CN2901463Y

CN2901463Y - Solar energy radio traffic count-down tiem display

Info

Publication number: CN2901463Y
Application number: CN 200620032018
Authority: CN
Inventors: 张卫民
Original assignee: SHENGMAO PHOTOELECTRIC TECHNOLOGIES Co Ltd
Current assignee: SHENGMAO PHOTOELECTRIC TECHNOLOGIES Co Ltd
Priority date: 2006-05-18
Filing date: 2006-05-18
Publication date: 2007-05-16
Anticipated expiration: 2016-05-18

Abstract

The utility model discloses a wireless solar counting-down display for traffic, comprising a shell of a number-displaying panel formed by luminous components and a controlling driving device, while the controlling driving device is provided with a power circuit, a emitting-and-receiving circuit consisted of a wireless-transmitting module and an aerial, a low power-consumption single chip, serial line interfaces, a function-setting switch, a clock circuit, a output-driving interface and a driving-and-detecting circuit. The low power-consumption single chip is connected respectively with the driving-and-detecting circuit and the emitting-and-receiving circuit via the serial line interfaces and the output-driving interfaces. The detecting-outputting terminal of the driving-and-detecting circuit is electrically connected with the input terminal of the low power-consumption single chip. The driving-outputting terminal of the driving-and-detecting circuit is electrically connected with the input terminal of the number-displaying panel. The utility model has the advantages that the device cooperates with the wireless traffic-signal controller to realize multi-phase wireless traffic-signal counting-down display, meeting the basic functions of present wire traffic light.

Description

Solar energy radio traffic countdown display

Technical field

The utility model relates to the wireless traffic signal indicating device, especially relates to solar energy radio traffic solar energy radio traffic countdown display.

Background technology

Existing traffic signal system mostly adopts the power supply of 220V power supply, and the traffic lights group of four direction links to each other with traffic signal controlling machine by underground cable, drive unit, implements line traffic control by traffic signal controlling machine.The existing deficiency of wired control mode of this traffic lights is to need electrical network that power supply is provided, and traffic lights power lead and control line also need be maked somebody a mere figurehead or buried laying, therefore people attempt to utilize sun power as power supply traffic lights to be carried out controlled in wireless, as Chinese utility model patent number be: ZL200420117873.2, name is called " solar energy radio traffic lights " and also discloses a kind of technical scheme of utilizing sun power to carry out the controlled in wireless traffic lights, but the signal lamp in this technical scheme only has the red of single-phase, yellow, green tri coloured lantern indication, can not reach the basic function of existing wired traffic signal controlling machine, therefore still have bigger gap apart from practical application.

The utility model content

The utility model purpose is to provide a kind of and is used with the wireless traffic signal controller, to realize the display of leggy wireless traffic signal countdown.

For achieving the above object, the utility model can be taked following technical proposals:

Solar energy radio traffic countdown display described in the utility model, it comprises the housing that has the numeral demonstration byte plate of being made up of light-emitting component, and accessory drive, the transceiver circuit that described drive unit is made up of power circuit, wireless transport module and antenna, low-power scm, serial line interface, function setting switch, clock circuit, output driving interface and driving and testing circuit constitute; Described low-power scm is electrically connected with described driving and testing circuit, transceiver circuit respectively by serial line interface, output driving interface; The detection output terminal of driving and testing circuit is electrically connected with the input port of low-power scm, and the drive output of driving and testing circuit shows that with described numeral byte plate input end is electrically connected; The output terminal of described function setting switch is electrically connected with another input port of low-power scm; Described clock circuit output terminal is electrically connected with the input port of low-power scm.

The utility model advantage is to be used with the wireless traffic signal controller, realizes that the countdown of leggy wireless traffic signal shows, to satisfy the basic function of existing wired traffic signals.Wireless transport module receives the signal that the wireless traffic signal controller sends by antenna, outputs in the end power consumption single-chip microcomputer through serial line interface.Clock circuit provides clock signal to low-power scm, and low-power scm with field control signal output driving circuit, drives count-down device byte work by driving circuit through the output driving interface.

Description of drawings

Fig. 1, Fig. 2 are circuit theory diagrams of the present utility model.

Fig. 3 is a schematic block circuit diagram of the present utility model.

Embodiment

As shown in the figure, solar energy radio traffic countdown display described in the utility model, it comprises the housing that has the numeral demonstration byte plate of being made up of light-emitting component, and accessory drive, the transceiver circuit that described drive unit is made up of power circuit, wireless transport module SRWF-501 and antenna, low-power scm MSP430F139, serial line interface RS232, function setting switch, clock circuit DS1306,12 tunnel output driving interface and the driving of No. 12 street lamps and testing circuit constitute; Described low-power scm MSP430F139 is electrically connected with No. 12 street lamp drivings and testing circuit, transceiver circuit respectively by serial line interface RS232,12 tunnel output driving interface; No. 12 street lamps drive and the detection output terminal of testing circuit is electrically connected with the input port of low-power scm MSP430F139, and No. 12 street lamps drive and the drive output of testing circuit shows that with described numeral byte plate input end is electrically connected; The output terminal of described function setting switch is electrically connected with another input port of low-power scm MSP430F139; Described clock circuit DS1306 output terminal is electrically connected with the input port of low-power scm MSP430F139.

The utility model circuit working principle is as follows:

Wireless transport module SRWF-501 receives the signal that the wireless traffic signal controller sends by antenna, outputs among the single-chip microcomputer MSP430F139 through the RS232 interface.

The voltage of storage battery output provides power supply for single-chip microcomputer MSP430F139 and other circuit after the power circuit voltage stabilizing.Clock DS1306 provides clock signal for single-chip microcomputer MSP430F139, and single-chip microcomputer MSP430F139 with 12 street lamp driving circuits of field control signal output, drives count-down device byte work by 12 street lamp driving circuits through 12 street lamp driving interface.

The interface P2.0-P2.7 of low-power scm MSP430F139 links to each other with function setting switch SW1 by U1 (74HC245), is used to be provided with direction and function.P4.0-P4.7 links to each other with the input of 12 metal-oxide-semiconductors by U8, U10 (74HC245) with P5.0-P5.7, is used to drive the count-down device display field.Wherein, the output of metal-oxide-semiconductor Q2-Q5 connects the input of metal-oxide-semiconductor Q13-Q16, and the output terminal of metal-oxide-semiconductor Q13-Q16 connects the common oedoeagus of green ten of count-down device display field, green position, red ten, red positions respectively.The common cloudy end of the output termination count-down device display field of metal-oxide-semiconductor Q6-Q12 realizes that by timesharing scanning the numeral of count-down device shows.

The interface P3.4-P3.7 of low-power scm MSP430F139 links to each other with wireless module SRWF-501 by U3 (MAX232), is used to receive the information that steering order and transmission are returned.Interface P3.0 is by U8 (74HC245) driven for emitting lights pipe D1, as the duty indication of system.U7 forms the system power-on reset circuit.Relay J 6 and resistance R 1, R2, R3, R4 form the emulator jtag interface, are used for writing of low-power scm MSP430F139 internal processes.

Claims

1, a kind of solar energy radio traffic countdown display, it comprises the housing that has the numeral demonstration byte plate of being made up of light-emitting component, and accessory drive, it is characterized in that: the transceiver circuit that described drive unit is made up of power circuit, wireless transport module and antenna, low-power scm, serial line interface, function setting switch, clock circuit, output driving interface and driving and testing circuit constitute; Described low-power scm is electrically connected with described driving and testing circuit, transceiver circuit respectively by serial line interface, output driving interface; The detection output terminal of driving and testing circuit is electrically connected with the input port of low-power scm, and the drive output of driving and testing circuit shows that with described numeral byte plate input end is electrically connected; The output terminal of described function setting switch is electrically connected with another input port of low-power scm; Described clock circuit output terminal is electrically connected with the input port of low-power scm.