CN209311891U - A kind of low-power consumption and the Intellective Communication System for stablizing data transmission - Google Patents
A kind of low-power consumption and the Intellective Communication System for stablizing data transmission Download PDFInfo
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- CN209311891U CN209311891U CN201920353112.3U CN201920353112U CN209311891U CN 209311891 U CN209311891 U CN 209311891U CN 201920353112 U CN201920353112 U CN 201920353112U CN 209311891 U CN209311891 U CN 209311891U
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- control module
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Abstract
The utility model relates to a kind of low-power consumption and stablize data transmission Intellective Communication System, including with the first operating voltage V1 household appliance control module, be electrically connected to carry out the intelligent control module of bidirectional data interaction with the second operating voltage V2 and with household appliance control module, it is characterised in that: the household appliance control module output end be equipped with that there are linear ratio relations with the first operating voltage V1 and the second operating voltage V2 to maintain each control module to export under respective corresponding operating voltage and the bleeder circuit of reception data between intelligent control module receiving end；The output circuit that data fidelity can be made to export is also connected between the intelligent control module output end and household appliance control module receiving end, the power end of the power end and household appliance control module of the output circuit and intelligent control module is respectively connected with.The circuit system structure is simple, production cost saving.
Description
Technical field
The utility model relates to electronic technology field more particularly to a kind of low-power consumption and stablize data transmission intelligent communication
System.
Background technique
Under household electrical appliances intelligence overall background, many household appliances such as air purifier need intellectualized reconstruction, these
Can have intelligent control module after household appliances are engineered.Intelligent control module mostly uses greatly 3.3V power voltage supply to reduce energy
Consumption, and in order to guarantee that good vulnerability to jamming and stability, household appliances control module then generally use 5V power voltage supply, this just makes
At there are voltage differences between intelligent control module and household appliances control module.
In order to make to can be carried out stable data communication between intelligent control module and household appliances control module, often in intelligent control
Isolating device is set between molding block and household appliance control module, so that the voltage between the two is unaffected.But this design makes system
Circuit is complex, and production cost is higher.
Utility model content
In view of the above problems, it is low that the purpose of this utility model is to provide a kind of circuit designs is simple, production cost is low
Power consumption and the Intellective Communication System for stablizing data transmission.
To achieve the goals above, the technical solution of the utility model protection is, a kind of low-power consumption and stablizes data and transmits
Intellective Communication System, including with the first operating voltage V1 household appliance control module, have the second operating voltage V2 and with family
Electric control module is electrically connected to carry out the intelligent control module of bidirectional data interaction, it is characterised in that:
It is equipped between the household appliance control module output end and intelligent control module receiving end and the first operating voltage V1 and the
There are linear ratio relations to maintain each control module to export and receive number under respective corresponding operating voltage by two operating voltage V2
According to bleeder circuit；
Being also connected between the intelligent control module output end and household appliance control module receiving end can make data fidelity defeated
Output circuit out, the output circuit distinguish phase with the power end of intelligent control module and the power end of household appliance control module
Even.
Further, the bleeder circuit includes,
The first resistor R1 and second resistance R2 being sequentially connected in series between household appliance control module output end and ground, the intelligence
Control module receiving end is connected between first resistor R1 and second resistance R2；
Meet between the first resistor R1, second resistance R2, the first operating voltage V1, the second operating voltage V2, V1 × R2/
(R1+R2)=V2.
Further, the output circuit includes 3rd resistor R3, the 4th resistance R4 and switch module Q, the switching molding
The first port A of block Q is connected by the 4th resistance R4 with the power end of household appliance control module, second port B connection intelligent control
The control port C of module output end and switch module Q are connected by 3rd resistor R3 with the power end of intelligent control module, household electrical appliances
Control module receiving end is connected between the 4th resistance R4 and first port.
Further, the both ends the second resistance R2 are parallel with the first filter capacitor C1.
Further, the second filter capacitor C2 is connected between the household appliance control module receiving end and ground.
Further, the switch module Q is NPN type triode, the first port A, second port B, control port C
The respectively collector, emitter and base stage of NPN triode.
Further, the switch module Q is the enhanced metal-oxide-semiconductor of N-channel, first port A, second port B, control port
C is respectively drain electrode, source electrode and the grid of the enhanced metal-oxide-semiconductor of N-channel.
Further, the resistance value of the first resistor R1 is 10K Ω, and the resistance value of second resistance R2 is 20K Ω.
Further, the resistance value of the 3rd resistor R3 and the 4th resistance R4 is 4.7K Ω.
Further, the size of the first filter capacitor C1 and the second filter capacitor C2 are 100pF.
Compared with the prior art, the advantages of the utility model are: in household appliance control module output end and intelligent control mould
Bleeder circuit is arranged in block receiving end, may make the received communication signal voltage of intelligent control module and intelligent control module power supply electricity
Pressure is consistent, and output circuit is arranged in intelligent control module output end and household appliance control module receiving end, can make home wiring control
The communication signal voltage that module receives is consistent with household appliance control module supply voltage, this ensure that household appliance control module
Communication robust between intelligent control module, and the circuit system structure is simple, cost savings.
Detailed description of the invention
Fig. 1 is the preferred embodiment circuit diagram of the utility model communication system bleeder circuit.
Fig. 2 is the preferred embodiment circuit diagram of the utility model communication system output circuit.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
The utility model relates to low-power consumption and stablize data transmission Intellective Communication System, including have first work electricity
The household appliance control module of V1 is pressed, there is the second operating voltage V2 and is electrically connected with household appliance control module to carry out bi-directional data friendship
Mutual intelligent control module；It is equipped between the household appliance control module output end and intelligent control module receiving end and the first work electricity
There are linear ratio relations to maintain each control module to export under respective corresponding operating voltage by pressure V1 and the second operating voltage V2
With the bleeder circuit for receiving data；Being also connected between the intelligent control module output end and household appliance control module receiving end can
The output circuit for exporting data fidelity, the electricity of the power end and household appliance control module of the output circuit and intelligent control module
Source is respectively connected with.In actual use, the first operating voltage V1 is usually 5V, and the second operating voltage V2 is usually
3.3V。
It is as shown in Figure 1 the circuit diagram of bleeder circuit preferred embodiment, the bleeder circuit includes being sequentially connected in series in household electrical appliances
First resistor R1 and second resistance R2 between control module output end and ground, the intelligent control module receiving end are connected to
Between one resistance R1 and second resistance R2；The first resistor R1, second resistance R2, the first operating voltage V1, the second operating voltage
Meet following relationship: V1 × R2/ (R1+R2)=V2 between V2, in this way when household appliance control module exports high level, first resistor R1
Voltage between second resistance R2 is consistent with the working power voltage of intelligent control module, can make household appliance control module to
The communication signal of intelligent control module transmission is undistorted, it is ensured that the stability of communication.
In the present embodiment, for filtering clutter, signal interference is reduced, the both ends the second resistance R2 are parallel with the first filter
Wave capacitor C1.
As a kind of preferred embodiment, it is the resistance of 10K Ω that the first resistor R1, which selects resistance value, and second resistance R2 is selected
Resistance value is the resistance of 20K Ω, and it is the capacitor of 100pF that the first filter capacitor C1, which selects size,.It is calculated by partial pressure, the first electricity
The voltage hindered between R1 and second resistance R2 is about 3.33V, the working power voltage 3.3V holding one of this and intelligent control module
It causes, is able to carry out and stablizes effective communication.The value of certain R1, R2, C1 can also be other values met the requirements.
The linear ratio relation of the bleeder circuit, household appliance control module, the intelligent control being able to satisfy under different operating voltage
Module works normally under respective operating voltage state, and in other words, first resistor R1 in the bleeder circuit, second resistance R2 take
Value is determined by the operating voltage of intelligent control module, household appliance control module, however, how to select, is intended to play maintenance respectively
Function in normal working voltage.
It is illustrated in figure 2 the circuit diagram of output circuit preferred embodiment, the output circuit includes 3rd resistor R3, the 4th
The first port A of resistance R4 and switch module Q, the switch module Q pass through the power supply of the 4th resistance R4 and household appliance control module
End is connected, the control port C of second port B connection intelligent control module output end and switch module Q by 3rd resistor R3 and
The power end of intelligent control module is connected, and household appliance control module receiving end is connected between the 4th resistance R4 and first port.
As a kind of preferred embodiment, the switch module Q be NPN type triode, the first port, second port,
Control port is respectively the collector, emitter and base stage of NPN triode.
As another preferred embodiment, the switch module Q be the enhanced metal-oxide-semiconductor of N-channel, first port, second port,
Control port is respectively drain electrode, source electrode and the grid of the enhanced metal-oxide-semiconductor of N-channel.
In above-mentioned output circuit, when intelligent control module output end TX output is high level, the voltage of TX is 3.3V
It is also 3.3V as the voltage of R1 pull-up resistor, at this moment triode or metal-oxide-semiconductor are not turned on, household appliance control module receiving end
Voltage is the upper pull-up voltage 5V of the 4th resistance R4, consistent with the working power voltage of household appliance control module；When TX output is low electricity
Usually, triode or metal-oxide-semiconductor conducting, the then voltage and triode current collection that the voltage of RXD is intelligent control module output end TX
The voltage and metal-oxide-semiconductor drains and source that the voltage of the sum of pole and transmitting voltage across poles or RXD are intelligent control module output end TX
The sum of voltage across poles then can be confirmed that the voltage of RXD lower than 0.7V, can be confirmed as low level.It can make intelligent control in this way
The communication signal that module is transmitted to household appliance control module is undistorted, it is ensured that the stability of communication.
In the present embodiment, for filtering clutter, signal interference is reduced, between the household appliance control module receiving end and ground
It is connected with the second filter capacitor C2.
As a kind of preferred embodiment, the resistance value of the 3rd resistor R3 and the 4th resistance R4 are 4.7K Ω, and described
The size of two filter capacitor C2 is 100pF.The value of certain R3, R4, C2 can also be other values met the requirements.
Other than above-mentioned improvement, other similar improvement are also contained in the improvement threshold of the utility model, herein
It repeats no more.While there has been shown and described that the embodiments of the present invention, it will be appreciated by those skilled in the art that: it is not taking off
These embodiments can be carried out with a variety of variations, modification, replacement and deformation in the case where from the principles of the present invention and objective.
Claims (10)
1. a kind of low-power consumption and the Intellective Communication System for stablizing data transmission, including the home wiring control with the first operating voltage V1
Module is electrically connected with the second operating voltage V2 and with household appliance control module to carry out the intelligent control mould of bidirectional data interaction
Block, it is characterised in that:
It is equipped with and the first operating voltage V1 and the second work between the household appliance control module output end and intelligent control module receiving end
Making voltage V2, there are linear ratio relations to maintain each control module to export and receive data under respective corresponding operating voltage
Bleeder circuit；
The output of data fidelity can be made by being also connected between the intelligent control module output end and household appliance control module receiving end
The power end of output circuit, the power end and household appliance control module of the output circuit and intelligent control module is respectively connected with.
2. Intellective Communication System according to claim 1, it is characterised in that:
The bleeder circuit includes the electricity of the first resistor R1 being sequentially connected in series between household appliance control module output end and ground and second
R2 is hindered, the intelligent control module receiving end is connected between first resistor R1 and second resistance R2；
Meet between the first resistor R1, second resistance R2, the first operating voltage V1, the second operating voltage V2, V1 × R2/ (R1+
R2)=V2.
3. Intellective Communication System according to claim 2, it is characterised in that:
The output circuit includes 3rd resistor R3, the 4th resistance R4 and switch module Q, the first port A of the switch module Q
It is connected by the 4th resistance R4 with the power end of household appliance control module, second port B connection intelligent control module output end and is opened
The control port C for closing module Q is connected by 3rd resistor R3 with the power end of intelligent control module, household appliance control module receiving end
It is connected between the 4th resistance R4 and first port.
4. Intellective Communication System according to claim 3, it is characterised in that:
The both ends the second resistance R2 are parallel with the first filter capacitor C1.
5. Intellective Communication System according to claim 4, it is characterised in that:
The second filter capacitor C2 is connected between the household appliance control module receiving end and ground.
6. Intellective Communication System according to claim 3, it is characterised in that:
The switch module Q is NPN type triode, and the first port A, second port B, control port C are respectively tri- pole NPN
Collector, emitter and the base stage of pipe.
7. Intellective Communication System according to claim 3, it is characterised in that:
The switch module Q is the enhanced metal-oxide-semiconductor of N-channel, and first port A, second port B, control port C are respectively N-channel
Drain electrode, source electrode and the grid of enhanced metal-oxide-semiconductor.
8. Intellective Communication System according to claim 2, it is characterised in that:
The resistance value of the first resistor R1 is 10K Ω, and the resistance value of second resistance R2 is 20K Ω.
9. Intellective Communication System according to claim 3, it is characterised in that:
The resistance value of the 3rd resistor R3 and the 4th resistance R4 is 4.7K Ω.
10. Intellective Communication System according to claim 5, it is characterised in that:
The size of the first filter capacitor C1 and the second filter capacitor C2 are 100pF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353112.3U CN209311891U (en) | 2019-03-20 | 2019-03-20 | A kind of low-power consumption and the Intellective Communication System for stablizing data transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353112.3U CN209311891U (en) | 2019-03-20 | 2019-03-20 | A kind of low-power consumption and the Intellective Communication System for stablizing data transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209311891U true CN209311891U (en) | 2019-08-27 |
Family
ID=67682224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920353112.3U Active CN209311891U (en) | 2019-03-20 | 2019-03-20 | A kind of low-power consumption and the Intellective Communication System for stablizing data transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209311891U (en) |
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2019
- 2019-03-20 CN CN201920353112.3U patent/CN209311891U/en active Active
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