Maxim Integrated 73S12xxF Software - Manual (Page 48)

73S12xxF Software User Guide UG_12xxF_016
48 Rev. 1.50
unsigned char NumDataRates; // 7.
unsigned long MaxIFSD; // Application specific.
unsigned long SynchProtocols; // 0x00000000.
unsigned long Mechanical; // Application specific.
unsigned long Features; // Application specific.
unsigned long MaxCCIDMsgLen; // Application specific.
unsigned char ClassGetResponse; // Application specific.
unsigned char ClassEnvelope; // Application specific.
unsigned int LcdLayout; // Application specific.
unsigned char PinSupport; // Application specific.
unsigned char MaxCCIDBusySlots; // Application specific.
struct USB_EP_t EP[ NUMBER_OF_EPS-1 ];
#ifdef DFU
struct USB_Interface_t DFU_I; //One for DFU.
struct USB_DFUFunctional_t DFUFunctional;
#endif
};
struct USB_t
{
U08x *UsbData;
U16 UsbLen;
enum USB_RC UsbStatus;
};
USB_Status()
Purpose Gets the status of the USB interface and its endpoints.
Synopsis Void USB_Status (
OUT char *cUSB_CONTROL_Status,
OUT char *cUSB_INTERRUPT_Status,
OUT char *cUSB_BULK_IN_Status
OUT char *cUSB_BULK_OUT_Status );
Parameters cUSB_CONTROL_Status: Output parameter
Current state of the Control EndPoint. Possible values are:
USB_ACTIVE 0
USB_SUSPENDED 1
USB_RESUMED 2
USB_STALLED 3
USB_RESET 4
USB_TX_PENDING 5
USB_RX_PENDING 6
cUSB_INTERRUPT_Status: Output parameter
Current state of the INTERRUPT EndPoint.
cUSB_BULK_IN_Status: Output parameter
Current state of the BULK_IN EndPoint.
cUSB_BULK_OUT_Status: Output parameter
Current state of the BULK_OUT EndPoint.
Return Codes None.
USB_ACTIVE indicates that either the Interrupt and Bulk_IN EndPoints are ready for another USB transmission
(the previous one has finished ) or that the Bulk_OUT EndPoint is ready for another USB reception.