3.6.2.2 USB_HOST_HUB_PORTS_NUMBER Macro
C
#define USB_HOST_HUB_PORTS_NUMBER
Summary
USB Host Hub Number of Ports per Hub
This configuration macros specifies the number of Ports per Hub. If any Hub connected to host will a have a maximum of 4 ports, then this number should be set to 4. A hub with more ports than the value defined by this constant will not be supported.
Remarks
Supporting a hub with more ports increases the memory requirement.