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The 89S52 has no USB capabilities. Here i also want to know what's the function of the MCU and PDIUSBD12 in the context of USB communication system. Is there any fundamental description(web links or documents) about them? I think i need a systematic learning about...
Hello Everyone,
I have a problem when analyzing the communication code between PC, PDIUSBd12 and 89s52 microcontroller.
confusion 1: why PDIUSBD12 need a MCU(such as 89S52) to implement USB communication? That is : What's the role of 89s52 in the system?
confusion 2: When i analyze some...
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