How to construct an IRP command to eject a USB drive? I want to construct an IRP command to eject a USB drive when it is already plugged into the computer, but I don't know how to do it. Please help m...
I have a problem. I use the operating system's queue to store a series of data, and these data must be sent out according to priority. However, the queues of general operating systems are all sequenti...
I recently wanted to use AD8367 to amplify the signal, but it seems to be self-excited. When there is no input, the output is 100Mhz. I used the picture in the datasheet. Yes, it is this [img=110,0]ht...
I have purchased a GSM module (the kind that inserts a SIM card) that supports GPRS. Can I send MMS directly through the local GSM module? Or do I need to connect to GPRS?...