Battery pack display management system

Abstract

The invention discloses a battery pack display management system, which comprises an input power supply module, a core control module, a display module, a sensor module, a clock module, a power supply management module, a communication and debugging module and a software upgrading module, the output end of the power management module is connected with the input end of the core control module, the output end of the core control module is connected with the sensor module through an I2C interface, the output end of the core control module is connected with the display module, and the communication and debugging module comprises a software debugging module, a WIFI module, a Bluetooth module and a USART485 chip. The battery pack display management system provided by the invention shows remarkable advantages in the aspects of comprehensive monitoring and management, intelligent display and interaction, efficient power management, flexible communication and debugging, convenient software upgrading and the like, and has wide application prospects and market values.

Description

Technical Field

[0001] The present invention relates to the technical field of management systems, and in particular to a battery pack display management system. Background Art

[0002] With the continuous advancement of technology, battery packs are increasingly used in various devices, such as electric vehicles, energy storage devices, and backup power supplies. Real-time understanding of the battery pack's status during use is crucial to ensuring proper equipment operation and battery life. However, existing battery pack display and management systems have several shortcomings, such as incomplete display information, inaccurate data collection, and inconvenient operation, failing to meet users' high demands for battery pack status monitoring. Summary of the Invention

[0003] The purpose of the present invention is to provide a method for solving the problems mentioned above in the background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a battery pack display management system, comprising an input power module, a core control module, a display module, a sensor module, a clock module, a power management module, a communication and debugging module, and a software upgrade module, wherein the output end of the input power module is connected to the input end of the power management module, the output end of the power management module is connected to the input end of the core control module, the output end of the core control module is connected to the sensor module via an I2C interface, the output end of the core control module is connected to the display module, the communication and debugging module comprises software debugging, a WIFI module, a Bluetooth module, and a USART485 chip, and the output end of the core control module is connected to the communication and debugging module.

[0005] Preferably, the core control module is a CPU, and the CPU model is GRK7205T300. The CPU serves as a core processor to coordinate the operation of each module. The input power module includes a DC-DC step-down circuit for stepping down a DC voltage of 10V-90V to 5V, a TYPE-C connector, a power-on / off suicide circuit, and a DC5V power step-down module. The output ends of the DC-DC step-down circuit and the TYPE-C connector are connected to the power-on / off suicide circuit, and the output end of the power-on / off suicide circuit is connected to the DC5V power step-down module.

[0006] Preferably, the output end of the core control module is connected to the software debugging through serial port 0, the output end of the core control module is connected to the USART485 chip through serial port 1, and the output end of the core control module is connected to the Bluetooth module through serial port 2. The output end of the core control module is connected to the WIFI module through the SID interface.

[0007] Preferably, the display module is a 4.3-inch capacitive touch screen, and the sensor module is a BMI323 horizontal position display gyroscope. The BMI323 horizontal position display gyroscope communicates with the CPU via an I2C interface to detect the horizontal position and posture information of the device.

[0008] Preferably, the power management module includes SOC, FLASH and other equipment power supply units, SOC DVDD power supply unit, SOC DDR power supply unit and SOC IO power supply unit.

[0009] Preferably, the input end of the software upgrade module is connected to the TYPE-C connector, and the other end of the software upgrade module is connected to the CPU. The software upgrade module upgrades the system software through the USB interface.

[0010] Preferably, the SOC, FLASH and other equipment power supply units convert 5V to 3V3 through the DC-DC SY8120B1ABC module to power the SOC, FLASH and other devices; the SOC DVDD power supply unit converts 5V through the DC-DC ETA3418 module to power the SOC DVDD; the SOC DDR power supply unit converts through the DC-DC ETA3419 module to power the SOC_DDR; the SOC IO power supply unit converts by the LDO ETA5051 module to power the SOC_IO.

[0011] Preferably, the DC-DC step-down circuit includes power input and protection, step-down circuit, RS485 communication module, power control and power on / off logic. The DC-DC step-down circuit realizes efficient and stable power conversion and communication functions through step-down, protection, communication and power control circuits, meeting the power supply and data transmission requirements of the equipment.

[0012] Preferably, the display module includes a resistive touch screen chip, a display interface, a display backlight switch, a horizontal position module and an MSC interface. The resistive touch screen chip detects touch operations, marks different touch states, and transmits touch signals through corresponding pins to realize the touch detection function of human-computer interaction. The display interface is used to transmit display data and control signals to ensure that the display normally displays images and information. The display backlight switch adjusts the display backlight brightness through a PWM signal to realize the backlight on, off and brightness adjustment, optimize the display effect and energy saving. The horizontal position module is used to detect the horizontal state of the device, obtain horizontal position information through a sensor, and use it for the automatic rotation of the screen direction function after circuit processing. The MSC interface transmits various types of data and control signals, coordinates the communication between the display, touch screen, horizontal position module, etc. and the main control chip, and ensures that each module works together.

[0013] Preferably, the WIFI module includes a GK7605V100 chip, and the GK7605V100 chip is respectively connected to the power input and protection module, the FLASH module, the UART1 interface and the control pin.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. This invention achieves comprehensive monitoring and management of the battery pack through the collaborative operation of various modules. The input power module ensures stable system power input. After adjustment by the power management module, it provides an appropriate voltage to the core control module, ensuring stable system operation. The core control module, serving as the system's hub, is responsible for receiving, processing, and analyzing data from various sensors. The results are displayed on the display module, allowing users to intuitively understand the battery pack's status.

[0015] 2. This invention features efficient power management. The coordinated operation of the input power module and the power management module ensures stable input and efficient utilization of system power. This not only extends the life of the battery pack but also improves the energy efficiency of the entire system.

[0016] 3. The present invention has intelligent display and interaction, which not only provides a clear and intuitive display effect, but also supports users to interact conveniently through touch operations, greatly improving the user experience.

[0017] 4. The present invention features flexible communication and debugging. The communication and debugging module supports multiple communication methods, including WiFi, Bluetooth, and USART485, enabling the system to flexibly exchange data with other devices and conduct remote control. At the same time, the integration of software debugging functions also greatly facilitates system development and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a hardware functional framework diagram of the present invention; Figure 2 This is a functional flow chart of the software of the present invention; Figure 3 This is a diagram of the CPU power supply framework of the present invention; Figure 4 This is the power conversion circuit for stepping down the battery voltage from 10V to 90V to 5V / 2A. Figure 5 This is a power conversion circuit diagram for converting 3.3V to 0.9V (VDD) of the present invention; Figure 6 The 3V3 to 1.35V - 1.5V power conversion circuit of the present invention; Figure 7The power conversion circuit of the present invention converts 5V to 3.3V; Figure 8 This is the power conversion circuit diagram of the ETA5050 chip of the present invention; Figure 9 This is a schematic diagram of the DDR interface circuit of the present invention; Figure 10 This is the circuit schematic diagram of the Bluetooth module and clock module of the present invention; Figure 11 This is a schematic diagram of the WIFI module circuit of the present invention; Figure 12 This is a schematic diagram of the circuit principle of the display module of the present invention.

[0019] In the figure: 10, input power module; 20, core control module; 30, display module; 40, sensor module; 50, clock module; 60, power management module; 70, communication and debugging module; 701, software debugging; 702, WIFI module; 703, Bluetooth module; 704, USART485 chip; 80, software upgrade module. DETAILED DESCRIPTION

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiment is only a modular embodiment of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-12 The present invention provides a technical solution for a battery pack display management system: a battery pack display management system, comprising an input power module 10, a core control module 20, a display module 30, a sensor module 40, a clock module 50, a power management module 60, a communication and debugging module 70 and a software upgrade module 80, wherein the output end of the input power module 10 is connected to the input end of the power management module 60, the output end of the power management module 60 is connected to the input end of the core control module 20, the output end of the core control module 20 is connected to the sensor module 40 via an I2C interface, the output end of the core control module 20 is connected to the display module 30, the communication and debugging module 70 comprises a software debugging 701, a WIFI module 702, a Bluetooth module 703 and a USART485 chip 704, and the output end of the core control module 20 is connected to the communication and debugging module 70.

[0022] In this embodiment, the core control module 20 serves as the hub of the entire system, responsible for receiving signals from each module and processing and controlling them according to preset logic. The display module 30 is used to display the various parameters and status information of the battery pack in real time, allowing the user to intuitively understand the working status of the battery pack. The sensor module 40 is responsible for collecting various physical quantities of the battery pack, such as voltage, current, temperature, etc., and transmitting this information to the core control module 20 for processing. The clock module 50 provides the time information required by the system to ensure that the system can accurately record the usage history and status changes of the battery pack. The entire system exchanges data and conducts remote control with other devices through the communication and debugging module 70, realizing efficient and intelligent battery pack management.

[0023] Furthermore, the core control module 20 is a CPU, the CPU model is GRK7205T300, and the CPU serves as a core processor to coordinate the operation of each module; the input power module 10 includes a DC-DC step-down circuit for stepping down a DC voltage of 10V-90V to 5V, a TYPE-C connector, a power-on / off suicide circuit, and a DC5V power step-down module. The output ends of the DC-DC step-down circuit and the TYPE-C connector are connected to the power-on / off suicide circuit, and the output end of the power-on / off suicide circuit is connected to the DC5V power step-down module.

[0024] In this embodiment, the input power module 10 is the energy source of the entire battery pack display management system, which ensures that the system can operate stably and reliably. The DC-DC step-down circuit can efficiently step down the DC voltage of 10V to 90V to 5V, providing a stable power supply for other modules of the system. The TYPE-C connector not only provides a convenient charging and data transmission interface, but also enhances the versatility and compatibility of the system. The power on / off suicide circuit is a safety protection mechanism that can quickly cut off the power supply when an abnormality or failure occurs in the system, prevent the failure from expanding, and protect the system's hardware and software from damage. The DC5V power step-down module further fine-tunes the 5V voltage output by the power on / off suicide circuit to provide a more accurate and stable power supply for the system's core control module 20 and other sensitive components.

[0025] Furthermore, the output end of the core control module 20 is connected to the software debugging 701 through serial port 0, the output end of the core control module 20 is connected to the USART485 chip 704 through serial port 1, the output end of the core control module 20 is connected to the Bluetooth module 703 through serial port 2, and the output end of the core control module 20 is connected to the WIFI module 702 through the SID interface.

[0026] In the present embodiment, the core control module 20 is connected to the software debugging 701 tool via serial port 0, which enables developers to easily monitor and adjust the system during product development and debugging stages, ensuring the stability and performance of the system. Serial port 1 is connected to the USART485 chip 704, which enhances the communication capability of the system and enables the system to carry out reliable data transmission with more distant devices or sensors. The Bluetooth module 703 connected via serial port 2 provides the user with the possibility of wireless connection, making both data transmission and remote control more convenient. The connection of the SID interface to the WIFI module 702 enables the system to access the Internet, realize remote monitoring and data sharing, and greatly improve the intelligence and convenience of the system.

[0027] Furthermore, the display module 30 is a 4.3-inch capacitive touch screen, and the sensor module 40 is a BMI323 horizontal position display gyroscope. The BMI323 horizontal position display gyroscope communicates with the CPU via an I2C interface to detect the horizontal position and posture information of the device.

[0028] In this embodiment, the display module 30 uses a 4.3-inch capacitive touch screen, which not only provides a clear and intuitive visual experience, but also supports touch operation, allowing users to easily perform various settings and controls. The sensor module 40 uses the BMI323 horizontal position display gyroscope, which can accurately detect the horizontal position and posture information of the device. The BMI323 horizontal position display gyroscope communicates with the CPU via the I2C interface, which can achieve high-speed data transmission and ensure that the system can obtain the status information of the device in real time. Through the cooperation of the display module 30 and the sensor module 40, the user can intuitively understand the status of the battery pack, such as the remaining power, charging status, etc. At the same time, the system can also intelligently adjust the display content and operation mode according to the horizontal position and posture information of the device to provide a more personalized user experience.

[0029] Furthermore, the power management module 60 includes a SOC, FLASH and other equipment power supply unit, a SOC DVDD power supply unit, a SOC DDR power supply unit and a SOC IO power supply unit.

[0030] Furthermore, the input end of the software upgrade module 80 is connected to the TYPE-C connector, and the other end of the software upgrade module 80 is connected to the CPU. The software upgrade module 80 upgrades the system software through the USB interface.

[0031] Furthermore, the SOC, FLASH and other device power supply units convert 5V to 3V3 through the DC-DC SY8120B1ABC module to power the SOC, FLASH and other devices. The SOC DVDD power supply unit converts 5V through the DC-DC ETA3418 module to power the SOC DVDD. The SOC DDR power supply unit converts through the DC-DC ETA3419 module to power the SOC_DDR. The SOC IO power supply unit is converted by the LDO ETA5051 module to power the SOC_IO.

[0032] In this embodiment, each power supply unit utilizes a highly efficient and stable power conversion module, ensuring stable operation of the entire system. The DC-DC SY8120B1ABC, ETA3418, and ETA3419 modules offer high conversion efficiency, effectively reducing energy consumption and improving energy utilization. The ETA5051 LDO module, with its low noise and low ripple characteristics, provides a stable and reliable power supply for the SOC_IO.

[0033] Furthermore, the DC-DC step-down circuit includes power input and protection, step-down circuit, RS485 communication module, power control and power on / off logic. The DC-DC step-down circuit realizes efficient and stable power conversion and communication functions through step-down, protection, communication and power control circuits, meeting the power supply and data transmission requirements of the equipment.

[0034] In this embodiment, the power input and protection module effectively prevents abnormal conditions such as overvoltage and overcurrent, ensuring circuit safety. The step-down circuit achieves efficient voltage conversion, reducing energy loss. The RS485 communication module supports long-distance, high-speed data transmission, ensuring real-time and reliable communication between devices. The power control and power-on / off logic module is responsible for power-on and power-off control and power management of the entire circuit, further improving system stability and energy efficiency.

[0035] Furthermore, the display module 30 includes a resistive touch screen chip, a display interface, a display backlight switch, a horizontal position module and an MSC interface. The resistive touch screen chip detects touch operations, marks different touch states, and transmits touch signals through corresponding pins to realize the touch detection function of human-computer interaction. The display interface is used to transmit display data and control signals to ensure that the display normally displays images and information. The display backlight switch adjusts the display backlight brightness through a PWM signal to realize the backlight on, off and brightness adjustment, optimize the display effect and energy saving. The horizontal position module is used to detect the horizontal state of the device, obtain horizontal position information through a sensor, and use it for the automatic rotation of the screen direction function after circuit processing. The MSC interface transmits various types of data and control signals, coordinates the communication between the display, touch screen, horizontal position module, etc. and the main control chip, and ensures that each module works together.

[0036] Furthermore, the WIFI module 702 includes a GK7605V100 chip, and the GK7605V100 chip is connected to the power input and protection module, the FLASH module, the UART1 interface and the control pins respectively.

[0037] In this embodiment, the GK7605V100 chip serves as the WIFI communication core and is responsible for establishing and managing WIFI network connections. By connecting to the power input and protection module, the WIFI module 702 is ensured to operate under a stable power supply, avoiding the impact of voltage fluctuations on communication stability. The FLASH module is used to store the firmware, configuration information, and historical data of the WIFI module 702, ensuring that the device can quickly resume working after restarting or power failure. The UART1 interface implements serial communication between the WIFI module 702 and the main control chip, transmits control instructions and data information, and coordinates the work of various parts of the system. The control pin receives control signals from the main control chip, such as starting and shutting down the WIFI function, and adjusting the operating mode, so that the WIFI module 702 can flexibly respond to system requirements and achieve efficient and stable wireless data transmission.

[0038] Working Principle: In the battery pack display management system, when the device is connected to power, the DC-DC step-down circuit first activates, stepping down the input DC voltage while also providing power protection and communication functions, ensuring the device operates within a safe voltage range and enabling stable data transmission. After receiving a stable power supply, the core control module 20CPU begins initializing each module and communicates with the sensor module 40 via the I2C interface to obtain device status information, such as battery charge and temperature. Simultaneously, the CPU connects to the communication and debugging module 70 via a serial port, enabling wireless data transmission and debugging.

[0039] Under the control of the CPU, the display module 30 detects user touch operations via a resistive touch screen chip and transmits touch signals to the CPU for processing, enabling human-computer interaction. The display interface converts display data and control signals transmitted by the CPU into images and information for display on the 4.3-inch capacitive touch screen. The display backlight switch uses a PWM signal to adjust backlight brightness based on ambient light or user settings, achieving energy savings and optimizing display quality. The horizontal position module uses a sensor to detect the device's horizontal state and automatically adjust the screen's orientation to ensure the user receives the best viewing experience at different angles.

[0040] The GK7605V100 chip in Wi-Fi module 702 connects to the power input and protection module, the FLASH module, the UART1 interface, and control pins, enabling fast wireless data transmission and remote device management. Users can connect to the battery pack display management system via Wi-Fi via a mobile phone or computer to view data, configure settings, and update the system.

[0041] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0042] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A battery pack display management system, characterized by: The invention comprises an input power module (10), a core control module (20), a display module (30), a sensor module (40), a clock module (50), a power management module (60), a communication and debugging module (70) and a software upgrade module (80), wherein the output end of the input power module (10) is connected to the input end of the power management module (60), the output end of the power management module (60) is connected to the input end of the core control module (20), the output end of the core control module (20) is connected to the sensor module (40) via an I2C interface, the output end of the core control module (20) is connected to the display module (30), the communication and debugging module (70) comprises a software debugging (701), a WIFI module (702), a Bluetooth module (703) and a USART485 chip (704), and the output end of the core control module (20) is connected to the communication and debugging module (70).

2. A battery pack display management system according to claim 1, characterized in that: The core control module (20) is a CPU, and the CPU model is GRK7205T300. The CPU serves as a core processor and coordinates the work of each module. The input power module (10) includes a DC-DC step-down circuit for stepping down a DC voltage of 10V-90V to 5V, a TYPE-C connector, a power-on / off suicide circuit, and a DC5V power step-down module. The output ends of the DC-DC step-down circuit and the TYPE-C connector are connected to the power-on / off suicide circuit, and the output end of the power-on / off suicide circuit is connected to the DC5V power step-down module.

3. A battery display management system according to claim 2, characterized in that: The output end of the core control module (20) is connected to the software debugging (701) via serial port 0, the output end of the core control module (20) is connected to the USART485 chip (704) via serial port 1, the output end of the core control module (20) is connected to the Bluetooth module (703) via serial port 2, and the output end of the core control module (20) is connected to the WIFI module (702) via the SID interface.

4. A battery display management system according to claim 3, characterized in that: The display module (30) is a 4.3-inch capacitive touch display screen, and the sensor module (40) is a BMI323 horizontal position display gyroscope. The BMI323 horizontal position display gyroscope communicates with the CPU via an I2C interface and is used to detect the horizontal position and posture information of the device.

5. A battery display management system according to claim 4, characterized in that: The power management module (60) includes a SOC, a FLASH and other equipment power supply unit, a SOC DVDD power supply unit, a SOC DDR power supply unit and a SOC IO power supply unit.

6. A battery display management system according to claim 5, characterized in that: The input end of the software upgrade module (80) is connected to a TYPE-C connector, and the other end of the software upgrade module (80) is connected to a CPU. The software upgrade module (80) upgrades the system software via a USB interface.

7. A battery display management system according to claim 6, characterized in that: The SOC, FLASH and other equipment power supply unit converts 5V to 3V3 through the DC-DC SY8120B1ABC module to power the SOC, FLASH and other devices. The SOC DVDD power supply unit converts 5V through the DC-DC ETA3418 module to power the SOC DVDD. The SOC DDR power supply unit converts 5V through the DC-DC ETA3419 module to power the SOC_DDR. The SOC IO power supply unit converts 5V through the LDO ETA5051 module to power the SOC_IO.

8. The battery display management system according to claim 7, characterized in that: The DC-DC step-down circuit includes power input and protection, step-down circuit, RS485 communication module, power control and power on / off logic. The DC-DC step-down circuit realizes efficient and stable power conversion and communication functions through step-down, protection, communication and power control circuits, meeting the power supply and data transmission requirements of the equipment.

9. The battery display management system according to claim 8, characterized in that: The display module (30) includes a resistive touch screen chip, a display screen interface, a display screen backlight switch, a horizontal position module and an MSC interface. The resistive touch screen chip detects touch operations, marks different touch states, transmits touch signals through corresponding pins, and realizes a touch detection function of human-computer interaction. The display screen interface is used to transmit display data and control signals to ensure that the display screen displays images and information normally. The display screen backlight switch adjusts the display screen backlight brightness through a PWM signal to realize backlight on, off and brightness adjustment, optimize display effects and energy saving. The horizontal position module is used to detect the horizontal state of the device, obtain horizontal position information through a sensor, and use it for automatic screen rotation after circuit processing. The MSC interface transmits various data and control signals, coordinates the communication between the display screen, touch screen, horizontal position module, etc. and the main control chip, and ensures that each module works in coordination.

10. The battery display management system according to claim 9, characterized in that: The WIFI module (702) includes a GK7605V100 chip, and the GK7605V100 chip is respectively connected to the power input and protection module, the FLASH module, the UART1 interface and the control pin.

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