udi_phdc.c File Reference

USB Device Personal Healthcare Device Class (PHDC) interface.

Copyright (c) 2009-2018 Microchip Technology Inc. and its subsidiaries.

#include "conf_usb.h"
#include "usb_protocol.h"
#include "usb_protocol_phdc.h"
#include "udd.h"
#include "udc.h"
#include "udi_phdc.h"
#include <string.h>

Functions
void	udi_phdc_disable (void)
bool	udi_phdc_enable (void)
uint8_t	udi_phdc_getsetting (void)
bool	udi_phdc_senddata (udi_phdc_metadata_t *metadata, void(*callback)(uint16_t))
	Send metadata to USB host. More...
void	udi_phdc_senddata_abort (void)
	Abort of send metadata to USB host. More...
bool	udi_phdc_setup (void)
bool	udi_phdc_waitdata (udi_phdc_metadata_t *metadata, void(*callback)(bool, uint16_t))
	Wait metadata from USB host. More...
Internal routines
static bool	udi_phdc_send_metadata (void)
	This function sends a metadata. More...
static void	udi_phdc_metadata_ack (udd_ep_status_t status, iram_size_t nb_send, udd_ep_id_t ep)
	Callback called when metadata is sent. More...
static bool	udi_phdc_wait_metadata (uint8_t bNumTransfers)
	This function request metadata. More...
static void	udi_phdc_received_metadata (udd_ep_status_t status, iram_size_t nb_received, udd_ep_id_t ep)
	Callback called when metadata is received. More...
static void	udi_phdc_abort_all_transfers_ongoing (void)
	Aborts all PHDC transfers on-going or pending. More...

Variables
UDC_DESC_STORAGE udi_api_t	udi_api_phdc
Internal variables to manage PHDC
static COMPILER_WORD_ALIGNED le16_t	udi_phdc_holding_data
struct {
bool   b_preample_run
bool   b_run
void(*   callback )(uint16_t)
void *   cntx
udi_phdc_metadata_t *   metadata
uint16_t   metadata_pos
}	udi_phdc_in_trans
struct {
bool   b_preample_run
bool   b_run
void(*   callback )(bool, uint16_t)
void *   cntx
udi_phdc_metadata_t *   metadata
uint16_t   metadata_pos
}	udi_phdc_out_trans

bool b_preample_run

bool b_run

void(* callback)(bool, uint16_t)

Referenced by udd_ep_run(), udd_ep_wait_stall_clear(), udi_phdc_senddata(), and udi_phdc_waitdata().

void* cntx

udi_phdc_metadata_t* metadata

Referenced by udi_phdc_senddata(), and udi_phdc_waitdata().

uint16_t metadata_pos