CN208623661U - A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module - Google Patents

A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module Download PDF

Info

Publication number
CN208623661U
CN208623661U CN201821001837.8U CN201821001837U CN208623661U CN 208623661 U CN208623661 U CN 208623661U CN 201821001837 U CN201821001837 U CN 201821001837U CN 208623661 U CN208623661 U CN 208623661U
Authority
CN
China
Prior art keywords
circuit
nbiot
power consumption
low
power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821001837.8U
Other languages
Chinese (zh)
Inventor
董志刚
宋维
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong College of Electronic Technology
Original Assignee
Shandong College of Electronic Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong College of Electronic Technology filed Critical Shandong College of Electronic Technology
Priority to CN201821001837.8U priority Critical patent/CN208623661U/en
Application granted granted Critical
Publication of CN208623661U publication Critical patent/CN208623661U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model belongs to embedded system technology field, discloses a kind of super low-power consumption nbiot- serial ports transparent transmission conversion module, including power circuit (1), nbiot circuit (2), low-power consumption mcu circuit (3).The utility model provide it is a kind of it is novel use disposable lithium cell directly to power based on battery powered super low-power consumption nbiot- serial ports conversion module, standby current 2uA, has timing wake-up and serial ports wakes up two ways.When user equipment sends data to module by serial ports, module can be automatically waken up, and the data for responding user equipment are sent by nbiot module;In addition to this, it is also equipped with timing wake-up function, wakeup time is adjustable;Module is provided out controllable electric power to power to user equipment, under normal state, powers off to user equipment, only when receiving nbiot wireless data, is just powered on to user equipment to save overall power.

Description

A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module
Technical field
The utility model relates to embedded system technology field, specially a kind of super low-power consumption nbiot- serial ports transparent transmission conversion Module.
Background technique
Nbiot technology refers to based on cellular narrowband Internet of Things, is implemented in cellular network, only consumes about 180KHz's Bandwidth can be deployed directly into GSM network, UMTS network or LTE network, and realizing reduces lower deployment cost, the purpose of smooth upgrade. Nbiot technology supports low power consuming devices to connect in the cellular data of wide area network, supports stand-by time length, to network connectivity requirements The efficient connection of higher device.
Serial ports is a standard interface of single-chip microcontroller, and single-chip microcontroller may be implemented using nbiot- serial ports transparent transmission conversion module and set Telecommunication is completed between standby.Since nbiot communication is related to high frequency wiring, so it has comparable difficulty on PCB layout Degree, the single-chip microcontroller design engineer of general technology level are all made of in the product using nbiot- serial ports transparent transmission conversion module Mode is achieved, so nbiot- serial ports transparent transmission conversion module has relatively broad application field.
When carrying out design of electronic products, it is difficult that wireless device overcomes wireline equipment difficult wiring, cost height and construction Spend many defects such as big.But it is not due to having wire cable directly to power, so itself taking electric problem is wireless device extensive In application, Important Problems to be solved.A variety of sides such as solar energy, wind energy, pressure and kinetic energy can be used to wireless device power supply Formula, but these power taking technologies are not also high and very big by environmental constraints in transfer efficiency at this stage, may not apply to all nothings Line equipment.In addition to this, technology the most universal is directly powered using battery, and this mode is the most flexible and convenient, not by ground The influence of domain environment can use for a long time in any place.But, it due to the supply approach of not no energy, but also need to examine Consider the multiple factors such as capacity, volume and cost of battery, if it is desired to equipment can long-play, must just reduce equipment Oneself power consumption.Existing nbiot- serial ports transparent transmission conversion module, in power consumption, there are many deficiencies: (1) due to nbiot Technology oneself power consumption is relatively high, and existing nbiot module in normal work, press in 20mA or so by average consumed cur-rent This numerical value calculates, the battery of a 2200mAh, is only capable of maintaining 3.05 days (2200mAh/20mA/24h=4.5 day) of equipment work; (2) in general, most of wireless device does not all need to work long hours in continuous uninterrupted state, in order to reduce nbiot- string The power consumption of mouth transparent transmission conversion module, can control the input power of module, its most of the time is allowed to be in power-down state, to save Power consumption, but this mode will lead to the direct loss of data, be unable to what other equipment in real-time response wireless network were passed over The problems such as data;(3) its power supply of existing nbiot- serial ports transparent transmission conversion module is supplied by user equipment, cannot to Family equipment provides power supply.
Summary of the invention
The purpose of this utility model is to provide a kind of novel based on battery powered super low-power consumption nbiot- serial ports Conversion module uses disposable lithium cell directly to power, standby current 2uA, has timing wake-up and serial ports wakes up two kinds of sides Formula.When user equipment sends data to module by serial ports, module can be automatically waken up, and the data for responding user equipment pass through Nbiot module is sent;In addition to this, it is also equipped with timing wake-up function, wakeup time is adjustable, logging in network after wake-up, The data of server are received, if server informs that no data need to transmit, are again introduced into sleep pattern at once, this process It is average time-consuming for 0.5s;Module is provided out controllable electric power to power to user equipment, under normal state, breaks to user equipment Electricity is just powered on only when receiving nbiot wireless data to user equipment to save overall power.If called out according to 10 minutes Awake interval calculation uses 1200 times that the time is the common nbiot- serial ports transparent transmission conversion module working time, it is contemplated that user The factors such as power consumption, the battery capacity of equipment, by 50% efficient calculating, the battery of 2200mAh can make equipment work 7.39.
To achieve the above object, the utility model provides the following technical solutions: a kind of super low-power consumption nbiot- serial ports transparent transmission Conversion module, including power circuit (1), nbiot circuit (2), low-power consumption mcu circuit (3);Described power circuit (1) power supply Circuit (1) provides power supply using 3.7V reason battery power supply for nbiot circuit (2), low-power consumption mcu circuit (3) and user equipment, Wherein the power supply of nbiot circuit (2) and user equipment is controlled by low-power consumption mcu circuit (3);The nbiot circuit (2) The data received are passed to low-power consumption mcu(3 for communicating with remote server by nbiot circuit (2)), and by low-power consumption The data that mcu circuit (3) sends over are transmitted to remote server, and power supply is controlled by low-power consumption mcu circuit (3);Described Low-power consumption mcu circuit (3) low-power consumption mcu circuit (3) controls the power supply of nbiot circuit (2) and user equipment, is connect using SPI Mouth and nbiot circuit connection, are connect using serial ports with user equipment, are responsible for completing between user equipment and distal end nbiot equipment Data exchange.
Preferably, the power circuit (1) power circuit (1) using 3.7V reason battery power supply, be nbiot circuit (2), Low-power consumption mcu circuit (3) and user equipment provide power supply, and wherein the power supply of nbiot circuit (2) and user equipment is by low-power consumption Mcu circuit (3) control;Lithium battery connects DP1 interface and supplies power supply BAT to module, and BAT is 3.3V by the MCP33 pressure stabilizing of DU3 chip To entire module for power supply;BAT also passes through 2 controllable metal-oxide-semiconductor DQ1 and connects chip DU1 and DU2 with DQ3, generates controllable voltage W3.3V and E3.3V;W3.3V is used to power to nbiot circuit (2), and E3.3V is used to power to user equipment;W3.3V and E3.3V Control terminal by low-power consumption mcu circuit (3) generate, controlled by C_W and C_E.
Preferably, nbiot circuit (2) the nbiot circuit (2) with remote server for communicating, by what is received Data pass to low-power consumption mcu(3), and the data that low-power consumption mcu circuit (3) sends over are transmitted to remote server, Power supply is controlled by low-power consumption mcu circuit (3);Circuit is by nbiot chips W U1, SIM card circuit WU2, antennal interface WP1 and its outer Enclose circuit composition;The model that WU1 is used is SIM7020, and the model of the 6 foot clamshell SIM card holders that WU2 is used, WP1 selection is ANT-SMA5P, all power pins do decoupling processing;Reset pin connects rc reset circuit;Its power supply is by power circuit (1) It provides, is communicated using SPI interface CS, SCK, MOSI and MISO with low-power consumption mcu circuit (3).
Preferably, low-power consumption mcu circuit (3) the low-power consumption mcu circuit (3) control nbiot circuit (2) and user set Standby power supply is connect using serial ports with user equipment using SPI interface and nbiot circuit connection, is responsible for completing user equipment With the data exchange between the nbiot equipment of distal end;Circuit is STM32L053R8T6 by its model of low-power consumption mcu chip MU1(), Program download interface MP1, Transistor-Transistor Logic level serial line interface MP2 composition;Its by SPI interface CS, SCK, MOSI and MISO signal with Nbiot circuit (2) communication;The power supply of nbiot circuit (2) and user equipment is controlled, by C_W and C_E signal to reduce entirety Power consumption.
Compared with prior art, the beneficial effects of the utility model are as follows:
(1) transparent transmission of data between any appliance and user equipment in nbiot and Internet is realized;
(2) ultralow Consumption, standby current are lower than 2uA;
(3) 10 minutes Wakeup intervals are used, it, can work using 2200mAh battery under conditions of the supply of no any power supply Make 7.39;
(4) it is suitable for data communication in wireless nbiot and Internet;
(5) it is automatically waken up when user equipment sends data, the timing wake-up time is settable;
(6) power supply can be provided to user equipment.
The utility model relates to the Detailed description of the invention arrived is as follows:
Fig. 1 is the system the general frame of utility model;Fig. 2 is power circuit diagram;Fig. 3 is nbiot circuit diagram;Fig. 4 is Low-power consumption mcu circuit diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1,
A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module, including power circuit (1), nbiot circuit (2), low function It consumes mcu circuit (3);Power circuit (1) power circuit (1) is nbiot circuit (2), low using 3.7V reason battery power supply Power consumption mcu circuit (3) and user equipment provide power supply, and wherein the power supply of nbiot circuit (2) and user equipment is by low-power consumption mcu Circuit (3) control;Nbiot circuit (2) the nbiot circuit (2) with remote server for communicating, the data that will be received Pass to low-power consumption mcu(3), and the data that low-power consumption mcu circuit (3) sends over are transmitted to remote server, power supply It is controlled by low-power consumption mcu circuit (3);Low-power consumption mcu circuit (3) the low-power consumption mcu circuit (3) controls nbiot circuit (2) It is connect using serial ports with user equipment with the power supply of user equipment using SPI interface and nbiot circuit connection, is responsible for completion Data exchange between user equipment and distal end nbiot equipment.
Fig. 1 and 2 is please referred to,
Power circuit (1) power circuit (1) is nbiot circuit (2), low-power consumption mcu circuit using 3.7V reason battery power supply (3) and user equipment provides power supply, and wherein the power supply of nbiot circuit (2) and user equipment is controlled by low-power consumption mcu circuit (3); Lithium battery connects DP1 interface and supplies power supply BAT to module, and BAT is 3.3V to entire module for power supply by the MCP33 pressure stabilizing of DU3 chip; BAT also passes through 2 controllable metal-oxide-semiconductor DQ1 and connects chip DU1 and DU2 with DQ3, generates controllable voltage W3.3V and E3.3V; W3.3V is used to power to nbiot circuit (2), and E3.3V is used to power to user equipment;The control terminal of W3.3V and E3.3V is by low Power consumption mcu circuit (3) generates, and is controlled by C_W and C_E.
Circuit theory: power circuit (1) generates 3 road 3.3V power supplys, gives low-power consumption mcu circuit (3), nbiot circuit respectively (1) it powers with user equipment;Wherein low-power consumption mcu circuit (3) is in continuous energized state, is generated by it 2 control signal C_W Power supply with C_E to control nbiot circuit (1) and user equipment;Control circuit uses MOS control method, the metal-oxide-semiconductor of selection DQ1 and DQ3 leakage current very little, when it is in when state, leakage current is less than 1uA, almost can be ignored, so whole The power consumption of a module need to only consider the power consumption of low-power consumption mcu circuit (3) in the most of the time.
Fig. 1 and 3 are please referred to,
The data received are passed to low function for communicating with remote server by nbiot circuit (2) nbiot circuit (2) Consume mcu(3), and the data that low-power consumption mcu circuit (3) sends over are transmitted to remote server, power supply is by low-power consumption mcu Circuit (3) control;Circuit is made of nbiot chips W U1, SIM card circuit WU2, antennal interface WP1 and its peripheral circuit;WU1 is adopted Model is SIM7020, and the 6 foot clamshell SIM card holders that WU2 is used, the model that WP1 is selected is ANT-SMA5P, all power supplys Pin does decoupling processing;Reset pin connects rc reset circuit;Its power supply is provided by power circuit (1), using SPI interface CS, SCK, MOSI and MISO are communicated with low-power consumption mcu circuit (3).
Circuit theory: circuit is communicated with equipment other in wireless network by nbiot wireless mode, by SPI interface CS, SCK, MOSI and MISO signal are communicated with low-power consumption mcu circuit (3), and power supply is controlled by low-power consumption mcu circuit (3), usual shape Off-position is under state, to save power consumption.
Fig. 1 and 4 are please referred to,
Low-power consumption mcu circuit (3) low-power consumption mcu circuit (3) controls the power supply of nbiot circuit (2) and user equipment, makes It with SPI interface and nbiot circuit connection, is connect using serial ports with user equipment, is responsible for completion user equipment and is set with distal end nbiot Data exchange between standby;Circuit is STM32L053R8T6 by its model of low-power consumption mcu chip MU1(), program download interface MP1, Transistor-Transistor Logic level serial line interface MP2 composition;It is logical by SPI interface CS, SCK, MOSI and MISO signal and nbiot circuit (2) Letter;The power supply of nbiot circuit (2) and user equipment is controlled, by C_W and C_E signal to reduce overall power.
Circuit theory: power circuit (1) gives low-power consumption mcu circuit (3) continued power, but low-power consumption mcu circuit (3) is usually Power down process is carried out in sleep state, and to nbiot circuit (2) and user equipment, so overall power is lower than 2uA;Low function Consumption mcu has serial port wake-up and timing wake-up two ways, when by serial ports, to it, (user equipment independently supplies user equipment Electricity) it automatically wakes up when sending data, or automatically wakes up by the prior preset time;After low-power consumption mcu wakes up, nbiot is given Circuit (2) power supply, nbiot connection remote server are directly entered normal mode of operation if server has data transmission, If server does not have data transmission, sleep again at once, to achieve the purpose that reduce power consumption.
In summary: a kind of super low-power consumption nbiot- serial ports transparent transmission conversion module realizes nbiot and Internet The transparent transmission of data between interior any appliance and user equipment, ultralow Consumption, standby current are lower than 2uA, use 10 minutes Wakeup intervals can be worked 7.39 under conditions of the supply of no any power supply using 2200mAh battery, be applicable in In data communication in wireless nbiot and Internet, user equipment automatically wakes up when sending data, the timing wake-up time It is settable, user equipment can be given to provide power supply, therefore effective solution the deficiencies in the prior art.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of super low-power consumption nbiot- serial ports transparent transmission conversion module characterized by comprising power circuit (1), nbiot electricity Road (2), low-power consumption mcu circuit (3);The power circuit (1) is nbiot circuit (2), low using 3.7V reason battery power supply Power consumption mcu circuit (3) and user equipment provide power supply, and wherein the power supply of nbiot circuit (2) and user equipment is by low-power consumption mcu Circuit (3) control;The data received are passed to low-power consumption for communicating with remote server by the nbiot circuit (2) Mcu circuit (3), and the data that low-power consumption mcu circuit (3) sends over are transmitted to remote server, power supply is by low-power consumption Mcu circuit (3) control;The power supply of low-power consumption mcu circuit (3) control nbiot circuit (2) and user equipment, uses SPI interface and nbiot circuit connection, are connect using serial ports with user equipment, are responsible for completing user equipment and distal end nbiot equipment Between data exchange.
2. a kind of super low-power consumption nbiot- serial ports transparent transmission conversion module according to claim 1, which is characterized in that described Power circuit (1) provides electricity using 3.7V reason battery power supply for nbiot circuit (2), low-power consumption mcu circuit (3) and user equipment Source, wherein the power supply of nbiot circuit (2) and user equipment is controlled by low-power consumption mcu circuit (3);Lithium battery connects DP1 interface to mould Block supplies power supply BAT, and BAT is 3.3V to entire module for power supply by the MCP33 pressure stabilizing of DU3 chip;BAT also pass through 2 it is controllable Metal-oxide-semiconductor DQ1 connects chip DU1 and DU2 with DQ3, generates controllable voltage W3.3V and E3.3V;W3.3V is for giving nbiot circuit (2) it powers, E3.3V is used to power to user equipment;The control terminal of W3.3V and E3.3V is generated by low-power consumption mcu circuit (3), is led to It crosses C_W and C_E is controlled.
3. a kind of super low-power consumption nbiot- serial ports transparent transmission conversion module according to claim 1, which is characterized in that described The data received are passed to low-power consumption mcu circuit (3), and will be low for communicating with remote server by nbiot circuit (2) The data that power consumption mcu circuit (3) sends over are transmitted to remote server, and power supply is controlled by low-power consumption mcu circuit (3);Electricity Route nbiot chips W U1, SIM card circuit WU2, antennal interface WP1 and its peripheral circuit composition;WU1 use model be The 6 foot clamshell SIM card holders that SIM7020, WU2 are used, the model that WP1 is selected is ANT-SMA5P, and all power pins are gone Coupling processing;Reset pin connects rc reset circuit;Its power supply is provided by power circuit (1), using SPI interface CS, SCK, MOSI It is communicated with MISO with low-power consumption mcu circuit (3).
4. a kind of super low-power consumption nbiot- serial ports transparent transmission conversion module according to claim 1, which is characterized in that described Low-power consumption mcu circuit (3) controls the power supply of nbiot circuit (2) and user equipment, is connected using SPI interface and nbiot circuit It connects, is connect using serial ports with user equipment, be responsible for completing the data exchange between user equipment and distal end nbiot equipment;Circuit By low-power consumption mcu chip MU1, model is STM32L053R8T6, program download interface MP1, Transistor-Transistor Logic level serial line interface MP2 group At;It is communicated by SPI interface CS, SCK, MOSI and MISO signal with nbiot circuit (2);It is controlled by C_W and C_E signal The power supply of nbiot circuit (2) and user equipment, to reduce overall power.
CN201821001837.8U 2018-06-27 2018-06-27 A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module Expired - Fee Related CN208623661U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821001837.8U CN208623661U (en) 2018-06-27 2018-06-27 A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821001837.8U CN208623661U (en) 2018-06-27 2018-06-27 A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module

Publications (1)

Publication Number Publication Date
CN208623661U true CN208623661U (en) 2019-03-19

Family

ID=65702599

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821001837.8U Expired - Fee Related CN208623661U (en) 2018-06-27 2018-06-27 A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module

Country Status (1)

Country Link
CN (1) CN208623661U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115009023A (en) * 2022-08-08 2022-09-06 阳光电源股份有限公司 Vehicle-mounted power supply, power supply and control system thereof and power supply and control method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115009023A (en) * 2022-08-08 2022-09-06 阳光电源股份有限公司 Vehicle-mounted power supply, power supply and control system thereof and power supply and control method thereof
CN115009023B (en) * 2022-08-08 2023-03-28 阳光电源股份有限公司 Vehicle-mounted power supply, power supply and control system thereof and power supply and control method thereof

Similar Documents

Publication Publication Date Title
CN208924395U (en) A kind of super low-power consumption lora- serial ports transparent transmission conversion module
CN208924233U (en) A kind of super low-power consumption bluetooth-serial ports transparent transmission conversion module
CN104464103A (en) STS (standard transfer specification) split electricity meter based on low-power-consumption carrier communication mode
CN208623661U (en) A kind of super low-power consumption nbiot- serial ports transparent transmission conversion module
CN207164931U (en) A kind of low-consumption wireless doorbell
CN207234790U (en) PoE power supply units
CN207652706U (en) A kind of meter reading repeater based on LORA communications
CN208572452U (en) A kind of super low-power consumption wifi- serial ports transparent transmission conversion module
CN108551205A (en) A kind of electricity saving method, gateway and the gateway system of super low-power consumption industry things-internet gateway
CN107318154A (en) Low power consumption method based on Lora communicators
CN102073313A (en) Remote management measurement and control system of solar photovoltaic power stations
CN205596357U (en) Open -air detection device of low -power consumption
CN107561991A (en) A kind of switching on and shutting down management circuit and terminal
CN201698324U (en) Embedded system
CN208924232U (en) A kind of super low-power consumption gprs- serial ports transparent transmission conversion module
CN208421596U (en) A kind of low-power consumption sound collection equipment automatically waken up with suspend mode
CN110080945A (en) Wind powered generator system
CN211123972U (en) Energy efficiency communication and energy-saving control terminal based on 4G and carrier wave
CN213751063U (en) Control device of serial communication bus and electronic equipment
CN108429663A (en) A kind of intelligence with human-computer interaction interface energy managing device
CN205103859U (en) Low -power consumption IC card read/write devices based on bluetooth BLE technique
CN204721367U (en) Width funtion based on ethernet ip v6 communication protocol is powered concentrator
CN107562176A (en) A kind of Automated library system energy-saving control system
CN209002236U (en) A kind of wireless energy wake-up circuit
CN109993953B (en) Low-power consumption power supply module

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190319

Termination date: 20190627

CF01 Termination of patent right due to non-payment of annual fee