CN214255821U - Multi-channel power supply management module with state display function - Google Patents
Multi-channel power supply management module with state display function Download PDFInfo
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- CN214255821U CN214255821U CN202022416589.7U CN202022416589U CN214255821U CN 214255821 U CN214255821 U CN 214255821U CN 202022416589 U CN202022416589 U CN 202022416589U CN 214255821 U CN214255821 U CN 214255821U
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Abstract
The utility model discloses a multichannel power management module that possesses state display, including power processing circuit, supervisory control circuit, state display circuit, power processing circuit passes through five DC-DC power chips, accomplishes the power supply to mobile communication module, broadband ad hoc network module, satellite communication module etc. respectively to the power supply to master control circuit. The management control circuit realizes the switching control of various communication modes through the main control chip and the peripheral key switches, and simultaneously completes the information interaction between the management control circuit and each communication mode and the information interaction between the management control circuit and the state display circuit through the main control chip. The state display circuit is used for visually displaying information such as working states, signal quality and the like of various communication modes through the display screen, and a user can independently select an optimal communication mode according to the currently displayed working state.
Description
Technical Field
The utility model relates to a multichannel power management module that possesses state demonstration belongs to the power management technical field among the multimode communication equipment.
Background
With the continuous development of social life, various communication technologies have been rapidly developed in recent years, wherein especially mobile communication technologies, broadband ad hoc network technologies, satellite communication technologies are applied more and more, and the use environment is more and more complicated. In this context, it is desirable to combine a plurality of communication technologies and autonomously select an optimal communication method in a specific environment, and thus a multimode communication device is developed. The multimode communication equipment is generally supported by a plurality of communication technologies, and generally comprises a mobile communication mode, an ad hoc network communication mode and a satellite communication mode, namely, a plurality of wireless broadband comprehensive and mobile communication means can be provided in a complex environment, and people can flexibly switch communication modes when using the multimode communication equipment to realize information transmission among the equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the multi-channel power supply management module with the state display function is used for a module of multimode communication equipment, can realize the autonomous and flexible switching use of various communication modes in the use process of the multimode communication equipment, distributes and manages the power supply of the various communication modes, and visually reflects the working states of the various communication modes.
The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme:
a multi-path power supply management module with state display comprises a power supply processing circuit, a management control circuit and a state display circuit, wherein the power supply processing circuit and the state display circuit are respectively connected with the management control circuit;
the power supply processing circuit comprises five DC-DC power supply modules, wherein one path of the power supply module supplies power to a power supply in a mobile communication mode, the other path of the power supply module supplies power to a power supply in an ad hoc network mode, the other path of the power supply module supplies power to a power amplification module, the other path of the power supply module supplies power to a power supply in a satellite communication mode, the other path of the power supply module supplies power to a management control circuit, the management control circuit comprises a key switch and a main control module, a state display circuit comprises a display screen and a state LED lamp, the key switch is connected with the input end of the main control module, and the display screen and;
the key switch inputs key signals to the main control module, the main control module judges the current communication mode and outputs enable signals of the current communication mode to the five DC-DC power supply modules, the five DC-DC power supply modules supply power to the current communication mode, meanwhile, the current working state of the module corresponding to the current communication mode is transmitted to the main control module, the main control module performs information interaction with the display screen and the state LED lamp, the current working state is displayed through the state LED lamp, and the state information of the current working state is displayed on the display screen.
As an optimal scheme of the utility model, the chip model that host system adopted is STM32F103ZET 6.
As the utility model discloses a preferred scheme, host system carries out the information interaction through SPI interface and display screen.
The utility model adopts the above technical scheme to compare with prior art, have following technological effect:
the utility model relates to a multichannel power management module that possesses state demonstration when using in multimode communication equipment, each functional module power in the accessible key switch controlgear in order to realize the switching of various communication modes, reaches the relatively independent purpose when guaranteeing various communication modes work to through the purpose of display screen and the current operating condition of state lamp visual reflection equipment.
Drawings
Fig. 1 is an outline view of a multi-channel power management module with status display according to the present invention.
Fig. 2 is an internal hardware architecture of the multi-channel power management module with status display according to the present invention.
Fig. 3 is a block diagram of a power supply processing circuit design.
FIG. 4 is a block diagram of a supervisory control circuit design.
Fig. 5 is a display interface block diagram of the display screen of the state display circuit in the mobile communication mode.
Fig. 6 is a display interface block diagram of the display screen ad hoc network mode of the state display circuit.
FIG. 7 is a block diagram of a display interface of the status display circuit in the satellite communication mode.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1, an outline diagram of a multi-channel power management module with status display mainly includes a display screen, a mode switching key and power supply interfaces of the modules.
As shown in fig. 2, a multi-channel power management module with status display mainly includes a power processing circuit, a management control circuit, and a status display circuit.
The power supply processing circuit mainly completes power supply of a communication mode such as a mobile communication mode, a broadband ad hoc network mode and a satellite communication mode and power supply of a main control circuit through five DC-DC power supply chips.
The management control circuit mainly completes the switching control of various communication modes through the main control chip and the peripheral key switches, and simultaneously completes the information interaction between the management control circuit and each communication mode and the information interaction between the management control circuit and the state display circuit through the main control chip.
The state display circuit is mainly used for visually displaying the working states of various communication modes, the signal quality and other information through the display screen, and a user can independently select the optimal communication mode according to the currently displayed working state. In addition, the state display circuit is also provided with a state lamp for visually reflecting the working state of the current mode.
As shown in fig. 3, the power supply processing circuit completes power supply control of various communication modules through five paths of output of the DC-DC power supply module, and controls an enable signal of the DC-DC chip through a control signal given by the management control circuit, thereby realizing switching control power supply of various communication modes. One path of DC-DC power supply chip is reduced to 7.4V to supply power for a mobile communication mode, one path of DC-DC power supply chip is stabilized to 12V to supply power for an ad hoc network mode, one path of DC-DC power supply chip is increased to 28V to supply power for a power amplification module, and one path of DC-DC power supply module is reduced to 4.2V to supply power for a satellite communication mode. In addition, a DC-DC power supply chip always supplies power for the management control circuit at 3.3V.
As shown in fig. 4, the management control circuit can switch different communication modes by GPIO signals provided by the key switch, and at the same time, the key switch inputs the key signals to the main control chip, and the main control chip determines the current communication mode, thereby further controlling the power supply of the current communication mode and outputting the enable signal of the current communication mode. In addition, the management control circuit also processes the level pull-down time of the output enable signal, so that corresponding power-on protection and power-off protection measures are taken for various communication modes. The power-on protection mode is as follows: after the key switch is pressed down, the operation in one mode is carried out, and the operation in other modes can not be switched immediately within 10 s; the power-off protection mode is as follows: when switching from one mode of operation to the other, the previous mode of operation is powered down within 20s, after which the new mode of operation is powered up. In addition, the main control chip carries out information interaction with each communication module through an I2C interface, and each communication module transmits the working state of the current communication mode to the main control chip; the main control chip carries out information interaction with the display screen through the SPI interface and displays the state information of the current working communication mode on the display screen.
The state display circuit displays the working states of various communication modes through a display screen. As shown in fig. 5, the display screen displays the working state in the mobile communication mode, and mainly displays the signal quality and the IP address in the mobile communication mode. As shown in fig. 6, the display screen displays the working state in the ad hoc network mode, and mainly displays the signal quality, the networking state, the transmission power level, the working frequency, the working bandwidth, and the IP address in the ad hoc network mode. As shown in fig. 7, the display screen displays the working state in the satellite communication mode, and mainly displays the signal quality, the working frequency point, and the voice mode in the satellite communication mode. In addition, the state display circuit represents various working states according to the on-off color and the flashing speed of the state LED lamp. The method comprises the following steps that a green light flash indicates that the current mode is powered on when the power supply is started, and a green light slow flash indicates that the current mode is powered off when the power supply is stopped; the green light is long and bright to indicate that the current mode works normally, the red light is long and bright to indicate that the current mode works in failure, and the blue light is long and bright to indicate that the peripheral radio frequency connection of the current mode has problems.
The management control circuit is the core of the multi-path power supply management module. The utility model discloses in adopt be STM32F103ZET6 realize the control to whole module. The chip adopts high-performance ARM CortexTMAn M332 bit RISC core, operating at 72MHz, built-in high-speed memory (up to 512 kbytes of flash and 64 kbytes of SRAM), with rich enhanced I/O ports and peripherals coupled to the two APB buses, containing 3 12 bit ADCs, 4 general 16 bit timers and 2 PWM timers, and also containing standard and advanced communication interfaces: up to 2I 2C interfaces, 3 SPI interfaces, 2I 2S interfaces, 1 SDIO interface, 5 USART interfaces, one USB interface, and one CAN interface. The power supply can work in the temperature range of-40 ℃ to +105 ℃, the power supply voltage is 2.0V to 3.6V, and the requirement of low power consumption application is met.
Generally, the utility model discloses can accomplish in multimode communication equipment, to the switching use of various communication mode, the power supply of the various communication mode of distribution management, the operating condition of the various communication mode of visual reflection has higher use value. In addition, when the communication mode of the multimode communication equipment is increased, the multi-path power distribution management module can be used, and only the corresponding power processing circuit and the management control circuit are needed to be modified or added properly.
Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.
Claims (3)
1. A multi-channel power management module with state display is characterized in that the multi-channel power management module comprises a power processing circuit, a management control circuit and a state display circuit, wherein the power processing circuit and the state display circuit are respectively connected with the management control circuit;
the power supply processing circuit comprises five DC-DC power supply modules, wherein one path of the power supply module supplies power to a power supply in a mobile communication mode, the other path of the power supply module supplies power to a power supply in an ad hoc network mode, the other path of the power supply module supplies power to a power amplification module, the other path of the power supply module supplies power to a power supply in a satellite communication mode, the other path of the power supply module supplies power to a management control circuit, the management control circuit comprises a key switch and a main control module, a state display circuit comprises a display screen and a state LED lamp, the key switch is connected with the input end of the main control module, and the display screen and the five DC-DC power supply modules are respectively connected with the output end of the main control module;
the key switch inputs key signals to the main control module, the main control module judges the current communication mode and outputs enable signals of the current communication mode to the five DC-DC power supply modules, the five DC-DC power supply modules supply power to the current communication mode, meanwhile, the current working state of the module corresponding to the current communication mode is transmitted to the main control module, the main control module performs information interaction with the display screen and the state LED lamp, the current working state is displayed through the state LED lamp, and the state information of the current working state is displayed on the display screen.
2. The multi-power management module with status display of claim 1, wherein the main control module is of a chip model STM32F103ZET 6.
3. The multi-channel power management module with status display of claim 1, wherein the main control module performs information interaction with the display screen through an SPI interface.
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| CN202022416589.7U CN214255821U (en) | 2020-10-27 | 2020-10-27 | Multi-channel power supply management module with state display function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094799A (en) * | 2021-11-23 | 2022-02-25 | 无锡睿勤科技有限公司 | Power supply circuit and system for display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094799A (en) * | 2021-11-23 | 2022-02-25 | 无锡睿勤科技有限公司 | Power supply circuit and system for display screen |
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