🚧🚧🚧 The most frequent roadblocks of a successful design are interface issues – non-compatible logic levels

You know, the hardware design is a puzzle game. One block must play with another. Schematic blocks are like musical instruments. In harmony, everything sounds lovely. 

Disharmony causes in hardware design:

1️⃣ different voltage levels

2️⃣ bad component package

3️⃣ unmatched impedances between the receiver and transmitter

Common design roadblocks
Common design roadblocks
Design roadblocks