CN203812263U

CN203812263U - Wireless electronic label

Info

Publication number: CN203812263U
Application number: CN201420162844.1U
Authority: CN
Inventors: 李进
Original assignee: Wuxi Professional College of Science and Technology
Current assignee: Wuxi Professional College of Science and Technology
Priority date: 2014-04-04
Filing date: 2014-04-04
Publication date: 2014-09-03
Anticipated expiration: 2024-04-04

Abstract

The utility model relates to the technical field of wireless communication, specifically to a wireless electronic label which can receive or transmit warehouse input and output orders, automatically indicate warehouse input and output goods information and goods taking or storing quantity, and confirm completion situations through a wireless communication mode. The label comprises an RF communication circuit, which is connected with an MCU minimum system. The output terminal of the MCU minimum system is connected with a liquid crystal display circuit, while the input terminal of the MCU minimum system is connected with a button detection circuit.

Description

A kind of wireless electronic tag

Technical field

The utility model relates to wireless communication technology field, is specially a kind of wireless electronic tag.

Background technology

In logistics center, artificial picking mode approaches and eliminates, this according to the mode of picking one by one of the quantity on the order in hand, its picking accuracy is low, speed is slow, inefficiency, just do and adopt at present electronic Picking System to be mostly to complete by wire communication mode, and this system wiring very complicated, and use cost is higher.

Summary of the invention

In order to address the above problem, the utility model provides a kind of wireless electronic tag, and it can receive or send out warehouse-in order by communication, automatically indicates putaway stock information, picking or stock quantity and can confirm performance.

Its technical scheme is such: it comprises RF telecommunication circuit, and described RF telecommunication circuit connects MCU minimum system, and the output terminal of described MCU minimum system connects liquid crystal display circuit, input end connects key press detecting circuit.

It is further characterized in that, described MCU minimum system is STC89C52 single-chip microcomputer, and described liquid crystal display circuit is YMC1602 liquid crystal module, and the 4th pin to the 14 pins connect described STC89C52 single-chip microcomputer;

Described RF telecommunication circuit comprises nRF905 radio transmitting and receiving chip, the 20th pin ANT1 port, the 21st pin ANT2 port of described nRF905 radio transmitting and receiving chip connect emitting antenna, and the the the the the the the 1st, 2,3,6,7,8,10,11,12,13,14 pins of described nRF905 radio transmitting and receiving chip are connected with described STC89C52 single-chip microcomputer;

Described key press detecting circuit comprises four buttons, and described four buttons connect respectively described STC89C52 single-chip microcomputer;

Described STC89C52 single-chip microcomputer connects auditory tone cues electric circuit and LED indicating circuit, described auditory tone cues electric circuit comprises triode Q1, the grounded collector of described triode Q1, base stage by resistance R be connected with STC89C52 single-chip microcomputer, transmitter is connected hummer B1, described LED indicating circuit comprises LED _ P, LED_S, and the negative electrode of described LED _ P, LED_S is connected with described STC89C52 single-chip microcomputer.

Adopt after structure of the present utility model, when putting in storage, when the operation such as picking or stock, send a signal to MCU minimum system by key press detecting circuit, on display module, demonstrate warehouse-in, the information of the operation such as picking or stock, MCU minimum system transmits goods message by RF telecommunication circuit to host computer, host computer receives message, return to by RF telecommunication circuit data message or the instruction that MCU minimum system is confirmed from host computer again, realized and can receive or send out warehouse-in order by communication, automatically indicate putaway stock information, picking or stock quantity also can be confirmed performance.

Brief description of the drawings

Fig. 1 is the utility model schematic diagram;

Fig. 2 is STC89C52 single chip circuit figure;

Fig. 3 is YMC1602 liquid crystal module circuit diagram

Fig. 4 is nRF905 radio transmitting and receiving chip circuit diagram;

Fig. 5 is key press detecting circuit figure;

Fig. 6 is auditory tone cues electric circuit figure;

Fig. 7 is LED indicating circuit figure.

Embodiment

As shown in Figure 1, it comprises RF telecommunication circuit 3 a kind of wireless electronic tag, RF telecommunication circuit 3 connects MCU minimum system 1, the output terminal of MCU minimum system 1 connects LCD MODULE 4, input end connects key press detecting circuit 2, and MCU minimum system 1 also connects auditory tone cues electricity 6 roads and LED indicating circuit 5.

Fig. 2 is STC89C52 single chip circuit figure, Fig. 3 is YMC1602 liquid crystal module circuit diagram, be mainly used in showing electronic tag state, go out to put in storage goods information, information etc., the 1st pin of YMC1602 liquid crystal module and the 16th pin be ground connection respectively, the 2nd pin is connected respectively power supply VCC with the 15th pin, 4th, 5,6 pins are connected with the 21st, 22,23 pins of STC89C52 single-chip microcomputer respectively, and the the the the the 7th, 8,9,10,11,12,13,14 are connected with the the the the the 39th, 38,37,36,35,34,33,32 pins of STC89C52 single-chip microcomputer respectively.

Electronic tag and host computer adopt RF twireless radio-frequency communication, adopt master-slave mode communication mode.RF telecommunication circuit can receive data message or the instruction from host computer on the one hand, also electronic tag goods information can be sent to master system on the other hand.As shown in Figure 4, RF telecommunication circuit adopts nRF905 radio transmitting and receiving chip to complete the wireless receiving and dispatching of data, nRF905 radio transmitting and receiving chip is low in energy consumption, reliable operation, there is no complicated communication protocol, completely to user transparent, can free communication between product of the same race, therefore be applicable to very much the design of wireless system for transmitting data, the 5th of nRF905 radio transmitting and receiving chip, 9, 16, 19, 22, 24, 26, 27, 28, 29, 30 pins are connected to the ground respectively, the 4th, 17, 25 pins are connected with power vd D respectively, crystal oscillator X1 one end is connected with the 14th pin, the other end is connected with the 15th pin, the 20th pin ANT1 port, the 21st pin ANT2 port connects emitting antenna, the 1st, 2, 3, 6, 7, 8, 10, 11, 12, 13 pins be connected respectively 8 of STC89C52 single-chip microcomputer, 7, 27, 6, 28, 5, 4, 3, 2, 1 pin .

As shown in Figure 5, four of key press detecting circuit 2 button K1, K2, K3, K4 one end ground connection, the other ends connect respectively the the 21st, 22,23,24 pins of STC89C52 single-chip microcomputer.

See shown in Fig. 6, Fig. 7, auditory tone cues electric circuit 6 and LED indicating circuit 5 are as aid prompting circuit, point out by the flicker of LED lamp and the sound of hummer, electronic tag adopts hummer B1 as auditory tone cues device, one end of hummer B1 is connected with power supply VCC, the other end is connected with the emitter of triode Q1, and grounded collector, the base stage of triode Q1 are connected with the 24th pin of STC89C52 single-chip microcomputer by resistance R; Electronic tag adopts common LED, be LED _ P, LED_S, as the light pilot lamp of system correlation behavior, LED indicating circuit comprises LED _ P, LED_S, and the negative electrode of LED _ P, LED_S is connected with the 25th, 26 pins of STC89C52 single-chip microcomputer respectively.

Claims

1. a wireless electronic tag, is characterized in that, it comprises RF telecommunication circuit, and described RF telecommunication circuit connects MCU minimum system, and the output terminal of described MCU minimum system connects liquid crystal display circuit, input end connects key press detecting circuit.

2. a kind of wireless electronic tag according to claim 1, is characterized in that, described MCU minimum system is STC89C52 single-chip microcomputer, and described liquid crystal display circuit is YMC1602 liquid crystal module, and the 4th pin to the 14 pins connect described STC89C52 single-chip microcomputer.

3. a kind of wireless electronic tag according to claim 2, it is characterized in that, described RF telecommunication circuit comprises nRF905 radio transmitting and receiving chip, the 20th pin ANT1 port, the 21st pin ANT2 port of described nRF905 radio transmitting and receiving chip connect emitting antenna, and the the the the the the the 1st, 2,3,6,7,8,10,11,12,13,14 pins of described nRF905 radio transmitting and receiving chip are connected with described STC89C52 single-chip microcomputer.

4. a kind of wireless electronic tag according to claim 2, is characterized in that, described key press detecting circuit comprises four buttons, and described four buttons connect respectively described STC89C52 single-chip microcomputer.

5. a kind of wireless electronic tag according to claim 2, it is characterized in that, described STC89C52 single-chip microcomputer connects auditory tone cues electric circuit and LED indicating circuit, described auditory tone cues electric circuit comprises triode Q1, the grounded collector of described triode Q1, base stage by resistance R be connected with STC89C52 single-chip microcomputer, transmitter is connected hummer B1, described LED indicating circuit comprises LED _ P, LED_S, and the negative electrode of described LED _ P, LED_S is connected with described STC89C52 single-chip microcomputer.