I received help from everyone on the last two questions, and I’m very grateful, especially the moderator, who helped me a lot. This time, I want to make a simple pressure sensor. I don’t require the s
ECG test
1. The three electrodes LA, RA, and RL are connected to the left leg and right leg respectively. Where is RL connected? What are the rigid requirements for this ECG electrode sheet?
2. Can th
NOTE: Thanks to the administrator EEWORLD-nmg for his kindness. He asked me to write some notes on project management a long time ago. I didn't dare to write it for fear of misleading people. After th
During the design of the minimum system board, Banban deweyled suggested that I add a color LED to the system board. I think it is very interesting, and it can emit different colors with PWM, so I wou