CN220421899U - Low-power consumption decoder - Google Patents
Low-power consumption decoder Download PDFInfo
- Publication number
- CN220421899U CN220421899U CN202322009654.8U CN202322009654U CN220421899U CN 220421899 U CN220421899 U CN 220421899U CN 202322009654 U CN202322009654 U CN 202322009654U CN 220421899 U CN220421899 U CN 220421899U
- Authority
- CN
- China
- Prior art keywords
- module
- pin
- electrically connected
- chip
- control module
- 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
- 238000004891 communication Methods 0.000 claims abstract description 95
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 230000003993 interaction Effects 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 9
- 238000004804 winding Methods 0.000 description 8
- 101000701286 Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) Alkanesulfonate monooxygenase Proteins 0.000 description 2
- 101000983349 Solanum commersonii Osmotin-like protein OSML13 Proteins 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Abstract
The utility model discloses a low-power consumption decoder which comprises a control circuit, a low-power consumption control module, a wireless communication module, an RS485 communication module, an address selection module and a reset module, wherein the control circuit, the low-power consumption control module, the wireless communication module, the RS485 communication module, the address selection module and the reset module are used for controlling the work of a plurality of cloud platforms, the control circuit, the low-power consumption control module, the wireless communication module, the RS485 communication module, the address selection module and the reset module are electrically connected, the wireless communication module is connected to a monitoring host through routing nodes in a communication mode, and the RS485 communication module is connected to the monitoring host in a communication mode so that the low-power consumption control module can be in wireless communication or in a wired communication mode to the monitoring host. The work of a plurality of cloud platforms can be controlled by one low-power-consumption control module, so that the use of control devices is reduced, the installation is simplified, and the power consumption can be effectively reduced; and the control signals are received in a wired-wireless mode, so that the device is convenient to install and use.
Description
Technical Field
The utility model belongs to the technical field of electronics and decoders, and particularly relates to a low-power consumption decoder.
Background
The video monitoring system can conveniently, intuitively and real-timely display information of a monitoring site, can be stored for later viewing, and is more and more favored in the aspects of monitoring the site through a network. In video monitoring, in order to see clearer images and expand the monitoring range, a holder, a lens, a power supply and the like need to be controlled, and the control can be realized by a decoder control front-end equipment. In the prior art, a common cradle head is controlled by one decoder, and in the occasion of intensive monitoring, a large number of decoders are adopted to control the cradle head, so that the cradle head has more control devices and high power consumption, and the control mode of the existing cradle head is single, thereby being not beneficial to on-site installation.
Disclosure of Invention
Aiming at the defects in the prior art, the low-power consumption decoder provided by the utility model solves the problems in the prior art.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
a low-power consumption decoder comprises a control circuit for controlling a plurality of holders to work, a low-power consumption control module, a wireless communication module, an RS485 communication module, an address selection module and a reset module:
the control circuits of the work of the cloud platforms are electrically connected with the low-power-consumption control module, the low-power-consumption control module is electrically connected with the wireless communication module, the RS485 communication module, the address selection module and the reset module respectively, the wireless communication module is connected to the monitoring host through the routing node communication, and the RS485 communication module is connected to the monitoring host through communication, so that the low-power-consumption control module can be in wireless communication or in wired communication to the monitoring host;
each control circuit comprises a signal conversion module, a first lens control module, a first cradle head motor control module, a second cradle head motor control module and a second lens control module; the signal conversion module is electrically connected with the low-power-consumption control module, the first lens control module and the second lens control module are electrically connected with the low-power-consumption control module, the first pan-tilt motor control module and the second pan-tilt motor control module are electrically connected with the signal conversion module, the first lens control module is electrically connected with the first lens on the first pan-tilt, the first pan-tilt motor control module is electrically connected with the first pan-tilt motor on the first pan-tilt, the second lens control module is electrically connected with the second lens on the second pan-tilt, and the second pan-tilt motor control module is electrically connected with the second pan-tilt motor on the second pan-tilt.
Further, the low-power consumption control module adopts a singlechip with the model of STM32F103C8T6 as a control chip, a minimum working system is arranged on the control chip, and the control chip is electrically connected with the control circuit, the wireless communication module, the RS485 communication module, the address selection module and the reset module respectively.
Further, the wireless communication module comprises a wireless communication chip with the model number of ESP8266, and a serial communication interface of the wireless communication chip is electrically connected with a serial communication interface of the control chip.
Further, the RS485 communication module comprises a first optical coupler with the model number of 6N137, a second optical coupler with the model number of 6N137, a 485 communication chip with the model number of MAX485 and an output interface;
the output pin of the first optical coupler is electrically connected with the first data interaction pin of the control chip, the input pin of the second optical coupler is electrically connected with the second data interaction pin of the control chip, the input pin of the first optical coupler is electrically connected with the first data interaction pin of the 485 communication chip, the output pin of the second optical coupler is electrically connected with the second data interaction pin of the 485 communication chip, and the third data interaction pin of the 485 communication chip is electrically connected with the output interface.
Further, the address selection module comprises a dial switch, and the dial switch is electrically connected to a third data transmission pin of the control chip.
Further, the signal conversion module comprises a decoder with the model number of 74LS138, a first NOR gate chip with the model number of CD4001 and a second NOR gate chip with the model number of CD 4001;
the input pin of the decoder is electrically connected with the fourth data transmission pin of the control chip, the first output pin of the decoder is connected with the input pin of the first NOR gate chip, the second output pin of the decoder is electrically connected with the input pin of the second NOR gate chip, the output pin of the first NOR gate chip is electrically connected with the first holder motor control module, and the output pin of the second NOR gate chip is electrically connected with the second holder motor control module.
Further, the first pan-tilt motor control module and the second pan-tilt motor control module have the same structure and both comprise a first driving unit and a first relay, an input pin of the first driving unit is electrically connected with an output pin of the first nor chip or an output pin of the second nor chip, an output pin of the first driving unit is electrically connected with a controlled end of the first relay, and an executing end of the first relay is arranged on a power circuit of the first pan-tilt motor or the second pan-tilt motor.
Further, the first lens control module and the second lens control module have the same structure and each comprise a second driving unit, an input pin of the second driving unit is electrically connected with a fifth data transmission pin of the control chip, and an output pin of the second driving unit is electrically connected with the first lens or the second lens.
The beneficial effects of the utility model are as follows:
the utility model provides a low-power consumption decoder, which can control the work of a plurality of holders by a low-power consumption control module, reduces the use of control devices, simplifies the installation and can also effectively reduce the power consumption; and the control signals are received in a wired-wireless mode, so that the device is convenient to install and use.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a low power consumption decoder according to the present utility model.
Fig. 2 is a circuit diagram of a low power consumption control module provided by the utility model.
Fig. 3 is a circuit diagram of a reset module provided by the present utility model.
Fig. 4 is a circuit diagram of a wireless communication module provided by the present utility model.
Fig. 5 is a circuit diagram of the RS485 communication module provided by the present utility model.
Fig. 6 is a circuit diagram of an address selection module provided by the present utility model.
Fig. 7 is a circuit diagram of a signal conversion module provided by the present utility model.
Fig. 8 is a control circuit diagram of a pan-tilt motor provided by the utility model.
Fig. 9 is a control circuit diagram of a lens motor provided by the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings.
It should be understood that the described embodiments are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model as detailed in the accompanying claims.
As shown in fig. 1, a low power consumption decoder includes a control circuit for controlling a plurality of holders to work, a low power consumption control module, a wireless communication module, an RS485 communication module, an address selection module, and a reset module: the control circuit of a plurality of cloud platform work is connected with low-power consumption control module electricity, low-power consumption control module respectively with wireless communication module, RS485 communication module, address selection module and reset module electric connection, wireless communication module passes through routing node communication connection to the monitor host computer, RS485 communication module communication connection is to the monitor host computer to make low-power consumption control module wireless communication or wired communication to the monitor host computer.
Each control circuit comprises a signal conversion module, a first lens control module, a first cradle head motor control module, a second cradle head motor control module and a second lens control module; the signal conversion module is electrically connected with the low-power-consumption control module, the first lens control module and the second lens control module are electrically connected with the low-power-consumption control module, the first pan-tilt motor control module and the second pan-tilt motor control module are electrically connected with the signal conversion module, the first lens control module is electrically connected with the first lens on the first pan-tilt, the first pan-tilt motor control module is electrically connected with the first pan-tilt motor on the first pan-tilt, the second lens control module is electrically connected with the second lens on the second pan-tilt, and the second pan-tilt motor control module is electrically connected with the second pan-tilt motor on the second pan-tilt.
Each signal conversion module can control all motors of two cloud platforms, namely eight cloud platform motors, so that connection of data interaction pins of the low-power control module is greatly reduced, one low-power control module can be used for controlling two cloud platforms, four cloud platforms and more cloud platforms, on-site wiring and device use are greatly simplified, and the used devices are low-power devices, so that power consumption can be effectively reduced. Meanwhile, the wireless communication module and the RS485 communication module are arranged, so that a user can select wireless installation or wired installation according to actual requirements, and the wireless installation method is suitable for more installation scenes.
In this embodiment, the low-power control module uses a single chip microcomputer with a model number of STM32F103C8T6 as the control chip U1, a minimum working system is disposed on the control chip U1, and the control chip U1 is electrically connected with the control circuit, the wireless communication module, the RS485 communication module, the address selection module and the reset module respectively.
As shown in fig. 2 and 3 together, a reset module, a crystal oscillator module, and other peripheral circuits may be provided to ensure the normal operation of the control chip U1.
In this embodiment, the wireless communication module includes a wireless communication chip with a model number ESP8266, and a serial communication interface of the wireless communication chip is electrically connected to a serial communication interface of the control chip U1.
As shown in fig. 4, the serial communication interface of the wireless communication chip U2 may include an RX pin and a TX pin thereof, the serial communication interface of the control chip U1 may include a PA2 pin and a PA3 pin thereof, and the RX pin and the TX pin of the wireless communication chip U2 are respectively connected with the PA2 pin and the PA3 pin of the control chip U1 in a one-to-one correspondence manner. The wireless communication module is connected to the routing node, so that communication connection between the wireless communication module and the monitoring host can be realized.
In this embodiment, the RS485 communication module includes a first optocoupler with a model number of 6N137, a second optocoupler with a model number of 6N137, a 485 communication chip with a model number of MAX485, and an output interface.
The output pin of the first optical coupler is electrically connected with the first data interaction pin of the control chip U1, the input pin of the second optical coupler is electrically connected with the second data interaction pin of the control chip U1, the input pin of the first optical coupler is electrically connected with the first data interaction pin of the 485 communication chip, the output pin of the second optical coupler is electrically connected with the second data interaction pin of the 485 communication chip, and the third data interaction pin of the 485 communication chip is electrically connected with the output interface.
As shown in fig. 5, the output pin of the first optocoupler U3 may be a Vo pin thereof, the second data interaction pin of the control chip U1 may be a PA10 pin thereof, and the Vo pin of the first optocoupler U3 is electrically connected to the PA10 pin of the control chip U1. The input pin of the first optocoupler U3 may be an IN-pin thereof, the first data interaction pin of the 485 communication chip U5 may be an RO pin thereof, and the IN-pin of the first optocoupler U3 is electrically connected with the RO pin of the 485 communication chip U5. The input pin of the second optocoupler U4 may be an in+ pin thereof, the second data interaction pin of the control chip U1 may be a PA9 pin thereof, the in+ pin of the second optocoupler U4 is electrically connected with the PA9 pin of the control chip U1, the output pin of the second optocoupler U4 may be a Vo pin thereof, the second data interaction pin of the 485 communication chip U5 may be a DI pin thereof, the Vo pin of the second optocoupler U4 is connected with the DI pin of the 485 communication chip U5, the third data interaction pin of the 485 communication chip U5 may be an a pin and a B pin thereof, and the a pin and the B pin of the 485 communication chip U5 are electrically connected with the 2 nd pin and the 1 st pin of the output interface J1, respectively.
In this embodiment, the address selection module includes a dial switch, and the dial switch is electrically connected to the third data transmission pin of the control chip U1.
As shown in fig. 6, a dial switch K2 with a model SW-DIP16 may be adopted, pins 1-8 of the dial switch K2 are all grounded, the third data transmission pins of the control chip U1 may be PA13 pin, PA12 pin, PA8 pin, PA7 pin, PA6 pin, PA5 pin, PA4 pin and PA1 pin, and pins 9-16 of the dial switch K2 are respectively connected with PA13 pin, PA12 pin, PA8 pin, PA7 pin, PA6 pin, PA5 pin, PA4 pin and PA1 pin of the control chip U1 in a one-to-one correspondence.
The address selection circuit comprises an 8-bit dial switch, which is mainly used for setting local addresses of decoders, wherein each local address of the decoder is different, the decoder checks whether the address code matches with an address code in a host command according to a unique address set by each dial switch, if the address code matches with the unique address, the host command is executed, and if the address code does not match with the unique address, the host command is not processed.
In this embodiment, the signal conversion module includes a decoder of model 74LS138, a first nor chip of model CD4001, and a second nor chip of model CD 4001.
The input pin of the decoder is electrically connected with the fourth data transmission pin of the control chip U1, the first output pin of the decoder is connected with the input pin of the first NOR gate chip, the second output pin of the decoder is electrically connected with the input pin of the second NOR gate chip, the output pin of the first NOR gate chip is electrically connected with the first holder motor control module, and the output pin of the second NOR gate chip is electrically connected with the second holder motor control module.
As shown in fig. 7, the input pins of the decoder U6 may include an a pin, a B pin, a C pin and a G1 pin, and the fourth data transmission pin of the control chip U1 is any four unused GPIO function pins, and the a pin, the B pin, the C pin and the G1 pin of the decoder U6 are respectively connected to the four unused GPIO function pins of the control chip U1. The first output pins of the decoder U6 may be the Y0 pin, the Y1 pin, the Y3 pin, and the Y4 pin, the input pins of the first nor chip U7 may be the 1 st pin, the 5 th pin, the 9 th pin, and the 13 th pin, and the Y0 pin, the Y1 pin, the Y3 pin, and the Y4 pin of the decoder U6 are respectively connected with the 1 st pin, the 5 th pin, the 9 th pin, and the 13 th pin of the first nor chip U7 in a one-to-one correspondence. The second output pins of the decoder U6 may be the Y4 pin to the Y7 pin, the input pins of the second nor chip U8 may be the 1 st pin, the 5 th pin, the 9 th pin and the 13 th pin, and the Y4 pin to the Y7 pin of the decoder U6 are respectively connected with the 1 st pin, the 5 th pin, the 9 th pin and the 13 th pin of the second nor chip U8 in a one-to-one correspondence.
The output pin of the first nor chip U7 may be its OUT1 pin to OUT4 pin, and the output pin of the second nor chip U8 may be its OUT1 pin to OUT4 pin.
The general electric cradle head comprises a rotary alternating current motor and a pitching alternating current motor, and each alternating current motor comprises two windings. When the voltage is connected to two ends of a forward winding of the motor, the motor rotates forward; when a voltage is applied across the negative winding, the motor reverses. Therefore, a pan-tilt motor control module can be arranged for each winding, and each pan-tilt motor control module is respectively connected to the OUT1 pin to the OUT4 pin of the NOR gate chip, so that the control of the pan-tilt motor is realized. For example, a pan-tilt motor control module corresponding to a positive winding of the rotary ac motor in the first pan-tilt is connected to an OUT1 pin of the first nor chip U7, a pan-tilt motor control module corresponding to a negative winding of the rotary ac motor in the first pan-tilt is connected to an OUT2 pin of the first nor chip U7, a pan-tilt motor control module corresponding to a positive winding of the pitch ac motor in the first pan-tilt is connected to an OUT3 pin of the first nor chip U7, and a pan-tilt motor control module corresponding to a negative winding of the pitch ac motor in the first pan-tilt is connected to an OUT4 pin of the first nor chip U7. And the other way around, the pan-tilt motor control module corresponding to the second pan-tilt is connected to the OUT1 pin to the OUT4 pin of the second NOR gate chip U8.
In this embodiment, the first pan-tilt motor control module and the second pan-tilt motor control module have the same structure and each include a first driving unit and a first relay, an input pin of the first driving unit is electrically connected with an output pin of the first nor chip or an output pin of the second nor chip, an output pin of the first driving unit is electrically connected with a controlled end of the first relay, and an execution end of the first relay is disposed on a power circuit of the first pan-tilt motor or the second pan-tilt motor.
As shown in fig. 8, the first driving unit includes an optocoupler U9 with a model TLP521-1, and a cathode of a diode in the optocoupler U9 is used as an input pin of the first driving unit, that is, connected to any one of OUT1 pin to OUT4 pin of the nor gate chip. The collector of triode in opto-coupler U9 is connected with +24V voltage, grounding resistor R8 respectively and the one end of coil in the first relay K1 is connected, the projecting pole of triode in opto-coupler U9 is connected with triode Q1's base, triode Q1's projecting pole ground, triode Q1's collector is as the output pin of first drive unit, the other end of coil in the first relay K1 is as its controlled end, and triode Q1's collector and the other end of coil in the first relay K1 are connected, the switch is as the actuating end in the first relay K1, and the switch sets up on the power supply circuit of first cloud platform motor or second cloud platform motor, thereby realize the control of cloud platform motor.
In this embodiment, the first lens control module and the second lens control module have the same structure and each include a second driving unit, an input pin of the second driving unit is electrically connected with a fifth data transmission pin of the control chip U1, and an output pin of the second driving unit is electrically connected with the first lens or the second lens.
As shown in fig. 9, the second driving unit includes a resistor R9 and a resistor R12, one end of the resistor R9 and one end of the resistor R12 are used as input pins of the second driving unit, the fifth data transmission pin of the control chip U1 may be any two unused GPIO function pins, one end of the resistor R9 and one end of the resistor R12 are respectively connected with the any two unused GPIO function pins in a one-to-one correspondence manner, the other end of the resistor R9 is connected with the base of the triode Q3, the other end of the resistor R12 is connected with the base of the triode Q2, and the collector of the triode Q3 and the collector of the triode Q2 are connected with +5v voltage through resistors. The emitter of the triode Q3 is connected with the positive electrode of a diode in the optocoupler U10, the negative electrode of the diode in the optocoupler U10 is grounded, the collector of the triode in the optocoupler U10 is connected with +12V voltage, the emitter of the triode in the optocoupler U10 is connected with the base of the triode Q5, the collector of the triode Q5 is connected with +12V voltage through a resistor R13, the emitter of the triode Q5 is connected with one end of the direct current motor M2, and the other end of the direct current motor M2 is grounded. The emitter of the triode Q2 is connected with the positive electrode of a diode in the optocoupler U11, the negative electrode of the diode in the optocoupler U11 is grounded, the collector of the triode in the optocoupler U11 is connected with one end of the direct current motor M2, and the other end of the direct current motor M2 is grounded; an emitter of a triode in the optocoupler U11 is connected with a base electrode of a triode Q4, and an emitter of the triode Q4 is connected with-12V voltage through a resistor R14.
The zoom lens generally comprises three direct current motors (aperture, zoom and focus control circuit are the same), each motor is controlled by a control line and a common terminal, and when the control line and the common terminal of the motor are added with forward voltage, the motor rotates positively; when a reverse voltage is applied, the motor reverses.
When the GPIO5 functional pin of the control chip U1 is at a high level and the GPIO6 functional pin is at a low level, the triode Q3 is conducted, the light emitting diode of the optocoupler U10 is conducted to emit light, and the corresponding triode is conducted to conduct the triode Q5, so that the voltage is connected to the focused direct current motor M2 in the lens, and positive focusing of the lens is realized. And when the GPIO5 functional pin of the control chip U1 is at a low level and the GPIO6 functional pin is at a high level, negative focusing of the lens is realized.
Optionally, a power module can be further arranged, and power is supplied to each module and the electronic components through the power module, so that the normal operation of the whole decoder is realized.
The utility model provides a low-power consumption decoder, which can control the work of a plurality of holders by a low-power consumption core controller, so that the use of control devices is reduced, the installation is simplified, and the power consumption is effectively reduced; and the control signals are received in a wired-wireless mode, so that the device is convenient to install and use.
Although specific embodiments of the utility model have been described in detail with reference to the accompanying drawings, it should not be construed as limiting the scope of protection of the present patent. Various modifications and variations which may be made by those skilled in the art without the creative effort are within the scope of the patent described in the claims.
Claims (8)
1. The low-power consumption decoder is characterized by comprising a control circuit for controlling a plurality of cloud platforms to work, a low-power consumption control module, a wireless communication module, an RS485 communication module, an address selection module and a reset module:
the control circuits of the work of the cloud platforms are electrically connected with the low-power-consumption control module, the low-power-consumption control module is electrically connected with the wireless communication module, the RS485 communication module, the address selection module and the reset module respectively, the wireless communication module is connected to the monitoring host through the routing node communication, and the RS485 communication module is connected to the monitoring host through communication, so that the low-power-consumption control module can be in wireless communication or in wired communication to the monitoring host;
each control circuit comprises a signal conversion module, a first lens control module, a first cradle head motor control module, a second cradle head motor control module and a second lens control module; the signal conversion module is electrically connected with the low-power-consumption control module, the first lens control module and the second lens control module are electrically connected with the low-power-consumption control module, the first pan-tilt motor control module and the second pan-tilt motor control module are electrically connected with the signal conversion module, the first lens control module is electrically connected with the first lens on the first pan-tilt, the first pan-tilt motor control module is electrically connected with the first pan-tilt motor on the first pan-tilt, the second lens control module is electrically connected with the second lens on the second pan-tilt, and the second pan-tilt motor control module is electrically connected with the second pan-tilt motor on the second pan-tilt.
2. The low power decoder of claim 1, wherein the low power control module uses a single chip microcomputer with a model number of STM32F103C8T6 as a control chip, a minimum working system is arranged on the control chip, and the control chip is electrically connected with the control circuit, the wireless communication module, the RS485 communication module, the address selection module and the reset module respectively.
3. The low power decoder of claim 2, wherein the wireless communication module comprises a wireless communication chip of type ESP8266, and the serial communication interface of the wireless communication chip is electrically connected to the serial communication interface of the control chip.
4. The low power decoder of claim 2, wherein the RS485 communication module comprises a first optocoupler of model 6N137, a second optocoupler of model 6N137, a 485 communication chip of model MAX485, and an output interface;
the output pin of the first optical coupler is electrically connected with the first data interaction pin of the control chip, the input pin of the second optical coupler is electrically connected with the second data interaction pin of the control chip, the input pin of the first optical coupler is electrically connected with the first data interaction pin of the 485 communication chip, the output pin of the second optical coupler is electrically connected with the second data interaction pin of the 485 communication chip, and the third data interaction pin of the 485 communication chip is electrically connected with the output interface.
5. The low power decoder of claim 2, wherein the address selection module comprises a dial switch electrically connected to a third data transmission pin of the control chip.
6. The low power decoder of claim 2, wherein the signal conversion module comprises a decoder model 74LS138, a first nor gate chip model CD4001, and a second nor gate chip model CD 4001;
the input pin of the decoder is electrically connected with the fourth data transmission pin of the control chip, the first output pin of the decoder is connected with the input pin of the first NOR gate chip, the second output pin of the decoder is electrically connected with the input pin of the second NOR gate chip, the output pin of the first NOR gate chip is electrically connected with the first holder motor control module, and the output pin of the second NOR gate chip is electrically connected with the second holder motor control module.
7. The low power consumption decoder of claim 6, wherein the first pan-tilt motor control module and the second pan-tilt motor control module have the same structure and each comprise a first driving unit and a first relay, an input pin of the first driving unit is electrically connected with an output pin of the first nor chip or an output pin of the second nor chip, an output pin of the first driving unit is electrically connected with a controlled end of the first relay, and an execution end of the first relay is arranged on a power circuit of the first pan-tilt motor or the second pan-tilt motor.
8. The decoder of claim 7, wherein the first lens control module and the second lens control module have the same structure and each include a second driving unit, an input pin of the second driving unit is electrically connected to a fifth data transmission pin of the control chip, and an output pin of the second driving unit is electrically connected to the first lens or the second lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322009654.8U CN220421899U (en) | 2023-07-27 | 2023-07-27 | Low-power consumption decoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322009654.8U CN220421899U (en) | 2023-07-27 | 2023-07-27 | Low-power consumption decoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220421899U true CN220421899U (en) | 2024-01-30 |
Family
ID=89644522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322009654.8U Active CN220421899U (en) | 2023-07-27 | 2023-07-27 | Low-power consumption decoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220421899U (en) |
-
2023
- 2023-07-27 CN CN202322009654.8U patent/CN220421899U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109831858B (en) | Intelligent lighting system | |
| CN209265427U (en) | A kind of multi-functional switching panel assembly for solid state hard disk | |
| CN220421899U (en) | Low-power consumption decoder | |
| CN202102271U (en) | Energy-saving pan/tilt controller based on solar energy power supply | |
| CN108964718A (en) | Bidirectional signal transmission system and its device management method | |
| CN203215919U (en) | Low-power-consumption standby circuit device and air conditioner | |
| CN103124464A (en) | Intelligent lamplight control system | |
| CN104252831A (en) | Backlight current adjusting device and method | |
| CN207444130U (en) | Intelligent bird expelling device and monitoring system | |
| CN207867299U (en) | A kind of machine vision intelligence control system | |
| CN203574735U (en) | Fault voice broadcasting apparatus of meteorological device | |
| CN203251145U (en) | Image monitoring system based on power transmission line | |
| CN202486969U (en) | Intelligent testing device for remote control boards | |
| CN105128781A (en) | Automobile reversal monitoring system | |
| CN211925953U (en) | Low-power consumption control system and air conditioner | |
| CN109147304A (en) | A kind of equipment remote-control method and remote control device | |
| CN207117968U (en) | A kind of multimedia play terminal with stand-by power supply | |
| CN215729377U (en) | 4 way motor drive circuit based on STM8S003 series singlechip | |
| CN108831085A (en) | The video monitoring system of Technique on Quantum Communication | |
| CN204537457U (en) | Possesses the pedestrian's street crossing transponder of dynamic reminding function | |
| CN211928983U (en) | Intelligent substation tour route guidance system | |
| CN220273660U (en) | Signal switching circuit | |
| CN215494632U (en) | Control system capable of realizing remote network control | |
| CN212460342U (en) | Remote control device for FPV laser trolley | |
| CN212907275U (en) | Rotary electromagnet control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |