CN204928807U - Bluetooth SIM card - Google Patents
Bluetooth SIM card Download PDFInfo
- Publication number
- CN204928807U CN204928807U CN201520643619.4U CN201520643619U CN204928807U CN 204928807 U CN204928807 U CN 204928807U CN 201520643619 U CN201520643619 U CN 201520643619U CN 204928807 U CN204928807 U CN 204928807U
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- Prior art keywords
- bluetooth
- electric capacity
- module
- input
- bluetooth chip
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Abstract
The utility model belongs to the bluetooth equipment field discloses a bluetooth SIM card, including receiving emission module, bluetooth module, filter module and ISO7816 interface, ISO7816 interface access system power, filter module generates power supply voltage in order to supply power to bluetooth module according to system power supply, the ISO7816 interface inserts the pending serial ports signal that the host computer sent, and bluetooth module is according to pending serial ports signal generation bluetooth signal, receiving emission module and according to bluetooth signalling radio signal, just receiving emission module and receive pending radio signal, bluetooth module generates the serial ports signal according to pending radio signal to through the ISO7816 interface with serial ports signal transmission extremely the host computer. The utility model discloses a bluetooth SIM card has realized current POS machine extension bluetooth function.
Description
Technical field
The utility model relates to bluetooth equipment field, particularly a kind of bluetooth SIM card.
Background technology
The technical scheme of the Bluetooth POS machine of prior art is as follows: its processor is connected by address data bus with bluetooth module, is connected by serial ports with POS, data for POS being read and write pass to bluetooth module, bluetooth module wirelessly communicates with bluetooth cellular phone, for the data of read write line are carried out store and management.When there being bluetooth cellular phone to need access, bluetooth cellular phone, by the SPP information on services of SDP service-seeking Bluetooth POS machine, is then connected to the SPP service of Bluetooth POS machine by connection base band, L2CAP, RFCOMM agreement.
Prior art is that processor is connected by address data bus with bluetooth module, and for not having the old-fashioned POS of bluetooth module cannot expand Bluetooth function by existing interface flexible.
Utility model content
The utility model provides a kind of bluetooth SIM card, is intended to solve the technical problem that existing POS cannot expand Bluetooth function.
The utility model is achieved in that a kind of bluetooth SIM card, comprises and receives transmitter module, bluetooth module, filtration module and ISO7816 interface;
The input of described filtration module is connected with described ISO7816 interface, the output of described filtration module is connected with the 3rd input of described bluetooth module, first input/output terminal of described bluetooth module is connected with the input/output terminal of described reception transmitter module, and the data terminal of described bluetooth module is connected with described ISO7816 interface;
Described ISO7816 interface connecting system power supply, described filtration module generates supply power voltage to power to described bluetooth module according to described system power supply; The pending rs 232 serial interface signal that described ISO7816 interface access host computer sends, described bluetooth module generates Bluetooth signal according to described pending rs 232 serial interface signal; Described reception transmitter module is according to described Bluetooth signal wireless signal emission, and described reception transmitter module receives pending wireless signal, described bluetooth module generates rs 232 serial interface signal according to described pending wireless signal, and by described ISO7816 interface, described rs 232 serial interface signal is sent to described host computer.
The beneficial effect that the technical scheme that the utility model provides is brought is:
From above-mentioned the utility model, receive transmitter module, bluetooth module, filtration module and ISO7816 interface owing to comprising; ISO7816 interface connecting system power supply, filtration module generates supply power voltage to power to bluetooth module according to system power supply; The pending rs 232 serial interface signal that ISO7816 interface access host computer sends, bluetooth module generates Bluetooth signal according to pending rs 232 serial interface signal; Receive transmitter module according to Bluetooth signal wireless signal emission, and reception transmitter module receives pending wireless signal, bluetooth module generates rs 232 serial interface signal according to pending wireless signal, and by ISO7816 interface, rs 232 serial interface signal is sent to described host computer; Therefore, achieve existing POS expansion Bluetooth function.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The function structure chart of the bluetooth SIM card that Fig. 1 provides for the utility model embodiment;
The exemplary circuit structure chart of the bluetooth SIM card that Fig. 2 provides for the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
The utility model embodiment provides a kind of structure of bluetooth SIM card, and as shown in Figure 1, it comprises reception transmitter module 01, bluetooth module 02, filtration module 03 and ISO7816 interface 04.
The input of filtration module 03 is connected with ISO7816 interface 04, the output of filtration module 03 is connected with the 3rd input of bluetooth module 02, first input/output terminal of bluetooth module 02 is connected with the input/output terminal receiving transmitter module 01, and the data terminal of bluetooth module 02 is connected with ISO7816 interface 04.
ISO7816 interface 04 connecting system power supply, filtration module 03 generates supply power voltage to power to bluetooth module 02 according to system power supply; ISO7816 interface 04 accesses the pending rs 232 serial interface signal that host computer sends, and bluetooth module 02 generates Bluetooth signal according to pending rs 232 serial interface signal, receives transmitter module 01 according to Bluetooth signal wireless signal emission; And reception transmitter module 01 receives pending wireless signal, bluetooth module 02 generates rs 232 serial interface signal according to pending wireless signal, and by ISO7816 interface 04, rs 232 serial interface signal is sent to host computer.
As shown in Figure 2, bluetooth module 02 comprises Bluetooth chip U1, the first crystal oscillator Y1, the second crystal oscillator Y2, the first electric capacity C1, the second electric capacity C2 and the 3rd electric capacity C3.
The 32.768kHz crystal output XTAL32O of Bluetooth chip U1 is connected with the first end of the first crystal oscillator Y1 and the first end of the first electric capacity C1, the 32.768kHz crystal input XTAL32I of Bluetooth chip U1 is connected with second end of the first crystal oscillator Y1 and the first end of the second electric capacity C2, the 24MHz crystal input XTAL24I of Bluetooth chip U1 is connected with the input of the second crystal oscillator Y2, the 24MHz crystal output XTAL24O of Bluetooth chip U1 is connected with the output of the second crystal oscillator Y2, the antenna end ANT of Bluetooth chip U1 is the first input/output terminal of bluetooth module 02, the calibration voltage end VCCD of Bluetooth chip U1 is connected with the 3rd electric capacity C3, the first universal input output P0.1 of Bluetooth chip U1 is the second input/output terminal of bluetooth module 02, the second universal input output P1.1 of Bluetooth chip U1 is the first input end of bluetooth module 02, the 3rd general input/output terminal P2.0 of Bluetooth chip U1 is the second input of bluetooth module 02, the radio source VDDR of Bluetooth chip U1, the digital power end VDDD of Bluetooth chip U1 and the analog electrical source VDDA of Bluetooth chip U1 is the 3rd input of bluetooth module 02, second end of the first electric capacity C1, second end of the second electric capacity C2, the first earth terminal GND0 of the second crystal oscillator Y2, the second earth terminal GND1 of the second crystal oscillator Y2, second end of the 3rd electric capacity C3, the ground pad end EPAD of Bluetooth chip U1, the digitally end VSSD of Bluetooth chip U1, the VSSA of end in analog of Bluetooth chip U1, the second antenna protection ground end GANT2 of the first antenna protecting field end GANT1 and Bluetooth chip U1 of Bluetooth chip U1 is connected to power supply ground altogether.
Second input/output terminal of bluetooth module 02, first input end and the second input form the data terminal of bluetooth module 02.
In concrete enforcement, the model of Bluetooth chip can be CY8C4247LQI-BL483.
As shown in Figure 2, filtration module 03 comprises the 4th electric capacity C4, the 5th electric capacity C5, the 6th electric capacity C6, the 7th electric capacity C7 and the 8th electric capacity C8.
The first end of the first end of the 4th electric capacity C4, the first end of the 5th electric capacity C5, the first end of the 6th electric capacity C6, the first end of the 7th electric capacity C7 and the 8th electric capacity C8 is input and the output of filtration module 03, and second end of second end of the 4th electric capacity C4, second end of the 5th electric capacity C5, second end of the 6th electric capacity C6, second end of the 7th electric capacity C7 and the 8th electric capacity C8 is connected to power supply ground altogether.
As shown in Figure 2, receiving transmitter module 01 is antenna J1.
The input/output terminal of antenna J1 is the input/output terminal receiving transmitter module 01.
In concrete enforcement, the pending rs 232 serial interface signal that ISO7816 interface access host computer sends, the first universal input output P0.1 of Bluetooth chip U1 receives pending rs 232 serial interface signal, and bluetooth module generates Bluetooth signal according to pending rs 232 serial interface signal and is sent to antenna J1 by the antenna end ANT of Bluetooth chip U1; Antenna is according to Bluetooth signal wireless signal emission; And receive pending wireless signal by antenna J1, the antenna end ANT of Bluetooth chip U1 receives pending wireless signal, bluetooth module generates rs 232 serial interface signal according to pending wireless signal and is sent to ISO7816 interface by the first universal input output P0.1 of Bluetooth chip U1, and by ISO7816 interface, rs 232 serial interface signal is sent to host computer.
In sum, the utility model embodiment receives transmitter module, bluetooth module, filtration module and ISO7816 interface by comprising; ISO7816 interface connecting system power supply, filtration module generates supply power voltage to power to bluetooth module according to system power supply; The pending rs 232 serial interface signal that ISO7816 interface access host computer sends, bluetooth module generates Bluetooth signal according to pending rs 232 serial interface signal; Receive transmitter module according to Bluetooth signal wireless signal emission, and reception transmitter module receives pending wireless signal, bluetooth module generates rs 232 serial interface signal according to pending wireless signal, and by ISO7816 interface, rs 232 serial interface signal is sent to described host computer; Therefore, achieve existing POS expansion Bluetooth function.
Above-mentioned the utility model embodiment sequence number, just to describing, does not represent the quality of embodiment.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can have been come by hardware, the hardware that also can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (4)
1. a bluetooth SIM card, is characterized in that, comprises and receives transmitter module, bluetooth module, filtration module and ISO7816 interface;
The input of described filtration module is connected with described ISO7816 interface, the output of described filtration module is connected with the 3rd input of described bluetooth module, first input/output terminal of described bluetooth module is connected with the input/output terminal of described reception transmitter module, and the data terminal of described bluetooth module is connected with described ISO7816 interface;
Described ISO7816 interface connecting system power supply, described filtration module generates supply power voltage to power to described bluetooth module according to described system power supply; The pending rs 232 serial interface signal that described ISO7816 interface access host computer sends, described bluetooth module generates Bluetooth signal according to described pending rs 232 serial interface signal; Described reception transmitter module is according to described Bluetooth signal wireless signal emission, and described reception transmitter module receives pending wireless signal, described bluetooth module generates rs 232 serial interface signal according to described pending wireless signal, and by described ISO7816 interface, described rs 232 serial interface signal is sent to described host computer.
2. bluetooth SIM card as claimed in claim 1, it is characterized in that, described bluetooth module comprises Bluetooth chip, the first crystal oscillator, the second crystal oscillator, the first electric capacity, the second electric capacity and the 3rd electric capacity;
The 32.768kHz crystal output of described Bluetooth chip is connected with the first end of the first end of described first crystal oscillator and described first electric capacity, the 32.768kHz crystal input of described Bluetooth chip is connected with the first end of the second end of described first crystal oscillator and described second electric capacity, the 24MHz crystal input of described Bluetooth chip is connected with the input of described second crystal oscillator, the 24MHz crystal output of described Bluetooth chip is connected with the output of described second crystal oscillator, the antenna end of described Bluetooth chip is the first input/output terminal of described bluetooth module, the calibration voltage end of described Bluetooth chip is connected with described 3rd electric capacity, first universal input output of described Bluetooth chip is the second input/output terminal of described bluetooth module, second universal input output of described Bluetooth chip is the first input end of described bluetooth module, 3rd general input/output terminal of described Bluetooth chip is the second input of described bluetooth module, the radio source of described Bluetooth chip, the digital power end of described Bluetooth chip and the analog electrical source of described Bluetooth chip are the 3rd input of described bluetooth module, second end of described first electric capacity, second end of described second electric capacity, first earth terminal of described second crystal oscillator, second earth terminal of described second crystal oscillator, second end of described 3rd electric capacity, the ground pad end of described Bluetooth chip, the digitally end of described Bluetooth chip, the end in analog of described Bluetooth chip, first antenna protecting field end of described Bluetooth chip and the second antenna protection ground end of described Bluetooth chip are connected to power supply ground altogether,
Second input/output terminal of described bluetooth module, first input end and the second input form the data terminal of described bluetooth module.
3. bluetooth SIM card as claimed in claim 1, it is characterized in that, described filtration module comprises the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity and the 8th electric capacity;
The first end of the first end of described 4th electric capacity, the first end of described 5th electric capacity, the first end of described 6th electric capacity, the first end of described 7th electric capacity and described 8th electric capacity is input and the output of described filtration module, and the second end of the second end of described 4th electric capacity, the second end of described 5th electric capacity, the second end of described 6th electric capacity, the second end of described 7th electric capacity and described 8th electric capacity is connected to power supply ground altogether.
4. bluetooth SIM card as claimed in claim 1, it is characterized in that, described reception transmitter module is antenna;
The input/output terminal of described antenna is the input/output terminal of described reception transmitter module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643619.4U CN204928807U (en) | 2015-08-24 | 2015-08-24 | Bluetooth SIM card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643619.4U CN204928807U (en) | 2015-08-24 | 2015-08-24 | Bluetooth SIM card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204928807U true CN204928807U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520643619.4U Expired - Fee Related CN204928807U (en) | 2015-08-24 | 2015-08-24 | Bluetooth SIM card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204928807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105872956A (en) * | 2016-05-03 | 2016-08-17 | 深圳市云际通科技有限公司 | System and method for remote authentication application based on bluetooth subscriber identification module (SIM) |
| CN108632792A (en) * | 2017-12-08 | 2018-10-09 | 百富计算机技术（深圳）有限公司 | A kind of novel Bluetooth circuit and POS machine |
-
2015
- 2015-08-24 CN CN201520643619.4U patent/CN204928807U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105872956A (en) * | 2016-05-03 | 2016-08-17 | 深圳市云际通科技有限公司 | System and method for remote authentication application based on bluetooth subscriber identification module (SIM) |
| CN105872956B (en) * | 2016-05-03 | 2019-06-14 | 深圳市云际通科技有限公司 | A kind of remote authentication application system and method based on bluetooth SIM card |
| CN108632792A (en) * | 2017-12-08 | 2018-10-09 | 百富计算机技术（深圳）有限公司 | A kind of novel Bluetooth circuit and POS machine |
| CN108632792B (en) * | 2017-12-08 | 2024-02-09 | 百富计算机技术（深圳）有限公司 | Novel bluetooth circuit and POS machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20210824 |
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| CF01 | Termination of patent right due to non-payment of annual fee |