Binary Coded Decimal (BCD) to 7 Segment Display > this is my first instructables , sorry as it is not well detailed , electronics parts used are a 7 segment display , 7 - 470 ohms resistors , 4- k ohms resistors, ic - 4511 , some wires and a 4 position dip switch (here i used a 8 position switch) ..
vricsi942 years ago
Why do you need the 1k resistors?
Sorry for the stupid question, I figured it out :D
kishank2 (author)  vricsi942 years ago
ondrikczech3 years ago
how much voltage needs?5,9,12v?
kishank2 (author)  ondrikczech2 years ago
welma2 years ago
i doesnt learn will u give the caption of b. board connection