Today's sign-in posts all say "hot". Some say it's like roasting sweet potatoes, while others say they want to get into an ice cellar.Even a friend on QQ carefully sent me the weather forecast for the
[i=s]This post was last edited by liyiui on 2017-8-29 13:19[/i] [backcolor=rgb(238, 238, 238)]I have never done differential routing before. Today I saw a PCB diagram on the Internet (drawn by AD9) wh
I am doing synchronized phasor measurement (PMU), which is to time-stamp the three AC voltage and current values collected by AD and upload them, and then receive the control commands sent by PC, such
1. Line finding 2. Light finding 3. Wireless data transmission between robots to complete tasks together 4. Infrared barrier 5. Ultrasonic barrier 6. Serial camera 7. Homemade photoelectric encoder sp