Engine Temperature Display circuit for motorbike or car

3 Digit Engine or Engine oil Temperature monitor For long way touring motorbikes, the engine or engine oil temperature monitor is a must have add-on. As temperature increases, biker can control the engine temperature by decreasing accelerator or stop for few hours, That may helps in engine seizure. So lets get started. Circuit diagram Components IC1:PIC16F684 J1 connector...

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3 digit battery voltmeter (0 to 20VDC) for cars and motorbike

Easy and Simple Voltmeter Circuit In every automobile info cluster, everyone needs to know about their battery status, some cars/motorbikes having that features but i don't think they all are showing in volts. some times we need to know about battery charging voltage for overcharging, over draining etc. it will helps user to troubleshoot their electrical systems as...

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LED Breathing circuit (PWM) for highpower LED, LED strip etc

LED breathing is one of the eye candy for every vehicles, LED fad in and fade out effect looks awesome with under body lighting. We are using PIC microcontroller here, PIC12F683 is a small 8 pin circuit and having 1CCP module (PWM) in it, it wont cost too much, may be within Rs.60 (1$).we are using 1 pin...

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12V to 5V Mobile Phone charger circuit (SMPS type)

The Voltage regulation Hero LM7805 will not works as we expected here, it will not provide enough juice(current) to charge cellphone's battery, especially more that 1500mah battery, So we need more current that provides enough juice to cellphone. Here we are using LM2596 (Texas instruments) this provides 3A switch mode power supply. That is more than enough to...

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12V to 5V Clean Filtered DC power supply for automobiles

This circuit is to provide power supply for 1A 5V digital gadgets like gadgets including LCD, Microcontroller, or any gadgets or components that need neat and filtered 5V. The microconroller based project for automobiles mainly having problems with power supply line, the car, motorbike or any automobile power supply includes starter motors, Horns, relays and so many voltage...

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Revealing of Digital RPM meter Technique

The digital RPM meter calculates Revolution of piston or flywheel. The technique behind this is CCP (Capture and Compare) and Pulse width. This is give away of "MMD ramper" secrets ;-) INPUT: All motorbike or Car engine is provided with fry-wheel with pulsar coil to activate spark plugs. these pulses can be taken for RPM reading. The spark...

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Programmed LED strip strobe circuit (Multi type with 2 channels)

Mainly designed for police like light switching. This circuit works best with LED strips, High power LEDes, and also Applicable for Indicators. Well Programmed, 3 Switchable patterns, 1 pattern includes 3 set of blink types This circuit is made by PIC microcontroller, here I pre-programmed for 3 sets of 3 type functions, You can edit that program… The...

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