CN208985367U - Control circuit and electronic equipment are expanded in upgrading - Google Patents
Control circuit and electronic equipment are expanded in upgrading Download PDFInfo
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- CN208985367U CN208985367U CN201821850352.6U CN201821850352U CN208985367U CN 208985367 U CN208985367 U CN 208985367U CN 201821850352 U CN201821850352 U CN 201821850352U CN 208985367 U CN208985367 U CN 208985367U
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- interface
- governor circuit
- upgrading
- external equipment
- transmission end
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Abstract
The utility model provides a kind of upgrading expansion control circuit, including selecting module and interconnecting module.Selecting module is connected with governor circuit, external equipment and interconnecting module respectively, and it is connected accordingly according to the selection control signal of governor circuit output, when governor circuit is upgraded, external equipment transmits corresponding upgrading data to interconnecting module by selecting module；When governor circuit is expanded, governor circuit transmits corresponding equipment connection signal to external equipment by selecting module.Interconnecting module is connected with governor circuit, is transmitted to governor circuit by corresponding interface for that will upgrade data.The utility model also provides a kind of electronic equipment.Control circuit and electronic equipment are expanded in upgrading provided by the utility model, by selecting module and interconnecting module, realize the upgrading of governor circuit and have expanded the external equipment for supporting connection protocol, to solve the control problem of the equipment of other Control Coolings.
Description
Technical field
The utility model relates to the control field of electronic equipment, in particular to control circuit is expanded in a kind of upgrading and electronics is set
It is standby.
Background technique
In daily life, more and more equipment such as television set, air-conditioning, refrigerator, DVD etc. are equipped with corresponding control and use
Infrared function electronic equipment, these electronic equipments bring more convenient.
However, these electronic equipments can only control the equipment with infrared function, it is not able to satisfy further types of equipment
Demand for control, to can still be brought to user using upper inconvenience.
Utility model content
The utility model provides a kind of upgrading and expands control circuit and electronic equipment, can solve setting for other Control Coolings
Standby out of contior problem.
The utility model technical scheme applied to solve the technical problem is as follows:
The utility model discloses a kind of upgradings to expand control circuit, including selecting module and interconnecting module；The selection
Module is connected with governor circuit, external equipment and the interconnecting module respectively, and the selection control exported according to the governor circuit
Signal processed is connected accordingly, and when the governor circuit is upgraded, the external equipment is passed by the selecting module
Defeated corresponding upgrading data are to the interconnecting module；When the governor circuit is expanded, the governor circuit passes through selection
The corresponding equipment connection signal of module transfer is to the external equipment；The interconnecting module is connected with the governor circuit, is used for
The upgrading data are transmitted to the governor circuit by corresponding interface.
In a wherein embodiment, the selecting module includes selection chip, and the selection chip includes the first control
Input terminal processed, the second control signal, external equipment first interface end, external equipment second interface end, the first upgraded side, second
Upgraded side, the first output transmission end and the first input transmission end, the first control signal of the selection chip, the second control are defeated
Enter end to be connected with the control output end of the governor circuit, the external equipment first interface end and outside of the selection chip are set
Standby second interface end is connected with external equipment, the first output transmission end of the selection chip and the first input transmission end difference
Transmission end is exported with the second of the governor circuit and the second input transmission end is connected one by one；The interconnecting module includes switching core
Piece, the switching chip include first interface input terminal, second interface input terminal, third input transmission end and third output transmission
End；The first interface input terminal and second interface input terminal of the switching chip are passed with the first output of the selecting module respectively
Defeated end is connected one by one with the first input transmission end, the third input transmission end and third output transmission end difference of the switching chip
Transmission end is inputted with the 4th of the governor circuit the and the 4th output transmission end is connected one by one.
In a wherein embodiment, the first control signal of the selection chip passes through first resistor and the master
The control output end for controlling circuit is connected, and is grounded by second resistance；The third input transmission end of the switching chip passes through the
Three resistance are connected with the 4th input transmission end of the governor circuit, and the third output transmission end of the switching chip passes through the 4th
Resistance is connected with the 4th output transmission end of the governor circuit.
In a wherein embodiment, the model BCT4223 of the selection chip.
In a wherein embodiment, the selecting module includes external interface, the external equipment of the selection chip
First interface end and external equipment second interface end are connected by the external interface with the external equipment.
In a wherein embodiment, when the governor circuit is upgraded, the external equipment is computer.
In a wherein embodiment, the model CH340E of the switching chip.
In a wherein embodiment, the interconnecting module include with it is described switching chip third input transmission end and
The USB interface or UART interface or RS232 interface or RS485 interface that third output transmission end is connected.
In a wherein embodiment, when the governor circuit is expanded, the external equipment is MCU+RF mould
Block, bluetooth module, one of module in zigbee module.
The utility model provides a kind of electronic equipment, and electronic equipment includes that control circuit is expanded in above-mentioned upgrading.
Technical solution provided by the embodiment of the utility model has the benefit that
The utility model provides a kind of upgrading and expands control circuit and electronic equipment, by selecting module and interconnecting module,
It realizes the upgrading of governor circuit and has expanded the external equipment for supporting connection protocol, to solve setting for other Control Coolings
Standby control problem.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is that the circuit connection diagram of control circuit is expanded in the upgrading of the utility model first embodiment；
Fig. 2 is that the circuit connection diagram of control circuit is expanded in the upgrading of the utility model second embodiment；
Fig. 3 is that the work flow diagram of control circuit is expanded in the upgrading of the utility model 3rd embodiment.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy reaching predetermined purpose of utility model and being taken,
Below in conjunction with attached drawing and preferred embodiment, to according to the utility model proposes upgrading expand the tool of control circuit and electronic equipment
Body embodiment, structure, feature and effect, detailed description is as follows.
Aforementioned and other technology contents, feature and effect in relation to the utility model, following cooperation with reference to schema compared with
Good embodiment can be clearly presented in being described in detail.By the explanation of specific embodiment, when can be to the utility model up to
It is able to more deeply and specifically understand at the technical means and efficacy that predetermined purpose is taken, however shown attached drawing is only to provide
Reference and description is used, and is not used to limit the utility model.
First embodiment
Fig. 1 is that the circuit connection diagram of control circuit is expanded in the upgrading of first embodiment of the invention.As shown in Figure 1, this implementation
It includes selecting module 100 and interconnecting module 200 that control circuit is expanded in the upgrading of example.
Wherein, selecting module 100 is connected with governor circuit 300, external equipment 400 and interconnecting module 200 respectively, and according to
The selection control signal that governor circuit 300 exports is connected accordingly.When governor circuit 300 is upgraded, external equipment
400 transmit corresponding upgrading data to interconnecting module 200 by selecting module 100；It is main when governor circuit 300 is expanded
Control circuit 300 transmits corresponding equipment connection signal to external equipment 400 by selecting module 100.Interconnecting module 200 also with master
It controls circuit 300 to be connected, governor circuit 300 is transmitted to by corresponding interface for data will to be upgraded.
Specifically, selecting module 100 is connected with external equipment 400, wherein selecting module may include transmitting for data
The external interfaces such as USB external interface.Selecting module 100 is also connected with interconnecting module 200, governor circuit 300 respectively；Switching model
Block 200 is connected with governor circuit 300.When governor circuit 300 is upgraded, governor circuit 300 exports corresponding selection control
Signal is denoted as first control signal, which for example can be high level, and selecting module 100 receives selection control
Signal and the connection that external equipment 400 and interconnecting module 200 are connected by internal circuit.Then external equipment 400 passes through selection
Module 100 is connected to interconnecting module 200, then is connected to governor circuit 300, external equipment 400 and master control by interconnecting module 200
Circuit 300 carries out corresponding data and outputs and inputs, thus, external equipment 400 can expand control circuit to master by upgrading
It controls circuit 300 and carries out program upgrading.
When governor circuit 300 is expanded, governor circuit 300 exports corresponding selection control signal and is denoted as the second control
Signal, the second control signal for example can be low level, and selecting module 100 receives selection control signal and by inside it
The connection of circuit conducting external equipment 400 and governor circuit 300.Then governor circuit 300 can send corresponding equipment connection letter
Number external equipment 400 is sent to by selecting module 100, and reaches the connection of a certain agreement, thus, governor circuit 300 can be with
Expand the external equipment 400 for supporting a certain agreement, and then can control the other equipment for supporting same protocol.
In a wherein embodiment, when governor circuit 300 is upgraded, external equipment 400 is computer.
In a wherein embodiment, when governor circuit 300 is expanded, external equipment 400 can be MCU+RF
Module, bluetooth module, one of module in zigbee module, or other kinds of module.
Control circuit is expanded in upgrading provided in this embodiment realizes master by selecting module 100 and interconnecting module 200
It controls the upgrading of circuit 300 and has expanded the external equipment 400 for supporting connection protocol, thus the equipment for solving other Control Coolings
Control problem.
Second embodiment
Fig. 2 is that the circuit connection diagram of control circuit is expanded in the upgrading of the utility model second embodiment.Liter as shown in Figure 2
The circuit connection that grade expands control circuit and upgrading expansion control circuit shown in FIG. 1 is essentially identical, and difference is only in that:
Selecting module 100 includes selection chip U1, and interconnecting module 200 includes switching chip U2.
Wherein, selection chip U1 connects including the first control signal 101, the second control signal 102, external equipment first
Mouth end 103, external equipment second interface end 104, the first upgraded side 105, the second upgraded side 106, first export 107 and of transmission end
First input transmission end 108, selects the first control signal 101 of chip U1, the second control signal 102 and governor circuit
300 control output end 301 is connected, and selects the external equipment first interface end 103 and external equipment second interface end of chip U1
104 are connected with external equipment, select chip U1 first output transmission end 107 and first input transmission end 108 respectively with master
Second output transmission end 302 of control circuit 300 is connected one by one with the second input transmission end 303.In addition, selection chip U1 can be with
Including connecting the first power end of the first reference power source VDD1, the first ground terminal of ground connection.
Wherein, switching chip U2 includes first interface input terminal 201, second interface input terminal 202, third input transmission end
203 and third export transmission end 204；Transfer chip U2 first interface input terminal 201 and second interface input terminal 202 respectively with
Second upgraded side 106 of selecting module 100 is connected one by one with the first upgraded side 105, and the third of switching chip U2 inputs transmission end
203 and third output transmission end 204 transmission end 304 and the 4th output transmission end 305 are inputted with the 4th of governor circuit 300 respectively
It is connected one by one.In addition, switching chip U2 can also include connection the second reference power source VDD2 second source end, ground connection second
Ground terminal.
In a wherein embodiment, the first control signal 101 of chip U1 is selected to pass through first resistor R1 and master
The control output end 301 for controlling circuit 300 is connected, and is grounded by second resistance R2；The third of switching chip U2 inputs transmission end
203 are connected by 3rd resistor R3 with the 4th input transmission end 304 of governor circuit 300, and the third of switching chip U2, which exports, to be passed
Defeated end 204 is connected by the 4th resistance R4 with the 4th output transmission end 305 of governor circuit 300.
In a wherein embodiment, selecting module 100 may include external interface 110, select the outside of chip U1
Equipment first interface end 103 and external equipment second interface end 104 are connected by external interface 110 with external equipment 400.It is external
Interface 110 may include USB external interface etc..
In a wherein embodiment, interconnecting module 200 may include the third input transmission end with switching chip U2
203 connect with the third USB interface that is connected of output transmission end 204 or UART interface or RS232 interface or RS485
Mouthful.
In a wherein embodiment, chip U1 is selected to can be, but not limited to be model BCT4223.Select chip U1's
First control signal 101 is IN1 foot, and the second control signal 102 is IN2 foot, and external equipment first interface end 103 is COM1
Foot, external equipment second interface end 104 are COM2 foot, and the first upgraded side 105 is NC1 foot, and the second upgraded side 106 is NC2 foot, the
One output transmission end 107 is NO1 foot, and the first input transmission end 108 is NO2 foot, and the first power end is VCC foot, the first ground terminal
For GND foot.
In a wherein embodiment, switching chip U2 can be, but not limited to be model C H340E.Transfer chip U2's
First interface input terminal 201 is D+ foot, and second interface input terminal 202 is D- foot, and it is Rx foot, third that third, which inputs transmission end 203,
Output transmission end 204 is Tx foot, and second source end is VCC foot, and the second ground terminal is GND foot.
In a wherein embodiment, governor circuit 300 can include but is not limited to the chip of model Ci1006.
Specifically, when governor circuit 300 is upgraded, the control output end 301 of governor circuit 300 exports corresponding choosing
It selects control signal and is denoted as first control signal, which for example can be high level, select the first control of chip U1
Input terminal 101 processed and the second control signal 102 receive selection control signal, select chip U1 to be accordingly connected outside it and set
The connection of standby first interface end 103 and the first upgraded side 105 and external equipment second interface end 104 and the second upgraded side 106
Connection, then external equipment 400 can connect the first upgraded side 105 by the external equipment first interface end 103 of selection chip U1,
The second interface input terminal 202 for the switching chip U2 being connected again with the first upgraded side 105 of selection chip U1 is connected, external equipment
400 can also by select chip U1 external equipment second interface end 104 connect the second upgraded side 106, then with selection chip
The first interface input terminal 201 for the switching chip U2 that the second upgraded side 106 of U1 is connected is connected.And the third for the chip U2 that transfers is defeated
Enter transmission end 203 and third output transmission end 204 inputs transmission end 304 and the 4th output with the 4th of governor circuit 300 the respectively
Transmission end 305 is connected one by one.Then external equipment 400 can be connected to interconnecting module 200 by selecting module 100, then by turning
Connection module 200 is connected to governor circuit 300, and external equipment 400 and governor circuit 300 can carry out corresponding data input and defeated
Out, thus, external equipment 400 can expand control circuit by upgrading and carry out program upgrading to governor circuit 300.
When governor circuit 300 is expanded, the control output end 301 of governor circuit 300 exports corresponding selection control
Signal is denoted as second control signal, which for example can be low level, selects the first control input of chip U1
End 101 and the second control signal 102 receive selection control signal, select chip U1 that its external equipment first is accordingly connected
The connection of interface end 103 and the first output transmission end 107 and external equipment second interface end 104 and the first input transmission end 108
Connection.And select chip U1 first export transmission end 107 and first input transmission end 108 respectively with governor circuit 300
Second output transmission end 302 is connected one by one with the second input transmission end 303.Then the second output transmission end 302 of governor circuit 300
First output transmission end of the corresponding equipment connection signal by selection chip U1 can be sent with the second input transmission end 303
107, the first input transmission end 108 is respectively sent to external equipment first interface end 103 and the external equipment the of selection chip U1
Two interface ends 104, then it is sent to external equipment by interfaces such as USB, reach governor circuit 300 with external equipment 400 a certain
The connection of agreement, thus, governor circuit 300 can expand the external equipment 400 for supporting a certain agreement, and then can control and have
The other equipment of same protocol.
Control circuit is expanded in upgrading provided in this embodiment realizes master by selecting module 100 and interconnecting module 200
It controls the upgrading of circuit 300 and has expanded the external equipment 400 for supporting connection protocol, thus the equipment for solving other Control Coolings
Control problem.
3rd embodiment
Fig. 3 is that the work flow diagram of control circuit is expanded in the upgrading of the utility model 3rd embodiment.The control method is used
In above-mentioned Fig. 1 or upgrading extension circuit shown in Fig. 2, as shown in figure 3, the control method includes:
S1, determines whether the power-on time of governor circuit reaches preset time, if executing step S4, executes step if not
S2；
S2, determines whether governor circuit receives wake up instruction, if executing step S4, executes step S3 if not；
S3 issues first control signal, and external equipment is connected to interconnecting module by selecting module, then passes through interconnecting module
It is connected to governor circuit, governor circuit is upgraded；
Wherein, first control signal for example can be high level.
Wherein, selecting module may include selection chip, and interconnecting module may include switching chip, can be with the step of S3
Include:
S31 selects the first control signal of chip and the second control signal to receive first control signal, selects core
The external equipment first interface end of piece is connected with the first upgraded side, selects the external equipment second interface end of chip and the second upgrading
End conducting selects the first upgraded side of chip and the second interface input terminal for chip of transferring to be connected, the second of chip is selected to upgrade
It holds and is connected with the first interface input terminal of switching chip；
S4 issues second control signal, and external equipment is connected by selecting module with governor circuit, and governor circuit is expanded
It fills.
Wherein, second control signal for example can be low level.
Wherein, selecting module may include selection chip, and interconnecting module may include switching chip, can be with the step of S4
Include:
S41 selects the first control signal of chip and the second control signal to receive second control signal, selects core
The external equipment first interface end of piece is connected with the first output transmission end, selects the external equipment second interface end and first of chip
Transmission end conducting is inputted, selects the first upgraded side of chip and the second interface input terminal for chip of transferring to be connected, selects chip
Second upgraded side is connected with the first interface input terminal of switching chip.
Control circuit is expanded in upgrading provided in this embodiment realizes governor circuit by selecting module and interconnecting module
Upgrading and expanded support connection protocol external equipment, to solve the control problem of the equipment of other Control Coolings.
Fourth embodiment
The present embodiment provides a kind of electronic equipment, electronic equipment includes that control electricity is expanded in the upgrading of any of the above-described embodiment
Road, the specific embodiment that control circuit is expanded in upgrading can refer to respective figure and corresponding description of the Fig. 1 into Fig. 3, herein
It repeats no more.
Electronic equipment provided in this embodiment, by selecting module and interconnecting module, realize governor circuit upgrading and
The external equipment for supporting connection protocol is expanded, to solve the control problem of the equipment of other Control Coolings.
More than, it is only the preferred embodiment of the utility model, limit in any form not is made to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, does when using the technology contents of the disclosure above
A little change or it is modified to the equivalent embodiment of equivalent variations out, but all without departing from the content of the technical scheme of the utility model, according to
According to the technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. control circuit is expanded in a kind of upgrading, which is characterized in that including selecting module (100) and interconnecting module (200)；
The selecting module (100) respectively with governor circuit (300), external equipment (400) and the interconnecting module (200) phase
Even, and according to the selection control signal of the governor circuit (300) output it is connected accordingly, in the governor circuit
(300) when being upgraded, the external equipment (400) transmits corresponding upgrading data to institute by the selecting module (100)
State interconnecting module (200)；When the governor circuit (300) is expanded, the governor circuit (300) passes through selecting module
(100) corresponding equipment connection signal is transmitted to the external equipment (400)；
The interconnecting module (200) is connected with the governor circuit (300), for the upgrading data to be passed through corresponding interface
It is transmitted to the governor circuit (300).
2. control circuit is expanded in upgrading as described in claim 1, which is characterized in that the selecting module (100) includes selection
Chip (U1), the selection chip (U1) include the first control signal (101), the second control signal (102), external equipment
First interface end (103), external equipment second interface end (104), the first upgraded side (105), the second upgraded side (106), first
Export transmission end (107) and the first input transmission end (108), first control signal (101) for selecting chip (U1), the
Two control signals (102) are connected with the control output end (301) of the governor circuit (300), the selection chip (U1)
External equipment first interface end (103) and external equipment second interface end (104) be connected with external equipment (400), it is described
Select chip (U1) first output transmission end (107) and first input transmission end (108) respectively with the governor circuit (300)
Second output transmission end (302) and second input transmission end (303) be connected one by one；
The interconnecting module (200) includes switching chip (U2), and the switching chip (U2) includes first interface input terminal
(201), second interface input terminal (202), third input transmission end (203) and third output transmission end (204)；The switching core
The first interface input terminal (201) and second interface input terminal (202) of piece (U2) respectively with the selecting module (100) second
Upgraded side (106) is connected one by one with the first upgraded side (105), it is described switching chip (U2) third input transmission end (203) and
Third exports transmission end (204) and inputs transmission end (304) and the 4th output transmission with the 4th of the governor circuit (300) the respectively
End (305) is connected one by one.
3. control circuit is expanded in upgrading as claimed in claim 2, which is characterized in that the first control of selection chip (U1)
Input terminal (101) is connected by first resistor with the control output end (301) of the governor circuit (300), and passes through the second electricity
Resistance ground connection；Third input transmission end (203) of switching chip (U2) passes through 3rd resistor and the governor circuit (300)
4th input transmission end (304) is connected, and third output transmission end (204) of switching chip (U2) passes through the 4th resistance and institute
The 4th output transmission end (305) for stating governor circuit (300) is connected.
4. control circuit is expanded in upgrading as claimed in claim 2, which is characterized in that the model of selection chip (U1)
BCT4223。
5. control circuit is expanded in upgrading as claimed in claim 2, which is characterized in that the selecting module (100) includes external
Interface (110), the external equipment first interface end (103) and external equipment second interface end (104) of selection chip (U1)
It is connected by the external interface (110) with the external equipment (400).
6. control circuit is expanded in upgrading as claimed in claim 1 or 2, which is characterized in that carried out in the governor circuit (300)
When upgrading, the external equipment (400) is computer.
7. control circuit is expanded in upgrading as claimed in claim 2, which is characterized in that the model of switching chip (U2)
CH340E。
8. control circuit is expanded in upgrading as claimed in claim 2, which is characterized in that the interconnecting module (200) includes and institute
Third input transmission end (203) and third for stating switching chip (U2) export transmission end (204) USB interface for being connected or
UART interface or RS232 interface or RS485 interface.
9. control circuit is expanded in upgrading as claimed in claim 1 or 2, which is characterized in that carried out in the governor circuit (300)
When expansion, the external equipment (400) is MCU+RF module, bluetooth module, one of module in zigbee module.
10. a kind of electronic equipment, which is characterized in that expand control circuit including any upgrading of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850352.6U CN208985367U (en) | 2018-11-09 | 2018-11-09 | Control circuit and electronic equipment are expanded in upgrading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850352.6U CN208985367U (en) | 2018-11-09 | 2018-11-09 | Control circuit and electronic equipment are expanded in upgrading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208985367U true CN208985367U (en) | 2019-06-14 |
Family
ID=66790776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821850352.6U Active CN208985367U (en) | 2018-11-09 | 2018-11-09 | Control circuit and electronic equipment are expanded in upgrading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208985367U (en) |
-
2018
- 2018-11-09 CN CN201821850352.6U patent/CN208985367U/en active Active
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Effective date of registration: 20211029 Address after: 518103 floors 1-3, building 28, Heyi community and Yibei science and Technology Park, Shajing street, Shenzhen, Guangdong Province; B, second floor, Building 29; C on the first floor of Building 8 Patentee after: Shenzhen zhuo'eryue Electronic Technology Co., Ltd Address before: 518001 Room 502, building w1-a, high tech Industrial Park, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN AVATAR CONTROLS Co.,Ltd. |