CN208752912U

CN208752912U - A kind of electronics seat card

Info

Publication number: CN208752912U
Application number: CN201820035690.8U
Authority: CN
Inventors: 水晨悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-10
Filing date: 2018-01-10
Publication date: 2019-04-16
Anticipated expiration: 2028-01-10

Abstract

The utility model belongs to electronic display technology field, in particular to a kind of electronics seat card.The utility model includes control system, display system and power-supply management system, the output end of the control system is connected with the input terminal of display system, and the output end of the power-supply management system is connected with the input terminal of the input terminal of control system, display system respectively.The control system includes wireless communication unit, storage unit and control unit, the display system includes multiple electric ink display screens, the power-supply management system includes energy-storage units, wireless charging unit and voltage conversion unit, the utility model use wireless charging mode, by wireless transmission modify display content, the utility model it is low in energy consumption, it is easy to use, power consumption is small, and structure is simple, energy conservation and environmental protection.

Description

A kind of electronics seat card

Technical field

The utility model belongs to electronic display technology field, in particular to a kind of electronics seat card.

Background technique

Currently, people are accustomed to putting the seat of the materials such as papery or plastics on the table in places such as meeting room, exhibition booth, dining rooms Card, for showing participant's name, Brief Introduction on Equipment, the information such as hotel's dish.When the common each meeting of seat card is changed, it is necessary to It remakes, print, replace, it is inconvenient for use, and bring great waste.

Existing LED seat card, LCD seat card or other seat cards require to make using modes such as wired charging or wire communications With inconvenience, and structure is complicated, and power consumption is big.

Utility model content

The utility model in order to overcome the above-mentioned deficiencies of the prior art, provides a kind of electronics seat card, and the utility model makes With conveniently, power consumption is small, and structure is simple.

To achieve the above object, the utility model uses following technical measures:

A kind of electronics seat card includes control system, display system and power-supply management system, the output of the control system End be connected with the input terminal of display system, the output end of the power-supply management system respectively with the input terminal of control system, show Show that the input terminal of system is connected.

The utility model can also be further realized by following technical measures.

Preferably, the control system includes wireless communication unit, storage unit and control unit, described control unit The two-way communication link between wireless communication unit, storage unit respectively, the output end of control unit and the input of display system End is connected, the input terminal of the wireless communication unit, storage unit and control unit with the output of power-supply management system End is connected.

Preferably, the display system includes multiple electric ink display screens, multiple electric ink display screens it is defeated Enter end to be connected with the output end of the output end of control unit, power-supply management system.

Preferably, the power-supply management system includes energy-storage units, wireless charging unit and voltage conversion unit, described The output end of wireless charging unit is connected with the input terminal of energy-storage units, voltage conversion unit respectively, the energy-storage units Output end is connected with the input terminal of voltage conversion unit, the output end of the voltage conversion unit respectively with control system, aobvious Show that the input terminal of system is connected.

Further, the display system includes display screen interface, and pin 4, the pin 5 of the display screen interface connect respectively Connect one end of first capacitor C1, one end of third capacitor C3, the other end of the other end of the first capacitor C1, third capacitor C3 It is grounded, pin 15, the pin 16 of the display screen interface are all connected with one end and the power supply of the 6th capacitor C6, display screen interface Pin 18, pin 19, pin 20, pin 22, pin 23, pin 24 be separately connected one end of the 7th capacitor C7, the 8th capacitor One end of C8, one end of the 9th capacitor C9, the tenth capacitor C10 one end, one end of the 11st capacitor C11, the 12nd capacitor C12 One end, the other end of the 6th capacitor C6, the other end of the 7th capacitor C7, the 8th capacitor C8 the other end, the 9th capacitor The other end of C9, the other end of the tenth capacitor C10, the other end, the other end of the 12nd capacitor C12 of the 11st capacitor C11 are equal Connect one end of first resistor R1, one end of second resistance R2, one end of the 5th capacitor C5, the 4th capacitor C4 one end and connect Ground, the other end of the second resistance R2 connect the grid of the first field-effect tube Q1 and the pin 2 of display screen interface, and described the The other end of the source electrode connection first resistor R1 of one field-effect tube Q1 and the pin 3 of display screen interface, the first field-effect tube Q1 Drain electrode be separately connected one end of the anode of third diode D3, one end of the first inductance L1, the second capacitor C2, the described 3rd 2 The cathode of pole pipe D3 connects the other end of the 5th capacitor C5 and the pin 21 of display screen interface, and the first inductance L1's is another The other end and power supply of the 4th capacitor C4 of end connection, the other end of the second capacitor C2 are separately connected first diode D1's The cathode of anode, the second diode D2, the cathode ground connection of the first diode D1, the anode connection display of the second diode D2 Shield the pin 23 of interface.

Further, described control unit includes the first control chip, the model of the first control chip STM32F103RE, pin 1, pin 32, pin 48, pin 64, pin 19, the pin 13 of the first control chip are all connected with Power supply, pin 31, pin 47, pin 63, pin 18, the pin 12 of the first control chip are grounded, and the first control chip draws Foot 14, pin 15, pin 16, pin 17 are connected with wireless communication unit, the first control pin 20 of chip, pin 21, Pin 22, pin 23, pin 41, pin 42, pin 43, pin 44, pin 61, pin 62, pin 29, pin 30, pin 33, Pin 34, pin 35, pin 36 are connected with display system, and the pin 39 of the first control chip, pin 51, draws pin 40 Foot 52, pin 53 are connected with storage unit, and the pin 3 of the first control chip is separately connected one end of the 5th resistance R5, the One end of two crystal oscillator Y2, the 16th capacitor C16 one end, the pin 4 of the first control chip is separately connected the another of the 5th resistance R5 One end, the other end of the second crystal oscillator Y2, the 17th capacitor C17 one end, the other end of the 16th capacitor C16, the 17th The other end of capacitor C17 is grounded, and the pin 5 of the first control chip is separately connected one end of 3rd resistor R3, the first crystal oscillator Y1 One end, the 13rd capacitor C13 one end, first control chip pin 6 be separately connected the other end of 3rd resistor R3, first One end of the other end of crystal oscillator Y1, the 14th capacitor C14, the other end of the 13rd capacitor C13, the 14th capacitor C14 The other end is grounded, and the pin 7 of the first control chip is separately connected one end of one end of the 4th resistance R4, the 15th capacitor C15, The other end of the 4th resistance R4 connects power supply, the other end ground connection of the 15th capacitor C15, the pin 60 of the first control chip It is grounded by the 6th resistance R6.

Further, the power-supply management system includes DC-DC voltage conversion chip, and the DC-DC voltage converts core The pin 1 of the model TPS61097A-33 of piece, the DC-DC voltage conversion chip pass through the second inductance L2 and DC-DC voltage The pin 5 of conversion chip is connected, and the pin 3 of DC-DC voltage conversion chip connects one end of the 9th resistance R9, the 9th electricity The other end of resistance R9 be separately connected one end of the 7th resistance R7, one end of the 18th capacitor C18, energy-storage units interface, wireless The other end of the interface of charhing unit, the 18th capacitor C18 is connected and is grounded with the pin 2 of DC-DC voltage conversion chip, The other end of the 7th resistance R7 connects one end of the 8th resistance R8 and the pin 8 of the first control chip, the 8th electricity Hinder the interface of the other end connection wireless charging unit of R8 and ground connection, the 19th electricity of the connection of pin 4 of DC-DC voltage conversion chip Hold one end and the power supply of C19, the other end ground connection of the 19th capacitor C19.

Further, the storage unit is farad capacitor or lithium battery.

Further, the electronics seat card includes panel and pedestal, and the panel is mounted on the top of pedestal, the electricity Sub- ink display screen is set on panel, and the control system and power-supply management system are set to chassis interior.

The utility model has the beneficial effects that:

1), the utility model includes control system, display system and power-supply management system, the power-supply management system packet Energy-storage units, wireless charging unit and voltage conversion unit are included, the utility model uses wireless charging mode, by wireless Transmission modification display content, the utility model it is low in energy consumption, easy to use, power consumption is small, and structure is simple, energy conservation and environmental protection.

Be worth it is emphasized that: the utility model only protect by above-mentioned physical unit and each physical unit of connection it Between the route device or physical platform that are constituted, without regard to software section therein.

2), described control unit includes the first control chip, and described first controls the model STM32F103RE of chip, STM32F103RE chip processing signal speed is fast, cheap, it is thus only necessary to build simple peripheral circuit can be realized it is various Function.

3), the circuit structure of the control system, display system and power-supply management system is simple, the circuit of each system Structure cooperates each other, realizes the optimal design of the utility model.

Detailed description of the invention

Fig. 1 is the structural principle block diagram of the utility model；

Fig. 2 is the functional block diagram of the control system of the utility model；

Fig. 3 is the functional block diagram of the display system of the utility model；

Fig. 4 is the functional block diagram of the power-supply management system of the utility model；

Fig. 5 is the positive structure schematic of the utility model；

Fig. 6 is the side structure schematic diagram of the utility model；

Fig. 7 is the circuit diagram of the display system of the utility model；

Fig. 8 is the circuit diagram of the control unit of the utility model；

Fig. 9 is the circuit diagram of the power-supply management system of the utility model.

Appended drawing reference meaning in figure is as follows:

2-panel 3-pedestal, 10-control systems

11-wireless communication unit 12-storage unit, 13-control units

20-display system the 21-the first electric ink display screens

22-the second electric ink 30-power-supply management system of display screen

31-energy-storage units 32-wireless charging unit, 33-voltage conversion units

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.

As shown in Figure 1, a kind of electronics seat card includes control system 10, display system 20 and power-supply management system 30, institute The output end for stating control system 10 is connected with the input terminal of display system 20, the output end difference of the power-supply management system 30 It is connected with the input terminal of the input terminal of control system 10, display system 20, this electronics seat card uses totally-enclosed design, not right Outer wireline interface, it is easy to use.

As shown in Fig. 2, the control system 10 includes wireless communication unit 11, storage unit 12 and control unit 13, The two-way communication link between wireless communication unit 11, storage unit 12 respectively of described control unit 13, control unit 13 it is defeated Outlet is connected with the input terminal of display system 20, the wireless communication unit 11, storage unit 12 and control unit 13 Input terminal is connected with the output end of power-supply management system 30.

Specifically, wireless communication unit 11 uses low-power consumption bluetooth module

The operating mode of wireless communication unit 11 is controlled by control unit 13, the most of the time in a dormant state, only It is just in reception state needing to update display data, achievees the purpose that reduce power consumption.

As shown in figure 3, the display system 20 includes multiple electric ink display screens, multiple electric ink display screens Input terminal be connected with the output end of the output end of control unit 13, power-supply management system 30.

Preferably, the display system 20 includes 2 electric ink display screens, respectively the first electric ink display screen 21 and the second electric ink display screen 22.Electric ink display screen can use in highlighted environment, and effect is still very It is good, it can show for a long time, not power consumption, the first electric ink display screen 21 and the second electric ink display screen 22 are distributed in panel respectively 2 two sides, content when shuangping san can be the same, can also be different.

As shown in figure 4, the power-supply management system 30 includes energy-storage units 31, wireless charging unit 32 and voltage conversion The output end of unit 33, the wireless charging unit 32 is connected with the input terminal of energy-storage units 31, voltage conversion unit 33 respectively It connects, the output end of the energy-storage units 31 is connected with the input terminal of voltage conversion unit 33, the voltage conversion unit 33 Output end is connected with the input terminal of control system 10, display system 20 respectively.

Shown wireless charging unit 32 uses mobile phone wireless charge mode, i.e. receiving end mode.

Described control unit 13 controls wireless communication unit 11, and wireless communication unit 11 is opened in timing, receives display information, Other times make wireless communication unit 11 in a dormant state；When no data refreshes and shows, control display system 20 exits brush New model, control system 10 also enter low-power consumption mode, achieve the purpose that power saving.

As shown in Figure 5,6, this electronics seat card includes panel 2 and pedestal 3, and the panel 2 is mounted on the top of pedestal 3, institute It states electric ink display screen to be set on panel 2, the control system 10 and power-supply management system 30 are set to inside pedestal 3.

As shown in fig. 7, the display system 20 includes display screen interface, pin 4, the pin 5 of the display screen interface divide Not Lian Jie one end of first capacitor C1, third capacitor C3 one end, the other end of the first capacitor C1, third capacitor C3 it is another One end is grounded, and pin 15, the pin 16 of the display screen interface are all connected with one end and the power supply of the 6th capacitor C6, display screen Pin 18, pin 19, pin 20, pin 22, pin 23, the pin 24 of interface are separately connected one end of the 7th capacitor C7, the 8th One end of capacitor C8, one end of the 9th capacitor C9, one end of the tenth capacitor C10, one end of the 11st capacitor C11, the 12nd electricity Hold one end of C12, the other end of the 6th capacitor C6, the other end of the 7th capacitor C7, the other end of the 8th capacitor C8, the 9th The other end of capacitor C9, the other end of the tenth capacitor C10, the other end of the 11st capacitor C11, the 12nd capacitor C12 it is another End be all connected with one end of first resistor R1, one end of second resistance R2, one end of the 5th capacitor C5, the 4th capacitor C4 one end simultaneously Ground connection, the other end of the second resistance R2 connects the grid of the first field-effect tube Q1 and the pin 2 of display screen interface, described The other end of the source electrode connection first resistor R1 of first field-effect tube Q1 and the pin 3 of display screen interface, the first field-effect tube The drain electrode of Q1 is separately connected one end of the anode of third diode D3, one end of the first inductance L1, the second capacitor C2, the third The cathode of diode D3 connects the other end of the 5th capacitor C5 and the pin 21 of display screen interface, and the first inductance L1's is another One end connects the other end and power supply of the 4th capacitor C4, and the other end of the second capacitor C2 is separately connected first diode D1 Anode, the second diode D2 cathode, the anode connection of the cathode ground connection of the first diode D1, the second diode D2 is aobvious The pin 23 of display screen interface.

As shown in figure 8, described control unit 13 includes the first control chip, the model of the first control chip STM32F103RE, pin 1, pin 32, pin 48, pin 64, pin 19, the pin 13 of the first control chip are all connected with Power supply, pin 31, pin 47, pin 63, pin 18, the pin 12 of the first control chip are grounded, and the first control chip draws Foot 14, pin 15, pin 16, pin 17 are connected with wireless communication unit 11, pin 20, the pin of the first control chip 21, pin 22, pin 23, pin 41, pin 42, pin 43, pin 44, pin 61, pin 62, pin 29, pin 30, pin 33, pin 34, pin 35, pin 36 are connected with display system 20, pin 39, the pin 40, pin of the first control chip 51, pin 52, pin 53 are connected with storage unit 12, and the pin 3 of the first control chip is separately connected the 5th resistance R5's One end, one end of the second crystal oscillator Y2, the 16th capacitor C16 one end, first control chip pin 4 be separately connected the 5th resistance One end of the other end of R5, the other end of the second crystal oscillator Y2, the 17th capacitor C17, the other end of the 16th capacitor C16, The other end of 17th capacitor C17 is grounded, and the pin 5 of the first control chip is separately connected one end of 3rd resistor R3, first One end of crystal oscillator Y1, the 13rd capacitor C13 one end, first control chip pin 6 be separately connected the another of 3rd resistor R3 It holds, one end of the other end of the first crystal oscillator Y1, the 14th capacitor C14, the other end of the 13rd capacitor C13, the 14th electricity The other end for holding C14 is grounded, and the pin 7 of the first control chip is separately connected one end of the 4th resistance R4, the 15th capacitor C15 One end, the other end of the 4th resistance R4 connects power supply, the other end ground connection of the 15th capacitor C15, the first control chip Pin 60 pass through the 6th resistance R6 be grounded.

As shown in figure 9, the power-supply management system 30 includes DC-DC voltage conversion chip, the DC-DC voltage converts core The pin 1 of the model TPS61097A-33 of piece, the DC-DC voltage conversion chip pass through the second inductance L2 and DC-DC voltage The pin 5 of conversion chip is connected, and the pin 3 of DC-DC voltage conversion chip connects one end of the 9th resistance R9, the 9th electricity The other end of resistance R9 is separately connected one end of the 7th resistance R7, one end of the 18th capacitor C18, the interface of energy-storage units 31, nothing The other end of the interface of line charge electric unit 32, the 18th capacitor C18 is connected simultaneously with the pin 2 of DC-DC voltage conversion chip Ground connection, the other end of the 7th resistance R7 connect one end of the 8th resistance R8 and the pin 8 of the first control chip, and described the The interface of the other end connection wireless charging unit 32 of eight resistance R8 and ground connection, the connection of pin 4 the of DC-DC voltage conversion chip One end of 19 capacitor C19 and power supply, the other end ground connection of the 19th capacitor C19.

When the utility model is used, can with software in the prior art cooperate carry out using.Below with reference to existing The working principle of the utility model is described in software in technology, it must be noted that: match with the utility model The software of conjunction is not the innovative part of the utility model, nor the component part of the utility model.

As shown in figs. 1 to 6, a kind of electronics seat needs to charge to it by wireless charger before being stuck in work, power management The wireless charging unit 32 of system 30 receives electric energy and charges to energy-storage units 31, and during charging, this electronics seat card enters Normal mode of operation, control system 10 and display system 20 are in normal mode of operation, exit suspend mode.This electronics seat card Product Status is shown on the ink display screen of display system 20.

The voltage conversion unit 33 of power-supply management system 30 is turned using ultra low quiescent current and low input synchronous boost Parallel operation makes full use of the electric energy of the storage of super capacitor, the voltage that super capacitor exports is converted into system required voltage, such as +3.3V。

A kind of electronics seat needs the template, figure that unit 11 needs the display of electronics seat card by wireless communication before being stuck in work Piece and character library are transferred in the storage unit 12 of electronics seat card, naturally it is also possible in process of production, by programmable device needs Information write in storage unit 12.The operating mode of the storage unit 12 is set by control unit 13, and control unit 13 is adopted Default wake up parameter is updated with the new wake up parameter that default system wake-up parameter or by wireless communication unit 11 receive, Allow the mode of operation of system as requested.In a kind of electronics seat card standby, the display screen of display system 20 On display content it is constant.

Described control unit 13 is after receiving the display information of wireless communication unit 11, the content shown as needed, Corresponding display template, picture or character library information are searched in storage unit 12, the dot array data of content to be shown by pair The timing control of display system 20, the first electric ink display screen 21 and the second electric ink for flushing to display system 20 are shown On screen 22；After the refreshing for completing to show content show, control unit 13 controls display system 20 into suspend mode Refresh mode is exited, the time of system wake-up next time is set, system enters standby mode.

Described control unit 13 controls the first electric ink display screen 21 and the second electric ink of display system 20 simultaneously Display screen 22, even if being only mounted with an electric ink display screen；If being not received by update display in this duty cycle Instruction, system enters standby mode immediately.

It is emphasized that: this electronics seat card not modify display content in use, so that it may use non-transformer The energy-storage units 31 of design method, the utility model can be replaced using electrolytic capacitor, when modifying display content, electronics seat Card is placed on wireless charger.For those need in a long time the often use of modification display content, this reality It can be replaced using lithium battery with the novel energy-storage units 31, the time being used continuously so just can reach 1 year or more, right In needing to modify content in those short time, as needed modifying content within the scope of 24 hours, and it is not intended to using lithium battery Application, energy-storage units 31 use farad capacitor or super electrolytic capacitor, charging times up to 100,000 times or more, solve lithium battery fill Electric number, capacity decline and environmental issue.

This electronics seat card also needs application software and channel radio on Mobile phone application software or computer when in use Device is interrogated, realizes modification, transformation display style, the purpose of content.The utility model is not related to the content of this partial software.It is a kind of The distance of electronics seat card and broadcast wireless transmitting apparatus needs to control in the range of effectively can receive information, general small In 30 meters.

In conclusion the utility model is low in energy consumption, easy to use, power consumption is small, and structure is simple, energy conservation and environmental protection.

Claims

1. a kind of electronics seat card, it is characterised in that: including control system (10), display system (20) and power-supply management system (30), the output end of the control system (10) is connected with the input terminal of display system (20), the power-supply management system (30) output end is connected with the input terminal of the input terminal of control system (10), display system (20) respectively；

The control system (10) includes wireless communication unit (11), storage unit (12) and control unit (13), the control Unit (13) the processed two-way communication link between wireless communication unit (11), storage unit (12) respectively, control unit (13) Output end is connected with the input terminal of display system (20), the wireless communication unit (11), storage unit (12) and control The input terminal of unit (13) is connected with the output end of power-supply management system (30)；

The display system (20) includes multiple electric ink display screens, the input terminal of multiple electric ink display screens with The output end of control unit (13), the output end of power-supply management system (30) are connected；

The power-supply management system (30) includes energy-storage units (31), wireless charging unit (32) and voltage conversion unit (33), the output end of the wireless charging unit (32) input terminal with energy-storage units (31), voltage conversion unit (33) respectively It is connected, the output end of the energy-storage units (31) is connected with the input terminal of voltage conversion unit (33), the voltage conversion The output end of unit (33) is connected with the input terminal of control system (10), display system (20) respectively；

The energy-storage units (31) are farad capacitor or lithium battery.

2. a kind of electronics seat card as described in claim 1, it is characterised in that: the display system (20) includes that display screen connects Mouthful, pin 4, the pin 5 of the display screen interface are separately connected one end of one end of first capacitor C1, third capacitor C3, described The other end of first capacitor C1, the other end of third capacitor C3 are grounded, and pin 15, the pin 16 of the display screen interface connect One end and the power supply of the 6th capacitor C6 are connect, the pin 18 of display screen interface, pin 20, pin 22, pin 23, draws pin 19 Foot 24 is separately connected one end of the 7th capacitor C7, one end of the 8th capacitor C8, one end of the 9th capacitor C9, the tenth capacitor C10 One end, one end of the 11st capacitor C11, the 12nd capacitor C12 one end, the other end, the 7th capacitor of the 6th capacitor C6 The other end of C7, the other end of the 8th capacitor C8, the other end of the 9th capacitor C9, the other end of the tenth capacitor C10, the 11st electricity Hold the other end of C11, the other end of the 12nd capacitor C12 is all connected with one end of first resistor R1, one end of second resistance R2, The other end of one end of 5th capacitor C5, one end of the 4th capacitor C4 and ground connection, the second resistance R2 connects the first field-effect The grid of pipe Q1 and the pin 2 of display screen interface, the source electrode connection first resistor R1's of the first field-effect tube Q1 is another The pin 3 of end and display screen interface, the drain electrode of the first field-effect tube Q1 are separately connected the anode of third diode D3, the first electricity Feel one end of one end of L1, the second capacitor C2, the cathode of the third diode D3 connect the 5th capacitor C5 the other end and The pin 21 of display screen interface, the other end of the first inductance L1 connects the other end and power supply of the 4th capacitor C4, described The other end of second capacitor C2 is separately connected the cathode of the anode of first diode D1, the second diode D2, the one or two pole The cathode of pipe D1 is grounded, the pin 23 of the anode connection display screen interface of the second diode D2.

3. a kind of electronics seat card as claimed in claim 2, it is characterised in that: described control unit (13) includes the first control core Piece, the model STM32F103RE of the first control chip, the pin 1 of the first control chip, pin 32, pin 48, Pin 64, pin 19, pin 13 are all connected with power supply, pin 31, pin 47, pin 63, the pin 18, pin of the first control chip 12 are grounded, and pin 14, pin 15, pin 16, the pin 17 of the first control chip are connected with wireless communication unit (11), The first control pin 20 of chip, pin 21, pin 22, pin 23, pin 41, pin 42, pin 43, pin 44, pin 61, Pin 62, pin 29, pin 30, pin 33, pin 34, pin 35, pin 36 are connected with display system (20), the first control Pin 39, pin 40, pin 51, pin 52, the pin 53 of coremaking piece are connected with storage unit (12), the first control chip Pin 3 be separately connected one end of the 5th resistance R5, one end of the second crystal oscillator Y2, the 16th capacitor C16 one end, first control The pin 4 of chip is separately connected one end of the other end of the 5th resistance R5, the other end of the second crystal oscillator Y2, the 17th capacitor C17, The other end of the 16th capacitor C16, the other end of the 17th capacitor C17 are grounded, and the pin 5 of the first control chip is distinguished Connect one end of 3rd resistor R3, one end of the first crystal oscillator Y1, the 13rd capacitor C13 one end, first control chip pin 6 It is separately connected one end of the other end of 3rd resistor R3, the other end of the first crystal oscillator Y1, the 14th capacitor C14, the described 13rd The other end of capacitor C13, the 14th capacitor C14 the other end be grounded, first control chip pin 7 be separately connected the 4th electricity One end of R4, one end of the 15th capacitor C15 are hindered, the other end of the 4th resistance R4 connects power supply, the 15th capacitor C15's The pin 60 of other end ground connection, the first control chip is grounded by the 6th resistance R6.

4. a kind of electronics seat card as claimed in claim 3, it is characterised in that: the power-supply management system (30) includes DC-DC Voltage conversion chip, the model TPS61097A-33 of the DC-DC voltage conversion chip, the DC-DC voltage conversion chip Pin 1 be connected with the pin 5 of DC-DC voltage conversion chip by the second inductance L2, the pin of DC-DC voltage conversion chip One end of 3 the 9th resistance R9 of connection, the other end of the 9th resistance R9 are separately connected one end of the 7th resistance R7, the 18th electricity Hold one end of C18, the interface of energy-storage units (31), wireless charging unit (32) interface, the 18th capacitor C18's is another End is connected and is grounded with the pin 2 of DC-DC voltage conversion chip, and the other end of the 7th resistance R7 connects the 8th resistance R8's The pin 8 of one end and the first control chip, the interface of other end connection wireless charging unit (32) of the 8th resistance R8 And be grounded, the pin 4 of DC-DC voltage conversion chip connects one end and the power supply of the 19th capacitor C19, the 19th capacitor The other end of C19 is grounded.

5. a kind of electronics seat card as described in Claims 1 to 4 any one, it is characterised in that: the electronics seat card includes face Plate and pedestal, the panel are mounted on the top of pedestal, and the electric ink display screen is set on panel, the control system (10) and power-supply management system (30) is set to chassis interior.