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Added multiple Report ID support to the HID class driver. Removed OUT endpoint support from HID driver (all OUT reports are now processed through control requests) as a seperate endpoint had issues with determining the exact output report length.

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This commit is contained in:
Dean Camera 2009-06-05 02:23:31 +00:00
parent 7665bf323e
commit 3d1baa6f95
23 changed files with 96 additions and 128 deletions
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12
Demos/Device/GenericHID/Descriptors.c
View file

@ -119,7 +119,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.InterfaceNumber = 0x00,
.AlternateSetting = 0x00,
.TotalEndpoints = 2,
.TotalEndpoints = 1,
.Class = 0x03,
.SubClass = 0x00,
@ -148,16 +148,6 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.EndpointSize = GENERIC_EPSIZE,
.PollingIntervalMS = 0x02
},
.GenericOUTEndpoint =
{
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_OUT | GENERIC_OUT_EPNUM),
.Attributes = EP_TYPE_INTERRUPT,
.EndpointSize = GENERIC_EPSIZE,
.PollingIntervalMS = 0x02
}
};
/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests

4
Demos/Device/GenericHID/Descriptors.h
View file

@ -53,16 +53,12 @@
USB_Descriptor_Interface_t Interface;
USB_Descriptor_HID_t GenericHID;
USB_Descriptor_Endpoint_t GenericINEndpoint;
USB_Descriptor_Endpoint_t GenericOUTEndpoint;
} USB_Descriptor_Configuration_t;
/* Macros: */
/** Endpoint number of the Generic HID reporting IN endpoint. */
#define GENERIC_IN_EPNUM 1
/** Endpoint number of the Generic HID reporting OUT endpoint. */
#define GENERIC_OUT_EPNUM 2
/** Size in bytes of the Generic HID reporting endpoint. */
#define GENERIC_EPSIZE 8

8
Demos/Device/GenericHID/GenericHID.c
View file

@ -47,9 +47,6 @@ USB_ClassInfo_HID_t Generic_HID_Interface =
.ReportINEndpointNumber = GENERIC_IN_EPNUM,
.ReportINEndpointSize = GENERIC_EPSIZE,
.ReportOUTEndpointNumber = GENERIC_OUT_EPNUM,
.ReportOUTEndpointSize = GENERIC_EPSIZE,
.ReportINBufferSize = GENERIC_REPORT_SIZE,
.UsingReportProtocol = true,
@ -133,7 +130,7 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
*
* \return Number of bytes written in the report (or zero if no report is to be sent
*/
uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData)
uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t* ReportID, void* ReportData)
{
// Create generic HID report here
@ -146,7 +143,8 @@ uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceI
* \param ReportData Pointer to a buffer where the created report has been stored
* \param ReportSize Size in bytes of the received HID report
*/
void CALLBACK_USB_HID_ProcessReceivedHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData, uint16_t ReportSize)
void CALLBACK_USB_HID_ProcessReceivedHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t ReportID,
void* ReportData, uint16_t ReportSize)
{
// Process received generic HID report here
}

4
Demos/Device/GenericHID/GenericHID.h
View file

@ -72,8 +72,8 @@
void EVENT_USB_ConfigurationChanged(void);
void EVENT_USB_UnhandledControlPacket(void);
uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData);
void CALLBACK_USB_HID_ProcessReceivedHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo,
uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t* ReportID, void* ReportData);
void CALLBACK_USB_HID_ProcessReceivedHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t ReportID,
void* ReportData, uint16_t ReportSize);
#endif