CN2448619Y - Multi-funcltion LED digital fascia panel for motorcycle - Google Patents

Abstract

The utility model relates to a multi-function LED digital fascia panel for motorcycles, which comprises a microprocessor, a motorcycle speed sensor, an engine rotating speed sensor, an oil quantity sensor, a battery voltage sensor, a temperature sensor and a preliminary signal processing circuit. The utility model is characterized in that the multi-function LED digital fascia panel for motorcycles is also provided with a digital tube display circuit, an A/D converting circuit, an outer memory read/write circuit, an LED indication circuit and a keyboard input circuit; an output end of the preliminary signal processing circuit, an output end of the A/D converting circuit and an output end of the keyboard input circuit are connected with an input end of the microprocessor; an input end of the digital tube display circuit and an input end of the LED indication circuit are connected with an output end of the microprocessor.

Description

Motor bike Multifunctional LED digital instrument dial plate

The utility model relates to a kind of auto meter dish, particularly a kind of motor bike Multifunctional LED digital instrument dial plate.

The auto meter dish adopts mechanical pointer to show more at present, its signal is gathered by mechanical drive gear, because its total system is a mechanical device, so low, poor reliability of precision, even so, its total time that travels, the speed of a motor vehicle, engine speed, the total kilometrage that travels, the data such as time mileage, temperature, oil consumption, Battery voltage of travelling all not all show at a gauge panel during motorcycle driving, in case low on fuel, Battery voltage are low excessively, the speed of a motor vehicle can not give the user with prompting too soon.

The purpose of this utility model can show the total time that travels, the speed of a motor vehicle, engine speed, the total kilometrage that travels when being to design a kind of vehicle ', travel time mileage, temperature, oil consumption, Battery voltage, when low on fuel, Battery voltage are low excessively, can alarm when the speed of a motor vehicle is too fast, the motor bike of precision height, good reliability is with Multifunctional LED digital instrument dial plate.

The purpose of this utility model is to realize like this, a kind of motor bike Multifunctional LED digital instrument dial plate, comprise microprocessor, car speed sensor, engine speed sensor, fuel-quantity transducer, the Battery voltage sensor, temperature sensor, the advance signal treatment circuit, it is characterized in that also being provided with the charactron display circuit, A/D change-over circuit and external storage read/write circuit and LED indicating circuit and keyboard input circuit, the mouth of advance signal treatment circuit, the mouth of the mouth of A/D change-over circuit and keyboard input circuit is connected with the input end of microprocessor, and the input end of the input end of charactron display circuit and LED indicating circuit is connected with the mouth of microprocessor.

The signal of being sent here by car speed sensor, driving engine speed transmission sensor is through the advance signal treatment circuit, the voltage signal that temperature, oil mass, voltage sensor are sent here is handled through the A/D change-over circuit, each road signal is become the receptible digital signal input microprocessor of micro controller system, carry out exporting to the charactron display circuit behind the data handing and the LED indicating circuit shows, indicates, show and indicate which kind of data to select or roll display by the keyboard input circuit.If data Normal Alarm circuit is not worked, otherwise corresponding light-emitting diode sends flicker indication warning in the LED indicating circuit.

The motor bike that adopts the utility model to provide Multifunctional LED digital instrument dial plate, when vehicle ', can show the total time that travels, the speed of a motor vehicle, engine speed, the total kilometrage that travels, time mileage of travelling, temperature, oil consumption, Battery voltage, in case can report to the police when surpassing limit value, monitoring accuracy height, good reliability.

The utility model accompanying drawing is the schematic circuit diagram of motor bike with Multifunctional LED digital instrument dial plate.

Among the figure: 1-car speed sensor 2-engine speed sensor 3-signal preposing signal process circuit 4-microprocessor 5-Battery voltage sensor 6-fuel-quantity transducer 7-temperature sensor

Further specify embodiment of the present utility model with reference to the accompanying drawings, motor bike Multifunctional LED digital instrument dial plate, as shown in drawings, comprise microprocessor 4, car speed sensor 1, engine speed sensor 2, fuel-quantity transducer 6, Battery voltage sensor 5, temperature sensor 7, signal preposing signal process circuit 3, be characterized in also being provided with the charactron display circuit, A/D change-over circuit and external storage read/write circuit and LED indicating circuit and keyboard input circuit, the mouth of advance signal treatment circuit 3, the mouth of the mouth of A/D change-over circuit and keyboard input circuit is connected with the input end of microprocessor 4, and the input end of the input end of charactron display circuit and LED indicating circuit is connected with the mouth of microprocessor 4.

A/D change-over circuit and external storage read/write circuit are made up of 8 A/D converter IC1, socket J, pull-up resistor R1-R5, serial reading writing memory IC2, A/D converter IC1 and the shared pull-up resistor of reading writing memory IC2, mouth 18,16,13,12 pin of IC1 are connected with the input end P0.3-P0.7 port of microprocessor respectively with the common contact of pull-up resistor R1-R5, and socket J is connected with Battery voltage sensor, fuel-quantity transducer, temperature sensor.A/D converter IC1 adopts 8 A/D, 5V inputs, serial output, can save the quantity of using the microprocessor port, serial output terminal all connects and draws resistance, external reading writing memory is the FLASH memory, can read and write by microprocessor, because itself and A/D converter time-sharing operation, so shared pull-up resistor.

The charactron display circuit is made up of LED charactron LED1-LED8, aerotron Q1-Q8, resistance R 11-R18, gated decoder IC3, each segment encode of LED1-LED8 is connected with output end of microprocessor P1.0-P1.7 port, and input end A, the B of gated decoder, C pin are connected with the mouth P0.0-P0.2 port of microprocessor respectively.Various information of the present utility model is by LED charactron (dot matrix pipe or rice word pipe) output, in order to reduce power consumption, adopted the scanning display mode, so adopt 74LS138 gated decoder IC3, aerotron Q1-Q8 is a gating switch, R11-R18 is a current-limiting resistance, and LED charactron (dot matrix pipe or rice word pipe) also can show information such as manufacturer, vehicle frame number, Motor Number.For example present embodiment is when energized, and the LED charactron will show information such as JIALNG, JH125.Display mode can have two kinds, static and dynamic (rolling).

LED indicating circuit and keyboard input circuit are made up of LED light-emitting diode D1-D8, series resistance R10, button S1, S2, S3, the negative terminal of LED light-emitting diode D1-D8 is connected with the mouth P2.0-P2.7 port of microprocessor respectively, and the mouth of button S1, S2, S3 is connected with the input end P3.0-P3.2 port of microprocessor respectively.8 LED light-emitting diode D1-D8 are as function indication usefulness, each diode is indicated an information content respectively, as the speed of a motor vehicle, engine speed, oil mass, Battery voltage, temperature ... certain diode is lighted certain information of then representing current demonstration, monitoring, when this is out-of-limit, this diode sends flicker warning indication, submits to navigating mate to note.Button S1, S2, S3 are respectively and adjust key, function (+), function (-), by function+,-key can show switching, can ask the zero-sum mode switch by adjusting key.

Claims (4)

1. a motor bike is with Multifunctional LED digital instrument dial plate, comprise microprocessor, car speed sensor, engine speed sensor, fuel-quantity transducer, the Battery voltage sensor, temperature sensor, the advance signal treatment circuit, it is characterized in that also being provided with the charactron display circuit, A/D change-over circuit and external storage read/write circuit and LED indicating circuit and keyboard input circuit, the mouth of advance signal treatment circuit, the mouth of the mouth of A/D change-over circuit and keyboard input circuit is connected with the input end of microprocessor, and the input end of the input end of charactron display circuit and LED indicating circuit is connected with the mouth of microprocessor.

2. by the described motor bike of claim 1 Multifunctional LED digital instrument dial plate, it is characterized in that A/D change-over circuit and external storage read/write circuit be made up of 8 A/D converter IC1, socket J, pull-up resistor R1-R5, serial reading writing memory IC2, A/D converter IC1 and the shared pull-up resistor of reading writing memory IC2, mouth 18,16,13,12 pin of IC1 with on draw the common contact of grade resistance R 1-R5 to be connected with the input end P0.3-P0.7 port of microprocessor respectively, socket J and Battery voltage sensor, fuel-quantity transducer, temperature sensor connects.

3. by the described motor bike of claim 1 Multifunctional LED digital instrument dial plate, it is characterized in that the charactron display circuit is made up of LED charactron LED1-LED8, aerotron Q1-Q8, resistance R 11-R18, gated decoder IC3, each segment encode of LED1-LED8 is connected with output end of microprocessor P1.0-P1.7 port, and input end A, the B of gated decoder, C pin are connected with the mouth P0.0-P0.2 port of microprocessor respectively.

4. by the described motor bike of claim 1 Multifunctional LED digital instrument dial plate, it is characterized in that LED indicating circuit and keyboard input circuit be made up of LED light-emitting diode D1-D8, series resistance R10, button S1, S2, S3, the negative terminal of LED light-emitting diode D1-D8 is connected with the mouth P2.0-P2.7 port of microprocessor respectively, and the mouth of button S1, S2, S3 is connected with the input end P3.0-P3.2 port of microprocessor respectively.