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Showing posts from May, 2024

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...

Led Chaser using Bc547 Transistor

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~: [Led Chaser using Bc547 Transistor] :~