CN201260164Y - Digital board transmitting based on Bluetooth interface - Google Patents
Digital board transmitting based on Bluetooth interface Download PDFInfo
- Publication number
- CN201260164Y CN201260164Y CNU2008201406741U CN200820140674U CN201260164Y CN 201260164 Y CN201260164 Y CN 201260164Y CN U2008201406741 U CNU2008201406741 U CN U2008201406741U CN 200820140674 U CN200820140674 U CN 200820140674U CN 201260164 Y CN201260164 Y CN 201260164Y
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- China
- Prior art keywords
- input
- pin
- power supply
- bluetooth module
- pressure sensitivity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a digital board based on bluetooth interface transmission, which comprises a bluetooth module (U4), a pressure sense signal collection board and a power supply. The bluetooth module (U4) is isolated from the pressure sense signal collection board by a photoelectric isolation module, the input of the bluetooth module (U4) outputs to the output of the pressure sense signal collection board by a single-channel input optical coupler (U5), the output of the bluetooth module (U4) outputs to the input of the pressure sense signal collection board by a single-channel output optical coupler (U6), and a capacitor (C13) is connected between the input voltage of the bluetooth module (U4) and the ground. The device overcomes the defects of many components, high electricity consumption, much fault, and the like of the existing bluetooth device, and has the advantages of fewer components, low electricity consumption, stable operation, and wide application to the bluetooth communication field.
Description
Technical field
The utility model relates to a kind of radio communication device, is specifically related to the communicator of blue tooth interface.
Background technology
Bluetooth BLUETOOTH is a kind of new wireless transmission method of releasing in 1998, is the short-distance wireless communication technology that replaces data cable, and is point-to-point by the realization of low bandwidth electric wave, or the information interchange between the point-to-multipoint connection.This network schemer is also referred to as personal air network PAN, PersonalAreaNetwork, it is the mini network that makes up based on a plurality of micronetworks or exquisite bluetooth main controller/appendicle, each micronetwork is made of 8 aggressive devices and 255 auxiliary equipments, and a plurality of micronetworks couple together and have formed the expansion net, thereby realize the communication between the various kinds of equipment easily and quickly.It is the open standard that realizes the voice-and-data wireless transmission, is a kind of low cost, short-range wireless connect technology.Existing blue-tooth device, components and parts are many, the power consumption height, how not enough fault is.
The utility model content
The utility model has overcome the deficiencies in the prior art, provides to solve the digital board with blue tooth interface.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
A kind of digital board based on blue tooth interface transmission is made up of bluetooth module U4 and pressure sensitivity signal acquiring board and power supply.By isolating by photoelectric isolation module between bluetooth module U4 and the pressure sensitivity signal acquiring board, the input of bluetooth module U4 outputs to the output of pressure sensitivity signal acquiring board by single pass input optical coupler U5, the output of bluetooth module U4 outputs to the input of pressure sensitivity signal acquiring board by single pass output optical coupler U6, serial connection capacitor C 13 between the input voltage of bluetooth module U4 and ground.
Further technical scheme is that input optical coupler U5 and output optical coupler U6 are 6N137 high-speed light coupling devices.
Further technical scheme is input voltage inserts output optical coupler U66N137 through resistance R 14 backs the 2nd pin, the 3rd pin links to each other with the input of bluetooth module U4, the 6th pin links to each other with the input of pressure sensitivity signal acquiring board, and the 6th pin links to each other with positive 5 volts DC power supply through resistance R 17 simultaneously.Input voltage links to each other through the 6th pin of resistance R 15 back one tunnel with input optical coupler U56N137, and other one the tunnel links to each other with the input of bluetooth module U4.The input of pressure sensitivity signal acquiring board and the 3rd pin, positive 5 volts DC power supply link to each other through the resistance R 16 X5045 watchdog circuit that links to each other with the 2nd pin.
Further technical scheme is DC power supply to be inserted the input of 78XX integrated regulated power supply, and with ground front end electric capacity of voltage regulation E1 in parallel, the 78XX integrated regulated power supply is exported positive 5 volts direct voltage before 78XX integrated regulated power supply input.DC power supply through the rear end first electric capacity of voltage regulation E5, the rear end second electric capacity of voltage regulation C14 of five parallel connections, rear end the 3rd electric capacity of voltage regulation C15, rear end the 4th electric capacity of voltage regulation E6, rear end the 5th electric capacity of voltage regulation E7 after the positive 3.3 volts direct voltage of output.
Further technical scheme is that the pressure sensitivity signal acquiring board is a four-wire resistance type touch screen.
Further technical scheme is that the pressure sensitivity signal acquiring board mainly is made up of STC89C52, meets X5045 at STC89C52 the 14th pin to 17 pin, and the two-way of TLC253412 bits serial A/D transducer was linked into STC89C52 the 32nd pin to 39 pin after exporting into and amplifying.
Compared with prior art, the beneficial effects of the utility model are that components and parts are few, power consumption is low, and are stable.
Description of drawings
Fig. 1 is the utility model blue tooth interface schematic diagram.
Fig. 2 is power principle figure of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is further elaborated.
As shown in Figure 1, a kind of digital board based on blue tooth interface transmission is made up of bluetooth module U4 and pressure sensitivity signal acquiring board and power supply.By isolating by photoelectric isolation module between bluetooth module U4 and the pressure sensitivity signal acquiring board, the input of bluetooth module U4 outputs to the output of pressure sensitivity signal acquiring board by single pass input 6N137 high-speed light coupling device U5, and the output of bluetooth module U4 outputs to the input of pressure sensitivity signal acquiring board by the single pass 6N137 high-speed light device (U6) that is coupled.The pressure sensitivity signal acquiring board is a four-wire resistance type touch screen, mainly is made up of STC89C52, meets X5045 at STC89C52 the 14th pin to 17 pin, and the two-way of TLC2534 12 bits serial A/D transducer was linked into STC89C52 the 32nd pin to 39 pin after exporting into and amplifying.Serial connection capacitor C 13 between the input voltage of bluetooth module U4 and ground.Input voltage inserts the 2nd pin of 6N137 high-speed light coupling device U6 through resistance R 14 back, and the 3rd pin links to each other with the input of bluetooth module U4, and the 6th pin links to each other with the input of pressure sensitivity signal acquiring board, and the 6th pin process resistance R 17 simultaneously links to each other with positive 5 volts DC power supply.Input voltage links to each other through the 6th pin of resistance R 15 back one tunnel and 6137 high-speed light coupling device U5, and other one the tunnel links to each other with the input of bluetooth module U4.The input of pressure sensitivity signal acquiring board and the 3rd pin, positive 5 volts DC power supply link to each other through the resistance R 16 X5045 watchdog circuit that links to each other with the 2nd pin.
As shown in Figure 2, DC power supply is inserted the input of 78XX integrated regulated power supply, before 78XX integrated regulated power supply input and ground front end electric capacity of voltage regulation E1 in parallel, the 78XX integrated regulated power supply is exported positive 5 volts direct voltage.DC power supply through the rear end first electric capacity of voltage regulation E5, the rear end second electric capacity of voltage regulation C14 of five parallel connections, rear end the 3rd electric capacity of voltage regulation C15, rear end the 4th electric capacity of voltage regulation E6, rear end the 5th electric capacity of voltage regulation E7 after the positive 3.3 volts direct voltage of output.
Claims (6)
1, a kind of digital board based on the blue tooth interface transmission, form by bluetooth module (U4) and pressure sensitivity signal acquiring board and power supply, it is characterized in that by isolating by photoelectric isolation module between bluetooth module (U4) and the pressure sensitivity signal acquiring board, the input of bluetooth module (U4) outputs to the output of pressure sensitivity signal acquiring board by single pass input optical coupler (U5), the output of bluetooth module (U4) outputs to the input of pressure sensitivity signal acquiring board by single pass output optical coupler (U6), is connected in series electric capacity (C13) between the input voltage of bluetooth module (U4) and ground.
2, the digital board based on the blue tooth interface transmission according to claim 1 is characterized in that described input optical coupler (U5) and output optical coupler (U6) are 6N137 high-speed light coupling devices.
3, the digital board based on the blue tooth interface transmission according to claim 2, it is characterized in that described input voltage inserts the 2nd pin of output optical coupler (U6) 6N137 through resistance (R14) back, the 3rd pin links to each other with the input of bluetooth module (U4), the 6th pin links to each other with the input of pressure sensitivity signal acquiring board, and the 6th pin passes through resistance (R17) simultaneously and links to each other with positive 5 volts DC power supply; Input voltage links to each other with the 6th pin of importing optical coupler (U5) 6N137 through resistance (R15) back one tunnel, and other one the tunnel links to each other with the input of bluetooth module (U4); The input of pressure sensitivity signal acquiring board and the 3rd pin, positive 5 volts DC power supply link to each other through resistance (R16) the X5045 watchdog circuit that links to each other with the 2nd pin.
4, the digital board based on the blue tooth interface transmission according to claim 1, it is characterized in that described power supply is the input that DC power supply is inserted the 78XX integrated regulated power supply, with ground front end electric capacity of voltage regulation in parallel (E1), the 78XX integrated regulated power supply is exported positive 5 volts direct voltage before 78XX integrated regulated power supply input; DC power supply is through rear end first electric capacity of voltage regulation (E5), rear end second electric capacity of voltage regulation (C14), rear end the 3rd electric capacity of voltage regulation (C15), rear end the 4th electric capacity of voltage regulation (E6), the positive 3.3 volts direct voltage of rear end the 5th electric capacity of voltage regulation (E7) back output of five parallel connections.
5, the digital board based on the blue tooth interface transmission according to claim 1 is characterized in that described pressure sensitivity signal acquiring board is a four-wire resistance type touch screen.
6, the digital board based on the blue tooth interface transmission according to claim 5, it is characterized in that described pressure sensitivity signal acquiring board is mainly to be made up of STC89C52, meet X5045 at STC89C52 the 14th pin to 17 pin, the two-way of TLC253412 bits serial A/D transducer was linked into STC89C52 the 32nd pin to 39 pin after exporting into and amplifying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201406741U CN201260164Y (en) | 2008-10-13 | 2008-10-13 | Digital board transmitting based on Bluetooth interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201406741U CN201260164Y (en) | 2008-10-13 | 2008-10-13 | Digital board transmitting based on Bluetooth interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201260164Y true CN201260164Y (en) | 2009-06-17 |
Family
ID=40774402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201406741U Expired - Fee Related CN201260164Y (en) | 2008-10-13 | 2008-10-13 | Digital board transmitting based on Bluetooth interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201260164Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102497197A (en) * | 2011-12-28 | 2012-06-13 | 中冶南方（武汉）自动化有限公司 | Isolated bidirectional digital input output circuit |
| CN105608878A (en) * | 2016-03-31 | 2016-05-25 | 武汉邮电科学研究院 | Bluetooth based multipoint data acquisition device and Bluetooth based multipoint data acquisition method |
-
2008
- 2008-10-13 CN CNU2008201406741U patent/CN201260164Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102497197A (en) * | 2011-12-28 | 2012-06-13 | 中冶南方（武汉）自动化有限公司 | Isolated bidirectional digital input output circuit |
| CN105608878A (en) * | 2016-03-31 | 2016-05-25 | 武汉邮电科学研究院 | Bluetooth based multipoint data acquisition device and Bluetooth based multipoint data acquisition method |
| CN105608878B (en) * | 2016-03-31 | 2019-05-10 | 武汉邮电科学研究院有限公司 | A kind of multipoint acquisition data set and method based on bluetooth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090617 Termination date: 20111013 |