CN201869233U

CN201869233U - Remote address code setting circuit of detector module

Info

Publication number: CN201869233U
Application number: CN2010205927800U
Authority: CN
Inventors: 傅哲龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-05
Filing date: 2010-11-05
Publication date: 2011-06-15
Anticipated expiration: 2020-11-05

Abstract

The utility model relates to a remote address code setting circuit of a detector module, which is characterized in that the circuit comprises an address code single-chip microcomputer controller and a detector single-chip microcomputer controller, the output end of the address code single-chip microcomputer controller is connected with a 75176 transceiver, the 75176 transceiver is connected with an RS485 communication bus to form a data remote transmission communication circuit, a switch K1, a switch K2 and a switch K3 which are respectively connected with a resistor are connected to the address code single-chip microcomputer controller, the control output end of the address code single-chip microcomputer controller is connected with a light emitting diode (LED) display circuit and an alarm circuit and is connected with the input/output (I/O) communication circuit of the detector single-chip microcomputer controller for data communication, and the output end of the detector single-chip microcomputer controller is connected with the data remote transmission communication circuit formed by the 75176 transceiver which is connected with the RS485 communication bus. By using the remote address code setting circuit of the detector module, the address of a numbering machine of a detector can be set and original address codes can be modified or read.

Description

Detector module remote address sign indicating number is provided with circuit

Technical field

The utility model relates to the detector field, particularly relates to a kind of detector module remote address sign indicating number circuit is set.

Background technology

The most regular coding address mode that adopts of detector module address scrambler can't the modified address sign indicating number, and quantity is more, and display circuit mostly is not set, and is not easy to the detector coding, can't the construction system coding requirement, and bring puzzlement for engineering debug and user.

The utility model content

The purpose of this utility model provides a kind of can the numbering machine address of detector the setting, and original address code is made amendment the address or the detector module remote address sign indicating number that reads is provided with circuit.

The technical scheme that the utility model adopted is such: a kind of detector module remote address sign indicating number is provided with circuit, constitute by address code singlechip controller and detector singlechip controller, described address code singlechip controller output connects 75176 transceivers, and connect the RS485 communication bus by 75176 transceivers and form the data remote telecommunication circuit, the K switch 1 that is connected with resistance respectively, K2, K3 is connected to the address code singlechip controller, address code singlechip controller control output LED display circuit and warning circuit, and connection detector singlechip controller I/O telecommunication circuit is carried out data communication, the data remote telecommunication circuit that detector singlechip controller output connection is made up of 75176 transceivers connection RS485 communication bus.

Described detector singlechip controller I/O telecommunication circuit output connects watchdog circuit, sends memory data signal.

After described K switch 1, K2 pressed for 3 seconds simultaneously, the LED display circuit showed sign indicating number address, current address, pressed K switch 2 respectively, K3 makes amendment to address code.

By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: this circuit communicates setting and the long-range setting of RS485 telecommunication circuit by the single-chip processor i/o mouth of outer locator I/O mouth internal processes and this programmable device, be provided with by the numbering machine address of keyboard circuit by single-chip microcomputer detector, deposit in the detector module watchdog circuit, can be by programmable device to make amendment address or read, the original address of detector.

Description of drawings

Fig. 1 is the circuit theory diagrams of the utility model embodiment.

Embodiment

Further specify the utility model below in conjunction with the drawings and specific embodiments.

As shown in Figure 1, a kind of detector module remote address sign indicating number is provided with circuit, constitute by address code singlechip controller IC1 and detector singlechip controller U1, the 37th of described address code singlechip controller IC1,10, the 1st of 11 pin and 75176 transceiver ics 3,2,3,4 connect, and connect RS485 communication bus COM by 75176 transceiver ics 3 and form the data remote telecommunication circuit, the K switch 1 that is connected with resistance 1R4 respectively, K2, K3 is connected to the 1st of address code singlechip controller IC1,2,3 pin, the 4th of address code singlechip controller IC1,6,7, the 3rd of 8 pin and LED display circuit IC2,4,5,6,13 pin connect, the 12nd pin of address code singlechip controller IC1 connects by resistance 1R2 series connection triode Q1, the warning circuit of buzzer YD, its the 33rd pin connects the I/O telecommunication circuit of detector singlechip controller U1 and carries out data communication, the 32nd of detector singlechip controller U1,10, the output of 11 pin connects the 1st of 75176 transceiver U3,2,3,4 pin, and connect RS485 communication bus COM1 by 75176 transceiver U3 and form the data remote telecommunication circuit, described K switch 1, after K2 pressed for 3 seconds simultaneously, the LED display circuit shows sign indicating number address, current address, presses K switch 2 respectively, K3 makes amendment to address code.The on-the-spot setting is to press K1 respectively, K2 and K3 carry out corresponding address code setting, after carrying out logic analysis and judge by address code singlechip controller IC1, when pressing K switch 1 and K2 key simultaneously after 3 seconds, address code singlechip controller IC1 exports driving data, driving LED display circuit IC2 shows the current address sign indicating number, press K switch 2 again, K3 adjusts appropriate address code bit number and set point, address code is made amendment, be connected in detector singlechip controller I/O telecommunication circuit by address code singlechip controller IC1 and carry out data communication, receive the instruction of address code singlechip controller IC1 transmission as detector singlechip controller U1 after, the I/O telecommunication circuit output of detector singlechip controller U1 connects watchdog circuit U2, send memory data signal, when the sign indicating number of needs modified address, press K switch 1, address code singlechip controller IC1 reads detector singlechip controller U1 and transfers a dog circuit U 2 data of database information and transmit information by detector singlechip controller U1 to address code singlechip controller IC1.

Signal communicates with COM1 by RS485 communication bus COM and is connected, switch two buses by the 6th, 7 pin of 75176 transceiver U3 and 75176 transceiver ics 3 and finish data transaction, transmit the storage data command by detector singlechip controller U1 to U2 again and deposit among the watchdog circuit U2, realize the digital coding remote transmission.

More than show and described basic principle of the present utility model and principal character and advantage thereof; the technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the explanation just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1. a detector module remote address sign indicating number is provided with circuit, it is characterized in that: constitute by address code singlechip controller and detector singlechip controller, described address code singlechip controller output connects 75176 transceivers, and connect the RS485 communication bus by 75176 transceivers and form the data remote telecommunication circuit, the K switch 1 that is connected with resistance respectively, K2, K3 is connected to the address code singlechip controller, address code singlechip controller control output LED display circuit and warning circuit, and connection detector singlechip controller I/O telecommunication circuit is carried out data communication, the data remote telecommunication circuit that detector singlechip controller output connection is made up of 75176 transceivers connection RS485 communication bus.

2. a kind of detector module remote address sign indicating number according to claim 1 is provided with circuit, it is characterized in that: described detector singlechip controller I/O telecommunication circuit output connects watchdog circuit, sends memory data signal.