@ -114,24 +114,12 @@
} ;
/* Function Prototypes: */
/** General management task for a given Printer host class interface, required for the correct operation of
* the interface . This should be called frequently in the main program loop , before the master USB management task
* \ ref USB_USBTask ( ) .
*
* \ param [ in , out ] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state .
*/
void PRNT_Host_USBTask ( USB_ClassInfo_PRNT_Host_t * const PRNTInterfaceInfo ) ATTR_NON_NULL_PTR_ARG ( 1 ) ;
/** Host interface configuration routine, to configure a given Printer host interface instance using the
* Configuration Descriptor read from an attached USB device . This function automatically updates the given Printer
* instance ' s state values and configures the pipes required to communicate with the interface if it is found within
* the device . This should be called once after the stack has enumerated the attached device , while the host state
* machine is in the Addressed state .
*
* \ note The pipe index numbers as given in the interface ' s configuration structure must not overlap with any other
* interface , or pipe bank corruption will occur . Gaps in the allocated pipe numbers or non - sequential indexes
* within a single interface is allowed , but no two interfaces of any type have have interleaved pipe indexes .
*
* \ param [ in , out ] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state .
* \ param [ in ] ConfigDescriptorSize Length of the attached device ' s Configuration Descriptor .
* \ param [ in ] DeviceConfigDescriptor Pointer to a buffer containing the attached device ' s Configuration Descriptor .
@ -142,6 +130,14 @@
uint16_t ConfigDescriptorSize ,
void * DeviceConfigDescriptor ) ATTR_NON_NULL_PTR_ARG ( 1 ) ATTR_NON_NULL_PTR_ARG ( 3 ) ;
/** General management task for a given Printer host class interface, required for the correct operation of
* the interface . This should be called frequently in the main program loop , before the master USB management task
* \ ref USB_USBTask ( ) .
*
* \ param [ in , out ] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state .
*/
void PRNT_Host_USBTask ( USB_ClassInfo_PRNT_Host_t * const PRNTInterfaceInfo ) ATTR_NON_NULL_PTR_ARG ( 1 ) ;
/** Configures the printer to enable Bidirectional mode, if it is not already in this mode. This should be called
* once the connected device ' s configuration has been set , to ensure the printer is ready to accept commands .
*
Dean Camera
13 years ago