CN210864732U

CN210864732U - Special safety module for electronic identification read-write equipment of electric bicycle

Info

Publication number: CN210864732U
Application number: CN201922040865.1U
Authority: CN
Inventors: 朱剑欣; 许超; 林万华; 蒋虎; 方万胜; 沈涛
Original assignee: Traffic Management Research Institute of Ministry of Public Security
Current assignee: Traffic Management Research Institute of Ministry of Public Security
Priority date: 2019-11-24
Filing date: 2019-11-24
Publication date: 2020-06-26
Anticipated expiration: 2029-11-24

Abstract

The utility model provides a special safety module of electric bicycle electronic identification reading and writing equipment, it can make electric bicycle electronic identification reading equipment legally read electric bicycle electronic identification to the validity of electric bicycle electronic identification read-write data and the security of read-write process have been improved, and simple structure is compact simultaneously, is suitable for the application. The system comprises a control unit, a data processing unit and a data processing unit, wherein the control unit controls data receiving, sending and processing and comprises a cryptographic algorithm security chip serving as a main control chip and a peripheral circuit thereof; the main control chip is connected with the electronic identification read-write equipment of the electric bicycle through an external interface; the main control chip internally stores preset certificates and key data, and is used for safety certification and upgrading maintenance of the safety module, and certification and data read-write control of the electric bicycle electronic identification read-write equipment; an electromagnetic shielding cover is arranged outside the control unit.

Description

Special safety module for electronic identification read-write equipment of electric bicycle

Technical Field

The utility model relates to an intelligent transportation control technical field specifically is a special safety module of electric bicycle electronic marking read-write equipment.

Background

The electric bicycle has the characteristics of environmental protection, convenience and quickness in China, and in order to manage the electric bicycle, a traffic management department sets the electronic identification of the electric bicycle as an important identity characteristic of the electric bicycle. The electronic identification of the electric bicycle is realized based on an RFID (radio Frequency identification) technology, and personalized information such as license plate numbers, card numbers and the like is stored in the electronic identification of the electric bicycle; the recognition distance of electric bicycle electronic identification is far away, efficient and can be recognized and read under rain and fog weather, very big guide management that has facilitated electric bicycle. However, data transmission between the existing electric bicycle electronic identifier and the electric bicycle read-write device is exposed in an air interface, so that the risk of information stealing exists; in order to solve the problem that information is stolen, technical personnel encrypt data stored in an electronic identification of the electric bicycle and a communication mode of the data through technical means; if the user uses illegal reading equipment, even if the RFID air interface communication protocol is met, the data stored in the electronic identification of the electric bicycle cannot be read and written; correspondingly, how to realize legal electronic identification reading equipment for the electric bicycle is a technical problem to be solved.

Disclosure of Invention

In order to ensure legal electric bicycle electronic identification reading equipment and communicate with electric bicycle electronic identification, the utility model provides a special safety module of electric bicycle electronic identification reading equipment, it can make electric bicycle electronic identification reading equipment legally read electric bicycle electronic identification to the validity of electric bicycle electronic identification read-write data and the security of read-write process have been improved, simple structure is compact simultaneously, is suitable for the application.

The structure of the utility model is as follows: a special safety module for an electronic identification read-write device of an electric bicycle is characterized by comprising a control unit, a memory unit and a memory unit, wherein the control unit controls data receiving, sending and processing and comprises a cryptographic algorithm safety chip serving as a main control chip and a peripheral circuit thereof; the main control chip is connected with the electronic identification read-write equipment of the electric bicycle through an external interface; the main control chip internally stores preset certificates and key data, and is used for safety certification and upgrading maintenance of the safety module, and certification and data read-write control of the electric bicycle electronic identification read-write equipment; an electromagnetic shielding cover is arranged outside the control unit.

It is further characterized in that:

the peripheral circuit includes: the crystal oscillator circuit is used for providing a clock signal for the main control chip, the reset circuit is used for providing power-on reset and external reset operation for the main control chip, and the power supply circuit is used for providing power supply filtering and overcurrent and overvoltage protection for the main control chip;

the control unit comprises a cryptographic algorithm security chip U1, a crystal oscillator Y1, capacitors C1-C10, resistors R1-R9, a light-emitting diode D1 and a fuse F1; a pin 1 of the national cryptographic algorithm security chip U1 is connected with a power supply through the resistor R5, a pin 2 of the national cryptographic algorithm security chip U1 is grounded through the resistor R6, and a pin 7 of the national cryptographic algorithm security chip U1 is grounded; a pin 13 of the security chip U1 is connected to one end of the capacitor C10 and then connected to a power supply, the other end of the capacitor C10 is grounded, a pin 22 of the security chip U1 is grounded, a pin 33 of the security chip U1, one end of the capacitor C7 and one end of the resistor R8 are connected to each other, the other end of the capacitor C7 is grounded, the other end of the resistor R8 is connected to a power supply, a pin 35 of the security chip U1, one end of the resistor R7, one end of the capacitor C6 and a pin 1 of the crystal oscillator Y1 are connected to each other, a pin 36 of the security chip U1, the other end of the resistor R7, a pin 3 of the crystal oscillator Y1 and one end of the capacitor C4 are connected to each other, the other end of the capacitor C6 is grounded, the other end of the capacitor C4 is grounded, a pin 2 of the crystal oscillator Y1 and a pin 854 of the crystal oscillator Y1 are grounded, the 37 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C5 and then connected to a power supply, the other end of the capacitor C5 is grounded, the 38 pin of the security chip U1 with the cryptographic algorithm is grounded through the resistor R2, the 44 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C3 and then connected to a power supply, the other end of the capacitor C3 is grounded, the 45 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C1 and then connected to a power supply, the other end of the capacitor C1 is grounded, the 46 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C2 and then connected to a power supply, the other end of the capacitor C2 is grounded, the 47 pin of the security chip U1 with the cryptographic algorithm is grounded, the pin of the security chip U1 with the resistor R1 and one end of the resistor R3 are connected to each other, and the other end of the resistor R686, the other end of the resistor R3 is grounded, a pin 5 of the security chip U1 is connected with the cathode of the light emitting diode D1, the anode of the light emitting diode D1 is connected with a power supply through the resistor R4, the cathode of the light emitting diode D2 is grounded, the anode of the light emitting diode D2 is connected with the power supply through the resistor R9, one end of the fuse F1 is connected with the power supply, the other end of the fuse F1, one end of the capacitor C9, the anode of the capacitor C8 are connected with the power supply, and the cathode of the capacitor C8 and the other end of the capacitor C9 are connected with the ground;

the external interface adopts an FPC (flexible printed circuit) flexible bus connector J1, and a power interface, an SPI (serial peripheral interface), a UART (universal asynchronous receiver/transmitter) serial port and a common GPIO (general purpose input/output) port are integrated on the FPC flexible bus connector;

the 1 pin, the 2 pin and the 3 pin of the FPC soft bus connector J1 are connected with each other and then connected with a power supply, the 4 pin of the FPC soft bus connector J1 is grounded, the 5 pin of the FPC soft bus connector J1 is connected with the 1 pin of the cryptographic algorithm security chip U1, the 6 pin of the FPC soft bus connector J1 is connected with the 2 pin of the cryptographic algorithm security chip U1, the 7 pin of the FPC soft bus connector J1 is grounded, the 8 pin of the FPC soft bus connector J1 is connected with the 17 pin of the cryptographic algorithm security chip U1, the 9 pin of the FPC soft bus connector J1 is connected with the 18 pin of the cryptographic algorithm security chip U1, the 10 pin of the FPC soft bus connector J1 is connected with the 19 pin of the cryptographic algorithm security chip U1, the 11 pin of the FPC soft bus connector J1 is connected with the 23 pin of the cryptographic algorithm security chip U1, and the 12 pin of the FPC soft bus connector J1 is connected with the cryptographic algorithm security chip U1, the 13 pins of the FPC soft bus connector J1 are grounded, the 14 pins of the FPC soft bus connector J1 are connected with the 4 pins of the cryptographic algorithm safety chip U1, the 15 pins of the FPC soft bus connector J1 are connected with the 26 pins of the cryptographic algorithm safety chip U1, the 16 pins of the FPC soft bus connector J1 are grounded, the 17 pins of the FPC soft bus connector J1 are connected with the 20 pins of the cryptographic algorithm safety chip U1, the 18 pins of the FPC soft bus connector J1 are connected with the 12 pins of the cryptographic algorithm safety chip U1, the 19 pins of the FPC soft bus connector J1 are connected with the 24 pins of the cryptographic algorithm safety chip U1, the 20 pins of the FPC soft bus connector J1 are connected with the 25 pins of the cryptographic algorithm safety chip U1, the 21 pins of the FPC soft bus connector J1 are connected with the 30 pins of the cryptographic algorithm safety chip U1, and the 22 pins of the FPC soft bus 1 are grounded, 23 pins of the FPC flexible flat cable connector J1 are connected to 31 pins of the cryptographic security chip U1, and 24 pins of the FPC flexible flat cable connector J1 are connected to 33 pins of the cryptographic security chip U1.

The utility model provides a pair of special safety module of electric bicycle electronic identification reading and writing equipment, the secret algorithm security chip of state is through connecting electric bicycle reading and writing equipment to the external interface, based on built-in certificate in advance in the secret algorithm security chip of state, secret key data, the completion is certificated electric bicycle electronic identification reading and writing equipment, ensure that reading and writing equipment can be legal carry out the data reading and writing to electric bicycle electronic identification, carry out encryption transmission to key information through the built-in algorithm in the secret algorithm security chip of state simultaneously, electric bicycle electronic identification reading and writing data's validity and the security of reading and writing process have been guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a security module of the present invention;

fig. 2 is a schematic diagram of the system architecture of the operation of the security module of the present invention;

FIG. 3 is a schematic diagram of a circuit structure of the control unit;

fig. 4 is a schematic circuit diagram of the FPC flexible wiring connector.

Detailed Description

As shown in fig. 1, the utility model relates to a special safety module for electronic identification read-write equipment of electric bicycle, which comprises a control unit, wherein the control unit controls data receiving, sending and processing, and comprises a security chip with national cryptographic algorithm as a main control chip 1 and a peripheral circuit thereof; the main control chip 1 is connected with the electronic identification read-write equipment of the electric bicycle through an external interface 2; the main control chip 1 stores preset certificates and key data inside, and is used for safety certification and upgrading maintenance of the safety module, certification of the electric bicycle electronic identification read-write equipment and data read-write control; an electromagnetic shielding cover 7 is arranged outside the control unit; the peripheral circuit includes: the circuit comprises a crystal oscillator circuit 3 for providing a clock signal for a main control chip, a reset circuit 5 for providing power-on reset and external reset operation for the main control chip 1, and a power supply circuit 4 for providing power supply filtering and overcurrent and overvoltage protection for the main control chip 1;

the main control chip 1 is a security chip for obtaining a product model certificate issued by the national crypto authority, key sensitive information such as keys, passwords, certificates and firmware required by the work of a security module is stored in the main control chip 1, and the chip supports the national cryptographic algorithms such as SM1, SM2, SM3, SM4 and SM 7. The core component "national cryptographic algorithm safety chip" of the control unit is a relatively mature encryption chip, different from the encryption and decryption that the program algorithm realizes in the general application software, the utility model discloses an encryption, realization of decryption are accomplished by national cryptographic algorithm safety chip self completely, and in the aspect of the safety technique, the cryptographic algorithm security that the safety chip adopted is very high, and IC hardware has increased the confidentiality of its internal data and operation again, is difficult to be imitated and cracked; the electromagnetic shielding cover 7 is an existing steel shielding cover and has a good electromagnetic shielding function, the electronic shielding cover 7 is arranged on the circuit board 6 of the safety module, the anti-electromagnetic interference capability of the safety module can be effectively improved, even if the safety module is installed in the electronic identification reading and writing equipment of the electric bicycle, due to the existence of the electronic shielding cover 7, the safety module can independently work and is not influenced by other electrical elements, and the accuracy of data communication is ensured; four mounting holes 8 are reserved on the circuit board 6 at the periphery of the safety module, so that a user can conveniently fix the safety module into a shell of the electronic identification reading and writing equipment of the electric bicycle through bolts or screws; a plurality of TP points (not marked in the figure) are also arranged on the circuit board 6 of the safety module, and the thimble and the initialization equipment can supply power for the safety module through the TP points and communicate with the safety module, so that the safety module is initialized conveniently and fast, and the production efficiency is improved.

As shown in fig. 3, the control unit includes a cryptographic algorithm security chip U1, a crystal oscillator Y1, capacitors C1 to C10, resistors R1 to R9, a light emitting diode D1, and a fuse F1; in this embodiment, the security chip U2 with the national cryptographic algorithm is a chip with the model number HIS32U521A, pin 1 of the security chip U1 with the national cryptographic algorithm is connected to the power supply through a resistor R5, pin 2 of the security chip U1 with the national cryptographic algorithm is grounded through a resistor R6, and pin 7 of the security chip U1 with the national cryptographic algorithm is grounded; a pin 13 of the security chip U1 with the cryptographic algorithm is connected with one end of a capacitor C10 and then connected to a power supply, the other end of the capacitor C10 is grounded, a pin 22 of the security chip U1 with the cryptographic algorithm is grounded, a pin 33 of the security chip U1 with the cryptographic algorithm, one end of a capacitor C7 and one end of a resistor R8 are connected to each other, the other end of a capacitor C7 is grounded, the other end of a resistor R8 is connected to the power supply, a pin 35 of the security chip U1 with the cryptographic algorithm, one end of a resistor R7, one end of a capacitor C6 and a pin 1 of a crystal oscillator Y1 are connected to each other, a pin 36 of the security chip U1 with the cryptographic algorithm, the other end of a resistor R7, a pin 3 of the crystal oscillator Y1 and one end of a capacitor C4 are connected to each other, the other end of the capacitor C6 is grounded, the other end of the capacitor C4 is grounded, a pin 2 of the crystal oscillator Y1 is grounded, a pin 4 of the crystal oscillator Y1 is grounded, a pin of the security chip U3637 with one end of the security chip U1 with the, a pin 44 of the national cryptographic algorithm safety chip U1 is connected with one end of a capacitor C3 and then connected with a power supply, the other end of the capacitor C3 is grounded, a pin 45 of the national cryptographic algorithm safety chip U1 is connected with one end of a capacitor C1 and then connected with the power supply, the other end of the capacitor C1 is grounded, a pin 46 of the national cryptographic algorithm safety chip U1 is connected with one end of a capacitor C2 and then connected with the power supply, the other end of a capacitor C2 is grounded, a pin 47 of the national cryptographic algorithm safety chip U1 is grounded, a pin 48 of the national cryptographic algorithm safety chip U1, one end of a resistor R1 and one end of a resistor R3 are connected with each other, the other end of the resistor R1 is connected with the power supply, the other end of the resistor R3 is grounded, a pin 5 of the national cryptographic algorithm safety chip U1 is connected with the cathode of a light emitting diode D1, the anode of the light emitting diode D1 is connected with the power supply through a resistor R4, the cathode of the light emitting diode, the other end of the fuse F1, one end of the capacitor C9, the anode of the capacitor C8 and the other end of the capacitor C8 are connected and then connected with a power supply, and the cathode of the capacitor C8 and the other end of the capacitor C9 are connected and then grounded;

the crystal oscillator Y1, the resistor R7, the capacitor C4, and the capacitor C6 form a crystal oscillator circuit 3, the resistor R8 and the capacitor C7 form a reset circuit 5, the fuse F1, the capacitors C8 and C9 form a power circuit 4, and the light emitting diode D2 is used to display whether the power supply is powered on.

As shown in fig. 4, the external interface 2 adopts an FPC flexible bus connector J1, which integrates a power interface, an SPI bus interface, a UART serial port, and a general GPIO port; in this embodiment, the flexible flat cable connector model of FPC model: 0.5_24P _ PULLCON, 1 pin, 2 pins, 3 pins of FPC flexible busbar connector J1 are connected to each other and then connected to power, 4 pins of FPC flexible busbar connector J1 are grounded, 5 pins of FPC flexible busbar connector J1 are connected to pin 1 of cryptographic security chip U1, 6 pins of FPC flexible busbar connector J1 are connected to pin 2 of cryptographic security chip U1, 7 pins of FPC flexible busbar connector J1 are grounded, 8 pins of FPC flexible busbar connector J1 are connected to pin 17 of cryptographic security chip U1, 9 pins of FPC flexible busbar connector J1 are connected to pin 18 of cryptographic security chip U1, 10 pins of FPC flexible busbar connector J1 are connected to pin 19 of cryptographic security chip U1, 11 pins of FPC flexible busbar connector J1 are connected to pin 23 of cryptographic security chip U1, 12 pins of FPC flexible busbar connector J1 are connected to

18, and 2 pins of FPC flexible busbar connector J5828 are grounded, the 14-pin access country cipher security chip U1 of the FPC soft busbar connector J1 is connected to 4 pins, the 15-pin access country cipher security chip U1 of the FPC soft busbar connector J1 is connected to 26 pins, the 16 pins of the FPC soft busbar connector J1 are grounded, the 17 pins of the FPC soft busbar connector J1 are connected to 20 pins of the country cipher security chip U1, the 18 pins of the FPC soft busbar connector J1 are connected to 12 pins of the country cipher security chip U1, the 19 pins of the FPC soft busbar connector J1 are connected to 24 pins of the country cipher security chip U1, the 20 pins of the FPC soft busbar J connector 1 are connected to 25 pins of the country cipher security chip U1, the 21 pins of the FPC soft busbar connector J1 are connected to 30 pins of the country cipher security chip U1, the 22 pins of the FPC soft busbar connector J1 are grounded, the 23 pins of the FPC soft busbar connector J1 are connected to 31 pins of the country cipher security chip U1, and the pin 1 pins of the FPC soft busbar connector J1 is connected to 3633.

As shown in fig. 2, in actual use, the special safety module for the electronic identification reading and writing device of the electric bicycle is installed in the electronic identification reading and writing device of the electric bicycle through the installation hole, and is connected with the electronic identification reading and writing device of the electric bicycle through the Flexible Printed Circuit (FPC) flexible flat cable connector; in order to reduce the volume of the safety module, the external interface adopts an FPC (flexible printed circuit) flexible flat cable connector which has high wiring density, good bending property, easy plugging and unplugging and small volume and is greatly beneficial to the arrangement and the disassembly and assembly of the safety module, and a power interface, two paths of SPI (serial peripheral interface) bus interfaces, a UART (universal asynchronous receiver/transmitter) serial port and a common GPIO (general purpose input/output) port are integrated on the FPC flexible flat cable connector. Because the safety module does not have battery power supply, so need get the electricity from the reading and writing equipment through the power interface on the FPC flexible flat cable connector.

The communication interface of the safety module and the electric bicycle electronic identification read-write equipment comprises a radio frequency SPI interface, a master control SPI interface, a UART serial port and a GPIO port. The radio frequency SPI interface is used for processing radio frequency air interface data, the main control SPI interface and the read-write equipment complete functions of authentication, configuration, reading-write result reporting and the like, the UART serial port is used for outputting auxiliary information of the current working state to the electric bicycle electronic identification read-write equipment, and the GPIO interface is used for controlling the electric bicycle electronic identification read-write equipment and transmitting state semaphore.

When the electric bicycle electronic identification read-write equipment (hereinafter, referred to as read-write equipment) is powered on, the safety module is powered on through the power supply circuit 4 at the same time, and after the safety module and the read-write equipment are started, the safety module firstly stores preset certificates and key data based on the inside of the main control chip 1 and carries out data interaction of legality authentication of the read-write equipment through a main control SPI interface so as to ensure that the read-write operation of the read-write equipment on the electric bicycle electronic identification is legal operation; even if someone illegally detaches the security module and installs the security module in illegal read-write equipment, the security module cannot be used for subsequent operation because the legitimacy authentication of the read-write equipment cannot be passed; after the read-write equipment configures the working state of the safety module through the master control SPI interface, the safety module starts to perform the read-write working process of the electronic identification of the electric bicycle; in order to ensure the safety of air interface data, the data transmitted in the air interface are all ciphertexts, only the safety module can correctly analyze and process the ciphertexts, no read-write equipment with the safety module is installed, namely, the communication mode of the read-write equipment accords with an RFID air interface communication protocol, and the ciphertexts cannot be decrypted; when the electronic identification of the electric bicycle enters the effective working range of the radio-frequency antenna, the reading and writing equipment decodes the air interface data received by the radio-frequency antenna and sends the air interface data to the safety module through the radio-frequency SPI interface, the safety module processes the air interface data after receiving the air interface data, the response data is sent to the reading and writing equipment through the radio-frequency SPI interface after the processing is finished, and the response data is transmitted to the electronic identification of the electric bicycle through the air interface by the radio-frequency antenna; after the electronic identification of the electric bicycle is read and written, the safety module can return the operation result to the read-write equipment through the master control SPI interface, and under the condition that the read operation is successful, the safety module can return the read-write equipment together with the read data of the electronic identification.

Claims

1. A special safety module for an electronic identification read-write device of an electric bicycle is characterized by comprising a control unit, a memory unit and a memory unit, wherein the control unit controls data receiving, sending and processing and comprises a cryptographic algorithm safety chip serving as a main control chip and a peripheral circuit thereof; the main control chip is connected with the electronic identification read-write equipment of the electric bicycle through an external interface; the main control chip internally stores preset certificates and key data, and is used for safety certification and upgrading maintenance of the safety module, and certification and data read-write control of the electric bicycle electronic identification read-write equipment; an electromagnetic shielding cover is arranged outside the control unit.

2. The special safety module for the electric bicycle electronic identification reading and writing equipment according to claim 1, characterized in that: the peripheral circuit includes: the circuit comprises a crystal oscillator circuit for providing a clock signal for the main control chip, a reset circuit for providing power-on reset and external reset operation for the main control chip, and a power supply circuit for providing power supply filtering and overcurrent and overvoltage protection for the main control chip.

3. The special safety module for the electric bicycle electronic identification reading and writing equipment according to claim 2, characterized in that: the control unit comprises a cryptographic algorithm security chip U1, a crystal oscillator Y1, capacitors C1-C10, resistors R1-R9, a light-emitting diode D1 and a fuse F1; a pin 1 of the national cryptographic algorithm security chip U1 is connected with a power supply through the resistor R5, a pin 2 of the national cryptographic algorithm security chip U1 is grounded through the resistor R6, and a pin 7 of the national cryptographic algorithm security chip U1 is grounded; a pin 13 of the security chip U1 is connected to one end of the capacitor C10 and then connected to a power supply, the other end of the capacitor C10 is grounded, a pin 22 of the security chip U1 is grounded, a pin 33 of the security chip U1, one end of the capacitor C7 and one end of the resistor R8 are connected to each other, the other end of the capacitor C7 is grounded, the other end of the resistor R8 is connected to a power supply, a pin 35 of the security chip U1, one end of the resistor R7, one end of the capacitor C6 and a pin 1 of the crystal oscillator Y1 are connected to each other, a pin 36 of the security chip U1, the other end of the resistor R7, a pin 3 of the crystal oscillator Y1 and one end of the capacitor C4 are connected to each other, the other end of the capacitor C6 is grounded, the other end of the capacitor C4 is grounded, a pin 2 of the crystal oscillator Y1 and a pin 854 of the crystal oscillator Y1 are grounded, the 37 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C5 and then connected to a power supply, the other end of the capacitor C5 is grounded, the 38 pin of the security chip U1 with the cryptographic algorithm is grounded through the resistor R2, the 44 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C3 and then connected to a power supply, the other end of the capacitor C3 is grounded, the 45 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C1 and then connected to a power supply, the other end of the capacitor C1 is grounded, the 46 pin of the security chip U1 with the cryptographic algorithm is connected with one end of the capacitor C2 and then connected to a power supply, the other end of the capacitor C2 is grounded, the 47 pin of the security chip U1 with the cryptographic algorithm is grounded, the pin of the security chip U1 with the resistor R1 and one end of the resistor R3 are connected to each other, and the other end of the resistor R686, the other end of the resistor R3 is grounded, a pin 5 of the security chip U1 is connected with the cathode of the light emitting diode D1, the anode of the light emitting diode D1 is connected with a power supply through the resistor R4, the cathode of the light emitting diode D2 is grounded, the anode of the light emitting diode D2 is connected with the power supply through the resistor R9, one end of the fuse F1 is connected with the power supply, the other end of the fuse F1, one end of the capacitor C9, the anode of the capacitor C8 and the power supply are connected and then connected, and the cathode of the capacitor C8 and the other end of the capacitor C9 are connected and then grounded.

4. The special safety module for the electric bicycle electronic identification reading and writing equipment according to claim 3, characterized in that: the external interface adopts FPC flexible flat cable connector J1, last integrated power source interface, SPI bus interface, UART serial ports and ordinary GPIO mouth of FPC flexible flat cable connector.

5. The special safety module for the electric bicycle electronic identification reading and writing equipment according to claim 4, characterized in that: the 1 pin, the 2 pin and the 3 pin of the FPC soft bus connector J1 are connected with each other and then connected with a power supply, the 4 pin of the FPC soft bus connector J1 is grounded, the 5 pin of the FPC soft bus connector J1 is connected with the 1 pin of the cryptographic algorithm security chip U1, the 6 pin of the FPC soft bus connector J1 is connected with the 2 pin of the cryptographic algorithm security chip U1, the 7 pin of the FPC soft bus connector J1 is grounded, the 8 pin of the FPC soft bus connector J1 is connected with the 17 pin of the cryptographic algorithm security chip U1, the 9 pin of the FPC soft bus connector J1 is connected with the 18 pin of the cryptographic algorithm security chip U1, the 10 pin of the FPC soft bus connector J1 is connected with the 19 pin of the cryptographic algorithm security chip U1, the 11 pin of the FPC soft bus connector J1 is connected with the 23 pin of the cryptographic algorithm security chip U1, and the 12 pin of the FPC soft bus connector J1 is connected with the cryptographic algorithm security chip U1, the 13 pins of the FPC soft bus connector J1 are grounded, the 14 pins of the FPC soft bus connector J1 are connected with the 4 pins of the cryptographic algorithm safety chip U1, the 15 pins of the FPC soft bus connector J1 are connected with the 26 pins of the cryptographic algorithm safety chip U1, the 16 pins of the FPC soft bus connector J1 are grounded, the 17 pins of the FPC soft bus connector J1 are connected with the 20 pins of the cryptographic algorithm safety chip U1, the 18 pins of the FPC soft bus connector J1 are connected with the 12 pins of the cryptographic algorithm safety chip U1, the 19 pins of the FPC soft bus connector J1 are connected with the 24 pins of the cryptographic algorithm safety chip U1, the 20 pins of the FPC soft bus connector J1 are connected with the 25 pins of the cryptographic algorithm safety chip U1, the 21 pins of the FPC soft bus connector J1 are connected with the 30 pins of the cryptographic algorithm safety chip U1, and the 22 pins of the FPC soft bus 1 are grounded, 23 pins of the FPC flexible flat cable connector J1 are connected to 31 pins of the cryptographic security chip U1, and 24 pins of the FPC flexible flat cable connector J1 are connected to 33 pins of the cryptographic security chip U1.