BÀI VIẾTLED Flip Flop Circuit using BC547 Transistors Posted on May 12, 2025May 12, 2025 by hardwarevn.com 12 May Download Link: https://drive.google.com/file/d/1W2V6SHCIxZhBLmUKptP2fFk2ffoxSzwX/view?usp=sharing Simulation video: hardwarevn.com CD4017 NE555 Led Chaser Proteus ISIS current tracing