CN213780697U - Automatic electronic lock controller with high stability - Google Patents
Automatic electronic lock controller with high stability Download PDFInfo
- Publication number
- CN213780697U CN213780697U CN202022885065.2U CN202022885065U CN213780697U CN 213780697 U CN213780697 U CN 213780697U CN 202022885065 U CN202022885065 U CN 202022885065U CN 213780697 U CN213780697 U CN 213780697U
- Authority
- CN
- China
- Prior art keywords
- capacitor
- path
- chip
- pins
- resistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses an automatic electronic lock controller that stability is strong, including power supply circuit and control circuit, control circuit's input is connected with touch input circuit, fingerprint identification circuit and radio frequency identification circuit, control circuit's output is connected with data display circuit, voice prompt circuit and motor drive circuit, power supply circuit can provide stable operating power for the controller, be equipped with the filtering device in the control circuit, make the main control chip in the control circuit handle received signal more reliably, fingerprint identification circuit can connect fingerprint head and filtering interference, and be equipped with independent power supply in, make fingerprint identification rate more accurate and control fingerprint head power break-make better, low-power consumption has, high performance's advantage.
Description
Technical Field
The utility model relates to an automatic electronic lock, especially an automatic electronic lock controller that stability is strong.
Background
The existing automatic electronic lock usually adopts the excitation mode of fingerprint touch to realize the purpose of fingerprint touch automatic unlocking by triggering the motor in the lock body, the bolt on the lock is driven to contract, automatic unlocking is realized by adopting the excitation mode of radio frequency identification or password input, but the problem that the power consumption is high and the reliability is low in the existing automatic electronic lock can be avoided, because of lacking stability, the phenomenon that the touch fingerprint head can often appear in the automatic electronic lock after working for a period of time and the automatic electronic lock can not be unlocked, and the use experience of the automatic electronic lock is greatly influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an automatic electronic lock controller with strong stability.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a strong automatic electronic lock controller of stability, includes control circuit, control circuit's input is connected with touch input circuit, fingerprint identification circuit and radio frequency identification circuit, control circuit's output is connected with data display circuit, voice prompt circuit and motor drive circuit.
The automatic electronic lock controller with strong stability further comprises a power supply circuit, wherein the power supply circuit comprises a battery POW, a diode D3, a voltage stabilizing chip U10, a capacitor C48, a capacitor C6, a capacitor C2, a capacitor C7, a capacitor C8, a capacitor C10, a capacitor CD4 and a capacitor CD 3; one end of the capacitor CD3, the capacitor C48, the capacitor C6 and the capacitor C2 are grounded after being connected in parallel, and the other end of the capacitor CD3, the capacitor C48, the capacitor C6 and the capacitor C2 are connected with a pin 3 of the voltage stabilizing chip U10 in parallel; the 1 pin of the voltage stabilizing chip U10 is grounded, the 2 pin is divided into two paths, one path is grounded through a capacitor CD4, the other path is connected with the cathode of the diode D3, and the anode of the diode D3 is grounded through the battery POW; and after the capacitor C7, the capacitor C8 and the capacitor C10 are connected in parallel, one end of the capacitor C is grounded, and the other end of the capacitor C is connected with a node of the diode D3 and the capacitor CD 4.
The control circuit comprises a main control chip IC1, a capacitor C1, a capacitor C3, a capacitor C4 and a capacitor C5; the model of the master control chip IC1 is STM8L052R8T 6; the 9 pins of the main control chip IC1 are divided into four paths, one path is connected with the 10 pins of the main control chip IC1, the second path is connected with the ground, the third path is connected with the 13 pins of the main control chip IC1 through the capacitor C3, and the fourth path is connected with the 13 pins of the main control chip IC1 and the node of the capacitor C3 through the capacitor C1; the 12 pins of the main control chip IC1 are divided into three paths, one path is connected with the 11 pin of the main control chip IC1, the second path is connected with 3.3V voltage, and the third path is connected with the 13 pin of the main control chip IC1 and the node of the capacitor C3; one end of the capacitor C4 is divided into two paths, one path is connected with 3.3V voltage, the other path is connected with the 29 pins of the main control chip IC1, the other end of the capacitor C4 is divided into two paths, the other path is grounded, and the other path is connected with the 30 pins of the main control chip IC 1.
The fingerprint identification circuit comprises a fingerprint interface CN8, a capacitor C35, a capacitor C36, a capacitor C32, a resistor R2, a resistor R14, a voltage regulator tube DZ5, a voltage regulator tube DZ6, a voltage regulator tube DZ12, a voltage regulator tube DZ13, a voltage regulator tube DZ14 and a triode Q1; the E electrode of the triode Q1 is connected with 3.3V voltage; the B pole of the triode Q1 is divided into two paths, one path is connected with 3.3V voltage through the resistor R2, and the other path is connected with the 19 pin of the main control chip IC1 through the resistor R14; the C pole of the triode Q1 is divided into four paths, one path is grounded through the capacitor C32, the second path is grounded through the voltage regulator tube DZ14, the third path is grounded through the capacitor C36, and the fourth path is connected with the 4 pins of the fingerprint interface CN 8; the 6 pins of the fingerprint interface CN8 are divided into two paths, one path is connected with 3.3V voltage, and the other path is grounded through the capacitor C35; the 5 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ13, and the other path is connected with the 6 pins of the main control chip IC 1; the 3 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ12, and the other path is connected with the 22 pins of the main control chip IC 1; the 2 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ6, and the other path is connected with the 23 pins of the main control chip IC 1; the anode of the voltage-regulator tube DZ5 is grounded, and the cathode is connected with 3.3V voltage.
The touch input circuit comprises a touch chip U201, a touch key T1, a touch key T2, a touch key T3, a touch key T4, a touch key T5, a touch key T6, a touch key T7, a touch key T8, a touch key T9, a touch key T10, a touch key T11, a touch key T12, a resistor R201, a resistor R202, a resistor R203, a resistor R204, a resistor R205, a capacitor C202, a capacitor C203, a capacitor C204 and a capacitor C201; the 1 pin of the touch chip U201 is divided into two paths, one path is connected with 3.3V voltage through the capacitor C202, and the other path is grounded through the resistor R202 and the resistor R201 in sequence; a pin 2 of the touch chip U201 is connected with a node of the resistor R202 and the resistor R201; pins 8, 15 and 17 of the touch chip U201 are suspended, and pins 3, 4, 5, 6, 7, 9, 11, 12, 29, 30, 31 and 32 are respectively connected with the touch key T10, the touch key T2, the touch key T4, the touch key T7, the touch key T6, the touch key T1, the touch key T8, the touch key T9, the touch key T11, the touch key T5, the touch key T3 and the touch key T2; a 10 pin of the touch chip U201 is connected with 3.3V voltage, and a 14 pin is grounded; the 15 pins are divided into two paths after passing through the resistor R204 and the resistor R205 in sequence, one path is connected with 3.3V voltage through the capacitor C204, and the other path is connected with the 16 pins of the touch chip U201; pins 18, 19, 20 and 21 of the touch chip U201 are respectively connected with pins 54, 53, 32 and 33 of the main control chip IC 1; the 22 pin of the touch chip U201 is grounded; the 23 pins of the touch chip U201 are divided into three paths, one path is connected with the 24 pins of the touch chip U201, the second path is connected with 3.3V voltage, and the third path is grounded through the capacitor C203; the 25 pins of the touch chip U201 are divided into three paths, one path is connected with the 26 pin of the touch chip U201, the second path is grounded, and the third path is connected with the 27 pin of the touch chip U201 through the resistor R203; the 28 pins of the touch chip U201 are divided into two paths, one path is connected with 3.3V voltage, and the other path is grounded through the capacitor C201.
The radio frequency identification circuit comprises a resistor R100, a resistor R102, a resistor R103, an inductor L102, a capacitor C101, a capacitor C102, a capacitor C112, a capacitor C01, a capacitor C02, a capacitor C03, a capacitor C04 and an RF chip IC101 electrically connected with the main control chip IC 1; the capacitor C01, the capacitor C02, the capacitor C03 and the capacitor C04 are connected in parallel, one end of the capacitor C01 is grounded, the other end of the capacitor C04 is sequentially connected with the resistor R100, the capacitor C102 and the resistor R102 and then is divided into two paths, one path is connected with a pin 17 of the RF chip IC101, and the other path is connected with a pin 16 of the RF chip IC101 through the resistor R103; one end of the inductor L102 is connected to the pin 13 of the RF chip IC101, and the other end is divided into two paths, one path is grounded through the capacitor C112, and the other path is connected to the node between the capacitor C102 and the resistor R100 through the capacitor C101.
The motor driving circuit comprises a driving chip U6, a motor CN7, a resistor RM1, a resistor RM2, a capacitor C7, a capacitor C11 and a capacitor C12; the 1 pin of the driving chip U6 is suspended, and the 2 pin is connected with the 14 pins of the main control chip IC1 through the resistor RM 1; the pin 3 of the driving chip U6 is connected with the pin 15 of the main control chip IC1 through the resistor RM 2; the 4 pins of the driving chip U6 are divided into two paths, one path is connected with 6V voltage, and the other path is grounded through the capacitor C7; the 5 pins of the driving chip U6 are divided into two paths, and one path is grounded through the capacitor C12; the second path is grounded through the motor CN7 and the capacitor C11 in sequence; pins 6 and 7 of the driving chip U6 are grounded, and pin 8 is connected with the node of the capacitor C11 and the motor CN 7.
The utility model has the advantages that: the utility model discloses a power supply circuit can provide stable working power supply for the controller, is equipped with the filter device in the control circuit for main control chip in the control circuit can handle received signal more reliably, and fingerprint identification circuit joinable fingerprint head and filtering are disturbed, is equipped with independent power supply in and, makes fingerprint identification rate more accurate and control fingerprint head power break-make better, has the advantage of low-power consumption, high performance.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic block diagram of the circuit of the present invention;
fig. 2 is a first part of a circuit schematic of the present invention;
fig. 3 is a second part of the circuit schematic of the present invention;
fig. 4 is a third part of the circuit schematic of the present invention;
fig. 5 is a fourth part of the circuit schematic of the present invention;
fig. 6 is a fifth part of the circuit schematic of the present invention.
Detailed Description
Referring to fig. 1, an automatic electronic lock controller with high stability includes a control circuit, an input end of the control circuit is connected with a touch input circuit, a fingerprint recognition circuit and a radio frequency recognition circuit, and an output end of the control circuit is connected with a data display circuit, a voice prompt circuit and a motor drive circuit (fig. 2 to 6 together are a complete circuit schematic diagram of the embodiment, for the convenience of observation, the complete circuit diagram is divided into five parts, namely fig. 2 to 6, and terminals with the same reference number in the diagram represent electric connection).
Referring to fig. 2, the control circuit includes a main control chip IC1, a capacitor C1, a capacitor C3, a capacitor C4, and a capacitor C5; the main control chip IC1 is of the model STM8L052R8T6, and is a high-performance and low-power consumption chip of an Italian semiconductor; the 9 pins of the main control chip IC1 are divided into four paths, one path is connected with the 10 pins of the main control chip IC1, the second path is connected with the ground, the third path is connected with the 13 pins of the main control chip IC1 through the capacitor C3, and the fourth path is connected with the 13 pins of the main control chip IC1 and the node of the capacitor C3 through the capacitor C1; the 12 pins of the main control chip IC1 are divided into three paths, one path is connected with the 11 pin of the main control chip IC1, the second path is connected with 3.3V voltage, and the third path is connected with the 13 pin of the main control chip IC1 and the node of the capacitor C3; electric capacity C4's one end is divided two the tunnel, and one way connects 3.3V voltage, and another way connects main control chip IC 1's 29 pin, electric capacity C4's the other end is divided two the tunnel, ground connection all the way, and another way connects main control chip IC 1's 30 pin, electric capacity C1, electric capacity C3, electric capacity C4 and electric capacity C5 are filter capacitor, mainly used filtering input power's alternating current component for control circuit (main control chip IC1) is more stable when inserting drive voltage during operation.
Referring to fig. 3, the automatic electronic lock controller with high stability further includes a power supply circuit, where the power supply circuit includes a battery POW, a diode D3, a voltage regulator chip U10 (model number ME6210a33PG), a capacitor C48, a capacitor C6, a capacitor C2, a capacitor C7, a capacitor C8, a capacitor C10, a capacitor CD4, and a capacitor CD 3; one end of the capacitor CD3, the capacitor C48, the capacitor C6 and the capacitor C2 are grounded after being connected in parallel, and the other end of the capacitor CD3, the capacitor C48, the capacitor C6 and the capacitor C2 are connected with a pin 3 of the voltage stabilizing chip U10 in parallel; the 1 pin of the voltage stabilizing chip U10 is grounded, the 2 pin is divided into two paths, one path is grounded through a capacitor CD4, the other path is connected with the cathode of the diode D3, and the anode of the diode D3 is grounded through the battery POW; one end ground connection after electric capacity C7, electric capacity C8 and electric capacity C10 are parallelly connected, another termination diode D3 with electric capacity CD 4's node, VCC is 3.3V voltage in the picture, by electric capacity C6 with the node output of steady voltage chip U10, VBB in the picture is 6V voltage, by diode D3 with steady voltage chip U10's node output, battery POW is four No. 5 dry batteries, electric capacity C7, electric capacity C8, electric capacity CD3 and electric capacity CD4 are filter capacitor, can filter interference wherein for power supply circuit, provide stable working power supply for the electronic lock controller.
Referring to fig. 3, the fingerprint identification circuit includes a fingerprint interface CN8, a capacitor C35, a capacitor C36, a capacitor C32, a resistor R2, a resistor R14, a voltage regulator DZ5, a voltage regulator DZ6, a voltage regulator DZ12, a voltage regulator DZ13, a voltage regulator DZ14, and a triode Q1; the E electrode of the triode Q1 is connected with 3.3V voltage; the B pole of the triode Q1 is divided into two paths, one path is connected with 3.3V voltage through the resistor R2, and the other path is connected with the 19 pin of the main control chip IC1 through the resistor R14; the C pole of the triode Q1 is divided into four paths, one path is grounded through the capacitor C32, the second path is grounded through the voltage regulator tube DZ14, the third path is grounded through the capacitor C36, and the fourth path is connected with the 4 pins of the fingerprint interface CN 8; the 6 pins of the fingerprint interface CN8 are divided into two paths, one path is connected with 3.3V voltage, and the other path is grounded through the capacitor C35; the 5 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ13, and the other path is connected with the 6 pins of the main control chip IC 1; the 3 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ12, and the other path is connected with the 22 pins of the main control chip IC 1; the 2 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ6, and the other path is connected with the 23 pins of the main control chip IC 1; the anode of the voltage regulator tube DZ5 is grounded, the cathode of the voltage regulator tube DZ5 is connected with 3.3V voltage, the fingerprint interface CN8 is used for connecting a fingerprint head, the capacitor C35 and the capacitor C36 can filter input jitter of the fingerprint interface CN8, and the triode Q1, the resistor R2, the resistor R14 and the capacitor C32 form an independent power supply belonging to a fingerprint identification circuit, so that the fingerprint identification rate of the fingerprint identification circuit is more accurate, the on-off of the fingerprint head power supply is better controlled, and low power consumption and high performance are realized.
Referring to fig. 4, the touch input circuit includes a touch chip U201 (model number is TSM12M), a touch key T1, a touch key T2, a touch key T3, a touch key T4, a touch key T5, a touch key T6, a touch key T7, a touch key T8, a touch key T9, a touch key T10, a touch key T11, a touch key T12, a resistor R201, a resistor R202, a resistor R203, a resistor R204, a resistor R205, a capacitor C202, a capacitor C203, a capacitor C204, and a capacitor C201; the 1 pin of the touch chip U201 is divided into two paths, one path is connected with 3.3V voltage through the capacitor C202, and the other path is grounded through the resistor R202 and the resistor R201 in sequence; a pin 2 of the touch chip U201 is connected with a node of the resistor R202 and the resistor R201; pins 8, 15 and 17 of the touch chip U201 are suspended, and pins 3, 4, 5, 6, 7, 9, 11, 12, 29, 30, 31 and 32 are respectively connected with the touch key T10, the touch key T2, the touch key T4, the touch key T7, the touch key T6, the touch key T1, the touch key T8, the touch key T9, the touch key T11, the touch key T5, the touch key T3 and the touch key T2; a 10 pin of the touch chip U201 is connected with 3.3V voltage, and a 14 pin is grounded; the 15 pins are divided into two paths after passing through the resistor R204 and the resistor R205 in sequence, one path is connected with 3.3V voltage through the capacitor C204, and the other path is connected with the 16 pins of the touch chip U201; pins 18, 19, 20 and 21 of the touch chip U201 are respectively connected with pins 54, 53, 32 and 33 of the main control chip IC 1; the 22 pin of the touch chip U201 is grounded; the 23 pins of the touch chip U201 are divided into three paths, one path is connected with the 24 pins of the touch chip U201, the second path is connected with 3.3V voltage, and the third path is grounded through the capacitor C203; the 25 pins of the touch chip U201 are divided into three paths, one path is connected with the 26 pin of the touch chip U201, the second path is grounded, and the third path is connected with the 27 pin of the touch chip U201 through the resistor R203; the 28 pins of the touch chip U201 are divided into two paths, one path is connected with 3.3V voltage, the other path is grounded through the capacitor C201, the touch chip U201 is a capacitive sensing chip and can periodically generate a driving signal and then be received by a receiving electrode to measure the charge, when a hand presses or touches a certain touch key, a new capacitor is introduced into the electrode by the touch key, so that the charge measured by the receiving electrode is changed, the obtained electric signal is converted into a digital signal by the touch chip U201 and is stably transmitted to the main control chip IC1, and the reliability is high.
Referring to fig. 5, the rfid circuit includes a resistor R100, a resistor R102, a resistor R103, an inductor L102, a capacitor C101, a capacitor C102, a capacitor C112, a capacitor C01, a capacitor C02, a capacitor C03, a capacitor C04, and an RF chip IC101 (model WS1850S) electrically connected to the main control chip IC 1; the capacitor C01, the capacitor C02, the capacitor C03 and the capacitor C04 are connected in parallel, one end of the capacitor C01 is grounded, the other end of the capacitor C04 is sequentially connected with the resistor R100, the capacitor C102 and the resistor R102 and then is divided into two paths, one path is connected with a pin 17 of the RF chip IC101, and the other path is connected with a pin 16 of the RF chip IC101 through the resistor R103; one end of the inductor L102 is connected with a pin 13 of the RF chip IC101, the other end of the inductor L102 is divided into two paths, one path is grounded through the capacitor C112, the other path is connected with a node of the capacitor C102 and the resistor R100 through the capacitor C101, the capacitor C101 is a load capacitor, the capacitors C01, C02, C03 and C04 are resonance capacitors, a coil is connected between the inductor L102 and the nodes of the resistor R100 and the capacitor C04 and is an induction coil, the induction coil oscillates all the time and is coupled to generate current when approaching a radio frequency magnetic card, and the trigger controller drives the motor to open the door, so that the anti-jamming capability and the safety of high strength are achieved.
Referring to fig. 5, the motor driving circuit includes a driving chip U6, a motor CN7, a resistor RM1, a resistor RM2, a capacitor C7, a capacitor C11, and a capacitor C12; the 1 pin of the driving chip U6 is suspended, and the 2 pin is connected with the 14 pins of the main control chip IC1 through the resistor RM 1; the pin 3 of the driving chip U6 is connected with the pin 15 of the main control chip IC1 through the resistor RM 2; the 4 pins of the driving chip U6 are divided into two paths, one path is connected with 6V voltage, and the other path is grounded through the capacitor C7; the 5 pins of the driving chip U6 are divided into two paths, and one path is grounded through the capacitor C12; the second path is grounded through the motor CN7 and the capacitor C11 in sequence; pins 6 and 7 of the driving chip U6 are grounded, pin 8 is connected with a node between the capacitor C11 and the motor CN7, the model number of the driving chip U6 is CP618, and the resistor RM1 and the resistor RM2 are constant current resistors, so that transmission signals between a motor driving circuit and the main control chip IC1 are more stable, and the controller driving motor CN7 is more reliable.
Referring to fig. 6, the voice prompt circuit mainly comprises a voice driving chip U403 and a speaker SPK, and the model of the voice chip U403 is WTN 6170;
referring to fig. 6, the data display circuit is mainly composed of a capacitor C35 and an OLED interface CN2 electrically connected to the main control chip IC1, and is directly connected to the OLED display screen through the OLED interface CN2 to obtain the display content.
The above embodiments are not intended to limit the scope of the present invention, and those skilled in the art can make modifications and variations equivalent without departing from the overall concept of the present invention.
Claims (7)
1. The automatic electronic lock controller with high stability comprises a control circuit and is characterized in that the input end of the control circuit is connected with a touch input circuit, a fingerprint identification circuit and a radio frequency identification circuit, and the output end of the control circuit is connected with a data display circuit, a voice prompt circuit and a motor drive circuit.
2. The automatic electronic lock controller with strong stability of claim 1, characterized in that it further comprises a power supply circuit, wherein the power supply circuit comprises a battery POW, a diode D3, a voltage stabilizing chip U10, a capacitor C48, a capacitor C6, a capacitor C2, a capacitor C7, a capacitor C8, a capacitor C10, a capacitor CD4, and a capacitor CD 3; one end of the capacitor CD3, the capacitor C48, the capacitor C6 and the capacitor C2 are grounded after being connected in parallel, and the other end of the capacitor CD3, the capacitor C48, the capacitor C6 and the capacitor C2 are connected with a pin 3 of the voltage stabilizing chip U10 in parallel; the 1 pin of the voltage stabilizing chip U10 is grounded, the 2 pin is divided into two paths, one path is grounded through a capacitor CD4, the other path is connected with the cathode of the diode D3, and the anode of the diode D3 is grounded through the battery POW; and after the capacitor C7, the capacitor C8 and the capacitor C10 are connected in parallel, one end of the capacitor C is grounded, and the other end of the capacitor C is connected with a node of the diode D3 and the capacitor CD 4.
3. The robust automatic electronic lock controller as recited in claim 1, wherein said control circuit includes a main control chip IC1, a capacitor C1, a capacitor C3, a capacitor C4 and a capacitor C5; the model of the master control chip IC1 is STM8L052R8T 6; the 9 pins of the main control chip IC1 are divided into four paths, one path is connected with the 10 pins of the main control chip IC1, the second path is connected with the ground, the third path is connected with the 13 pins of the main control chip IC1 through the capacitor C3, and the fourth path is connected with the 13 pins of the main control chip IC1 and the node of the capacitor C3 through the capacitor C1; the 12 pins of the main control chip IC1 are divided into three paths, one path is connected with the 11 pin of the main control chip IC1, the second path is connected with 3.3V voltage, and the third path is connected with the 13 pin of the main control chip IC1 and the node of the capacitor C3; one end of the capacitor C4 is divided into two paths, one path is connected with 3.3V voltage, the other path is connected with the 29 pins of the main control chip IC1, the other end of the capacitor C4 is divided into two paths, the other path is grounded, and the other path is connected with the 30 pins of the main control chip IC 1.
4. The automatic electronic lock controller with strong stability as claimed in claim 3, wherein the fingerprint identification circuit comprises a fingerprint interface CN8, a capacitor C35, a capacitor C36, a capacitor C32, a resistor R2, a resistor R14, a voltage regulator tube DZ5, a voltage regulator tube DZ6, a voltage regulator tube DZ12, a voltage regulator tube DZ13, a voltage regulator tube DZ14 and a triode Q1; the E electrode of the triode Q1 is connected with 3.3V voltage; the B pole of the triode Q1 is divided into two paths, one path is connected with 3.3V voltage through the resistor R2, and the other path is connected with the 19 pin of the main control chip IC1 through the resistor R14; the C pole of the triode Q1 is divided into four paths, one path is grounded through the capacitor C32, the second path is grounded through the voltage regulator tube DZ14, the third path is grounded through the capacitor C36, and the fourth path is connected with the 4 pins of the fingerprint interface CN 8; the 6 pins of the fingerprint interface CN8 are divided into two paths, one path is connected with 3.3V voltage, and the other path is grounded through the capacitor C35; the 5 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ13, and the other path is connected with the 6 pins of the main control chip IC 1; the 3 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ12, and the other path is connected with the 22 pins of the main control chip IC 1; the 2 pins of the fingerprint interface CN8 are divided into two paths, one path is grounded through the voltage regulator tube DZ6, and the other path is connected with the 23 pins of the main control chip IC 1; the anode of the voltage-regulator tube DZ5 is grounded, and the cathode is connected with 3.3V voltage.
5. The automatic electronic lock controller with strong stability as claimed in claim 3, wherein said touch input circuit includes a touch chip U201, a touch key T1, a touch key T2, a touch key T3, a touch key T4, a touch key T5, a touch key T6, a touch key T7, a touch key T8, a touch key T9, a touch key T10, a touch key T11, a touch key T12, a resistor R201, a resistor R202, a resistor R203, a resistor R204, a resistor R205, a capacitor C202, a capacitor C203, a capacitor C204 and a capacitor C201; the 1 pin of the touch chip U201 is divided into two paths, one path is connected with 3.3V voltage through the capacitor C202, and the other path is grounded through the resistor R202 and the resistor R201 in sequence; a pin 2 of the touch chip U201 is connected with a node of the resistor R202 and the resistor R201; pins 8, 15 and 17 of the touch chip U201 are suspended, and pins 3, 4, 5, 6, 7, 9, 11, 12, 29, 30, 31 and 32 are respectively connected with the touch key T10, the touch key T2, the touch key T4, the touch key T7, the touch key T6, the touch key T1, the touch key T8, the touch key T9, the touch key T11, the touch key T5, the touch key T3 and the touch key T2; a 10 pin of the touch chip U201 is connected with 3.3V voltage, and a 14 pin is grounded; the 15 pins are divided into two paths after passing through the resistor R204 and the resistor R205 in sequence, one path is connected with 3.3V voltage through the capacitor C204, and the other path is connected with the 16 pins of the touch chip U201; pins 18, 19, 20 and 21 of the touch chip U201 are respectively connected with pins 54, 53, 32 and 33 of the main control chip IC 1; the 22 pin of the touch chip U201 is grounded; the 23 pins of the touch chip U201 are divided into three paths, one path is connected with the 24 pins of the touch chip U201, the second path is connected with 3.3V voltage, and the third path is grounded through the capacitor C203; the 25 pins of the touch chip U201 are divided into three paths, one path is connected with the 26 pin of the touch chip U201, the second path is grounded, and the third path is connected with the 27 pin of the touch chip U201 through the resistor R203; the 28 pins of the touch chip U201 are divided into two paths, one path is connected with 3.3V voltage, and the other path is grounded through the capacitor C201.
6. The robust automatic electronic lock controller as recited in claim 3, wherein said radio frequency identification circuit includes a resistor R100, a resistor R102, a resistor R103, an inductor L102, a capacitor C101, a capacitor C102, a capacitor C112, a capacitor C01, a capacitor C02, a capacitor C03, a capacitor C04, and an RF chip IC101 electrically connected to said master chip IC 1; the capacitor C01, the capacitor C02, the capacitor C03 and the capacitor C04 are connected in parallel, one end of the capacitor C01 is grounded, the other end of the capacitor C04 is sequentially connected with the resistor R100, the capacitor C102 and the resistor R102 and then is divided into two paths, one path is connected with a pin 17 of the RF chip IC101, and the other path is connected with a pin 16 of the RF chip IC101 through the resistor R103; one end of the inductor L102 is connected to the pin 13 of the RF chip IC101, and the other end is divided into two paths, one path is grounded through the capacitor C112, and the other path is connected to the node between the capacitor C102 and the resistor R100 through the capacitor C101.
7. The automatic electronic lock controller with strong stability as claimed in claim 3, wherein said motor driving circuit includes a driving chip U6, a motor CN7, a resistor RM1, a resistor RM2, a capacitor C7, a capacitor C11 and a capacitor C12; the 1 pin of the driving chip U6 is suspended, and the 2 pin is connected with the 14 pins of the main control chip IC1 through the resistor RM 1; the pin 3 of the driving chip U6 is connected with the pin 15 of the main control chip IC1 through the resistor RM 2; the 4 pins of the driving chip U6 are divided into two paths, one path is connected with 6V voltage, and the other path is grounded through the capacitor C7; the 5 pins of the driving chip U6 are divided into two paths, and one path is grounded through the capacitor C12; the second path is grounded through the motor CN7 and the capacitor C11 in sequence; pins 6 and 7 of the driving chip U6 are grounded, and pin 8 is connected with the node of the capacitor C11 and the motor CN 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022885065.2U CN213780697U (en) | 2020-12-06 | 2020-12-06 | Automatic electronic lock controller with high stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022885065.2U CN213780697U (en) | 2020-12-06 | 2020-12-06 | Automatic electronic lock controller with high stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213780697U true CN213780697U (en) | 2021-07-23 |
Family
ID=76896134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022885065.2U Active CN213780697U (en) | 2020-12-06 | 2020-12-06 | Automatic electronic lock controller with high stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213780697U (en) |
-
2020
- 2020-12-06 CN CN202022885065.2U patent/CN213780697U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104701583B (en) | Battery charging method based on USB interface, adapter, electric equipment and system | |
| CN109661183A (en) | Electronic cigarette and its power supply circuit | |
| CN207369033U (en) | NFC interface with energy management functionality | |
| CN106100293B (en) | current detection circuit and piezoelectric rectifier applied to piezoelectric rectifier | |
| WO2018068699A1 (en) | Half-duplex rfid oscillation maintaining circuit for generating pulse by means of trigger | |
| WO2019076366A1 (en) | Nfc interface with energy management function | |
| CN213780697U (en) | Automatic electronic lock controller with high stability | |
| CN109031089A (en) | Synchronous rectification chip and its automatic detection circuit of power supply, automatic testing method | |
| CN2850099Y (en) | High converting efficient contactless charger | |
| CN106066974A (en) | A kind of low power consumption, RF card is without switch inspection card device | |
| CN110224466A (en) | A kind of smart phone wireless charger and its charging method | |
| CN113224856A (en) | Method for optimizing reconfigurable current type wireless power transmission system | |
| CN219437163U (en) | Passive NFC chip and passive electronic equipment | |
| CN102884709B (en) | The circuit arrangement transmitted for inductive energy and method | |
| CN203883674U (en) | Light-load switching power supply chip | |
| CN204131237U (en) | The frequency tracking apparatus of wireless energy transfer system | |
| CN207650309U (en) | A kind of electric energy quality detection device | |
| CN105490564B (en) | A kind of piezoelectric energy collection rectifier for optimizing flip-flop transition | |
| CN204270313U (en) | The circuit of Real-Time Monitoring non-contact IC card under low-power consumption mode | |
| CN202013367U (en) | Constant current source unit used in online storage cell internal resistance detecting device | |
| CN112327059B (en) | Non-contact soil conductivity measurement system based on electromagnetic eddy current method | |
| CN104483580B (en) | A kind of DC DC transducers zero load detection means based on PFM step-by-step countings | |
| CN208806787U (en) | A kind of telemetering terminal power supply circuit | |
| CN207069898U (en) | One kind trembles frequency control circuit | |
| CN110780759A (en) | Electronic writing brush |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |