This is an AD data sheet. Does it mean that the true differential input range can be: -Vref to + Vref and 0 to +Vref? Does the differential input range refer to the difference between the two pins? Wh
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I want to make a USB disk filter driver. First, I read the device descriptor of the USB disk, and then disable the USB disk according to a certain item in the device descriptor. Thanks to everyone's h
The project at hand requires writing a software to monitor an RS485 networked device. The device is connected to the computer via 485 to 232. When the device is powered off or reports an error, the so
Recently, I used a pulse transmission circuit designed by myself to excite the ultrasonic transducer, but no matter how I adjusted the oscilloscope, I could not observe an effective echo. The followin