CN209390062U - A kind of network communication control module - Google Patents
A kind of network communication control module Download PDFInfo
- Publication number
- CN209390062U CN209390062U CN201920450332.8U CN201920450332U CN209390062U CN 209390062 U CN209390062 U CN 209390062U CN 201920450332 U CN201920450332 U CN 201920450332U CN 209390062 U CN209390062 U CN 209390062U
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- main control
- control chip
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- resistance
- triode
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Abstract
The utility model discloses a kind of network communication control modules, including PCB substrate, it is arranged in PCB substrate and the main control chip of model AIR202, the peripheral circuit being connected on main control chip, it is connected on main control chip for generating the SIM card circuit of GPRS network, it is connected on main control chip for detecting the watchdog circuit of main control chip inner case, it is connected on main control chip for detecting whether there is the voltage detecting circuit of voltage input, the antenna of receiving and transmitting signal is connected and is used for by 32 pins of antennal interface and main control chip, it is connect by serial communication circuit with main control chip and the pin being located on PCB substrate another side draws module, and the charging module of 5V voltage is provided for main control chip and voltage detecting circuit.The utility model can both be independently operated, or be embedded into other hardware products and use, and applicability is high, while integrated setting is also convenient for carrying out secondary development.
Description
Technical field
The utility model relates to a kind of communication modules, specifically, being to be related to a kind of network communication control module.
Background technique
In the operational process of equipment, the index of correlation of equipment is if desired checked, the scene usually arrived is checked using instrument,
If operator needs to check equipment state at a distance, the operator on duty for needing to phone scene is checked, or is arranged
Related personnel goes to scene to check, this makes working efficiency low；For the ease of managing remote equipment, a kind of existing communication module is real
Show telecommunication, the index of correlation of equipment is remotely sent to control terminal, the person's of being convenient to use monitoring equipment, but it is existing logical
The circuit volume for interrogating module is big, can make corresponding adjustment for the structure of different circuit communication modules, so that communication module
Applicability is low.
Utility model content
The purpose of this utility model is to provide a kind of network communication control module, solve existing communication module volume it is big,
The low problem of applicability.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of network communication control module, including PCB substrate, are arranged in PCB substrate and the master control of model AIR202
Chip, the peripheral circuit being connected on main control chip are connected to for generating the SIM card circuit of GPRS network on main control chip,
It is connected on main control chip for detecting the watchdog circuit of main control chip inner case, is connected on main control chip for detecting
Whether there is the voltage detecting circuit of voltage input, connected by 32 pins of antennal interface and main control chip and is used for receiving and transmitting signal
Antenna, connect by serial communication circuit with main control chip and the pin being located on PCB substrate another side draw module, and
The charging module of 5V voltage is provided for main control chip and voltage detecting circuit.
Further, the peripheral circuit includes the diode D5 that anode is connected to charging module output end, in parallel latter
End is connected to capacitor C1, the capacitor C2, capacitor C3, capacitor C4 of diode D5 cathode and other end ground connection, and one end is connected to master control
1 pin of chip, other end ground connection debugging resistance R6, the cathode of the diode D5 be connected to main control chip 37 pins and
On 38 pins.
Further, 2~7 pins of the main control chip are connected with external equipment by control circuit.
Further, 13 pins of the main control chip are connected with networking indicating circuit, and the networking indicating circuit includes
Resistance R22 and anode that one end is connected on 13 pins of main control chip are connected to the light emitting diode of the resistance R22 other end
LED3, the other end ground connection of the Light-emitting diode LED 3.
Further, the voltage detecting circuit includes that collector is connected to 37 pins, the emitter of main control chip and connects
The triode Q1 of the power input of charging module, the resistance R1 being connected in parallel between the emitter and base stage of triode Q1, current collection
Pole meets the triode Q2 being grounded in the base stage of triode Q1, emitter, is connected in parallel between the emitter and base stage of triode Q2
Resistance R3, one end connect with the base stage of triode Q2, the resistance R4 of the 5 pins connection of the other end and main control chip, connects latter
Terminate at the base stage of triode Q2, resistance R8 and resistance R7 on another 3 pins for terminating at main control chip, latter termination of connecting
Resistance R9 and resistance R10, the resistance R8 and electricity on the base stage of triode Q2, another 3 pins for terminating at main control chip
Hinder the tie point ground connection of R7, the output end connection of the tie point and charging module of the resistance R9 and resistance R10.
Further, the serial communication circuit includes that one end is connected on 24 pins of main control chip, the other end connects
Resistance R12 on 8 pins of main control chip, emitter are connected to the triode Q3 on 8 pins of main control chip, one end connection
On 24 pins of main control chip, the other end be connected to the resistance R11 of triode Q3 base stage, one end is connected to the 24 of main control chip
On pin, the other end be connected to the resistance R14 on 9 pins of main control chip, emitter is connected on 9 pins of main control chip
Triode Q4, one end is connected on 24 pins of main control chip, the other end is connected to the resistance R13 of triode Q4 base stage, described
The collector of triode Q3 is connected to pin and draws on the data sending terminal mouth of module, and the collector of the triode Q4 is connected to
Pin is drawn in the data accept port of module.
Further, the interface being inserted into for SIM card in SIM card circuit is provided in the PCB substrate.
Further, it is two rows of contact pins that the pin, which draws module, is located at the both ends at the PCB substrate back side.
Compared with prior art, the utility model has the following beneficial effects:
(1) the utility model issues the instruction of shaping modes by long-range control terminal, receives command adapted thereto in antenna
Afterwards, high level is presented in the respective pins for controlling main control chip, achievees the purpose that selection；Meanwhile control terminal can also issue switch
Instruction, external equipment are connected on main control chip by control circuit, and main control chip instructs control external equipment based on the received
Unlatching or halted state；The utility model is provided with pin and draws module, and the pin for dispersing communication control module is connected to
Pin is drawn on mother's row pin of module, convenient for the connection of external circuitry and communication control module, solves existing communication module
The problem that volume is big, applicability is low, this module can both be independently operated, or be embedded into other hardware products and use,
Applicability is high, while integrated setting is also convenient for carrying out secondary development.
(2) the utility model is provided with networking indicating circuit, and under normal circumstances, light emitting diode is in illuminating state, with
Convenient for knowing the connected state of module.
(3) the utility model is provided with voltage detecting circuit, disconnected detecting for detecting the power supply state of main control chip
Signal is sent to control terminal by antenna when electric, in order to the working condition of manager's timely learning module.
Detailed description of the invention
Fig. 1 is the principles of the present invention block diagram.
Fig. 2 is the main control chip and its peripheral circuit diagram of the utility model.
Fig. 3 is the circuit diagram of the voltage detecting circuit of the utility model.
Fig. 4 is the circuit diagram of the charging module of the utility model.
Fig. 5 is the circuit diagram of the serial communication circuit of the utility model.
Fig. 6 is the circuit diagram of the watchdog circuit of the utility model.
Fig. 7 is the circuit diagram of the SIM card circuit of the utility model.
Fig. 8 is that the pin of the utility model draws module map.
Fig. 9 is the positive structure schematic of the utility model.
Figure 10 is the reverse structure schematic of the utility model.
Wherein, the corresponding title of appended drawing reference are as follows:
1-PCB substrate, 2- main control chip, 3- antennal interface, 4- antenna, 5- interface, 6-SIM card circuit, 7- pin draw
Module out.
Specific embodiment
The utility model is described in further detail with embodiment for explanation with reference to the accompanying drawing, and the mode of the utility model includes
But it is not limited only to following embodiment.
Embodiment
As shown in Fig. 1~10, a kind of network communication control module disclosed by the utility model, including PCB substrate 1, setting
In PCB substrate 1 and the main control chip 2 of model AIR202, the peripheral circuit being connected on main control chip 2 are connected to master control
For generating the SIM card circuit 6 of GPRS network on chip 2, it is connected on main control chip 2 for detecting 2 inside feelings of main control chip
The watchdog circuit of condition is connected on main control chip 2 for detecting whether there is the voltage detecting circuit of voltage input, passes through antenna
Interface 3 connect and is used for the antenna 4 of receiving and transmitting signal with 32 pins of main control chip 2, passes through serial communication circuit and main control chip 2
Connection and the pin being located on 1 another side of PCB substrate extraction module 7, and 5V is provided for main control chip 2 and voltage detecting circuit
The charging module of voltage.
Further, the peripheral circuit includes the diode D5 that anode is connected to charging module output end, in parallel latter
End is connected to capacitor C1, the capacitor C2, capacitor C3, capacitor C4 of diode D5 cathode and other end ground connection, and one end is connected to master control
1 pin of chip 2, the cathode of debugging the resistance R6, the diode D5 of other end ground connection are connected to 37 pins of main control chip 2
On 38 pins.
2~7 pins of the main control chip 2 are connected with external equipment by control circuit, can connect six pipeline equipments, each
Control circuit, the state of independent control external equipment, the utility model are respectively provided between external equipment and the pin of main control chip 2
The control circuit used is existing circuit, and in input terminal input high level, the external equipment for controlling connection is in opening state
State；In input terminal input low level, the external equipment for controlling connection is in halted state, and it is outer to send control in remote control terminal
When the instruction of portion's opening of device or stopping, after being connected to the antenna acquisition corresponding signal on main control chip 2, main control chip 2 is controlled
Respective pins high level or low level is presented, to control the state of external equipment.
The utility model can also adjust different modes, the i.e. switching of pin, when needing to select a certain external equipment,
High level is exported on the correspondence pin of 2~7 pins of main control chip 2 to be selected；The utility model can also be in master control core
Load is connected on 28 pins of piece 2, is exported the PWM wave of different duty, is controlled the parameters such as the brightness of load.
For the ease of knowing the connected state of module, 13 pins of the main control chip 2 are connected with networking indicating circuit, institute
Stating networking indicating circuit includes that resistance R22 that one end is connected on 13 pins of main control chip 2 and anode are connected to resistance
The Light-emitting diode LED 3 of the R22 other end, the other end ground connection of the Light-emitting diode LED 3；The SIM card electricity of the utility model
Road is existing preferred circuit, is mainly made of SIM card, zener diode, capacitor and resistance, for generating GPRS network, just
In normal situation, Light-emitting diode LED 3 is in illuminating state, and user can quickly judge whether it is network when module breaks down
The failure that reason generates, in order to the normal receiving and transmitting signal of antenna, and is provided in the PCB substrate 1 in SIM card circuit 6
The interface 5 of SIM card insertion, it is easy to operate.
Further, the voltage detecting circuit includes that collector is connected to 37 pins, the emitter of main control chip 2 and connects
The triode Q1 of the power input of charging module, the resistance R1 being connected in parallel between the emitter and base stage of triode Q1, current collection
Pole meets the triode Q2 being grounded in the base stage of triode Q1, emitter, is connected in parallel between the emitter and base stage of triode Q2
Resistance R3, one end connect with the base stage of triode Q2, the resistance R4 of the 5 pins connection of the other end and main control chip 2, connects latter
Terminate at the base stage of triode Q2, resistance R8 and resistance R7 on another 3 pins for terminating at main control chip 2, one end after series connection
Connect resistance R9 on the base stage of triode Q2, another 3 pins for terminating at main control chip 2 and resistance R10, the resistance R8 and
The tie point of resistance R7 is grounded, the output end connection of the tie point and charging module of the resistance R9 and resistance R10.
When there is 5V voltage input, after electric resistance partial pressure, voltage is can be obtained in 5 pins of main control chip 2；If no-voltage
Input, then 5 pins of main control chip 2 are just without voltage input, when the voltage detection terminal inspection being connected on 23 pin of main control chip
When measuring no-voltage, then signal is sent by the antenna being connected on 32 pins of main control chip 2, keep long-range control terminal real-time
Know the information that control module has had a power failure.
Further, the serial communication circuit includes that one end is connected on 24 pins of main control chip 2, the other end connects
Resistance R12 on 8 pins of main control chip 2, emitter are connected to the triode Q3 on 8 pins of main control chip 2, and one end connects
Connect on 24 pins of main control chip 2, the other end is connected to the resistance R11 of triode Q3 base stage, one end is connected to main control chip 2
24 pins on, the other end be connected to the resistance R14 on 9 pins of main control chip 2, what emitter was connected to main control chip 29 draws
Triode Q4 on foot, one end is connected on 24 pins of main control chip 2, the other end is connected to the resistance of triode Q4 base stage
R13, the collector of the triode Q3 are connected to pin and draw on the data sending terminal mouth of module, the current collection of the triode Q4
Pole is connected to pin and draws in the data accept port of module.
In order to improve the integrated of module, the utility model, which is provided with, draws module 7 by the pin that two rows of row's needles form, and makes
The pin of communication control module dispersion is ordered in pin and draws in module 7, and the data that pin draws module 7 send, receive
Port is connect by serial communication circuit with the serial port of main control chip 2, and other function pin is also connected to pin and draws mould
On block 7, when needing using this module, directly row's needle, which is inserted on mother row of external circuitry setting, be can be used, and be solved existing
There is the problem that communication module volume is big, applicability is low, this module can both be independently operated, or be embedded into other hardware and produce
It is used in product, while integrated setting is also convenient for carrying out secondary development.
The watchdog circuit that the utility model uses is existing preferred circuit, for regularly checking inside main control chip 2
The case where, Restart Signal is issued to main control chip 2 once mistake occurs, guarantees the normal operation of module.Above-described embodiment is only
For one of preferred embodiments of the present invention, the protection scope of the utility model should not be taken to limit, as long as in this reality
That with novel body design thought and mentally makes has no the technical issues of change of essential meaning or polishing, solved
Still consistent with the utility model, it should all be included within the scope of protection of this utility model.
Claims (8)
1. a kind of network communication control module, which is characterized in that including PCB substrate (1), be arranged on PCB substrate (1) and model
For the main control chip (2) of AIR202, the peripheral circuit being connected on main control chip (2) is connected on main control chip (2) for producing
The SIM card circuit (6) of raw GPRS network, is connected on main control chip (2) for detecting guarding the gate for main control chip (2) inner case
Dog circuit is connected on main control chip (2) for detecting whether there is the voltage detecting circuit of voltage input, passes through antennal interface
(3) antenna (4) of receiving and transmitting signal is connect and be used for 32 pins of main control chip (2), passes through serial communication circuit and master control core
Piece (2) connection and pin extraction module (7) being located on PCB substrate (1) another side, and examined for main control chip (2) and voltage
The charging module of slowdown monitoring circuit offer 5V voltage.
2. a kind of network communication control module according to claim 1, which is characterized in that the peripheral circuit includes anode
It is connected to the diode D5 of charging module output end, one end is connected to the capacitor of diode D5 cathode and other end ground connection after parallel connection
C1, capacitor C2, capacitor C3, capacitor C4, one end are connected to the debugging resistance R6 of 1 pin of main control chip (2), other end ground connection,
The cathode of the diode D5 is connected on 37 pins and 38 pins of main control chip (2).
3. a kind of network communication control module according to claim 2, which is characterized in that the 2 of the main control chip (2)~
7 pins are connected with external equipment by control circuit.
4. a kind of network communication control module according to claim 3, which is characterized in that the 13 of the main control chip (2)
Pin is connected with networking indicating circuit, and the networking indicating circuit includes that one end is connected on 13 pins of main control chip (2)
Resistance R22 and anode are connected to the Light-emitting diode LED 3 of the resistance R22 other end, the Light-emitting diode LED 3 it is another
End ground connection.
5. a kind of network communication control module according to claim 4, which is characterized in that the voltage detecting circuit includes
37 pins, the emitter that collector is connected to main control chip (2) meet the triode Q1 in the power input of charging module, in parallel
Resistance R1 between the emitter and base stage of triode Q1, collector meet three be grounded in the base stage of triode Q1, emitter
Pole pipe Q2, the resistance R3 being connected in parallel between the emitter and base stage of triode Q2, one end connect with the base stage of triode Q2, is another
Hold the resistance R4 that connect with 5 pins of main control chip (2), the latter base stage for terminating at triode Q2 of series connection another terminates at master
The resistance R8 and resistance R7 on 3 pins of chip (2) are controlled, the latter base stage for terminating at triode Q2 of connecting another terminates at master
Control the tie point ground connection of the resistance R9 and resistance R10, the resistance R8 and resistance R7 on 3 pins of chip (2), the resistance R9
It is connected with the output end of the tie point of resistance R10 and charging module.
6. a kind of network communication control module according to claim 5, which is characterized in that the serial communication circuit includes
One end is connected on 24 pins of main control chip (2), the other end is connected to the resistance R12 on 8 pins of main control chip (2), hair
Emitter-base bandgap grading is connected to the triode Q3 on 8 pins of main control chip (2), and one end is connected on 24 pins of main control chip (2), is another
End is connected to the resistance R11 of triode Q3 base stage, and one end is connected on 24 pins of main control chip (2), the other end is connected to master
The resistance R14 on 9 pins of chip (2) is controlled, emitter is connected to the triode Q4 on 9 pins of main control chip (2), and one end connects
It connects on 24 pins of main control chip (2), the other end is connected to the resistance R13 of triode Q4 base stage, the collection of the triode Q3
Electrode is connected to pin and draws on the data sending terminal mouth of module, and the collector of the triode Q4 is connected to pin and draws module
Data accept port on.
7. a kind of network communication control module according to claim 6, which is characterized in that be arranged on the PCB substrate (1)
There is the interface (5) for SIM card insertion in SIM card circuit (6).
8. a kind of network communication control module according to claim 7, which is characterized in that the pin draws module (7)
For two rows of contact pins, it is located at the both ends at PCB substrate (1) back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450332.8U CN209390062U (en) | 2019-04-03 | 2019-04-03 | A kind of network communication control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450332.8U CN209390062U (en) | 2019-04-03 | 2019-04-03 | A kind of network communication control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209390062U true CN209390062U (en) | 2019-09-13 |
Family
ID=67852622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920450332.8U Expired - Fee Related CN209390062U (en) | 2019-04-03 | 2019-04-03 | A kind of network communication control module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209390062U (en) |
-
2019
- 2019-04-03 CN CN201920450332.8U patent/CN209390062U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 |