HF high-frequency tag performance consistency test module

Abstract

The utility model relates to an HF high-frequency tag performance consistency test module, which comprises a WIFI control module. Wherein the high-frequency radio frequency identification module identifies an external high-frequency tag and tests the high-frequency tag, the WIFI control module is in wireless connection with an AP in a local area network so as to be in wireless connection with a test server in the local area network, remote control over the HF high-frequency tag performance consistency test module is achieved, use is convenient, and batch test and use are facilitated; wherein the button controls the WIFI control module to test the high-frequency tag through the high-frequency radio frequency identification module; after the high-frequency tag test is passed, the WIFI control module controls the sound alarm circuit to remind that the test is passed, otherwise, the WIFI control module controls the sound alarm circuit to give an alarm when the test is not passed; therefore, the circuit is simple, the cost is low, the size is small, a communication cable does not need to be arranged, the use is convenient, the production cost is greatly reduced, and the test efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-frequency tag test circuits, and more specifically to an HF high-frequency tag performance consistency test module. Background Art

[0002] Most of the existing RFID electronic tag testing equipment needs to be plugged into a computer and communicate with the computer through a USB data cable to read the tag information or modify / write the tag information to achieve testing. It is large in size and requires a large space to be placed. Moreover, in order to improve the testing efficiency during factory production and manufacturing, multiple RFID electronic tag testing equipment is often used to test the tag, so there will be multiple USB data cables, resulting in a chaotic and messy cable. In addition, the communication distance of the USB data cable is only 5 meters, which has great limitations. Therefore, the traditional wired RFID electronic tag testing equipment can no longer meet people's usage needs. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a HF high-frequency tag performance consistency test module which does not require the arrangement of communication cables, has a simple circuit, is low in cost and is small in size, in view of the above-mentioned defects of the prior art.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] Construct an HF high-frequency tag performance consistency test module, including a WI FI control module; wherein the WI FI control module is connected to a high-frequency radio frequency identification module, the high-frequency radio frequency identification module is used to identify an external high-frequency tag and test the high-frequency tag, and the WI FI control module is wirelessly connected to an AP in a local area network;

[0006] The WI FI control module is connected to a button and a sound alarm circuit, and the button is used to control the WI FI control module to test the high-frequency tag through the high-frequency radio frequency identification module; after the high-frequency tag passes the test, the WI FI control module controls the sound alarm circuit to remind that the test has passed, otherwise, the sound alarm circuit is controlled to alarm if the test has not passed.

[0007] The HF high frequency tag performance consistency test module described in the utility model further includes: a voltage stabilizing chip and a power socket;

[0008] The power socket is input with 5V DC power by an external power source, the 1 pin of the power socket is connected to the IN terminal of the voltage regulator chip and the GND terminal is grounded;

[0009] The OUT terminal of the voltage stabilizing chip is a 3.3V positive output terminal and is connected to a first capacitor, the IN terminal of the voltage stabilizing chip is connected to a second capacitor, and the other ends of the first capacitor and the second capacitor are both grounded.

[0010] The HF high-frequency tag performance consistency test module described in the utility model, wherein the model of the high-frequency radio frequency identification module is MFRC522.

[0011] The HF high-frequency tag performance consistency test module described in the utility model, wherein the model of the WI FI control module is ESP8266-12F.

[0012] The HF high-frequency tag performance consistency test module described in the utility model, wherein the VCC terminal of the WI FI control module is connected to the 3.3V positive output terminal and the EN terminal is connected to a first resistor, the IO2 terminal of the WI FI control module is connected to a second resistor and IO15 is connected to a third resistor, the other end of the first resistor and the other end of the second resistor are both connected to the 3.3V positive output terminal, and the other end of the third resistor is grounded;

[0013] The IO15 end of the WI FI control module is also connected to the button, and the other end of the button is grounded.

[0014] The HF high-frequency tag performance consistency test module of the utility model, wherein the 3.3V terminal of the high-frequency radio frequency identification module is connected to the 3.3V positive output terminal and the GND terminal is grounded;

[0015] The SDA terminal, SCK terminal, MOS I terminal, MISO terminal and RST terminal of the high-frequency radio frequency identification module are connected one-to-one with the I04 terminal, IO14 terminal, IO13 terminal, IO12 terminal and IO5 terminal of the WIF I control module.

[0016] The HF high-frequency tag performance consistency test module of the utility model, wherein the sound alarm circuit comprises: a buzzer, a triode and a fourth resistor;

[0017] The positive pole of the buzzer is connected to pin 1 of the power socket and the negative pole is connected to the collector of the transistor, the base of the transistor is connected to the fourth resistor and the emitter is grounded, and the other end of the fourth resistor is connected to the IO16 end of the WIFI control module.

[0018] The beneficial effects of the utility model are as follows: the high-frequency radio frequency identification module identifies the external high-frequency tag and tests the high-frequency tag, the WIFI control module is wirelessly connected to the AP in the local area network, so as to be wirelessly connected to the test server in the local area network, so as to realize remote control of the HF high-frequency tag performance consistency test module, which is easy to use and convenient for batch testing; wherein, the button controls the WIFI control module to test the high-frequency tag through the high-frequency radio frequency identification module; after the high-frequency tag test passes, the WIFI control module controls the sound alarm circuit to remind that the test passes, otherwise, if the test fails, the sound alarm circuit is controlled to alarm that the test fails; thereby, the circuit is simple, the cost is low, the volume is small, and there is no need to arrange communication cables, the use is convenient, the production cost is greatly reduced, and the test efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. The drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work:

[0020] Figure 1 It is a circuit schematic diagram of the voltage stabilizing chip of the HF high frequency tag performance consistency test module of the preferred embodiment of the utility model;

[0021] Figure 2 It is a circuit schematic diagram of the power socket of the HF high-frequency tag performance consistency test module of the preferred embodiment of the utility model;

[0022] Figure 3 It is a circuit schematic diagram of a high-frequency radio frequency identification module of a HF high-frequency tag performance consistency test module of a preferred embodiment of the utility model;

[0023] Figure 4 It is a circuit schematic diagram of the Wi F i control module of the HF high frequency tag performance consistency test module of the preferred embodiment of the utility model;

[0024] Figure 5 It is a circuit schematic diagram of the button of the HF high frequency tag performance consistency test module of the preferred embodiment of the utility model;

[0025] Figure 6 It is a circuit principle diagram of the sound alarm circuit of the HF high-frequency tag performance consistency test module of the preferred embodiment of the utility model. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the following will be described clearly and completely in combination with the technical solution in the embodiments of the utility model. Obviously, the described embodiments are partial embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0027] The HF high frequency tag performance consistency test module of the preferred embodiment of the utility model is as follows Figure 1 See also Figures 2 to 6 ; Including WI FI control module U1; wherein, WI FI control module U1 is connected to high-frequency radio frequency identification module U3, high-frequency radio frequency identification module U3 is used to identify external high-frequency tags and test high-frequency tags, WI FI control module U1 is wirelessly connected to AP in the local area network;

[0028] The WI FI control module U1 is connected with a button SW1 and a sound alarm circuit 100. The button SW1 is used to control the WI FI control module U1 to test the high-frequency tag through the high-frequency radio frequency identification module U3; after the high-frequency tag test passes, the WI FI control module U1 controls the sound alarm circuit 100 to remind that the test passes, otherwise, the sound alarm circuit 100 is controlled to alarm that the test fails;

[0029] The high-frequency radio frequency identification module U3 identifies the external high-frequency tag and tests the high-frequency tag. The WIFI control module U1 is wirelessly connected to the AP in the local area network to be wirelessly connected to the test server in the local area network, so as to realize remote control of the HF high-frequency tag performance consistency test module, which is easy to use and convenient for batch testing. Among them, the button SW1 controls the WIFI control module U1 to test the high-frequency tag through the high-frequency radio frequency identification module U3. After the high-frequency tag test passes, the WIFI control module U1 controls the sound alarm circuit 100 to remind that the test has passed, otherwise it controls the sound alarm circuit 100 to alarm if the test has not passed. Thereby, the circuit is simple, the cost is low, the volume is small, and there is no need to arrange communication cables. It is easy to use, which greatly reduces the production cost and improves the test efficiency.

[0030] like Figure 1 and Figure 2 As shown, it also includes: a voltage regulator chip U2 and a power socket DC1;

[0031] The power socket DC1 is input with 5V DC power by an external power supply, and the 1 pin of the power socket DC1 is connected to the IN terminal of the voltage regulator chip U2 and the GND terminal is grounded;

[0032] The OUT end of the voltage regulator chip U2 is a 3.3V positive output end and is connected to the first capacitor C1. The IN end of the voltage regulator chip U2 is connected to the second capacitor C5. The other ends of the first capacitor C1 and the second capacitor C5 are both grounded for filtering. The power socket DC1 is used to facilitate batch power supply to the HF high-frequency label performance consistency test module, which is convenient for batch use.

[0033] like Figure 3 As shown, the model of the high-frequency radio frequency identification module U3 is MFRC522; it realizes the recognition of high-frequency tags and data writing / reading, and the consistency detection of the written data and the read data.

[0034] like Figure 4 As shown, the model of WIFI control module U1 is ESP8266-12F; it has low cost and small size.

[0035] like Figure 1 and Figure 4 As shown, the VCC terminal of the WIFI control module U1 is connected to the 3.3V positive output terminal and the EN terminal is connected to the first resistor R2 for work control, the IO2 terminal of the WIFI control module U1 is connected to the second resistor R4 and the IO15 is connected to the third resistor R5, the other end of the first resistor R2 and the other end of the second resistor R4 are both connected to the 3.3V positive output terminal, and the other end of the third resistor R5 is grounded; the second resistor R4 is used to pull up when the WIFI control module U1 is started to meet the use requirements; the third resistor R5 is used to cooperate with the button SW1 to pull down

[0036] The IO15 end of the WIFI control module U1 is also connected to the button SW1, and the other end of the button SW1 is grounded.

[0037] like Figure 3 and Figure 4 As shown, the 3.3V terminal of the high-frequency radio frequency identification module U3 is connected to the 3.3V positive output terminal and the GND terminal is grounded;

[0038] The SDA terminal, SCK terminal, MOSI terminal, M ISO terminal and RST terminal of the high-frequency radio frequency identification module U3 are connected one-to-one with the I04 terminal, IO14 terminal, IO13 terminal, IO12 terminal and IO5 terminal of the WI FI control module U1; communication is achieved with simple circuit and low cost.

[0039] like Figure 2 and Figure 4 as well as Figure 6 As shown, the sound alarm circuit 100 includes: a buzzer BUZZER1, a transistor Q2 and a fourth resistor R1;

[0040] The positive pole of the buzzer BUZZER1 is connected to pin 1 of the power socket DC1 and the negative pole is connected to the collector of the transistor Q2, the base of the transistor Q2 is connected to the fourth resistor R1 and the emitter is grounded, and the other end of the fourth resistor R1 is connected to the IO16 end of the WIF I control module U1; the circuit is simple and the cost is low, wherein the buzzer BUZZER1 is an active buzzer BUZZER1, which is easy to control.

[0041] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A HF high frequency tag performance consistency test module, including a WIFI control module; characterized in that: The WIFI control module is connected to a high-frequency radio frequency identification module, the high-frequency radio frequency identification module is used to identify an external high-frequency tag and test the high-frequency tag, and the WIFI control module is wirelessly connected to an AP in a local area network; The WIFI control module is connected to a button and an acoustic alarm circuit, wherein the button is used to control the WIFI control module to test the high-frequency tag through the high-frequency radio frequency identification module; after the high-frequency tag test passes, the WIFI control module controls the acoustic alarm circuit to give a test pass reminder, otherwise, the WIFI control module controls the acoustic alarm circuit to give a test failure alarm.

2. The HF high frequency tag performance consistency test module according to claim 1 is characterized in that: Also includes: Voltage regulator chip and power socket; The power socket is input with 5V DC power by an external power source, the 1 pin of the power socket is connected to the IN terminal of the voltage regulator chip and the GND terminal is grounded; The OUT terminal of the voltage stabilizing chip is a 3.3V positive output terminal and is connected to a first capacitor, the IN terminal of the voltage stabilizing chip is connected to a second capacitor, and the other ends of the first capacitor and the second capacitor are both grounded.

3. The HF high frequency tag performance consistency test module according to claim 1 is characterized in that: The model of the high frequency radio frequency identification module is MFRC522.

4. The HF high frequency tag performance consistency test module according to claim 1 is characterized in that: The model of the WIFI control module is ESP8266-12F.

5. The HF high frequency tag performance consistency test module according to claim 2 is characterized in that: The VCC terminal of the WIFI control module is connected to the 3.3V positive output terminal and the EN terminal is connected to a first resistor, the IO2 terminal of the WIFI control module is connected to a second resistor and IO15 is connected to a third resistor, the other end of the first resistor and the other end of the second resistor are both connected to the 3.3V positive output terminal, and the other end of the third resistor is grounded; The IO15 end of the WIFI control module is also connected to the button, and the other end of the button is grounded.

6. The HF high frequency tag performance consistency test module according to claim 2 is characterized in that: The 3.3V terminal of the high-frequency radio frequency identification module is connected to the 3.3V positive output terminal and the GND terminal is grounded; The SDA terminal, SCK terminal, MOSI terminal, MISO terminal and RST terminal of the high-frequency radio frequency identification module are connected one-to-one with the I04 terminal, IO14 terminal, IO13 terminal, IO12 terminal and IO5 terminal of the WIFI control module.

7. The HF high frequency tag performance consistency test module according to claim 2 is characterized in that: The sound alarm circuit comprises: a buzzer, a triode and a fourth resistor; The positive pole of the buzzer is connected to pin 1 of the power socket and the negative pole is connected to the collector of the transistor, the base of the transistor is connected to the fourth resistor and the emitter is grounded, and the other end of the fourth resistor is connected to the IO16 end of the WIFI control module.

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