Space X's Falcon Heavy successfully made its first flight, becoming the world's most powerful launch vehicle. Musk’s plan to move to Mars is just around the corner~
In circuit design and PCB production, we often encounter power symbols: VCC, VDD, VEE, VSS. What is the relationship between them? 1. Explanation VCC: C = circuit, which means the voltage connected to
During the online simulation, it prompted me to upgrade the firmware and asked me to choose whether to upgrade and then click "Yes". Then it got stuck and couldn't move. Has anyone encountered the sam