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1. sl ofa OES Van 161 I VELLEMAN NV Legen Heirweg 33 9890 Gavere Belgium Europe www velleman be www velleman kit com 10 exciting solar projects which you can actually use Projects featured in this box Solar Powered LED sse As long as the sun shines the LED will light pag 8 Solar powered attention grabber pag 10 Solar Powered As long as the sun shines the cricket will chirp 12 Simple Solar Battery Free energy to keep your batteries in shape pag 14 Solar Battery Charger with Charge Indicator An LED turns on when the batteries are charging pag 16 oolar Musical n eo eR ERR ERE RU More light higher note pag 18 IR Romole Cohtrol tiran tst En ndm tien Listen to your IR remote 20 Solar Garden Light ss sss LED turns on at dusk and turns off at dawn fully automatic pag 22 Solar Motion Detector Beam Break Detector Announce wanted or unwanted guests pag 24 Solar Powered Alarm Armed Charges during the day scares burglars at night pag 26 Attention All projects require direct sunlight or2. Project 1 Solar Powered Led As long as the sun shines the led will light 8 www vellemanprojects com Required parts Solar cell 100 ohm resistor brown black brown gold yellow led How it works A closed circuit is required to make the current flow Current flows from of the solar cell trough resistor to of the led and via the of the led back to the solar cell On a sunny day the solar cell will generate 3 4 volts The led only requires 2 volts to operate Resistor converts the excess voltage into a little heat hereby protecting the led from damage SOLAR CELL Time to experiment What happens when you and of the led What happens when you replace the 100 ohm resistor with a 47000 ohm resistor yellow purple orange gold www vellemanprojects com Project 2 Solar Flashing Led oolar powered attention grabber 22d wire 10 www vellemanprojects com Required parts Solar cell 100 ohm resistor brown black brown gold yellow led microcontroller uC wire jumper How it works The controller requires 2 5V to operate This voltage is supplied by the solar panel microcontroller is pre programmed with software that turns the output on and off in a loop The signal is output via pin 4 When the output is on current flows via the led and the resistor hereby causing the led to light www vellemanproje
3. a 24 www vellemanprojects com Required parts Solar cell microcontroller uC 2x resistor yellow purple red gold 470 ohm resistor yellow purple brown gold 2V4 zener diode piezo sounder wire How it works The solar cell provides the supply voltage for the microcontroller Once the controller receives 2VDC it starts running its internal program The zener diode and the 470 ohm resistor make sure the supply voltage of the controller never goes beyond 2 4V even in bright sunlight A too high voltage can damage the device The voltage generated by the solar cell is also divided by two by means of two equal resistors 4K7 and fed to the analog input of the controller Even in bright sunlight the input receives no more than 4 5 2 2 25 VDC The internal software measures the voltage at the input and compares it to the previous level When it detects a sudden change i e When the beam is interrupted or someone casts a shadow on the solar cell it generates a sound trough the piezo www vellemanprojects com SOLAR CELL ICI R5 cC PICIOF220 GP3 MCLR VPP GPO ICSPDAT GP2 TOCLKI FOSC4 GP1 ICSPCLK e 2V4 25 7 J Project 10 Solar Powered Alarm armed led rechargeable batteries Charges during the day scares burglars at night Jumper wire Jumper wire www vellemanprojects com Required parts Solar cell microcontroller uC 4K7 r
4. a strong incandescent lightbulb min 60W Fluorescent energy saving led and certain halogen lightsources are not suited or will not give satisfactory results www vellemanprojects com Parts supplied with this kit 4V 30mA solar cell This device will convert sunlight into electricity El which we will use in all projects More light means more electricity Point the black surface towards m oe TIIIIT SOLAR CELL COP dod We OR de oW OR P P oW OB B P Po BOB b Wm ROB Will hold all your experiments The white lines iiid rLIIEIIITTTTA show how the holes are electrically connected JD OR P W B OB BON BOB b MOM BOR uw SS with eachother velleman part SDAD102 e O V 4 www vellemanprojects com Ultrabright yellow amp red LED a I Just a piece of bare wire to N ER connect two points in a circuit Shortest leg The yellow amp red LED provide a lot of light and require a very low current to operate Watch the polarity partit L 5YAC amp L 7104LID Resistors Various resistor values are supplied They serve as current limiters or as voltage dividers Resistors do not have a polarity Resistors values are indicated by means of coloured rings The unit of r
5. and resistor to the led and back to the solar cell This current causes the led to light solid line For advanced users The led turns off when the batteries are removed Why In the simple battery charge circuit there was a diode to prevent discharging of the batteries in low light condition In this circuit it has been omitted Why www vellemanprojects com 17 Project 6 Solar Musical Instrument More light higher note J s d ime WI 18 www vellemanprojects com Required parts Solar cell microcontroller uC 2x resistor yellow purple red gold 470 ohm resistor yellow purple brown gold 2V4 zener diode piezo sounder wire jumpers wire How it works The solar cell provides the supply voltage for the microcontroller Once it receives 2VDC it starts running its internal program The zener diode and the 470 ohm resistor make sure the supply voltage of controller never goes beyond 2 4V even in bright sunlight A too high voltage can damage the device The voltage generated by the solar cell is also divided by two by means of two equal resistors 4K7 and fed to the analog input of the PIC Even in DA bright sunlight the input receives no more than 4 5 2 2 25VDC The internal software measures the voltage at the input and translates it to a variable audio frequency note The piezo sounder converts the signal into sound When the amount of light received
6. by the solar cell changes the voltage at the input of the controller will also change The sofware will notice this and change the tone With a bit of practice you could play a tune by waving your hand or a flashlight over the solar cell www vellemanprojects com PIEZO ICI d PICI P220 A S GP3 MCLR VPP GPO ICSPDAT GP2 TOCLKI FOSC4 GP1 ICSPCLK 201 2V4 19 Project 7 IR Remote Control Tester Listen to your IR remote 20 www vellemanprojects com Required parts Solar cell piezo sounder IR remote control option How it works Solar cells are sensitive to infrared light When hit by infrared light they generate a voltage like they do with sunlight IR remote controls generate a beam of infrared light when they are operated This beam of light is turned on and off very fast by the internal electronics of the remote control The pattern generated by the on off transitions is different for each button of the remote This allows the receiver to recognise each individual button In this circuit the on off transistions are translated into sound by the piezo sounder www vellemanprojects com M Je NN BUZI IC SOLAR CELL More fun Try listening to different light sources such as led lighting fluorescent lighting etc 21 Project 8 Solar Garden Light Led turns on at dusk and turns off at dawn fully automatic mu Jumper pu g
7. cts com ICI PIC10F200 I PG gt NN GPO ICSPDAT GP2 TOCLKI FOSC4 SOLAR CELL GP 1 ICSPCLK un 0 GP3 MCLR VPP 11 Project 3 Solar Powered Cricket As long as the sun shines the circket will chirp v Jumper wire 2 wire 12 www vellemanprojects com Required parts Solar cell microcontroller uC piezo sounder wire jumpers How it works The controller requires 2 5V to operate This voltage is supplied by the solar panel The microcontroller is pre programmed with software that generates realistic cricket chirp The chirp signal is output via pin 4 The electrical signal is converted to sound via the piezo speaker Hint Use this circuit as a wake up at dawn alarm It will wake you at sunrise www vellemanprojects com ICI s 0 200 gt GP2 TOCLKI FOSC4 un 0 GP3 MCLR VPP 13 eleman 2 Y Insert two AAA 1 2V rechargeable batteries Project 4 Simple Solar Battery Charger Free energy to keep your batteries in shape Not included 14 www vellemanprojects com Required parts Solar cell 5 diode battery holder for two AAA batteries two AAA 1 2V rechargeable batteries How it works As long as the solar cell is exposed to light a current will flow from the solar cell via the diode trough the batteries and back to the solar cell The charge
8. current depends on the amount of light that reaches the solar cell Max current with the supplied cell is 30mA A diode prevents discharge of the batteries trough the solar cell e g at nighttime as it only allows the current to pass in one direction www vellemanprojects com SOLAR CELL How long does it take to fully charge the batteries Check the capacity of your batteries You can find this info printed on the battery Usually it is expressed in mAh e g 300mAh Multiply 1 2 360mAh Divide by 30mA 12 hours Twelve hours of bright sunlight are required to fully charge the batteries rule of thumb Project 5 Solar Battery Charger With charge Indicator Not included 16 www vellemanprojects com Required parts Solar cell 557 transistor 4K7 resistor yellow purple red gold yellow led battery holder for two AAA batteries two AAA 1 2V rechargeable batteries How it works When the sun shines a current flows from the of the solar cell via the Emitter Base of the transistor trough the batteries and back to the solar cell This is the Base current indicated with the dotted line In our example the Base current will also charge our batteries The fact that there is a current flowing between SOLAR CELL Emitter and Base causes the transistor to turn on and fully conduct as if it were a switch Hence a current can flow from the solar cell via the transistor Emitter Collector
9. esistance is a called Ohm RI 5 Diodes allow the current to flow in only one direction from to Current flow in the opposite direction is blocked Velleman part BAT85 A special case Zener diodes Zener diodes allow the current to flow from to as regular diodes do f you invert the polarity they drop a certain voltage which can be found on the body of the zener diode e g 2V4 2 4V Velleman 2 Holder for two factae ie pel batteries Mind the polarity E Velleman factae cette ie pce BH421A www vellemanprojects com A transistor is an amplification device By means of a small current a much larger current is controlled Transistors come in two flavours NPN and PNP types depending on the polarity With this kit you receive a 557 PNP transistor A transistor has pins Base Emitter and Collector parit 557 A piezo speaker converts an electric signal into sound Polarity is not important Velleman TV1 Microcontroller uC Rouge A programmable device which can perform various tasks We have pre programmed it so that it will play musical notes or it will generate the sound of a cricket This device is has a polarity Watch the position of the notch Velleman part VKEDUO2 www vellemanprojects com 7
10. esistor yellow purple red gold 100 ohm resistor brown black brown gold BAT85 diode BC55 transistor battery holder for two AAA batteries two AAA 1 2V rechargeable batteries wire jumpers red led How it works When the sun shines the voltage generated by the solar cell will be higher than the voltage of the batteries so a current will flow from the solar cell to the batteries This current will charge the batteries The BAT85 diode prevents discharging of the batteries trough the solar cell in low light conditions The base of the transistor is tied to ground by means of the resistor This causes the transistor to turn on and supply power to the pcontroller The controller will behave identical to project 2 so the led will flash However note that the base of the transistor is also tied to of the solar cell so as long as the sun shines the base of the transistor is kept high enough to prevent turn on of the transistor so the led remains off at daytime www vellemanprojects com SOLAR CELL GP2 TOCLKI FOSCA GP1 ICSPCLK un GP3 MCLR VPP 2 27 r a appliances get intelligent how about your home see our website www velbus be Modifications and typographical errors reserved O Velleman nv HEDUO2 2010 ED1 Woleman Home Automation System VELLEMAN NV Legen Heirweg 33 9890 Gavere Belg
11. ium Europe 5141032 91438 111
12. t Not included 22 CERTA two AAA 1 2V CERTA batteries Required parts Solar cell 557 transistor 4K7 resistor yellow purple red gold 470 ohm resistor yellow purple brown gold BAT85 diode yellow led battery holder for two AAA batteries two AAA 1 2V rechargeable batteries jumper wire Led current only at night How it works When the sun shines the voltage generated by the solar cell will be higher than the voltage of the batteries so a current will flow from the solar cell to the batteries This current will charge the batteries The 85 diode prevents discharging of the batteries trough the solar cell in low light conditions The base of the transistor is tied to ground by means of the resistor This causes the transistor N to turn on and allows a current to flow from the batteries trough the transistor the led and via 470 ohm resistor back to the batteries The led will turn on However SOLAR CELL note that the base of the transistor is also R2 tied to the of the solar cell so as long as 470 the sun shines the base of the transistor is kept high enough to prevent turn on of the transistor so the led remains off at daytime www vellemanprojects com 23 Charge current Project 9 Solar Motion Detector Beam Break Detector Announce wanted or unwanted guests Jumper AKT oe e AKT LUN 49
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