CN208460056U - The logistics information acquisition system of identification is read based on RFID information - Google Patents
The logistics information acquisition system of identification is read based on RFID information Download PDFInfo
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- CN208460056U CN208460056U CN201820970348.7U CN201820970348U CN208460056U CN 208460056 U CN208460056 U CN 208460056U CN 201820970348 U CN201820970348 U CN 201820970348U CN 208460056 U CN208460056 U CN 208460056U
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Abstract
The logistics information acquisition system of identification is read based on RFID information, its composition includes: real time information sampling device, it is characterized in that: the real time information sampling device (1), including power module (2), DSP28335 minimal application system module (3), GPS information obtains circuit module GTM900 (4), RFID rfid circuit module KLM900R (5), GPRS data transmitting line module SIM900A (6), RS232 serial communication circuit module (7), the power module includes positive 5V power supply circuit again, 3.3V power supply circuit and 1.9V core voltage power supply circuit；The DSP28335 minimal application system module includes 30MHZ external crystal oscillation circuit (3-1), electrification reset circuit (3-2), BOOT selection circuit (3-3), JTAG/scan circuit (3-4) and RAM expanded circuit (3-5) again.The present utility model application is applied to the information acquisition system in logistics.
Description
Technical field:
The utility model relates to a kind of logistics transportation fields and a kind of read based on RFID information to identify acquisition device, especially
It is related to a kind of circuit design that identification device is read based on RFID information in logistics transportation.
Background technique:
Currently, the reading and identification of information receive more and more attention with the development of logistic industry.Existing logistics
In system identification technique based on Bar Code, bar code technology is the current whole world using most in logistics system identification
Extensive automatic identification technology.One-dimensional bar code is distinguished using optoelectronic scanning arrangement for reading, presses ad hoc rules using special code
The mode of permutation and combination carries out data input to indicate certain information --- code system, but the principle of one-dimensional bar code limits one
Dimension bar code identification must read information in the form of light source contacts, and not only disturbing factor is numerous, and deposits information during transportation
Privacy is poor, and bar code reads inefficiency, reads the problems such as quantity is few.That there is also information memory capacities is small for bar code simultaneously, letter
Breath acquisition is slow, and poor in timeliness can only carry out error checking by checking character, poor reliability, vulnerable to the external world without error correcting capability
Damage causes information to be damaged, it is necessary to and the presence of database is relied on, indicates that Chinese character is difficult, is unable to complete the description to itself object,
Existing paper environmental protection type is poor, the problems such as not can be recycled, do not meet sustainable development.Although two dimensional code confidentiality is higher, letter
It is larger to cease storage capacity, but still can not solve information collection poor in timeliness, logistics information supervisory efficiency is low, information read volume
The problems such as few.Therefore, it is necessary to develop a set of more perfect system, to the effect of reading and the identification of information during logistics transportation
Rate is promoted, while being read more accuracy and convenience for information and being provided condition.The utility model application radio frequency identification
Technology (RFID) based on KLM900R module and is based on core dsp system module TMS320F28335 and powerful number
Word signal processor DSP28335, which is devised, transports cargo GPS information and type active RFID electronic label progress in a kind of pair of logistics
Signal processing judge transportational process information and sensor collection to information and adopted by the information that GPRS network is returned
Acquisition means realize the acquisition of essential information in logistics.
Summary of the invention:
The purpose of this utility model is to mention for the information acquisition system in the logistics based on RFID Radio Frequency Identification Technology
For the design and production of a kind of information acquisition system hardware circuit.
Above-mentioned purpose is realized by following technical scheme:
The logistics information acquisition system of identification is read based on RFID information, composition includes: information collecting device, feature
Be: the information collecting device includes power module, DSP28335 minimal application system module, GPS information acquisition circuit mould
Block GTM900, radio frequency discrimination RFID module KLM900R, GPRS data transmitting line module SIM900A and RS232 serial ports are logical
Believe circuit module, LCD12864 indicating module；4x4 matrix press-key module；The power module include again positive 5V power supply circuit,
3.3V power supply circuit and 1.9V core voltage power supply circuit；The DSP28335 minimal application system module includes again
30MHZ external crystal oscillation circuit, electrification reset circuit, BOOT selection circuit, RAM expanded circuit and JTAG/scan circuit.
The power module provides stable operating voltage for real time information sampling device, so that entire logistics information is adopted
Collecting system can work normally；The DSP28335 minimal application system module is used to realize obtaining for master data in logistics
It takes, handle and transmission；The GPS information obtains the reality that circuit module realizes cargo geographical location information, speed course data
When acquire；The radio frequency discrimination RFID module carries out signal processing to RFID electronic tag, to vehicle cargo in transportational process
Information data be acquired, collected information is handled, to realize digital management to logistics transportation；Institute
The GPRS data transmitting line module stated is used to realize the teletransmission of logistics master data；The RS232 serial communication electricity
Road module is used as the expansion interface communicated with host computer.
The power module is connected with the functional module of information collecting device respectively；The DSP28335 is minimum
Application system module obtains circuit module GTM900, GPRS data transmitting line mould with GPS information respectively by serial communication port
Block and RS232 serial communication circuit module are connected, further through SCIC asynchronous serial communication interface and Radio Frequency Identification Technology
RFID module KLM900R is connected.
The information acquisition system being used in the logistics based on RFID Radio Frequency Identification Technology is by conducting wire as company
Connect medium.
The utility model has the beneficial effects that
It is based on TI company 1. the utility model is used to read the logistics information acquisition device of identification based on RFID information
DSP28335 digital processing unit design, be able to achieve the Digital Signal Processing of high speed, realize based on RFID radio frequency identification skill
The high-frequency acquisition of information in the logistics of art.
2. the utility model reads the logistics information acquisition system of identification, GPS information acquisition module based on RFID information
GTM900 uses the mode that american global positioning system adds domestic BEI-DOU position system dual system tracking and positioning, can reduce goods
That there is a situation where work is offline for module when object geographical location information tracks.
3. the utility model reads the logistics information acquisition system of identification based on RFID information, use based on radio frequency identification
Technology RFID module KLM900R is devised and is transported cargo GPS information and type active RFID electronic label progress in a kind of pair of logistics
Signal processing judge transportational process information and sensor collection to information and adopted by the information that GPRS network is returned
Acquisition means realize the acquisition of essential information in logistics.
4. the utility model reads the logistics information acquisition system of identification based on RFID information, domestic GPRS has been used
Module can be compatible with the repertoire of GSM, and the data transmission mould based on GPRS data transmission, supplemented by GSM communication may be implemented
Formula guarantees that data can correctly pass control centre back.
Detailed description of the invention:
Attached drawing 1 is the composition schematic diagram of the utility model logistics information acquisition system.
Attached drawing 2 is the power-supplying circuit schematic diagram of the utility model logistics information acquisition system.
Attached drawing 3 is the sensor interface circuitry schematic diagram of the utility model logistics information acquisition system.
Attached drawing 4 is the system power supply circuit diagram of the utility model logistics information acquisition system.
Attached drawing 5 is the utility model logistics information acquisition system main control chip DSP28335 schematic diagram.
Attached drawing 6 is the clock circuit schematic diagram of the utility model logistics information acquisition system main control chip.
Attached drawing 7 is the reset circuit schematic diagram of the utility model logistics information acquisition system main control chip.
Attached drawing 8 is the DSP28335 partial circuit schematic diagram of the utility model logistics information acquisition system main control chip.
Attached drawing 9 is the jtag circuit schematic diagram of the utility model information logistics information acquisition system main control chip.
Attached drawing 10 is the external RAM circuit diagram of the utility model logistics information acquisition system main control chip.
Attached drawing 11 is this practical logistics information acquisition system 4x4 matrix press-key circuit diagram.
Attached drawing 12 is the circuit diagram of this practical logistics information acquisition system LCD interface.
Attached drawing 13 is this practical logistics information acquisition system LED state display circuit schematic diagram.
In Fig. 1: 1 --- information collecting device；2 --- power circuit block；3 --- DSP minimal application system；3-
1 --- DSP clock circuit；3-2 --- DSP reset circuit；3-3 --- BOOT selection circuit；3-4 --- jtag circuit；3-
5 --- RAM expanded circuit；4 --- RFID module；5 --- GPS module；6 --- GPRS module；7 --- LCD display module；
8 --- RS232 serial communication circuit module；
Specific embodiment:
Embodiment 1:
The logistics information acquisition system of identification is read based on RFID information, composition includes: real time information sampling device,
Be characterized in: the real time information sampling device includes that power module, DSP28335 minimal application system module, GPS information obtain
Sense circuit module GTM900, RFID circuit module KLM900R, GPRS data transmitting line module and RS232 string
Port communications circuit module；4x4 matrix press-key module；The power module includes positive 5V power supply circuit, 3.3V power supply circuit again
And 1.9V core voltage power supply circuit；The DSP28335 minimal application system module includes 30MHZ external crystal-controlled oscillation electricity again
Road, electrification reset circuit, BOOT selection circuit, RAM expanded circuit and JTAG/scan circuit.The power module respectively with
The functional module of real time information sampling device is connected, and is other module for power supply；The DSP28335 minimal application system mould
Block obtains circuit module GTM900, GPRS data transmitting line module and RS232 with GPS information respectively by serial communication port
Serial communication circuit module is connected, further through SCIC asynchronous serial communication interface and RFID circuit module
KLM900R is connected, and obtains geographical location information data, the contained goods information master data of vehicle in transportational process respectively.
Embodiment 2:
According to the logistics information acquisition system described in embodiment 1 for reading identification based on RFID information, the connection is
By conducting wire as connection medium.
Embodiment 3:
According to the logistics information acquisition system described in embodiment 1 for reading identification based on RFID information, the 4x4 matrix
Key module；The typing to data and the control to acquisition system can be achieved, such as pause, starting, failure restart function.
Embodiment 4:
According to the logistics information acquisition system described in embodiment 1 for reading identification based on RFID information, wherein passing through SCIC
Asynchronous serial communication interface is connected with RFID circuit module KLM900R, and by capture program control can in real time from
The data group that the master data deposit obtained in RFID sensor KLM900R sets format is medium to be sent, is sent to
Further data processing is carried out in DSP28335 minimum systematic module.
Embodiment 5:
It is asynchronous by SCIB according to the logistics information acquisition system described in embodiment 1 for reading identification based on RFID information
Serial communication interface is connected with GPS module GTM900, and cargo can be obtained in real time from GPS module through signal procedure control
Geographical location information data, and be deposited into wait for sending in the data group for set format simultaneously, be sent to DSP28335
Further data processing is carried out in minimum systematic module.
Embodiment 6:
According to the logistics information acquisition system described in embodiment 1 for reading identification based on RFID information, pass through DSP28335
The SCIA asynchronous serial communication interface inside set is connected with GPRS module, etc. data send instruction, once instruction issuing will
Embodiment 3 and embodiment 4 have read the data in the data group for being written to and setting format in DSP28335 minimum system mould
After carrying out further data processing in block, host computer is sent to by GPRS network.
Embodiment 7:
The logistics information acquisition system of identification, information are read based on RFID information according to embodiment 3 to embodiment 5
Real-time acquisition device will repeat embodiment 3 to the data acquisition of embodiment 5, place in strict accordance with the good frequency acquisition of program setting
Reason and the process sent, and waiting for abnormal conditions processing interrupt routine that mission control center sends or resetting to restart letter
Cease real-time acquisition device.
Claims (4)
1. reading the logistics information acquisition system of identification based on RFID information, composition includes: logistics information acquisition device, special
Sign is: the information collecting device includes power module, DSP28335 minimal application system module, GPS information acquisition circuit
Module GTM900, radio frequency discrimination RFID module KLM900R, GPRS data transmitting line module SIM900A and RS232 serial ports are logical
Believe circuit module, LCD12864 indicating module；4x4 matrix press-key module；The power module include again positive 5V power supply circuit,
3.3V power supply circuit and 1.9V core voltage power supply circuit；The DSP28335 minimal application system module includes again
30MHZ external crystal oscillation circuit, electrification reset circuit, BOOT selection circuit, RAM expanded circuit and JTAG/scan circuit.
2. the logistics information acquisition system according to claim 1 for reading identification based on RFID information, it is characterized in that: described
Power module stable operating voltage is provided for real time information sampling device, enable entire logistics information acquisition system just
Often work；The DSP28335 minimal application system module is used to realize the acquisition, processing and transmission of master data in logistics；
The GPS information obtains the real-time acquisition that circuit module realizes cargo geographical location information, speed course data；Described penetrates
Frequency identification RFID module carries out signal processing to RFID electronic label, adopts to the information data of vehicle cargo in transportational process
Collection, handles collected information, to realize the digital management to logistics transportation；The GPRS data is sent
Circuit module is used to realize the teletransmission of logistics master data；The RS232 serial communication circuit module as with it is upper
The expansion interface that machine is communicated uses.
3. the logistics information acquisition system according to claim 1 for reading identification based on RFID information, it is characterized in that: described
Power module be connected respectively with other functional modules of information collecting device；The DSP28335 minimal application system mould
Block obtains circuit module GTM900, GPRS data transmitting line module and RS232 with GPS information respectively by serial communication port
Serial communication circuit module is connected, further through SCIC asynchronous serial communication interface and Radio Frequency Identification Technology RFID module
KLM900R is connected.
4. the logistics information acquisition system according to claim 1 for reading identification based on RFID information, it is characterized in that: described
Based on RFID information read identification logistics information acquisition system, be by conducting wire as connection medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820970348.7U CN208460056U (en) | 2018-06-22 | 2018-06-22 | The logistics information acquisition system of identification is read based on RFID information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820970348.7U CN208460056U (en) | 2018-06-22 | 2018-06-22 | The logistics information acquisition system of identification is read based on RFID information |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208460056U true CN208460056U (en) | 2019-02-01 |
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ID=65169697
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820970348.7U Expired - Fee Related CN208460056U (en) | 2018-06-22 | 2018-06-22 | The logistics information acquisition system of identification is read based on RFID information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208460056U (en) |
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2018
- 2018-06-22 CN CN201820970348.7U patent/CN208460056U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20190622 |