CN102339511B - Anti-pet tread type alarm and measured area thereof are with the method distinguishing foot type - Google Patents

Anti-pet tread type alarm and measured area thereof are with the method distinguishing foot type Download PDF

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CN102339511B
CN102339511B CN201010228503.6A CN201010228503A CN102339511B CN 102339511 B CN102339511 B CN 102339511B CN 201010228503 A CN201010228503 A CN 201010228503A CN 102339511 B CN102339511 B CN 102339511B
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electrode group
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CN102339511A (en
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曾艺
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Chongqing Technology and Business University
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Abstract

With the method distinguishing foot type, anti-pet tread type alarm and measured area thereof include that anti-pet tread type alarm and measured area are to distinguish method two parts of foot type；The latter is embodied in measured area to distinguish foot type program, the former by a rectangular frame, set of cells, Single Chip Microcomputer (SCM) system, seal in and go out circuit, be incorporated to go here and there into circuit and form with music circuit, wherein, the top of rectangular frame and bottom are respectively arranged with column and row electrode group, and its wire is sequentially connected respectively to be incorporated to go here and there into each parallel input terminal of circuit and each parallel output terminal sealing in and going out circuit.Setting up two-dimensional coordinate system according to the arrangement of row, column two electrode group wire, region, the number grid trampled by single-chip microcomputer Scanning Detction are calculated area, are judged foot type and decide whether to send chimes of doom, it is adaptable to burglar alarm work.

Description

Anti-pet tread type alarm and measured area thereof are with the method distinguishing foot type
Technical field
The present invention relates to security protection electronic technology field, the area of a kind of anti-pet-treading alarm device and a kind of measured zone is with the method distinguishing foot type.
Background technology
Treading type alarm relates to distinguish the type of foot, to avoid causing warning because house pet is trampled.One chip microcomputer can do adding between byte, subtract, multiplication and division and logical operations, its arithmetical operation function is weak, and extendible memory capacity is little, and arithmetic speed is low, is generally not suitable for identifying or coupling figure.But, submit in mid-June, 2010 physical arrangement of the series utility models such as " treading type alarm " of State Intellectual Property Office's office to be but conducive to application singlechip technology to distinguish trampling of people and toy.Such as, invention therein " anti-pet tread type alarm and distinguish the method trampled with toy of people " by the width characteristics of singlechip technology detection foot type, the trampling of differentiation people and toy the most rapidly, only the trampling of the foot of alarm people.
Summary of the invention
It is an object of the invention to provide a kind of anti-pet tread type alarm and measured area thereof with the method distinguishing foot type, described measured area with distinguish foot type method with described anti-pet tread type alarm as physical basis, use singlechip technology to measure and trampled the area in region, distinguish the foot type of people and toy accordingly, sent chimes of doom when trampling by people.
The present invention realize its purpose be the technical scheme is that described anti-pet tread type alarm by a rectangular frame, set of cells, Single Chip Microcomputer (SCM) system, seal in and go out circuit, be incorporated to go here and there and form to distinguish foot type program into circuit, music circuit and measured area；Wherein, the top of rectangular frame and bottom are respectively arranged with one group of electrode, it is referred to as row electrode group and row electrode group, each group of electrode includes 72 independently of one another, spacing is uniform, exposed plain conductor, the direction of the arrangements of conductors of two arrays of electrodes is mutually perpendicular to, the wire of row electrode group is sequentially connected respectively to be incorporated to go here and there each parallel input terminal into circuit, the wire of row electrode group is sequentially connected respectively to seal in and go out each parallel output terminal of circuit, Single Chip Microcomputer (SCM) system is mounted with measured area to distinguish foot type program, its delivery outlet line P3.7 is connected to the input of music circuit, set of cells is as the power supply of this device.
The top of described rectangular frame and the two arrays of electrodes of bottom are dielectrically separated from by the both sides of this framework and are support.
Described Single Chip Microcomputer (SCM) system includes: one piece of single-chip microcomputer and crystal oscillating circuit thereof and electrification reset circuit, random access memory circuit, and wherein, random access memory circuit is made up of the RAM of one piece of 74HC373 and 64KB.
Described seal in and go out circuit be made up of 9 pieces of 74HC164 cascade: the signal serial input terminal A of first piece of 74HC164 is connected to the delivery outlet line P1.2 of Single Chip Microcomputer (SCM) system, its highest order outfan QH is connected to the signal serial input terminal A of second piece, the highest order outfan QH of second piece is connected to the signal serial input terminal A of the 3rd piece, the like, the signal parallel outfan of raw 8 (position/blocks) of common property × 9 pieces=72；The clear terminal of 9 pieces of 74HC164 and signal serial input terminal B are all connected to the positive pole of set of cells, and their clock signal input terminal is all connected to the delivery outlet line P1.3 of Single Chip Microcomputer (SCM) system.
Described be incorporated to go here and there be made up of into circuit 9 pieces of 74HC165 cascades: being incorporated to of last block 74HC165 is gone here and there out signal end QH and is connected to the signal serial input terminal DS of previous piece, the like, the signal parallel input of raw 8 (position/blocks) of common property × 9 pieces=72, each signal parallel input also each connects the pull down resistor negative pole to set of cells, being incorporated to of first piece of 74HC165 is gone here and there out signal end QH and is connected to the input port line P1.5 of Single Chip Microcomputer (SCM) system, the data loading control end/PL that is incorporated to of these 9 pieces of 74HC165 is all connected to the delivery outlet line P1.6 of Single Chip Microcomputer (SCM) system, their clock signal input terminal is all connected to the delivery outlet line P1.7 of Single Chip Microcomputer (SCM) system, their clock enables input/CE and is all connected to the negative pole of set of cells.
No matter the foot of people, be barefoot or wear footwear, and the area that it occupies is much larger than the area occupied by foot of other toy such as cat, Canis familiaris L..Therefore, measured area of the present invention comprises measurement with differentiation foot type program and is trampled the method for region area, and for distinguishing the foot type of people and toy, its step is as follows:
Step one, initialization single-chip microcomputer:
MOV_SP, 2FH ' storehouse initial value,
CLR_P1.2, P1.3, P1.7, P3.7 ' prepare output signal,
SETB_P1.5, P1.6 ' it is ready for signal,
Step 2, initialization program:
CLR_R5, CLR_R6’R5, R6It is respectively low byte and the high byte of grid enumerator,
Loop1:MOV_R0, #Number_COL ' Number_COL is the number of wire in row electrode group,
Loop2:MOV_R3, #Number_ROW ' Number_ROW is the number of wire in row electrode group,
SETB_P1.2, NOP, CLR_P1.2 ' reset the outfan of 9 pieces of 74HC164 sealing in and going out circuit,
DJNZ_R3, Loop2 ' R3For cycle counter,
DJNZ_R0, Loop1 ' R0For cycle counter,
MOV_DPH, #00H, MOV_DPL, #00H ' initialization data pointer DPTR,
' it is split up into the x of two 8, y-coordinate pointer,
The region that step 3, beginning Scanning Detction are trampled:
1) by single-chip microcomputer to first wire one high level of output in row electrode group, then, by the level of wire in root detection row electrode group, it is low, high level represents with #00H, #01H respectively and stores it: MOV_DPTR, #00H or MOV_DPTR, #01H, wherein, has often detected a row electrode group wire, y-coordinate pointer will point to next root row electrode group wire: INC_DPL
If all conducting checked in complete row electrode group, i.e. DPL=Number_COL, x, y-coordinate pointer points to next root row electrode group wire: INC_DPH, MOV_DPL, #00H；
2) by single-chip microcomputer, next the root wire in row electrode group is exported a high level, then, by the level of wire in root detection row electrode group, it is low, high level is respectively with #00H, #01H represents and stores it, wherein, has often detected a row electrode group wire, y-coordinate pointer will point to next root row electrode group wire
If all conducting checked in complete row electrode group, i.e. DPL=Number_COL, x, y-coordinate pointer points to next root row electrode group wire；
3) judge that whether the wire being currently at high level in row electrode group is beyond its last root:
A () DPH ＜ Number_ROW (number of wire in row electrode group), is not last root, jumps to the 2 of this step 3) proceed Scanning Detction；
B () DPH=Number_ROW, beyond last root, performs next step；
Step 4, utilization " method of number grid amount area ", it is thus achieved that currently trampled the area in region: S；
If step 5 S >=Area, (Area is certain predetermined value), it is judged as trampling of the foot by people, and signal an alert: SETB_P3.7, through time delay about ten seconds, then removes this alarm signal: CLR_P3.7；
Step 6, jump to step one, start a new wheel scan detection job.
Described in above-mentioned steps four, the method for number grid amount area comprises the steps:
Step one, initialization x, y-coordinate pointer DPTR:MOV_DPH, #00H, MOV_DPL, #00H；
Step 2, take out and check the data of current location from RAM: MOV_A, DPTR,
If a () these data are not equal to #01H, redirect the step 3 performing this method；
B (), if equal to #01H, checks whether the data at the underface (DPH ← DPH+1, DPL) of present co-ordinate position, the lower left corner (DPH ← DPH+1, DPL ← DPL-1) two are simultaneously equal to #01H, be, then grid enumerator R6R5Add 1；
Whether the data of right neighbour (DPH, the DPL ← DPL+1) correspondence of present co-ordinate position to be checked are equal to #01H:
It is to redirect the step 3 of this method,
No, check whether the data at the underface (DPH ← DPH+1, DPL) of present co-ordinate position, the lower right corner (DPH ← DPH+1, DPL ← DPL+1) two are simultaneously equal to #01H further, be, then grid enumerator R6R5Also add 1；
If the first row that present co-ordinate position is positioned on limit, first row, last column or last string, then the underface of present co-ordinate position, the lower left corner, right neighbour do not have corresponding data with the lower right corner in RAM, now the feature of its coordinate is DPH ＜ 0, DPL ＜ 0, DPH=Number_ROW or DPL=Number_COL, and the data at these coordinate points of as are #00H；
Step 3, x, y-coordinate pointer DPTR points to the next coordinate points of present co-ordinate position: if changing coordinates point has exceeded one's own profession row last, that is: during DPL=Number_COL, next coordinate points is (DPH ← DPH+1, DPL ← 0), otherwise, next coordinate points is (DPH, DPL ← DPL+1)；
If step 4 x, y-coordinate pointer DPTR is not yet beyond row last, it may be assumed that DPH ＜ Number_ROW, redirects the step 2 of this method, continues the work of this number of times grid amount area；
No, then calculate and trampled the area S=R in region6R5×Ssquare, wherein, SsquareIt is the area of a grid, the spacing of row, column electrode group inside conductor determines, reset grid enumerator R6R5, terminate the work of this number of times grid amount area.
It is an advantage of the invention that and set up two-dimensional coordinate system according to the arrangement of row, column two electrode group wire, by single-chip microcomputer just can with region that Scanning Detction is trampled, by several grid reference areas, judge the type of foot and decide whether to send chimes of doom；Its anti-pet tread type alarm is economic, practical.
Accompanying drawing explanation
It is further elaborated with the present invention below against accompanying drawing.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the schematic diagram of Single Chip Microcomputer (SCM) system.
Fig. 3 is the schematic diagram sealing in and going out circuit.
Fig. 4 is to be incorporated to go here and there the schematic diagram into circuit.
Fig. 5 is the region trampled with numerical code expression and the method schematic diagram of number grid amount area.
In figure, 1. rectangular frame, the side (wide) of 11. rectangular frames 1, the side (length) of 12. rectangular frames 1, (OK) the electrode group on 13. rectangular frame 1 base plates, 14. are positioned at (arranging) the electrode group on the top of rectangular frame, 141. target area, the row Scanning Detction direction of 143. pairs of target area number grid, 21.-29.74HC164,31.-39.74HC165.
Detailed description of the invention
The present invention includes: rectangular frame (1), set of cells, a Single Chip Microcomputer (SCM) system, seals in and goes out circuit, be incorporated to go here and there into circuit, music circuit and measured area to distinguish foot type program.
Rectangular frame (1) is as shown in Figure 1, its top and bottom are respectively arranged with one group of electrode (14) and (13), it is referred to as row electrode group and row electrode group, each group of electrode is made up of 72 exposed plain conductors, these wires are independent of one another, spacing is uniform, the direction of the arrangements of conductors of two arrays of electrodes (14) and (13) is mutually perpendicular to (not being strict with), both sides (11) or (12) by framework (1) are dielectrically separated from and support, the outer wrap of whole rectangular frame insulant, outer likeness in form step tread pad.
Single Chip Microcomputer (SCM) system is not as in figure 2 it is shown, draw electrification reset circuit and the clock circuit of single-chip microcomputer in figure.Assuming that row, column electrode group is respectively arranged with 256 wires, can produce 256 × 256=65536 cross point, there is two states in each cross point: separates or contacts, and 64KB=64 × 1024=64 × 210=65536, accordingly, it would be desirable to extension 64KB off-chip RAM.Single-chip microcomputer needs to select in 8051 series and has 40 feet, preferably its Flash program memorizer in strap, and at this moment, the pin/EA of its single-chip microcomputer receives positive source.
Described seal in and go out circuit as shown in Figure 3, it is made up of nine pieces 8 SI PO shift register 74HC164 (21)-(29) cascades, its 72 outfan QA, QB, QC, QD, QE ... every plain conductor in row electrode group (13) of the bottom being consecutively connected to rectangular frame (1) respectively.
Described it is incorporated to go here and there into circuit as shown in Figure 4, it is incorporated to go here and there out shift register 74HC165 (31)-(39) cascade by nine pieces 8 form, its 72 output terminals A, B, C, D, E ... every plain conductor in row electrode group (14) on the top being consecutively connected to rectangular frame (1) respectively.These 72 output terminals A, B, C, D, E ... each also each connect the pull down resistor of～the 30K Ω negative terminal to power supply because succinct reason, Fig. 4 does not all draw these pull down resistors.
Music circuit uses music integrated circuit to coordinate speaker, or only uses a buzzer, is used for sending chimes of doom.
At ordinary times, in row, column electrode group, wire spatially intersects but is not in contact with, and the electromotive force of the wire in row electrode group pulled down to power supply ground, and single-chip microcomputer is by sealing in and going out the circuit wire by root scan-type output high level to row electrode group.When being trampled, in the region trampled, the wire in row, column electrode group comes in contact, and sequentially makes the wire being positioned in the row electrode group of these contact points be also at high level.Can choose and be positioned at the initial point making coordinate system at the place, first cross point in the upper left corner, coordinate system is set up according to the orientation of wire in row, column electrode group, single-chip microcomputer obtains the high and low level of the most cross one another point by Scanning Detction, is stored in 64KB off-chip RAM.So, mean that the situation in region that whole anti-pet tread type alarm guarded against with two numbers of #00H, #01H, shown in Figure 5.
Measured area is to distinguish foot type program load in the program storage of Single Chip Microcomputer (SCM) system." measure and trampled the method for region area " as described in the step 4 of this program.See Fig. 5, being characterized by of the rule of number grid: 1) check to coordinate points from left to right, the most one by one and add up grid, 2) when of running into corresponding mark digital #01H, first check according to a → b → c route, if the data in three cross points relevant on this route are all mark number, then it represents that this encloses a grid in trampling region；Then, check whether the data of the some e on the right of it are mark number: be then to add up grid by next coordinate points, no, then check according to a → b → d route, if the data in three cross points relevant on this route are all mark number, then it represents that this must count a grid in trampling region；3) count grid to count to last coordinate points of last column and terminate this task.
Trample the area in region and be multiplied by the area of a grid equal to the quantity of grid in region of being trampled counted.According to being trampled the size of region area, the character trampled being subject to can be analyzed, it may be judged whether belong to trampling of people or trampling of toy.
Output or the input port line of Single Chip Microcomputer (SCM) system of the present invention can be converted according to practical situation, the number of the wire that described column or row electrode group is comprised and its spacing, seal in and go out, are incorporated to go here and there out the number of shift register and the capacity of random access memory can be increased or decreased according to Scanning Detction principle of the present invention accordingly.

Claims (1)

  1. In the most anti-pet tread type alarm, measured area is with the method distinguishing foot type, it is with a kind of anti-pet tread type alarm as physical basis, single chip computer measurement is used to be trampled the area in region, distinguish the foot type of people and toy accordingly, sent chimes of doom when trampling by people, described anti-pet tread type alarm by a rectangular frame, set of cells, Single Chip Microcomputer (SCM) system, seal in and go out circuit, be incorporated to go here and there into circuit and music circuit and form；Wherein, the top of rectangular frame and bottom are respectively arranged with one group of electrode, it is referred to as row electrode group and row electrode group, the plain conductor of each group of electrode is independent of one another, spacing is uniform, exposed, the direction of the arrangements of conductors of two arrays of electrodes is mutually perpendicular to, the wire of row electrode group is sequentially connected respectively to be incorporated to go here and there each parallel input terminal into circuit, the wire of row electrode group is sequentially connected respectively to seal in and go out each parallel output terminal of circuit, the top of described rectangular frame and the two arrays of electrodes of bottom and is dielectrically separated from by the both sides of this framework and is support；Described Single Chip Microcomputer (SCM) system includes one piece of single-chip microcomputer and crystal oscillating circuit thereof and electrification reset circuit, random access memory circuit and program storage, single-chip microcomputer is selected has 40 feet in 8051 series, its delivery outlet line P3.7 is connected to the input of music circuit, and set of cells is as power supply；Described seal in and go out circuit be made up of 9 pieces of 74HC164 cascade: the signal serial input terminal A of first piece of 74HC164 is connected to the delivery outlet line P1.2 of single-chip microcomputer, its highest order outfan QH is connected to the signal serial input terminal A of second piece of 74HC164, the highest order outfan QH of second piece is connected to the signal serial input terminal A of the 3rd piece, the like, the signal parallel outfan of raw 8/block × 9 piece=72 of common property；The clear terminal of 9 pieces of 74HC164 and signal serial input terminal B are all connected to the positive pole of set of cells, and their clock signal input terminal is all connected to the delivery outlet line P1.3 of single-chip microcomputer；Described be incorporated to go here and there be made up of into circuit 9 pieces of 74HC165 cascades: being incorporated to of last block 74HC165 is gone here and there out signal end QH and is connected to the signal serial input terminal DS of previous piece of 74HC165, the like, the signal parallel input of raw 8/block × 9 piece=72 of common property, each signal parallel input also each connects the pull down resistor negative pole to set of cells, being incorporated to of first piece of 74HC165 is gone here and there out signal end QH and is connected to the input port line P1.5 of single-chip microcomputer, the data loading control end PL that is incorporated to of 9 pieces of 74HC165 is all connected to the delivery outlet line P1.6 of single-chip microcomputer, their clock signal input terminal is all connected to the delivery outlet line P1.7 of single-chip microcomputer, their clock enables input CE and is all connected to the negative pole of set of cells；It is characterized in that, in described anti-pet tread type alarm, measured area sets up two-dimensional coordinate system with the method distinguishing foot type according to the arrangement of row, column two electrode group wire, the region trampled by single-chip microcomputer Scanning Detction, by several grid reference areas, judge the type of foot and decide whether to send chimes of doom, comprise the following steps:
    Step one, initialization single-chip microcomputer:
    MOV_SP, 2FH ' storehouse initial value,
    CLR_P1.2, P1.3, P1.7, P3.7 ' prepare output signal,
    SETB_P1.5, P1.6 ' it is ready for signal,
    Step 2, initialization program:
    CLR_R5, CLR_R6’R5, R6It is respectively low byte and the high byte of grid enumerator,
    Loop1:MOV_R0, #Number_COL ' Number_COL is the number of wire in row electrode group,
    Loop2:MOV_R3, #Number_ROW ' Number_ROW is the number of wire in row electrode group,
    SETB_P1.2, NOP, CLR_P1.2 ' reset the outfan sealing in and going out all 74HC164 of circuit,
    DJNZ_R3, Loop2 ' R3For cycle counter,
    DJNZ_R0, Loop1 ' R0For cycle counter,
    MOV_DPH, #00H, MOV_DPL, #00H ' initialization data pointer DPTR,
    ' it is split up into the x of two 8, y-coordinate pointer,
    The region that step 3, beginning Scanning Detction are trampled:
    1) by single-chip microcomputer to first wire one high level of output in row electrode group, then, by the level of wire in root detection row electrode group, it is low, high level represents with #00H, #01H respectively and stores it: MOV_DPTR, #00H or MOV_DPTR, #01H, wherein, has often detected a row electrode group wire, y-coordinate pointer will point to next root row electrode group wire: INC_DPL
    If all conducting checked in complete row electrode group, i.e. DPL=Number_COL, x, y-coordinate pointer points to next root row electrode group wire: INC_DPH, MOV_DPL, #00H；
    2) by single-chip microcomputer, next the root wire in row electrode group is exported a high level, then, by the level of wire in root detection row electrode group, it is low, high level is respectively with #00H, #01H represents and stores it, wherein, has often detected a row electrode group wire, y-coordinate pointer will point to next root row electrode group wire
    If all conducting checked in complete row electrode group, i.e. DPL=Number_COL, x, y-coordinate pointer points to next root row electrode group wire；
    3) judge that whether the wire being currently at high level in row electrode group is beyond its last root:
    A () DPH ＜ Number_ROW, is not last root, jump to the 2 of this step 3) proceed Scanning Detction；
    B () DPH=Number_ROW, beyond last root, performs next step；
    Step 4, utilization " method of number grid amount area ", it is thus achieved that currently trampled the area in region: S；
    If step 5 S >=Area, Area are certain predetermined value, it is judged as trampling of the foot by people, and signal an alert: SETB_P3.7, through time delay ten seconds, then removes this alarm signal: CLR_P3.7；
    Step 6, jump to step one, start a new wheel scan detection job；
    Described in above-mentioned steps four, the method for number grid amount area comprises the steps:
    Step 1, initialization x, y-coordinate pointer DPTR:MOV_DPH, #00H, MOV_DPL, #00H；
    Step 2, take out and check the data of current location from RAM: MOV_A, DPTR,
    If a () these data are not equal to #01H, jump procedure 3；
    B (), if equal to #01H, checks whether the data at the underface (DPH ← DPH+1, DPL) of present co-ordinate position, the lower left corner (DPH ← DPH+1, DPL ← DPL-1) two are simultaneously equal to #01H, be, then grid enumerator R6R5Add 1；
    Whether the data of right neighbour (DPH, the DPL ← DPL+1) correspondence of present co-ordinate position to be checked are equal to #01H:
    It is, jump procedure 3,
    No, check whether the data at the underface (DPH ← DPH+1, DPL) of present co-ordinate position, the lower right corner (DPH ← DPH+1, DPL ← DPL+1) two are simultaneously equal to #01H further, be, then grid enumerator R6R5Also add 1；
    If the first row that present co-ordinate position is positioned on limit, first row, last column or last string, then the underface of present co-ordinate position, the lower left corner, right neighbour do not have corresponding data with the lower right corner in RAM, now the feature of its coordinate is DPH ＜ 0, DPL ＜ 0, DPH=Number_ROW or DPL=Number_COL, and the data at these coordinate points of as are #00H；
    Step 3, x, y-coordinate pointer DPTR points to the next coordinate points of present co-ordinate position: if changing coordinates point has exceeded one's own profession row last, that is: during DPL=Number_COL, next coordinate points is (DPH ← DPH+1, DPL ← 0), otherwise, next coordinate points is (DPH, DPL ← DPL+1)；
    If step 4 x, y-coordinate pointer DPTR are not yet beyond row last, it may be assumed that DPH ＜ Number_ROW, jump procedure 2, continue the work of this number of times grid amount area；
    No, then calculate and trampled the area S=R in region6R5×Ssquare, wherein, SsquareIt is the area of a grid, the spacing of row, column electrode group inside conductor determines, then, reset grid enumerator R6R5, terminate the work of this number of times grid amount area.
CN201010228503.6A 2010-07-16 2010-07-16 Anti-pet tread type alarm and measured area thereof are with the method distinguishing foot type Expired - Fee Related CN102339511B (en)

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CN201123668Y (en) * 2007-12-10 2008-10-01 车祎 Anti-theft foot pad
CN201285580Y (en) * 2008-10-28 2009-08-05 曾佳 Alarm door mat
CN201355514Y (en) * 2009-02-25 2009-12-02 中国石化股份胜利油田分公司海洋采油厂 Treadle type burglar alarm device

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