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8051 Digital Clock with Alarm

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  ~: Homemade Digital Clock 8051 :~ ***Component List:- IC - AT89C8051 (1) Display - 7Sigment Display common Anode(4) Capacitor -   PF - 33pf (2),105pf (2) Crystal Oscillator - 12MHZ (1) Rasistance - [R1 - R28]-1.5K (28) Transistor - 7805(ic) Switch - Push Button Switch (4) Buzzer (1) Led -5m.m. (5) Diode -4007 (1) Board - 2x3 inch Single Side Dotted   Board (1) Wire - Some 2 or 3 Colour  ***Circuit Diagram:- ***Seven Sigment Display:- ***AT89C8051 IC:- *** Programming CODE:- (RTC.hex)File:- :10000000020060320000000000000002036A0000ED :10001000000000320000000000000032000000007C :10002000000000320000000000000000000012008C :100030003A60044002E422740122C3EDB50706ECE5 :10004000B50602E42274012278C87902D8FED9FCF0 :10005000D5E0F522E62401F6FA08E63400F64A2255 :10006000787FE4F6D8FD758130752000C28CE58973 :1000700054F02402F589758A38758C38D28CD2A94F :10008000D2AF7522007523007524007525007526F2 :1000900000752700752800752900C205D208E524DF :1000A000B46302800250030200AF752400052...
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Led Chaser using Bc547 Transistor

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~: [Led Chaser using Bc547 Transistor] :~
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89c2051 Digital Clock

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~: Home Made Mini Digital Clock AT89c2051 :~ ***Component List:- IC - AT89C2051 (1) Display - 4Bit 7Sigment Display (1) Capacitor - 10uf 25volt (1) PF - 30pf (2) Crystal Oscillator - 12MHZ (1) Rasistance - 4.7K Transistor - S8550 Rasistor Network - 10K 9pin (1) Switch - Push Button Switch (2) Buzzer (1) Board - 2x3 inch Single Side Dotted Board (1) Wire - Some 2 or 3 Colour  ***Circuit Diagram:- ***4Bit 7Sigment Display:- *** Programming CODE:- (Clock.hex)File:- :0400000002001132B7 :03000B0002018966 :20006A0075270C752800752937752A14752B05752C04752D0C752E01752F0075300075311E :20008A0000753200753300D200C201D202C203C204C205C206C207C208C209C20AC20BC2CB :0800AA000CC20DC20E02000E93 :03000E000202BB30 :2000B20020B42074D82531402BE531FF04F5317402B53104C208D2077428B53117C20AD2B4 :2000D200098011753100300702D208C207300902D20AC20920B51F74D82532402AE532FFF9 :2000F20004F5327402B53204C20CD20B7428B53216C20ED20D22753200300B02D20CC20BBE :20011200300D02D20EC20D22752F0075300022052F743CB52F03752F0022053...
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