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Hello! I am using the UK243B USB test application KEVIEW to perform compliance testing on my board CYSUB3014-BZXC. In the device TX test, the oscilloscope cannot get any waveform from the CysB3014. Since I have tried the compliance test on a USB flash drive (mass storage disk) and the results...

If the maximum full-scale output of a current-sense amplifier I use is 4.9V (it will be given in the manual), its gain is 20, and the maximum current signal I want to measure is 0.2A, then the maximum Rshunt value should be: 　　 (4.9V/20)/0.2A=1.225Ω; 　　 In other words, the Rshunt value I chose...