CN208335392U - A kind of low-power consumption two dimensional code payment circuit - Google Patents
A kind of low-power consumption two dimensional code payment circuit Download PDFInfo
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- CN208335392U CN208335392U CN201820953374.9U CN201820953374U CN208335392U CN 208335392 U CN208335392 U CN 208335392U CN 201820953374 U CN201820953374 U CN 201820953374U CN 208335392 U CN208335392 U CN 208335392U
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- control chip
- dimensional code
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- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000012360 testing method Methods 0.000 claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
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Abstract
A kind of low-power consumption two dimensional code payment circuit, comprising: control chip；Communication unit is electrically connected with the control chip, is controlled chip by communication unit and is received payment information；Two dimensional code display device is electrically connected with the control chip, and received payment information is converted into two-dimensional barcode information and shown on electronic ink screen by control chip；Battery detection unit is electrically connected with the control chip；Proximity test unit is electrically connected with the control chip；Pay status detection unit is electrically connected with the control chip；Voltage regulation unit, it is connect with the control chip, two dimensional code display device, proximity test unit, pay status detection unit and communication unit, for control chip, two dimensional code display device, proximity test unit, pay status detection unit and communication unit power supply.
Description
Technical field
The utility model relates to network payment technical field, in particular to a kind of low-power consumption two dimensional code payment circuit.
Background technique
Two dimensional code (2-dimensional bar code) is with certain specific geometric figure according to certain rules in plane
The chequered with black and white graphic recording data symbol information of (on two-dimensional directional) distribution；Composition is dexterously utilized in code compilation
The concept of " 0 " of computer-internal logical foundations, " 1 " bit stream uses several geometrical bodies corresponding with binary system
Text numerical information is indicated, by image input device or photoelectric scanning device automatically identifying and reading to realize automatic processing of information.?
In modern commercial activity, two dimensional code using very extensive, such as: payment, product false proof/trace to the source, advertisement pushing, website chain
It connects, data downloading, positioning/navigation, electronic certificate, vehicle management, information transmitting, business card exchange, wi are shared etc..For branch
Pay use two dimensional code, at present life in main way be static schema, can be seen substantially during consumption and payment two dimensional code with
A kind of paper form presence of static state, which is inexpensive, flexibility is big, strong operability, if not sweeping in self-employed worker manages
It is a kind of quick payment path of opening to consumer in the case where code rifle.But there is malice in concrete practice to damage, make
The hidden danger such as short and safety is poor with the time, are easily replaced by criminal, payment path are more given up, to cause property to damage to hotel owner
It loses.Furthermore beneficiary can not know whether payment succeeds immediately after general user scans through two dimensional code, there is personation payment
Phenomenon, so that beneficiary benefit damage.
Utility model content
One purpose of the utility model is: changing current two-dimension static schema, issues and remind when paying failure
Signal, dynamic update can be carried out to two dimensional code and payment circuit low in energy consumption by providing one kind.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of low-power consumption two dimensional code payment circuit,
It include: control chip；Communication unit is electrically connected with the control chip, is controlled chip by communication unit and is received payment information；
Two dimensional code display device is electrically connected with the control chip, is controlled chip for received payment information and is converted into two-dimensional barcode information
It is shown on electronic ink screen；Battery detection unit is electrically connected with the control chip；Proximity test unit, with the control
Chip electrical connection；Pay status detection unit is electrically connected with the control chip；Voltage regulation unit, with the control chip, two dimension
Code display device, proximity test unit, pay status detection unit and communication unit connection, it is aobvious for control chip, two dimensional code
Showing device, proximity test unit, pay status detection unit and communication unit power supply；The pay status detection unit includes
Resistance R8 and Light-emitting diode LED 1；1 anode of Light-emitting diode LED is connect with the voltage regulation unit output end, by voltage regulation unit
Power supply, 1 cathode of Light-emitting diode LED is connect by resistance with the pin for controlling chip, when paying failure, light emitting diode
LED1 quick flashing issues alarm signal.
Further, two dimensional code display device is electronic ink screen.
Further, communication unit is sub-GHz transceiver of the work in 433MHz frequency range.
Further, control chip is STM32L031x6 chip.
Further, voltage regulation unit selects the voltage-stablizer of model TPS70928.
Further, the battery detection unit includes resistance R3, resistance R6 and capacitor C24, and resistance R6 and capacitor C24 are simultaneously
Join latter end ground connection, the other end is connect by resistance R3 with supplying cell, and control chip pin is connected to resistance R3 and resistance R6
Between, when voltage threshold of the voltage signal detected lower than setting, then prompt current voltage low.
Further, the pay status detection unit includes resistance R8 and Light-emitting diode LED 1；Light emitting diode
LED1 anode is connect with the voltage regulation unit output end, is powered by voltage regulation unit, and 1 cathode of Light-emitting diode LED passes through resistance R8
It is connect with the pin of control chip, when paying failure, 1 quick flashing of Light-emitting diode LED issues alarm signal.
The utility model has the beneficial effects that (1) two-dimensional barcode information is dynamic change, the two dimensional code quilt for payment is avoided
It replicates, fake or usurps, while there is electronic ink screen power failure data not lose characteristic, improve the reliability of payment system.
(2) the pay status detection unit being added in the utility model circuit can export at once payment result after payment, avoid
The loss whether beneficiary cannot succeed and can suffer from due to being unable to timely learning payment.(3) add in the utility model circuit
The proximity test unit entered once to wake up relevant apparatus when having payment behavior generation, and when not having delivery operation, each unit is equal
In low power operation state, the operation energy consumption of equipment is reduced.
Detailed description of the invention
Fig. 1 is a kind of circuit connection diagram of the utility model.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the technical solution of the utility model is made further specifically
It is bright.
A kind of low-power consumption two dimensional code payment circuit, comprising: control chip；Communication unit is electrically connected with the control chip,
It controls chip and payment information is received by communication unit；Two dimensional code display device is electrically connected with the control chip, controls chip
Received payment information is converted into two-dimensional barcode information to show on electronic ink screen；Battery detection unit, with the control core
Piece electrical connection；Proximity test unit is electrically connected with the control chip；Pay status detection unit, with the control chip electricity
Connection；Voltage regulation unit, with the control chip, two dimensional code display device, proximity test unit, pay status detection unit and
Communication unit connection, for control chip, two dimensional code display device, proximity test unit, pay status detection unit and communication
Unit power supply.
As shown in Figure 1, control chip selects STM32L031x6 chip, communication unit selection work is in 433MHz frequency range
Sub-GHz transceiver.The aerial position interface of sub-GHz transceiver pin 6,7 external crystal oscillating circuits, sub-GHz transceiver is used
In reception payment information；Control chip pin 11,12,13,14,23 successively with the pin of sub-GHz transceiver 5,4,3,2,1
Connection, establishes communication connection with sub-GHz transceiver, the payment information received is transmitted to control core by sub-GHz transceiver
Piece.
Control chip pin 8,9,18,19,20 is electrically connected with electronic ink screen, and received payment information is converted into two dimension
Code information is shown on electronic ink screen, and two-dimensional barcode information includes image in 2 D code and the text for illustrating the image in 2 D code.
Electric ink screen surfaces adhere to " microcapsules " of many volume very littles, encapsulate black particle and band with negative electricity
Have the white particle of positive electricity, by change charge make the particle ordered arrangement of different colours, thus show it is in white and black can
Depending on changing effect.In this way, can show the black and white pattern and text as printed object on the surface of " Electronic Paper ", it appears that with paper
Zhang Jiwei is similar, the reflective phenomenon shown in the sun without traditional liquid crystal.Simultaneously only picture element color change when (such as from black
Go to white) ability power consumption, picture can still retain on display screen behind powered-down source, therefore very power saving.In addition, electronic ink screen also has
The characteristic that power failure data is not lost.Electronic ink screen enters power-down state and is still able to maintain data, this advantage can be very big
Reduce the power consumption of two dimensional code display device.
Battery detection unit includes resistance R3, resistance R6 and capacitor C24, and resistance R6 and the latter end in parallel capacitor C24 are grounded,
The other end is connect by resistance R3 with power supply VCC, controls that chip pin 7 is connected to resistance R3 and resistance R6 is direct, when detecting
Voltage signal lower than setting voltage threshold when, then prompt battery capacity low, battery altering need to be carried out.
Pay status detection unit includes resistance R8 and Light-emitting diode LED 1；The anode of Light-emitting diode LED 1 and pressure stabilizing
The connection of unit output end, is powered by voltage regulation unit, and cathode is connect by resistance R8 with control chip pin 24；When payment fails
When, 1 quick flashing of Light-emitting diode LED issues alarm signal, prompts current payment failure.
Proximity test unit includes the laser range finder of model VL53L0X, and laser range finder pin 5 draws with control chip
Foot 2 connects, and laser ranging is used to detect whether surrounding has barrier.In the case of inoperative, control chip, communication unit and electronics
Power consumption is saved in ink screen work under low-power consumption mode, and laser range finder is every to spend certain time, such as 2s carries out one-time detection,
When detecting that there is barrier in front, laser range finder issues interrupt signal and wakes up control chip, and then control chip wakes up logical
Unit is interrogated, preparation receives payment data, and control chip wakes up electronic ink screen after receiving payment data, by the two dimensional code of generation
Information is shown on electronic ink screen, and after payment, in addition to laser range finder, other devices go successively to low-power consumption, is waited
Next time wakes up；Payment information is not received, after a period of time, is judged as no delivery operation after if communication unit wakes up, then
It is secondary to enter low power consumpting state.
Voltage regulation unit selects the voltage-stablizer of model TPS70928, the end VCC (such as 4.5V) is reduced to 2.8V output, for control
Coremaking piece, electronic ink screen, battery detection unit, pay status detection unit, the power supply of proximity test unit.
Embodiment described above is a kind of preferable scheme of the utility model, not makees any shape to the utility model
Limitation in formula, there are also other variants and remodeling on the premise of not exceeding the technical scheme recorded in the claims.
Claims (7)
1. a kind of low-power consumption two dimensional code payment circuit characterized by comprising
Control chip；
Communication unit is electrically connected with the control chip, is controlled chip by communication unit and is received payment information；
Two dimensional code display device is electrically connected with the control chip, is controlled chip for received payment information and is converted into two dimensional code
Information is shown on electronic ink screen；
Battery detection unit is electrically connected with the control chip；
Proximity test unit is electrically connected with the control chip；
Pay status detection unit is electrically connected with the control chip；And
Voltage regulation unit, with the control chip, two dimensional code display device, proximity test unit, pay status detection unit and
Communication unit electrical connection for control chip, two dimensional code display device, proximity test unit, pay status detection unit and is led to
Interrogate unit power supply.
2. a kind of low-power consumption two dimensional code payment circuit according to claim 1, which is characterized in that the two dimensional code display dress
It is set to electronic ink screen.
3. a kind of low-power consumption two dimensional code payment circuit according to claim 1, which is characterized in that the communication unit is work
Make the sub-GHz transceiver in 433MHz frequency range.
4. a kind of low-power consumption two dimensional code payment circuit according to claim 1, which is characterized in that the control chip is
STM32L031x6 chip.
5. a kind of low-power consumption two dimensional code payment circuit according to claim 1, which is characterized in that the voltage regulation unit is type
The voltage-stablizer of number TPS70928.
6. a kind of low-power consumption two dimensional code payment circuit according to claim 4, which is characterized in that the battery detection unit
Including resistance R3, resistance R6 and capacitor C24, resistance R6 and capacitor C24 latter end ground connection in parallel, the other end is by resistance R3 and supplies
Battery connection, control chip are connected between resistance R3 and resistance R6, when voltage of the voltage signal detected lower than setting
When threshold value, then prompt current voltage low.
7. a kind of low-power consumption two dimensional code payment circuit according to claim 4, which is characterized in that the pay status detection
Unit includes resistance R8 and Light-emitting diode LED 1；1 anode of Light-emitting diode LED is connect with the voltage regulation unit, by pressure stabilizing list
Member power supply, 1 cathode of Light-emitting diode LED is connect by resistance R8 with control chip pin, when paying failure, light emitting diode
LED1 quick flashing issues alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820953374.9U CN208335392U (en) | 2018-06-15 | 2018-06-15 | A kind of low-power consumption two dimensional code payment circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820953374.9U CN208335392U (en) | 2018-06-15 | 2018-06-15 | A kind of low-power consumption two dimensional code payment circuit |
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| Publication Number | Publication Date |
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| CN208335392U true CN208335392U (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820953374.9U Withdrawn - After Issue CN208335392U (en) | 2018-06-15 | 2018-06-15 | A kind of low-power consumption two dimensional code payment circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887165A (en) * | 2019-01-28 | 2019-06-14 | 德奥通用航空股份有限公司 | The payment system that intelligence divides the reimbursement of expense method of meal machine and intelligence to divide meal machine |
-
2018
- 2018-06-15 CN CN201820953374.9U patent/CN208335392U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887165A (en) * | 2019-01-28 | 2019-06-14 | 德奥通用航空股份有限公司 | The payment system that intelligence divides the reimbursement of expense method of meal machine and intelligence to divide meal machine |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190104 Effective date of abandoning: 20240419 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190104 Effective date of abandoning: 20240419 |