Tuesday 29 December 2015

5v 1 amp DC POWER SUPPLY

5 VOLT 1 AMP DC POWER SUPPLY 

             IT IS very easy and cheap 5v supply for microcontroller or other digital electronic circuits . it can use to charge the mobile phone . 2nd diagram is useful for mobile charging it can connect with car battery and out put will charge the mobile 
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Storing the long number(16bits / 32bits) in external flash of arduino or STM32 .

 #include <Wire.h> #define flashaddress 0x50 int liters = 10058 , add1=10 , add2,time1=55; // value of liters save in flash byte data ...