CN204360664U - A kind of single-chip microcomputer examination alignment score device - Google Patents
A kind of single-chip microcomputer examination alignment score device Download PDFInfo
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- CN204360664U CN204360664U CN201420672366.9U CN201420672366U CN204360664U CN 204360664 U CN204360664 U CN 204360664U CN 201420672366 U CN201420672366 U CN 201420672366U CN 204360664 U CN204360664 U CN 204360664U
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- chip microcomputer
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- alignment score
- training apparatus
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Abstract
The utility model provides a kind of single-chip microcomputer examination alignment score device, comprise single-chip microcomputer practical training apparatus, answer device and synchronous operation device, single-chip microcomputer practical training apparatus comprises Single-chip Controlling district and controlled device district, be connected by signal wire between Single-chip Controlling district with controlled device district, signal wire two ends are provided with signal-obtaining mouth; Answer device comprises Single-chip Controlling district, all I in Single-chip Controlling district O mouth is provided with signal-obtaining mouth; Synchronous operation device comprises the signal-obtaining mouth of comparison device and signal-obtaining end; Use between signal-obtaining mouth and connect wire connection.The utility model provides the output signal that directly can read student's program and then compares with the output signal of standard program, and between abatement device, error makes the accurate a kind of single-chip microcomputer examination alignment score device of result.
Description
Technical field
The utility model relates to single chip computer teaching instrument field, is specifically related to a kind of single-chip microcomputer examination alignment score device.
Background technology
Usually the Single Chip Microcomputer (SCM) program of machine to student on real machine is used to examine in current single chip computer teaching, but the controlled device that examination uses is subject to the restriction of cost and cannot arranges more complete functional module, simultaneously due to not same device that each student uses, and there is the situation of difference in the operation produced between same program in different controlled device, the scoring of teacher is made to there is mistake, so need the synchronous operation device designing a kind of accurate judge student program.
And for example utility model patent, a kind of single chip computer teaching demonstration board disclosed in number CN203311702U.The technical solution of the utility model main points are: a kind of single chip computer teaching demonstration board, comprise PC, main emulation single-chip microcomputer, auxiliary control single chip computer and periphery circuit, wherein auxiliary control single chip computer draws data line respectively with PC, main emulation single-chip microcomputer and periphery circuit set up two-way communication, and described main emulation single-chip microcomputer extraction data line is connected with periphery circuit.But this utility model still cannot solve the problem accurately passing judgment on student's program.
Utility model content
The utility model provides the output signal that directly can read student's program and then compares with the output signal of standard program, and between abatement device, error makes the accurate a kind of single-chip microcomputer examination alignment score device of result.
In order to achieve the above object, the utility model adopts following technical scheme: comprise single-chip microcomputer practical training apparatus, the answer device being mounted with model answer program and the synchronous operation device be arranged between described single-chip microcomputer practical training apparatus and described answer device that student uses, described single-chip microcomputer practical training apparatus comprises Single-chip Controlling district and controlled device district, be connected by signal wire between described Single-chip Controlling district and described controlled device district, described signal wire two ends are provided with signal-obtaining mouth; Described answer device comprises described Single-chip Controlling district, all I in described Single-chip Controlling district O is provided with described signal-obtaining mouth; Described synchronous operation device comprises the signal transmitted described single-chip microcomputer practical training apparatus and described answer device and compares thus judge the comparison device of mistake and the described signal-obtaining mouth of signal-obtaining end arranging described comparison device; Use between described signal-obtaining mouth and connect wire connection.
Preferred as one, described comparison device comprises the group display equipment of position display for comparison list group signal and comparison many groups signal, and described position display and the input end of described group display equipment are provided with described signal-obtaining mouth.
Preferred as one, institute's rheme display comprises multipair eight segment numeral pipes and Duo Zu eight road horse race lamp, eight road horse race lamps described in each all corresponding one group of described eight segment numeral pipes, and the input end conducting of described eight segment numeral pipes and corresponding described eight road horse race lamps.So just by eight segment numeral pipes, whether response data is identical intuitively, by the particular location of eight road horse race lamp display misdata.
Preferred as one, an eight described segment numeral pipes input end shared with corresponding described eight road horse race lamps, and be provided with latch between the input end of eight described segment numeral pipes and corresponding described eight road horse race lamps and described signal-obtaining mouth.Latch ensure that the latch of input signal first, data is shown stable, improves the precision of comparison.
Preferred as one, described group display equipment is LCDs.Liquid crystal display can show character, so just can make decimally or sexadecimal to show multi-group data, the display of multi-group data is simplified intuitively.
Preferred as one, described comparison device also comprises the USB follower that signal that described single-chip microcomputer practical training apparatus is sent sends computer, and the input end of described USB follower is provided with described signal-obtaining mouth.
Preferred as one, described single-chip microcomputer practical training apparatus is connected by electric socket with the power access end of described answer device, the midpoint described electric socket connecting the wire of described single-chip microcomputer practical training apparatus and described answer device is connected with power switch, and the other end of described power switch is connected with external power source.Such design can ensure single-chip microcomputer practical training apparatus and answer device simultaneously electric, so just can get rid of to obtain the error of the electric program namely run.
Preferred as one, described USB follower comprises USB interface and USB demoder, and described signal-obtaining mouth is connected with the input end of described USB demoder.So design just can the Serial output of corresponding long numeric data.
Preferred as one, the power access end of described synchronous operation device is connected with the power lead of described USB interface.So just can save the trouble redesigning power interface, simplify system.
Preferred as one, described group display equipment adopts NHO12864-2.NHO12864-2 is the OLED display screen of high-speed response, and display resolution is 128*64, and such selection first ensure that the reading of high-speed data is not made mistakes, and second can ensure that the data volume shown is enough.
To sum up, the utility model has the following advantages:
The utility model is provided with synchronous operation device between described single-chip microcomputer practical training apparatus and described answer device, described synchronous operation device comprises the signal transmitted described single-chip microcomputer practical training apparatus and described answer device and to compare thus judge so just can directly directly reading signal also directly can read signal from the input end in control device district from the Single-chip Controlling district of single-chip microcomputer practical training apparatus and answer device to the described signal-obtaining mouth of the comparison device of mistake and the signal-obtaining end that arranges described comparison device, this mode eliminates the error that the difference of device own is brought, high price device can also be replaced to read the signal of student's program simultaneously, and the answer device being mounted with standard program can also be read simultaneously to compare the display examination result of only sight.
The utility model has error between abatement device makes the accurate advantage of result.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Number in the figure is as follows:
1-single-chip microcomputer practical training apparatus, 2-answer device, 3-synchronous operation device, 4-Single-chip Controlling district, 5-controlled device district, 6-signal wire, 7-signal-obtaining mouth, 8-comparison device, 9-connect wire, 10-latch, 11-electric socket, 12-power switch, 801-position display, 802-group display equipment, 803-USB follower, 8011-eight segment numeral pipe, 8012-eight road horse race lamp, 8031-USB interface, 8032-USB demoder.
Embodiment
Below in conjunction with accompanying drawing, with embodiment, the utility model is described in further detail.
As shown in Figure 1, the present embodiment comprises single-chip microcomputer practical training apparatus 1, the answer device 2 being mounted with model answer program and the synchronous operation device 3 be arranged between single-chip microcomputer practical training apparatus 1 and answer device 2 that student uses, single-chip microcomputer practical training apparatus 1 comprises Single-chip Controlling district 4 and controlled device district 5, be connected by signal wire 6 between Single-chip Controlling district 4 with controlled device district 5, signal wire 6 two ends are provided with signal-obtaining mouth 7; Answer device 2 comprises Single-chip Controlling district 4, all I in Single-chip Controlling district 4 O is provided with signal-obtaining mouth 7; Synchronous operation device 3 comprises the signal transmitted single-chip microcomputer practical training apparatus 1 and answer device 2 and compares thus judge the comparison device 8 of mistake and the signal-obtaining mouth 7 of signal-obtaining end arranging comparison device 8; Connection wire 9 is used to connect between signal-obtaining mouth 7.Signal-obtaining mouth 7 adopts contact pin, and the two ends connecting wire 9 are provided with socket.
As shown in Figure 1, the present embodiment comparison device 8 comprises the group display equipment 802 of position display 801 for comparison list group signal and comparison many groups signal, and position display 801 is provided with signal-obtaining mouth 7 with the input end of group display equipment 802.Position display 801 comprises 4 to eight segment numeral pipes 8011 and 4 group of eight road horse race lamp 8012, and wherein two to eight segment numeral pipes 8011 and the corresponding single-chip microcomputer practical training apparatus 1 of Liang Zu eight road horse race lamp 8012, remaining corresponding answer device 2.The all corresponding one group of eight road horse race lamp 8012 of each eight segment numeral pipes 8011, and the input end conducting of eight segment numeral pipes 8011 and eight corresponding road horse race lamps 8012.Eight segment numeral pipes 8011 and corresponding eight road horse race lamps 8012 share an input end, and are provided with latch 10 between the input end of eight segment numeral pipes 8011 and eight corresponding road horse race lamps 8012 and signal-obtaining mouth 7.Latch 10 adopts 74ls373, and 74ls373 is lower relative to other chip costs, and the pin utilization factor of corresponding charactron and horse race lamp is the highest.
As shown in Figure 1, the present embodiment group display equipment 802 is LCDs.Group display equipment 802 adopts NHO12864-2.NHO12864-2 is the OLED display screen of high-speed response, and display resolution is 128*64, and such selection first ensure that the reading of high-speed data is not made mistakes, and second can ensure that the data volume shown is enough.NHO12864-2 is between a viewing area with the resolution of 64*64, altogether between two viewing areas, left and right, shows the data transmitted from single-chip microcomputer practical training apparatus 1 and answer device 2 respectively.
As shown in Figure 1, the present embodiment comparison device 8 also comprises the input end of signal to USB follower 803, the USB follower 803 that computer sends that single-chip microcomputer practical training apparatus 1 is sent and is provided with signal-obtaining mouth 7.USB follower 803 comprises USB interface 8031 and USB demoder 8032, and signal-obtaining mouth 7 is connected with the input end of USB demoder 8032.
As shown in Figure 1, the present embodiment single-chip microcomputer practical training apparatus 1 is connected by electric socket 11 with the power access end of answer device 2, electric socket 11 connects single-chip microcomputer practical training apparatus 1 and be connected with power switch 12 with the midpoint of the wire of answer device 2, the other end of power switch 12 is connected with external power source.The power access end of synchronous operation device 3 is connected with the power lead of USB interface 8031.
The present embodiment needs the signal-obtaining mouth 7 of synchronous operation device 3 to be connected with the signal-obtaining mouth 7 of single-chip microcomputer practical training apparatus 1 in use, be connected with answer device 2 signal-obtaining mouth 7, and connected mode is single-chip microcomputer practical training apparatus 1 is one_to_one corresponding with the port of answer device 2 on synchronous operation device 3.And then download standard program in answer device 2, and be the program of student in single-chip microcomputer practical training apparatus 1, then powered-down.Connect single-chip microcomputer practical training apparatus 1 by power switch 12 makes them run with the power supply of answer device 2 simultaneously simultaneously, and now answer device 2 starts the data reading them.
After end of run, if singly organize data, only need the displaying contents observed on eight segment numeral pipes 8011 of corresponding single-chip microcomputer practical training apparatus 1 and eight segment numeral pipes 8011 of corresponding answer device 2 whether consistent, consistent then data are identical, inconsistent, the position of error bit can be drawn by the difference of observing the lamp on/off on eight road horse race lamps 8012 of corresponding single-chip microcomputer practical training apparatus 1 and eight road horse race lamps 8012 of corresponding answer device 2.
After end of run, if the multi-group data difference then compared in the content that shows in NHO12864-2 can know intuitively wrong right, and the position of error bit.
After end of run, if the data difference be transferred in the content of the upper display of software for display of PC of student data and accuracy level then can be known that mistake is right by USB follower 803 by multi-group data at a high speed intuitively, and the position of error bit.Software for display uses COM Debug Assistant.
More than illustrate it is only to explanation of the present utility model, those of ordinary skill in the art's can completely is made to implement this programme, but be not to restriction of the present utility model, those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this instructions, and these are all not creative amendments.As long as but be all subject to the protection of Patent Law in right of the present utility model.
Claims (10)
1. a single-chip microcomputer examination alignment score device, it is characterized in that: comprise the single-chip microcomputer practical training apparatus (1) that student uses, for answer device (2) and the synchronous operation device (3) that is arranged between described single-chip microcomputer practical training apparatus (1) and described answer device (2) of loading standard answer program, described single-chip microcomputer practical training apparatus (1) comprises Single-chip Controlling district (4) and controlled device district (5), be connected by signal wire (6) between described Single-chip Controlling district (4) and described controlled device district (5), described signal wire (6) two ends are provided with signal-obtaining mouth (7), described answer device (2) comprises described Single-chip Controlling district (4), all I in described Single-chip Controlling district (4) O mouth is provided with described signal-obtaining mouth (7), described synchronous operation device (3) comprises the signal transmitted described single-chip microcomputer practical training apparatus (1) and described answer device (2) and compares thus judge comparison device (8) to mistake and arrange the described signal-obtaining mouth (7) of signal-obtaining end of described comparison device (8), use between described signal-obtaining mouth (7) and connect wire (9) connection.
2. a kind of single-chip microcomputer examination alignment score device according to claim 1, it is characterized in that: described comparison device (8) comprises the group display equipment (802) of position display (801) for comparison list group signal and comparison many groups signal, described position display (801) is provided with described signal-obtaining mouth (7) with the input end of described group display equipment (802).
3. a kind of single-chip microcomputer examination alignment score device according to claim 2, it is characterized in that: institute's rheme display (801) comprises multipair eight segment numeral pipes (8011) and Duo Zu eight road horse race lamp (8012), eight road horse race lamps (8012) described in each described all corresponding one group of eight segment numeral pipe (8011), and the input end conducting of described eight segment numeral pipes (8011) and corresponding described eight road horse race lamps (8012).
4. a kind of single-chip microcomputer examination alignment score device according to claim 3, it is characterized in that: eight described segment numeral pipes (8011) and corresponding described eight road horse race lamps (8012) share an input end, and be provided with latch (10) between the input end of eight described segment numeral pipes (8011) and corresponding described eight road horse race lamps (8012) and described signal-obtaining mouth (7).
5. a kind of single-chip microcomputer examination alignment score device according to claim 2, is characterized in that: described group display equipment (802) is LCDs.
6. a kind of single-chip microcomputer examination alignment score device according to claim 2, it is characterized in that: described comparison device (8) also comprises the USB follower (803) that signal that described single-chip microcomputer practical training apparatus (1) is sent sends computer, and the input end of described USB follower (803) is provided with described signal-obtaining mouth (7).
7. a kind of single-chip microcomputer examination alignment score device according to claim 1, it is characterized in that: described single-chip microcomputer practical training apparatus (1) is connected by electric socket (11) with the power access end of described answer device (2), the upper midpoint connecting the wire of described single-chip microcomputer practical training apparatus (1) and described answer device (2) of described electric socket (11) is connected with power switch (12), and the other end of described power switch (12) is connected with external power source.
8. a kind of single-chip microcomputer examination alignment score device according to claim 6, it is characterized in that: described USB follower (803) comprises USB interface (8031) and USB demoder (8032), and described signal-obtaining mouth (7) is connected with the input end of described USB demoder (8032).
9. a kind of single-chip microcomputer examination alignment score device according to claim 8, is characterized in that: the power access end of described synchronous operation device (3) is connected with the power lead of described USB interface (8031).
10. a kind of single-chip microcomputer examination alignment score device according to claim 5, is characterized in that: described group display equipment (802) adopts NHO12864-2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672366.9U CN204360664U (en) | 2014-11-12 | 2014-11-12 | A kind of single-chip microcomputer examination alignment score device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672366.9U CN204360664U (en) | 2014-11-12 | 2014-11-12 | A kind of single-chip microcomputer examination alignment score device |
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| CN204360664U true CN204360664U (en) | 2015-05-27 |
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| CN201420672366.9U Expired - Fee Related CN204360664U (en) | 2014-11-12 | 2014-11-12 | A kind of single-chip microcomputer examination alignment score device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116030691A (en) * | 2023-03-24 | 2023-04-28 | 江西工业职业技术学院 | Singlechip experimental system and experimental method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116030691A (en) * | 2023-03-24 | 2023-04-28 | 江西工业职业技术学院 | Singlechip experimental system and experimental method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20161112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |