Multipurpose intelligence mainboardTechnical Field
The utility model relates to a data information transmission and many screen display terminal technical field, in particular to multipurpose intelligence mainboard.
Background
Along with the integration of mobile internet technology into people's life, old equipment is updated in a large number, a large number of machines need to be changed, the share in the smart machine market is higher and higher, the function of the existing mainboard interface is single, the mainboard is large in size, high in production cost, poor in performance, low in operation speed, low in efficiency, large in heat productivity, few in data communication interface, can only support a single display screen and low in resolution, no port is specially designed for a printer, communication with other equipment or other modules is required, the functions that some non-mainboards can realize are realized, the functions can only be realized by some additional modules, inconvenience in use is caused, and the situation needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a mainboard operation is fast, efficient, and with low costs, can increase the multipurpose intelligence mainboard of communication data mouth.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a multipurpose intelligent mainboard comprises a central processing unit, a battery connected with the central processing unit for time backup, a wireless communication module for communication, an LVDS screen backlight interface, anEDP screen 1 interface, anEDP screen 2 interface, an I2C interface, an ISP interface + IO interface, an NFC interface, a printing module interface, apower output 1 interface, apower output 2 interface, a USB1 interface, a USB2 interface, a horn L output interface, a horn R output interface, a MIC1 input interface, an audio interface, an earphone output interface, a MIC2 input interface, aUSB seat 1 interface, an Ethernet interface, aUSB seat 2 interface, a memory card interface, a UART3 interface, an RS232 interface, a power input interface, a power switch interface, apower output 3 interface, an LVDS screen interface, an antenna interface, a wireless communication module, a time backup battery, a reset key and an upgrade key, wherein theEDP screen 1 interface comprises an EDP screen interface and a USB type touch screen interface, theEDP screen 2 interface comprises an EDP screen interface and a USB type touch screen interface.
Preferably, the I2C interface is compatible with a touch screen of the I2C interface and a general IO port function.
Preferably, the ISP interface + IO interface includes an ISP interface, a general IO interface function, and a UART function interface.
Preferably, the UART3 interface shown includes a UART functional interface and an RJ11 cashbox functional interface.
Preferably, the power switch interface comprises a power indicator light interface.
Adopt above-mentioned technical scheme, realize the data download through wireless communication module on the mainboard, connect the internet, the audio transmission function, simultaneously through setting up in the power input interface, the power output interface, the interface is shaded to the screen, the display screen interface, the USB seat, the USB interface, self-defined IO interface, the I2C interface, the ISP interface, the UART interface, the printer interface, the Ethernet interface, the antenna interface, the RS232 interface, the earphone interface, the audio interface, the loudspeaker interface, the reset key, the upgrading key, make the mainboard internal component such as compatible display screen not only, can compatible inside thermal printer simultaneously, thereby realize the multiple communication mode mainboard of multi-functionalization.
Drawings
FIG. 1 is a schematic flow chart in the present embodiment;
FIG. 2 is a circuit diagram of a dual-screen display according to the present embodiment;
FIG. 3 is a circuit diagram of the USB1 interface according to the present embodiment;
FIG. 4 is a circuit diagram of the USB2 interface of the present embodiment;
FIG. 5 is a circuit diagram of the TF card of the present embodiment;
fig. 6 is a circuit diagram of the wireless communication module according to the present embodiment.
In the figure, 1-LVDS screen backlight interface, 2-EDP screen 1 interface, 3-EDP screen 2 interface, 4-I2C interface, 5-ISP interface + IO interface, 6-NFC interface, 7-printing module interface, 8-central processing unit, 9-power output 1 interface, 10-power output 2 interface, 11-USB1 interface, 12-USB2 interface, 13-loudspeaker L output interface, 14-loudspeaker R output interface, 15-MIC1 input interface, 16-audio interface, 17-earphone output interface, 18-MIC2 input interface, 19-USB seat 1 interface, 20-Ethernet interface, 21-USB seat 2 interface, UART 22-storage card interface, 23-MIC 3 interface, 24-RS232 interface, 25-power input interface, 26-power switch interface, 27-power output 3 interface, 28-LVDS screen interface, 29-antenna interface, 30-wireless communication module, 31-time backup battery, 32-reset key and 33-upgrade key.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In this embodiment, as shown in fig. 1, a multipurpose intelligent motherboard provides power for the motherboard through apower input interface 25, the power is a dc power, the motherboard enters a working mode through apower switch interface 26, atime backup battery 31 supplies power to a clock chip, and a system clock backup, a clock-in-time function, a timed wake-up function are realized through thetime backup battery 31, and a wireless communication module 30, anantenna interface 29, and the wireless communication module 30 are connected to theantenna interface 29; thewireless communication module 31 realizes data downloading for 2.4G WIFI, is connected with the Internet, and realizes audio playing by realizing communication with external Bluetooth slave equipment in a Bluetooth mode through an audio transmission function.
In the embodiment of the utility model, as shown in fig. 2-6, LVDS screenpower supply interface 1 on the mainboard,LVDS screen interface 28,EDP screen 1interface 2,EDP screen 2interface 3, above 2 EDP screen interfaces, the touch-sensitive screen function of each compatible USB communication through being connected withcentral processing unit 8, realizes lighting the display screen, can also light a plurality of display screens simultaneously, realizes image, video, interface touch screen functional operation.
The embodiment of the utility model provides an in,I2C interface 4, ISP interface +IO interface 5,NFC interface 6, the UART interface, for the general standard interface of trade, through communicating with above-mentioned interface connection, can realize the touch screen, the humiture is instructed, peripheral hardware such as GPS, M1 class bus card, above interface also can be as general IO function simultaneously, can self-defined IO carry out the function and extend.
The embodiment of the utility model provides an in, USB communication interface has a plurality ofly, through with these USB interface connections, can connect the camera, accomplishes the image recognition function, and the video communication function reads the USB flash disk file, can also connect the USB interface and sweep a yard equipment, ID card identification module and the equipment that accords with the USB2.0 agreement. The loudspeaker sound amplification, the microphone input and the audio output to the external sound amplification equipment can be realized through equipment accessed by an audio interface or complete machine audio equipment; the Ethernetinterface 20 is connected with external Ethernet equipment to realize the function of Internet access; the TF card inserted from thememory card interface 22 can play audio and video and upgrade the system; the power output interfaces comprise all power output interfaces, supply power to external equipment through connection, and simultaneously can control the working state of the external equipment; the printer interface can be connected with a thermosensitive printer in the printer, and the interface has 2 communication modes, namely a UART + USB interface, so that bills can be printed in the whole printer; the upgrade of the whole machine can be realized through theupgrade key 33; thereset key 32 can realize the reset of the whole machine, thereby realizing the multifunctional communication mainboard.
The USB interface,USB seat 2 interface contain the OTG function, and the USB interface divides double-deck interface type and single socket type, and all USB relevant interfaces accord with USB2.0 standard, support many types USB from the equipment access use.
The embodiment of the utility model provides an in, all interfaces are connected through with central processing unit to realize multi-functionally, multiple data can coordinate the processing simultaneously, promote practical efficiency, be the purpose of the utility model.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.