Display control integrated machine and engineering machinery
By integrating the motherboard and multiple functional modules of the display and control all-in-one machine, the problem of complex interface configuration for different models of construction machinery is solved, achieving highly integrated and low-cost equipment management and meeting diverse functional requirements.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HUNAN ZOOMLION INTELLIGENT TECH
- Filing Date
- 2025-07-18
- Publication Date
- 2026-07-21
AI Technical Summary
The controllers of different models of existing construction machinery are equipped with different interface schemes, which makes the interface configuration complex during production, maintenance and upgrades, and increases management costs.
An all-in-one display and control unit is provided, which integrates a motherboard, display components and multiple interface components, including a main control module, a power module, a signal processing module, a communication module, a video processing module and an audio playback module. The interface components include power, signal, communication, video and audio interfaces, realizing highly integrated and simple wiring device control.
It improves the integration and applicability of engineering machinery, reduces production management costs, simplifies the wiring process, meets multiple functional requirements, and enhances the versatility and expandability of the equipment.
Smart Images
Figure CN224536412U_ABST
Abstract
Description
Technical Field
[0001] This application relates to the field of engineering machinery technology, and in particular to an integrated display and control machine for use in engineering machinery and engineering machinery. Background Technology
[0002] Existing construction machinery (such as excavators, bulldozers, cranes, etc.) usually has many models, and the controllers of different models of machinery are equipped with different interface schemes. This means that when the equipment is produced, maintained and upgraded, technicians need to manage the interface configurations of different models of machinery separately. Furthermore, when there are many functional modules of machinery, the interface configuration is more complicated, and the wiring also becomes more complicated, which leads to higher production management costs.
[0003] Therefore, it is necessary to provide improved technical solutions to overcome the above-mentioned technical problems existing in the prior art. Utility Model Content
[0004] The purpose of this application is to provide an integrated display and control machine and engineering machinery that integrates multiple functional modules and connection interfaces, which can solve the problem of high production management costs in the prior art.
[0005] To achieve the above objectives:
[0006] In a first aspect, embodiments of this application provide an all-in-one display and control system, including a motherboard, a display component connected to the motherboard, and multiple interface components;
[0007] The motherboard includes a main control module and functional modules connected to the main control module. The functional modules include at least one of a power module, a signal processing module, a communication module, a video processing module, and an audio playback module.
[0008] The interface component includes any one or more combinations of a power input interface, a power output interface, a signal input interface, a signal output interface, a communication interface, a video input interface, an audio output interface, and an antenna interface, which are connected to the functional module.
[0009] The display component is connected to the main control module and is used to realize display and interactive functions.
[0010] In one embodiment, the signal input interface includes at least one of an analog resistive input interface, an analog current / voltage composite input interface, a digital input interface, and a pulse input interface;
[0011] The signal output interface includes a digital output interface and / or a pulse width modulation signal output interface;
[0012] The communication interface includes a CAN bus interface and / or a USB interface;
[0013] The audio output interface includes a left channel output interface and a right channel output interface.
[0014] In one embodiment, the plurality of interface components includes a first interface component, a second interface component, a third interface component, and a fourth interface component;
[0015] The first interface component is an antenna interface for connecting an antenna;
[0016] The second interface component is a USB interface for connecting peripherals;
[0017] The third interface component and the fourth interface component are both multi-functional interface components. The multi-functional interface component includes any one or more combinations of the following: power input or output interface, video input interface, analog resistive input interface, analog current / voltage composite input interface, digital input interface, digital output interface, pulse width modulation signal output interface, pulse input interface, CAN bus interface, left channel output interface, and right channel output interface.
[0018] In one embodiment, the signal processing module includes a microprocessor unit connected to the main control module, and a detection circuit, a power management circuit, a voltage acquisition circuit, and a signal output circuit connected to the microprocessor unit.
[0019] The detection circuit is connected to the signal input interface and is used to acquire at least one of analog signals, digital signals, and switch signals through the signal input interface.
[0020] The power management circuit detects the power-on request signal or the power-off request signal, and performs the corresponding power-on operation or power-off operation on the display and control all-in-one machine.
[0021] The voltage acquisition circuit is used to acquire the voltage data input or output of the power module;
[0022] The signal output circuit is connected to the signal output interface and is used to output the control signal sent by the microprocessor unit.
[0023] In one embodiment, the communication module includes a WIFI module, a Bluetooth module, a CAN transceiver, and / or a USB extension circuit;
[0024] The WIFI module and the Bluetooth module are respectively used to support wireless communication;
[0025] The CAN transceiver is connected to the CAN bus interface;
[0026] The USB expansion circuit is connected to the USB interface.
[0027] In one embodiment, the audio playback module includes an AM / FM radio circuit, an audio processing circuit, and a power amplifier circuit;
[0028] The AM / FM radio circuit is connected to the antenna interface and is used to receive radio signals of a preset frequency through the antenna interface;
[0029] The audio processing circuit is connected to the AM / FM radio circuit and generates corresponding audio signals based on the received radio signals.
[0030] The power amplifier circuit is connected to the audio processing circuit, the left channel output interface, and the right channel output interface, and is used to output the amplified audio signal.
[0031] In one embodiment, the video processing module includes a video decoder connected to the video input interface.
[0032] In one embodiment, the display component includes a touch display panel and a touch circuit, a bias power supply, and a backlight power supply connected to the touch display panel;
[0033] The touch circuit is used to sense the user's touch operation and generate corresponding touch signals;
[0034] The bias power supply is used to provide the required driving voltage for the touch display panel;
[0035] The backlight power supply is used to adjust the backlight brightness of the touch display panel according to the pulse width modulation signal output by the main control module.
[0036] In one embodiment, the surface of the touch display panel is provided with an anti-reflective coating or anti-reflective glass to prevent glare interference.
[0037] Secondly, embodiments of this application provide an engineering machinery, including the display and control integrated machine as described above.
[0038] The integrated display and control unit and engineering machinery provided in this application improve the integration of the equipment by integrating a motherboard with a main control module and multiple functional modules into the integrated display and control unit, which can meet the various functional requirements of engineering machinery. Furthermore, by integrating multiple types of interfaces into the integrated display and control unit through interface components, users can directly connect to the various functional modules of peripheral devices through the interface components, making wiring simpler and more efficient, and reducing production management costs. Attached Figure Description
[0039] To more clearly illustrate the technical solutions of the embodiments of this application, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this application and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.
[0040] Figure 1 This is a structural block diagram of the integrated display and control machine provided in the embodiments of this application.
[0041] Figure 2 This is a partial structural schematic diagram of the integrated display and control machine provided in the embodiments of this application.
[0042] Figure 3 This is a schematic diagram of the antenna interface provided in an embodiment of this application.
[0043] Figure 4 This is a schematic diagram of the structure of a USB interface provided in an embodiment of this application. Detailed Implementation
[0044] Exemplary embodiments will now be described in detail, examples of which are illustrated in the accompanying drawings. When the following description relates to the drawings, unless otherwise indicated, the same numbers in different drawings denote the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with this application. Rather, they are merely examples of apparatuses and methods consistent with some aspects of this application as detailed in the appended claims.
[0045] It should be noted that, in this document, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes that element. Furthermore, components, features, and elements with the same names in different embodiments of this application may have the same meaning or different meanings, the specific meaning of which must be determined by its interpretation in that specific embodiment or further in conjunction with the context of that specific embodiment.
[0046] It should be understood that although the terms first, second, third, etc., may be used herein to describe various information, such information should not be limited to these terms. These terms are used only to distinguish information of the same type from one another. For example, without departing from the scope of this document, first information may also be referred to as second information, and similarly, second information may also be referred to as first information. Depending on the context, the word "if," as used herein, can be interpreted as "when," "when," or "in response to determination." Furthermore, as used herein, the singular forms "a," "an," and "the" are intended to also include the plural forms unless the context indicates otherwise. It should be further understood that the terms "comprising," "including," indicate the presence of the stated feature, step, operation, element, component, item, kind, and / or group, but do not exclude the presence, occurrence, or addition of one or more other features, steps, operations, elements, components, items, kinds, and / or groups. The terms "or" and "and / or" as used herein are to be interpreted as inclusive, or mean any one or any combination thereof. Therefore, "A, B, or C" or "A, B, and / or C" means "any one of the following: A; B; C; A and B; A and C; B and C; A, B, and C". Exceptions to this definition will only occur if the combination of elements, functions, steps, or operations is inherently mutually exclusive in some way.
[0047] It should be understood that the specific embodiments described herein are merely illustrative of this application and are not intended to limit this application.
[0048] In the following description, the use of suffixes such as "module," "part," or "unit" to denote elements is solely for the purpose of illustrative purposes and has no specific meaning in itself. Therefore, "module," "part," or "unit" may be used interchangeably.
[0049] Figure 1 This is a structural block diagram of the integrated display and control unit provided in an embodiment of this application. Figure 1 As shown in the figure, this application provides an all-in-one display and control machine, which includes a motherboard, a display component connected to the motherboard, and multiple interface components.
[0050] Specifically, the motherboard includes a main control module 110 and functional modules connected to the main control module 110. The functional modules include at least one of a power supply module 120, a signal processing module 130, a communication module 140, a video processing module 150, and an audio playback module 160. The interface components include any one or more combinations of a power input interface, a power output interface, a signal input interface, a signal output interface, a communication interface, a video input interface, an audio output interface, and an antenna interface connected to the functional modules. The display component 200 is connected to the main control module 110 and is used to implement display and interactive functions under the control of the main control module 110.
[0051] In one embodiment, the main control module 110 integrates a system-on-a-chip (SOC) and a memory. The memory includes high-speed random access memory and may also include non-volatile memory to store application programs and usage data required to implement the various functions.
[0052] In one embodiment, the power module 120 can be connected to a power source via a power input interface. The power module 120 includes multiple power conversion circuits that can convert the input power voltage into the operating voltage required by each functional module. For example, a 6-30V power source can be connected via the power input interface, and then the input power voltage is converted into output voltages of 12V, 5V, 3.3V, 1.8V, 1.5V, and 1.2V respectively by the multiple power conversion circuits, and provided to the connected functional modules through power output interfaces connected to the power conversion circuits.
[0053] In one specific embodiment, the power module 120 includes a 12V to 5V power conversion circuit and a 5V to 3.3V power conversion circuit. The 12V to 5V power conversion circuit can supply power to the display components, CAN interface, USB interface, etc., while the 5V to 3.3V power conversion circuit can supply power to the microprocessor unit, WIFI / Bluetooth module, and various externally connected sensor modules.
[0054] In one embodiment, the signal input interface includes at least one of an analog resistive input interface, an analog current / voltage composite input interface, a digital input interface, and a pulse input interface; the signal output interface includes a digital output interface and / or a pulse width modulation signal output interface. The signal processing module 130 includes a microprocessor unit 131 connected to the main control module 110, a detection circuit 132 connected to the microprocessor unit 131, a power management circuit 133, a voltage acquisition circuit 134, and a signal output circuit 135. The detection circuit 132 is connected to the signal input interface and is used to acquire analog signals (such as hydraulic pressure, coolant temperature, fuel level, etc.), digital signals (such as safety switch status, reset signals, etc.), and switching signals (such as power-on signals, start / stop signals, etc.) from the construction machinery through the signal input interface. The microprocessor unit 131 and the main control module 110 perform logical judgments and control based on the acquired signals to ensure stable equipment operation and achieve corresponding functions. The power management circuit 133 detects power-on request signals or power-off request signals and performs corresponding power-on or power-off operations on the integrated display and control unit. The voltage acquisition circuit 134 is used to acquire the input or output voltage data of the power module 120 and feed the detected voltage data back to the power management circuit 133 so that the power management circuit 133 can adjust the power output of the power module 120. The signal output circuit 135 is connected to the signal output interface and is used to output the control signals sent by the microprocessor unit 131, such as audible and visual alarm control signals, sprinkler output control signals, etc.
[0055] In one embodiment, the communication interface includes a CAN bus interface and a USB interface. The communication module 140 may include a CAN transceiver 141 connected to the CAN bus interface and a USB expansion circuit 142 connected to the USB interface. The CAN bus interface supports communication speeds up to 5 Mbit / s, a maximum communication distance of 40 m, and up to 110 network nodes. The USB interface allows connection to external devices for data transfer, enabling local program upgrades and debugging. In this embodiment, the communication module 140 may also include a WIFI / Bluetooth module 143 for wireless communication, supporting WIFI and Bluetooth communication functions to meet STA / AP / STA+AP working modes. The WIFI / Bluetooth module 143 also enables over-the-air program upgrades and supports mobile phone WiFi, allowing for the wireless export of necessary files and work logs. In other embodiments, the communication module 140 may also include a cellular mobile communication module or an Ethernet communication module.
[0056] In one embodiment, the audio output interface includes a left channel output interface and a right channel output interface. The audio playback module 160 includes an AM / FM radio circuit 161, an audio processing circuit 162, and a power amplifier circuit 163. The AM / FM radio circuit 161 is connected to an antenna interface for receiving radio signals of a preset frequency; the audio processing circuit 162 is connected to the AM / FM radio circuit 161 and generates corresponding audio signals based on the received radio signals; the power amplifier circuit 163 is connected to the audio processing circuit 162, as well as the left and right channel output interfaces, for outputting the amplified audio signals. The audio playback module 160 enables voice entertainment functions, increasing the device's entertainment value and improving the user experience.
[0057] In one embodiment, the video input interface is configured as an analog high-definition (AHD) video interface for connecting an external camera device and acquiring the required video data. The video processing module 150 includes a video decoder connected to the video input interface. The video decoder can convert compressed and encoded video data into raw image signals and output them to a display component (such as a 1024*600 resolution high-definition display screen) for real-time viewing by the user.
[0058] In one embodiment, the display assembly 200 includes a touch display panel 210 and a touch circuit 220, a bias power supply 230, and a backlight power supply 240 connected to the touch display panel 210. The touch circuit 220 senses the user's touch operation and generates a corresponding touch signal; the bias power supply 230 provides the required driving voltage to the touch display panel 210; and the backlight power supply 240 adjusts the backlight brightness of the touch display panel 210 according to the pulse width modulation signal generated by the main control module 110. The surface of the touch display panel 210 is also provided with an anti-reflective coating or anti-reflective glass to prevent glare interference and improve visibility in strong light environments. The touch display panel 210 can display various operating conditions and equipment data of the construction machinery, such as the current throttle opening percentage, the air conditioner operating temperature, the radio reception frequency, etc. Furthermore, the touch function allows for switching of the display interface and control of various functional modules, meeting the needs of intuitive and convenient human-machine interaction.
[0059] Figure 2 This is a partial structural schematic diagram of the integrated display and control unit provided in an embodiment of this application. (See attached diagram.) Figure 2 As shown, in this embodiment, the display and control all-in-one machine includes a first interface component 310, a second interface component 320, a third interface component 330, and a fourth interface component 340.
[0060] The first interface component 310 is an antenna interface for connecting an antenna. Figure 3This is a schematic diagram of the antenna interface provided in an embodiment of this application, as shown below. Figure 3 As shown, the first pin of the antenna interface is connected to the antenna for receiving external antenna signals, and the second to seventh pins are connected to ground.
[0061] The second interface component 320 is a USB interface for connecting peripherals. Figure 4 This is a schematic diagram of the structure of the USB interface provided in the embodiments of this application, as shown below. Figure 4 As shown, the USB interface regulates and filters the input power supply voltage through chip U30 and its connected peripheral circuits, and then provides the regulated power supply voltage to the externally connected USB device through connector J3 of the USB interface. Specifically, the first pin VBUS of connector J3 is connected to the positive power supply terminal, and the corresponding operating power can be provided by the power conversion circuit in power module 120; the second pin DM and the third pin DP are the negative and positive signal lines of the USB data line, used for data transmission; the fourth pin is connected to the negative power supply terminal; and the fifth and sixth pins are connected to the shielding layer to reduce electromagnetic interference and ensure the stability of data transmission.
[0062] The third interface component 330 and the fourth interface component 340 are both multi-functional interface components. Each multi-functional interface component includes any one or more combinations of a power input interface, a power output interface, a video input interface, an analog resistive input interface, an analog current / voltage composite input interface, a digital input interface, a digital output interface, a pulse width modulation signal output interface, a pulse input interface, a CAN bus interface, a left channel output interface, and a right channel output interface. In this embodiment, the third interface component 330 is configured as a 34-pin female four-slot socket, and the fourth interface component 340 is configured as a 34-pin female three-slot socket.
[0063] Specifically, the first and second pins of the third interface component 330 are configured as the positive and negative output pins of a 12V power supply, respectively; the third pin is configured as an analog high-definition video signal input pin; the eighth, ninth, seventeenth, thirty-first, and thirty-second pins are configured as high-side drive output pins, capable of outputting a rated drive current of 3A; the twenty-fourth and twenty-sixth pins are configured as pulse width modulation signal output pins for driving the throttle motor; the twenty-tenth and twenty-first pins are configured as analog current / voltage / resistance type and digital composite input pins; the tenth, twelfth, thirteenth, and thirteenth pins are configured as... Pin 9 is configured as an analog current / voltage type and digital composite input pin; pin 4 is configured as a pulse / digital composite input pin, which can be used to receive frequency signals and digital signals; pin 7 is configured as a 5V power supply positive output pin, which can be used to power an external sensor with an operating voltage of 5V; pin 28 is configured as a pulse width modulation signal / digital composite output pin; pin 14 is configured as a 5V power supply negative output pin; pins 15, 22, and 23 are configured as high-side drive power supply negative pins; pins 25, 33, and 34 are configured as high-side drive power supply positive pins. The signal names and specific functions of some pins of the third interface component 330 are shown in Table 1.
[0064] Table 1
[0065]
[0066]
[0067]
[0068] The eleventh pin of the fourth interface component 340 is configured as a power-on detection signal input pin, used to receive the power-on request signal from the display and control all-in-one machine; the second and third pins are configured as the positive and negative input pins of the 12V power supply; the first, twenty-eighth, thirty-first, eighteenth, twenty-seventh, tenth, twenty-sixth, and twenty-ninth pins are configured as high-side drive output pins; the twenty-fourth and twenty-fifth pins are configured as the high-level data communication pin and low-level data communication pin of the first CAN bus; the fourth, twelfth to fifteenth, nineteenth to twenty-first, and twenty-third pins are configured as high-side drive output pins; Pins 31 and 32 are configured as analog current / voltage / resistance type and digital composite input pins; pins 5 and 22 are configured as analog current / voltage type and digital composite input pins; pins 17 and 16 are configured as high-level data communication pins and low-level data communication pins for the second CAN bus; pins 6 and 7 are configured as left channel output pins; pins 8 and 9 are configured as right channel output pins; pin 30 is configured as pulse width modulation signal / digital composite output pin; pins 33 and 34 are configured as negative and positive output pins for the 5V power supply. The signal names and specific functions of the pins of the fourth interface component 340 are shown in Table 2.
[0069] Table 2
[0070]
[0071]
[0072]
[0073] In this embodiment, the interface components of the integrated display and control unit are configured with multiple configurable analog / digital input interfaces, such as 19 configurable AI / DI signal input interfaces, to meet the needs of various sensor data acquisition; multiple configurable digital output interfaces, such as 14 HSO output interfaces, to meet the control requirements of various functions; configurable pulse width modulation signal output interfaces, such as 2 PWMi output interfaces, to output corresponding pulse signals to drive corresponding functional devices, such as controlling the walking speed of the equipment and controlling the proportional valves of the hydraulic system; 2 configurable CAN bus interfaces to realize the collaborative work of various control nodes in the engineering machinery; an ACC detection interface to detect the power-on signal of the equipment; and an analog high-definition video signal input interface to connect with external camera devices to realize real-time monitoring of the working environment and working status. Furthermore, the integrated display and control unit provided in this embodiment has both hanging and embedded installation methods. The rear shell of the integrated display and control unit is compatible with standard RAM bracket mounting holes, facilitating installation on different types of engineering machinery and improving the applicability of the equipment.
[0074] In summary, the integrated display and control unit provided in this application, by integrating a control motherboard with multiple functional modules into a single unit, not only meets the diverse application needs of engineering machinery but also reduces the number of equipment components and wiring complexity, thereby improving the integration of the engineering machinery control system. Furthermore, by integrating various types of connection interfaces through interface components, users can directly connect to the various functional modules of peripheral devices, making wiring simpler and more efficient, reducing production management costs. They can also flexibly configure various peripheral modules according to their needs, greatly improving the equipment's versatility and expandability, and meeting the personalized needs of different engineering machinery.
[0075] Based on the same inventive concept as the foregoing embodiments, this application also provides an engineering machinery, which includes the integrated display and control machine as described in the above embodiments.
[0076] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.
[0077] In this document, the terms “comprising,” “including,” or any other variations thereof are intended to cover non-exclusive inclusion, which includes not only the elements listed but also other elements not expressly listed.
[0078] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in the present invention should be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of the claims.
Claims
1. A display and control all-in-one machine, characterized in that, Includes a motherboard, a display component connected to the motherboard, and multiple interface components; The motherboard includes a main control module and functional modules connected to the main control module. The functional modules include at least one of a power module, a signal processing module, a communication module, a video processing module, and an audio playback module. The interface component includes any one or more combinations of a power input interface, a power output interface, a signal input interface, a signal output interface, a communication interface, a video input interface, an audio output interface, and an antenna interface, which are connected to the functional module. The display component is connected to the main control module and is used to realize display and interactive functions.
2. The integrated display and control machine according to claim 1, characterized in that, The signal input interface includes at least one of the following: analog resistive input interface, analog current / voltage composite input interface, digital input interface, and pulse input interface; The signal output interface includes a digital output interface and / or a pulse width modulation signal output interface; The communication interface includes a CAN bus interface and / or a USB interface; The audio output interface includes a left channel output interface and a right channel output interface.
3. The integrated display and control machine according to claim 2, characterized in that, The plurality of interface components include a first interface component, a second interface component, a third interface component, and a fourth interface component; The first interface component is an antenna interface for connecting an antenna; The second interface component is a USB interface for connecting peripherals; The third interface component and the fourth interface component are both multi-functional interface components. The multi-functional interface component includes any one or more combinations of the following: power input interface, power output interface, video input interface, analog resistive input interface, analog current / voltage composite input interface, digital input interface, digital output interface, pulse width modulation signal output interface, pulse input interface, CAN bus interface, left channel output interface, and right channel output interface.
4. The integrated display and control machine according to claim 2, characterized in that, The signal processing module includes a microprocessor unit connected to the main control module, and a detection circuit, a power management circuit, a voltage acquisition circuit, and a signal output circuit connected to the microprocessor unit. The detection circuit is connected to the signal input interface and is used to acquire at least one of analog signals, digital signals, and switch signals through the signal input interface. The power management circuit detects the power-on request signal or the power-off request signal, and performs the corresponding power-on operation or power-off operation on the display and control all-in-one machine. The voltage acquisition circuit is used to acquire the voltage data input or output of the power module; The signal output circuit is connected to the signal output interface and is used to output the control signal sent by the microprocessor unit.
5. The integrated display and control machine according to claim 2, characterized in that, The communication module includes a WIFI module, a Bluetooth module, a CAN transceiver, and / or a USB expansion circuit. The WIFI module and the Bluetooth module are respectively used to support wireless communication; The CAN transceiver is connected to the CAN bus interface; The USB expansion circuit is connected to the USB interface.
6. The integrated display and control machine according to claim 2, characterized in that, The audio playback module includes an AM / FM radio circuit, an audio processing circuit, and a power amplifier circuit. The AM / FM radio circuit is connected to the antenna interface and is used to receive radio signals of a preset frequency through the antenna interface; The audio processing circuit is connected to the AM / FM radio circuit and generates corresponding audio signals based on the received radio signals. The power amplifier circuit is connected to the audio processing circuit, the left channel output interface, and the right channel output interface, and is used to output the amplified audio signal.
7. The integrated display and control machine according to claim 1, characterized in that, The video processing module includes a video decoder connected to the video input interface.
8. The integrated display and control machine according to claim 1, characterized in that, The display component includes a touch display panel and a touch circuit, a bias power supply, and a backlight power supply connected to the touch display panel; The touch circuit is used to sense the user's touch operation and generate corresponding touch signals; The bias power supply is used to provide the required driving voltage for the touch display panel; The backlight power supply is used to adjust the backlight brightness of the touch display panel according to the pulse width modulation signal output by the main control module.
9. The integrated display and control machine according to claim 8, characterized in that, The surface of the touch display panel is provided with an anti-reflective coating or anti-reflective glass to prevent glare interference.
10. An engineering machinery, characterized in that, Including the all-in-one display and control machine as described in any one of claims 1 to 9.