CN207743961U - A kind of general CDMA collectors - Google Patents
A kind of general CDMA collectors Download PDFInfo
- Publication number
- CN207743961U CN207743961U CN201721624176.XU CN201721624176U CN207743961U CN 207743961 U CN207743961 U CN 207743961U CN 201721624176 U CN201721624176 U CN 201721624176U CN 207743961 U CN207743961 U CN 207743961U
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- CN
- China
- Prior art keywords
- electrically connected
- cdma
- power supply
- circuit
- modules
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Emergency Protection Circuit Devices (AREA)
Abstract
A kind of general CDMA collectors comprising such as lower component：For the power supply of power supply, the CDMA communication modules of data are used for transmission, are used for the lightning protection circuit of lightning protection, are used to provide the communication interface that communication connects, the LED indicating circuit for carrying out display instruction, the SIM card circuit for providing SIM card circuit and control chip；The control chip is electrically connected with power supply, LED indicating circuit, communication interface, CDMA communication modules respectively；The power supply is electrically connected with CDMA communication modules simultaneously；The communication interface is electrically connected with lightning protection circuit simultaneously；The CDMA communication modules are electrically connected with SIM card circuit simultaneously.The general CDMA collectors of the utility model have the advantages that compared with prior art：Solve the problem of that the network of only telecommunications cannot be acquired data with others such as GPRS.It is high to solve wired collector cost of installation and maintenance, the limited problem of transmission range.It solves the problem of that collector LORA, WIFI transmission range of wireless short-distance transmission is not far and is unable to large area covering.
Description
Technical field
The utility model is related to water meters remotely to copy control technical field, more particularly to a kind of general CDMA collectors.
Background technology
Existing collector peace wiring point, there is wired and wireless two kinds, and wired cost of installation and maintenance is high, and transmission range has
Limit.
Collector LORA, WIFI transmission range of wireless short-distance transmission is not far, is unable to large area covering.
Some places only have the network of telecommunications, cannot be acquired data with others such as GPRS.
Utility model content
In view of this, used the utility model proposes a kind of CDMA in the region that can make full use of CDMA coverings
General CDMA collectors.
A kind of general CDMA collectors comprising such as lower component：
For the power supply of power supply, the CDMA communication modules of data are used for transmission, the lightning protection circuit of lightning protection are used for, for providing
The communication interface for communicating connection, the LED indicating circuit for carrying out display instruction, the SIM card electricity for providing SIM card circuit
Road and control chip；
The control chip is electrically connected with power supply, LED indicating circuit, communication interface, CDMA communication modules respectively；
The power supply is electrically connected with CDMA communication modules simultaneously；The communication interface is electrically connected with lightning protection circuit simultaneously；Institute
It states CDMA communication modules while being electrically connected with SIM card circuit；
The MC8618 modules of the model ZTE Corporation of the CDMA communication modules, maximum current 0.5A, and carry
Antennal interface, the MC8618 modules the 17th, be electrically connected respectively with the 16th pin with antenna after 18 pins in parallel；
The model STC12C5A60S2 of the control chip, the 37th pin for controlling chip pass sequentially through and capacitance, electricity
It is grounded after resistance series connection；
13rd pin of MC8618 modules is electrically connected with the collector of triode, the emitter ground connection of triode, triode
Base stage be electrically connected respectively with capacitance, two resistance one end, capacitance, one of resistance other end ground connection, another resistance it is another
One end is electrically connected with the 11st pin of STC12C5A60S2.
In general CDMA collectors described in the utility model,
The power supply provides 3.3V electricity for chip in order to control, communication interface, lightning protection circuit, LED indicating circuit, also uses
It is electric in providing 3.6V for CDMA communication modules.
In general CDMA collectors described in the utility model,
The communication interface is realized and the communication of terminal device, data acquisition function.
Implement general CDMA collectors provided by the utility model to have the advantages that compared with prior art：It solves
The only network of telecommunications, cannot with others for example GPRS is acquired data the problem of.It solves wired collector installation and safeguards
It is of high cost, the limited problem of transmission range.Collector LORA, WIFI transmission range for solving wireless short-distance transmission is not far, no
The problem of energy large area covering.
Description of the drawings
Fig. 1 is the structure diagram of the general CDMA collectors of the utility model embodiment；
Fig. 2 be the utility model embodiment general CDMA collectors in control chip circuit diagram；
Fig. 3 a be the utility model embodiment general CDMA collectors in CDMA communication modules circuit diagram；
Fig. 3 b are that the circuit of peripheral circuit between the control chip of the utility model embodiment and CDMA communication modules is illustrated
Figure.
Specific implementation mode
As shown in Figure 1, Figure 2, shown in Fig. 3 a, Fig. 3 b, a kind of general CDMA collectors comprising such as lower component：
For the power supply of power supply, the CDMA communication modules of data are used for transmission, the lightning protection circuit of lightning protection are used for, for providing
The communication interface for communicating connection, the LED indicating circuit for carrying out display instruction, the SIM card electricity for providing SIM card circuit
Road and control chip；
The control chip is electrically connected with power supply, LED indicating circuit, communication interface, CDMA communication modules respectively；
The power supply is electrically connected with CDMA communication modules simultaneously；The communication interface is electrically connected with lightning protection circuit simultaneously；Institute
It states CDMA communication modules while being electrically connected with SIM card circuit；
The MC8618 modules of the model ZTE Corporation of the CDMA communication modules, maximum current 0.5A, and carry
Antennal interface, the MC8618 modules the 17th, be electrically connected respectively with the 16th pin with antenna after 18 pins in parallel；
The model STC12C5A60S2 of the control chip, the 37th pin for controlling chip pass sequentially through and capacitance, electricity
It is grounded after resistance series connection；
13rd pin of MC8618 modules is electrically connected with the collector of triode, the emitter ground connection of triode, triode
Base stage be electrically connected respectively with capacitance, two resistance one end, capacitance, one of resistance other end ground connection, another resistance it is another
One end is electrically connected with the 11st pin of STC12C5A60S2.
In general CDMA collectors described in the utility model,
The power supply provides 3.3V electricity for chip in order to control, communication interface, lightning protection circuit, LED indicating circuit, also uses
It is electric in providing 3.6V for CDMA communication modules.
In general CDMA collectors described in the utility model,
The communication interface is realized and the communication of terminal device, data acquisition function.
Implement general CDMA collectors provided by the utility model to have the advantages that compared with prior art：It solves
The only network of telecommunications, cannot with others for example GPRS is acquired data the problem of.It solves wired collector installation and safeguards
It is of high cost, the limited problem of transmission range.Collector LORA, WIFI transmission range for solving wireless short-distance transmission is not far, no
The problem of energy large area covering.
It is understood that for those of ordinary skill in the art, it can be with technology structure according to the present utility model
Think of makes various other corresponding changes and deformation, and all these changes and deformation should all belong to the utility model claims
Protection domain.
Claims (3)
1. a kind of general CDMA collectors, which is characterized in that it includes such as lower component：
For the power supply of power supply, the CDMA communication modules of data are used for transmission, the lightning protection circuit of lightning protection are used for, for providing communication
The communication interface of connection, the LED indicating circuit for carrying out display instruction, SIM card circuit for providing SIM card circuit and
Control chip；
The control chip is electrically connected with power supply, LED indicating circuit, communication interface, CDMA communication modules respectively；
The power supply is electrically connected with CDMA communication modules simultaneously；The communication interface is electrically connected with lightning protection circuit simultaneously；It is described
CDMA communication modules are electrically connected with SIM card circuit simultaneously；
The MC8618 modules of the model ZTE Corporation of the CDMA communication modules, maximum current 0.5A, and included antenna
Interface, the MC8618 modules the 17th, be electrically connected respectively with the 16th pin with antenna after 18 pins in parallel；
The model STC12C5A60S2 of the control chip, the 37th pin for controlling chip pass sequentially through and capacitance, resistance string
It is grounded after connection；
13rd pin of MC8618 modules is electrically connected with the collector of triode, the emitter ground connection of triode, the base of triode
Pole is electrically connected with capacitance, two resistance one end respectively, capacitance, one of resistance other end ground connection, the other end of another resistance
It is electrically connected with the 11st pin of STC12C5A60S2.
2. general CDMA collectors as described in claim 1, which is characterized in that
The power supply provides 3.3V electricity for chip in order to control, communication interface, lightning protection circuit, LED indicating circuit, be additionally operable to for
CDMA communication modules provide 3.6V electricity.
3. general CDMA collectors as described in claim 1, it is characterised in that：
The communication interface is realized and the communication of terminal device, data acquisition function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721624176.XU CN207743961U (en) | 2017-11-29 | 2017-11-29 | A kind of general CDMA collectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721624176.XU CN207743961U (en) | 2017-11-29 | 2017-11-29 | A kind of general CDMA collectors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207743961U true CN207743961U (en) | 2018-08-17 |
Family
ID=63116261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721624176.XU Expired - Fee Related CN207743961U (en) | 2017-11-29 | 2017-11-29 | A kind of general CDMA collectors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207743961U (en) |
-
2017
- 2017-11-29 CN CN201721624176.XU patent/CN207743961U/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 |
Granted publication date: 20180817 Termination date: 20201129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |