1 1. 2.), CPU is by address bus A0～A7, in FLASH, search grade, sex passes to LCD-DRV with " vital capacity body mass index " and by data bus, display screen shows " grade " " sex " and this test record project respectively, on display screen, show student name, for example, " Chen Qingguo ", " body weight 58 ", " vital capacity ", " scoring " (among Fig. 1 4.), at this moment key in the vital capacity data of this life, again by " scoring store " key (among Fig. 1 5.), CPLD sends data to CPU, CPU utilizes corresponding form among " body weight " and " vital capacity " value and the FLASH, and operational formula, draw the score value of this project of this life, and record is stored among the RAM (among Fig. 1 6.).Press downturning key then, display screen demonstration next bit will be surveyed student name, same " vital capacity " value of keying in, and by the key of marking, system's automatic scoring record stores.Carry out successively, finish until this project testing record of all students.To write down forwarder at last is connected with computing machine by the communication on line, input command in computing machine, the TXD serial output signal of CPU is sent into MAX232, through its level conversion, obtain RS232 appropriate level RS232 OUT, data are exported in the computing machine, carry out the statistics scoring by the corresponding program of computing machine.

The utlity model has the test record transmitting function of " student physical health standard ", volume is little of about 180 * 48 * 18mm ³, gently arrive about 50 grams, simple to operate, can make the measured know test result then and there, can connect with computing machine again and carry out statistical study, be current school enforcement " student physical health standard " indispensable supplementary instrument, have very strong practical value.

Claims (2)

1, a kind of hand-held physical health of students test data record forwarder is characterized in that: be made up of microprocessor CPU, 32 I/O programmable logic device CPLD, data-carrier store RAM, storer FLASH, liquid crystal drive LCD-DRV, RS232 level conversion MAX232, keyboard and display screen LCD; CPU P0 mouth is as data bus D0～D7, and least-significant byte address A0～A7 meets 24 mouthfuls of IO 17～IO of CPLD, and high 11 bit address A8～A18 connect CPU P2.0～P2.7 mouth and P1.5～P1.7 mouth; CPLD input termination data bus D0～D7 latchs OPADD bus least-significant byte A0～A7 to it; CPU control signal/RD ,/WD ,/the PSEN input, control CPLD produces the read-write control to outside storage chip; CPLD provides keyboard interface; Desired data storage when RAM provides arithmetic operation, its read-write control mouth/WR ,/the OE pin connects CPLD IO 20,21 pin, realizes that read-write controls; Chip selection signal meets address wire A14, address 0000H～1FFFH; FLASH is as the storer of student's data, character library, look-up table, its address pin ground connection location bus A0～A17, data pin meets data bus D0～D7, its read-write control mouth/WR ,/the OE pin meets CPLD IO20,21 pin, realize read-write control, chip selection signal meets A18 and swings to signal, address 40000H～7FFFFH; LCP-DRV is the LCD driving circuit, and address pin connects D0～D7 data bus; MAX232 provides the communication interface of RS232 mouth and CPU.

2, hand-held physical health of students test data record forwarder according to claim 1 is characterized in that described microprocessor CPU is 8031; Described RAM capacity is 16K; Described FLASH capacity is 256K; Described keyboard is 3 * 7 keyboard arrays; Described LCD is 128 * 64 dot matrix display screens.

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