如何查看作为命令发送到USB端口的内容。 [英] How can I see what is sent as a command to the USB port.

问题描述

How can I see what is sent as a command to the USB port that a device is on when you press a button from a software to send information to the device.

For example: If I want to print a text document, I press on a certain "print" software and the program sends information to the USB- port of the printer to which the printer is connected. How can I see the sent command?

我尝试了什么：

What I have tried:

I tried several softwares without success

SerialPortListener，DkPortMon，SerialCommunications。

SerialPortListener, DkPortMon, SerialCommunications.

推荐答案

Google充满了'em： snoop on USB comms - Google Search [ ^ ] - 我从来没有尝试过它们。

Google is full of 'em: snoop on USB comms - Google Search[^] - I've never tried them though.

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