[size=4](1) Backscatter modulation [/size] [size=4] [/size] [size=4]Radar technology provides the theoretical and application basis for the backscatter coupling method of RFID. When an electromagnetic
Development environment: IAR for ARM 7.80.2 Problem description: 1. Using CMSIS library, opened serial port 1 and serial port 2, except for the different baud rates, everything else is the same. Seria
I tested the video output characteristics of the set-top box, requiring the video output level to be 700mv. I modified the circuit for a day, and finally tested the video output amplitude of 720mv wit