CN208971599U - A kind of high universalizable intercommunication mainboard - Google Patents

Abstract

The utility model provides a kind of high universalizable intercommunication mainboard, including plate body and the electronic component being fixed on plate body, electronic component includes CPU and the power interface that connect with CPU, keypad interface, multifunction push key interface, network interface, LCD interface, input/output interface, first MIC interface, handset interface, headset interface, speaker interface, memory, GPS chip, handset interface includes two interfaces, one is the 2nd MIC interface, CPU is also connected with noise reduction module interface, noise reduction module interface also with connect noise reduction module, the connection of first and second MIC interface, output interface is connected with relay.The utility model provides diversified general-purpose interface on mainboard, and user is allowed to select suitable external equipment according to need for autogenic, is detached from the immobilization mode of previous intercom, realizes that customization demand, versatility are extremely strong.

Description

A kind of high universalizable intercommunication mainboard

Technical field

The utility model belongs to technical field of telecommunications, is related to a kind of intercommunication mainboard of high universalizable.

Background technique

IP phone (the also known as networking telephone) is used as VOIP (Voice over Internet Protocol) service supplier User terminal product, the diversification of function ceaselessly develops with the demand in market.It is provided in VOIP service supplier Except business function, user also has more customized demand to terminal itself.With the development of network phone, network phone Usage scenario is no longer limited in office building office, and there are also more use occasions.In this background, it is done for adaptation is non- Public room environmental can design hardware according to the demand of user and develop the network communication apparatus of software function and come into being.

Mainstream network phone at present is sold with the finished product being completed, and user cannot freely determine other than mainboard Interface equipment, the function of phone is also relatively fixed.

Summary of the invention

To solve the above problems, being provided extremely abundant the utility model discloses a kind of high universalizable intercommunication mainboard All types of interfaces, versatile, user can be according to freely determining to connect which kind of external equipment using mainboard, and can be by User determines shell to be used for varying environment.

In order to reach the goals above, the utility model provides the following technical solutions:

A kind of high universalizable intercommunication mainboard, including plate body and the electronic component being fixed on plate body, the electronics member Part include CPU and the power interface being connect with CPU, keypad interface, multifunction push key interface, network interface, LCD interface, Input/output interface, the first MIC interface, handset interface, headset interface, speaker interface, memory, GPS chip, The power interface is for connecting power supply, and for keypad interface for connecting keyboard, multifunction push key interface is several more for connecting Function button, network interface is for connecting wire/radio network, and LCD interface is for connecting display, and input/output port is for connecting External equipment is connect, MIC interface includes two interfaces for connecting microphone, handset interface, and one is the 2nd MIC interface, For speaker interface for connecting loudspeaker, the CPU is also connected with noise reduction module interface, the noise reduction module interface also with drop It makes an uproar module, the connection of first and second MIC interface, output interface is connected with relay.

Further, the output interface is single-pole double-throw switch (SPDT).

Further, the network interface includes LAN mouthfuls and WAN mouthfuls.

Further, the network interface further includes wireless network card interface.

Further, the memory includes DDR RAM and FLASH.

Further, gain amplification module interface is connected between the noise reduction module interface and CPU.

Further, the noise reduction module is welded on noise reduction module interface.

Further, gain amplification module interface is connected between the speaker interface and CPU.

Compared with prior art, the utility model is had the following advantages and beneficial effects:

Diversified general-purpose interface is provided on mainboard, user is set according to need for autogenic selection is suitably external It is standby, it is detached from the immobilization mode of previous intercom, makes to operate more convenient safety, and versatility by interface connection type By force, user individual, customization demand be can satisfy.

Detailed description of the invention

Fig. 1 is a kind of high universalizable intercommunication mainboard overall structure diagram provided by the utility model and wherein each electronics Element connection schematic diagram.

Fig. 2 is noise reduction module interface connection schematic diagram.

Fig. 3 is speaker interface circuit figure.

Fig. 4 is the first MIC interface circuit figure.

Fig. 5 is headset interface circuit figure.

Fig. 6 is handset interface circuit figure.

Fig. 7 is noise reduction module interface circuit figure.

Fig. 8 is power interface circuit figure.

Fig. 9 is LAN interface circuit diagram.

Figure 10 is wan interface circuit diagram.

Figure 11 is LCD interface circuit figure.

Figure 12 is keypad interface circuit figure.

Figure 13 is multifunction push key interface circuit figure.

Figure 14 is output interface circuit figure.

Figure 15 is input interface circuit figure.

Specific embodiment

With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.It should be noted that making in being described below Word "front", "rear", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" respectively refer to Be directed towards or far from geometric center of specific component direction.

A kind of high universalizable intercommunication mainboard, as shown in Figure 1, including plate body 1 and the electronic component being fixed on plate body, The electronic component includes CPU (preferably model RTL8676PN) and the memory connecting with CPU, GPS chip and a variety of General-purpose interface.As shown in Figure 1, interface includes that power interface, keypad interface, multifunction push key interface, network interface, LCD connect Mouth, input/output port (as shown in Figure 14, Figure 15), the first MIC interface, handset interface, headset interface, speaker connect Mouth, noise reduction module interface.Each interface is using the general-purpose interface that can directly plug, such as RJ-45 interface.Wherein, power interface (electricity Road figure is as shown in figure 12) for connecting power supply, using 3.5mm plug-in type connection terminal.Keypad interface is more for connecting keyboard Function button interface (circuit diagram is as shown in figure 13) is for connecting several function buttons, and network interface is for connecting wire/wireless Network, LCD interface (circuit diagram is as shown in figure 11) is for connecting display, and input/output port is for connecting external equipment (as reported Warning lamp, infrared detector, emergency alarm bell etc.), including input interface and output interface.As shown in figure 4, the first MIC interface is used In connection microphone, which uses 2mm jack interface for connecting voice input source, handset interface (as shown in Fig. 6), For connecting talking handle, as shown in figure 3, speaker interface is used to connect loudspeaker, as shown in figure 5, headset interface packet Two sockets are included, one of them is the 2nd MIC interface of 2.0mm, the other is 2.54mm interface, 2.54mm interface is for connecting Audio output apparatus (power is lower than speaker), it is referred to as earpiece audio output interface.

As shown in Fig. 2, Fig. 7, noise reduction module interface respectively with connect noise reduction module, CPU, the first and second MIC interfaces connect It connects.Noise reduction module is welded on noise reduction module interface.When noise reduction module in use, the 2nd MIC interface and the first MIC interface match It closes, realizes double MIC noise reductions.

Specifically, output interface is single-pole double-throw switch (SPDT), and is connected with relay, and relay can prevent external devices The normal work of work mistake influence CPU.

In addition, network interface includes at least LAN mouthfuls (as shown in Figure 9) and WAN mouthfuls (as shown in Figure 10), can be separately connected interior Net and outer net.In addition, CPU can also further be connected with wireless network card interface (such as Mini-PCI, PCI-E), can be directly connected to Wireless network card carries out wireless communication.Memory includes DDR RAM and FLASH.

As an improvement, being further provided with gain amplification module interface between noise reduction module interface and CPU, gain is put Big module interface can connect gain amplification module, can be to the row amplification again of the signal after noise reduction.Speaker interface can also be with increasing Beneficial amplification module interface connection, enhances loudspeaker audio.

It is arranged by above-mentioned many general interface, intercommunication mainboard provided by the utility model can allow user's voluntarily basis It needs that suitable device is selected to be attached with corresponding interface, makes to operate more convenient safety by interface connection type, And it is versatile, it can satisfy user individual, customization demand.

Technological means disclosed in the utility model is not limited only to technological means disclosed in above embodiment, also Including technical solution consisting of any combination of the above technical features.It should be pointed out that for the ordinary skill of the art For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit Decorations are also considered as the protection scope of the utility model.

Claims (8)

1. a kind of high universalizable intercommunication mainboard, including plate body and the electronic component being fixed on plate body, it is characterised in that: institute State electronic component include CPU and the power interface being connect with CPU, keypad interface, multifunction push key interface, network interface, LCD interface, input/output interface, the first MIC interface, handset interface, headset interface, speaker interface, memory, GPS chip, the power interface is for connecting power supply, and keypad interface is for connecting keyboard, and multifunction push key interface is for connecting Several multifunction push keys are connect, network interface is for connecting wire/radio network, and LCD interface is for connecting display, input and output Mouth includes two interfaces, one second for connecting microphone, handset interface for connecting external equipment, MIC interface MIC interface, speaker interface is for connecting loudspeaker, and the CPU is also connected with noise reduction module interface, and the noise reduction module connects Mouth is also connect with noise reduction module, first and second MIC interface, and output interface is connected with relay.

2. high universalizable intercommunication mainboard according to claim 1, it is characterised in that: the output interface is single-pole double throw Switch.

3. high universalizable intercommunication mainboard according to claim 1, it is characterised in that: the network interface includes LAN mouthfuls With WAN mouthfuls.

4. high universalizable intercommunication mainboard according to claim 3, it is characterised in that: the network interface further includes wireless Network card interface.

5. high universalizable intercommunication mainboard according to claim 1, it is characterised in that: the memory includes DDR RAM And FLASH.

6. high universalizable intercommunication mainboard according to claim 1, it is characterised in that: the noise reduction module interface and CPU Between be connected with gain amplification module interface.

7. high universalizable intercommunication mainboard according to claim 1, it is characterised in that: the noise reduction module is welded on noise reduction On module interface.

8. high universalizable intercommunication mainboard according to claim 1 or claim 7, it is characterised in that: the speaker interface and Gain amplification module interface is connected between CPU.