Microchip® Advanced Software Framework

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Implementation of UDI HID multi-touch

Class internal implementation.

Functions

bool udi_hid_multi_touch_send_report_in (uint8_t *data)
 Routine used to send a report to USB Host. More...
 

Variables

UDC_DESC_STORAGE
udi_hid_multi_touch_report_desc_t 
udi_hid_multi_touch_report_desc
 HID report descriptor for standard HID multi-touch. More...
 

Internal defines and variables to manage HID multi-touch

static COMPILER_WORD_ALIGNED
uint8_t 
udi_hid_multi_touch_rate
 To store current rate of HID multi-touch. More...
 
static COMPILER_WORD_ALIGNED
uint8_t 
udi_hid_multi_touch_protocol
 To store current protocol of HID multi-touch. More...
 
static bool udi_hid_multi_touch_b_report_in_free
 To signal if the report IN buffer is free (no transfer on going) More...
 
static COMPILER_WORD_ALIGNED
uint8_t 
udi_hid_multi_touch_report_in [UDI_HID_REPORT_IN_SIZE]
 Report to send. More...
 
static COMPILER_WORD_ALIGNED
uint8_t 
udi_hid_multi_touch_report_feature [UDI_HID_REPORT_FEATURE_SIZE]
 Report to receive via SetFeature. More...
 

Internal routines

static bool udi_hid_multi_touch_setupreport (void)
 Recieve or send a report to HID interface. More...
 
static void udi_hid_multi_touch_report_in_sent (udd_ep_status_t status, iram_size_t nb_sent, udd_ep_id_t ep)
 Callback called when the report is sent. More...
 

static void udi_hid_multi_touch_report_in_sent ( udd_ep_status_t  status,
iram_size_t  nb_sent,
udd_ep_id_t  ep 
)
static

Callback called when the report is sent.

Parameters
statusUDD_EP_TRANSFER_OK, if transfer is completed
statusUDD_EP_TRANSFER_ABORT, if transfer is aborted
nb_sentnumber of data transfered

References udi_hid_multi_touch_b_report_in_free, and UNUSED.

Referenced by udi_hid_multi_touch_send_report_in().

bool udi_hid_multi_touch_send_report_in ( uint8_t *  data)

Routine used to send a report to USB Host.

Parameters
dataPointer on the report to send (size = UDI_HID_REPORT_IN_SIZE)
Returns
1 if function was successfully done, otherwise 0.

References udd_ep_run(), udi_hid_multi_touch_b_report_in_free, UDI_HID_MULTI_TOUCH_EP_IN, udi_hid_multi_touch_report_in, and udi_hid_multi_touch_report_in_sent().

Referenced by ui_multitouch_down().

bool udi_hid_multi_touch_b_report_in_free
static

To signal if the report IN buffer is free (no transfer on going)

Referenced by udi_hid_multi_touch_enable(), udi_hid_multi_touch_report_in_sent(), and udi_hid_multi_touch_send_report_in().

COMPILER_WORD_ALIGNED uint8_t udi_hid_multi_touch_protocol
static

To store current protocol of HID multi-touch.

Referenced by udi_hid_multi_touch_enable(), and udi_hid_multi_touch_setup().

COMPILER_WORD_ALIGNED uint8_t udi_hid_multi_touch_rate
static

To store current rate of HID multi-touch.

Referenced by udi_hid_multi_touch_enable(), and udi_hid_multi_touch_setup().

UDC_DESC_STORAGE udi_hid_multi_touch_report_desc_t udi_hid_multi_touch_report_desc

HID report descriptor for standard HID multi-touch.

Referenced by udi_hid_multi_touch_setup().

COMPILER_WORD_ALIGNED uint8_t udi_hid_multi_touch_report_feature[UDI_HID_REPORT_FEATURE_SIZE]
static

Report to receive via SetFeature.

Referenced by udi_hid_multi_touch_setupreport().

COMPILER_WORD_ALIGNED uint8_t udi_hid_multi_touch_report_in[UDI_HID_REPORT_IN_SIZE]
static