/*
LUFA Library
- Copyright (C) Dean Camera, 2011.
+ Copyright (C) Dean Camera, 2015.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2015 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
- The author disclaim all warranties with regard to this
+ The author disclaims all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
#include "MouseHostWithParser.h"
/** Processed HID report descriptor items structure, containing information on each HID report element */
-HID_ReportInfo_t HIDReportInfo;
+static HID_ReportInfo_t HIDReportInfo;
/** LUFA HID Class driver interface configuration and state information. This structure is
* passed to all HID Class driver functions, so that multiple instances of the same class
{
.Config =
{
- .DataINPipeNumber = 1,
- .DataINPipeDoubleBank = false,
-
- .DataOUTPipeNumber = 2,
- .DataOUTPipeDoubleBank = false,
-
+ .DataINPipe =
+ {
+ .Address = (PIPE_DIR_IN | 1),
+ .Banks = 1,
+ },
+ .DataOUTPipe =
+ {
+ .Address = (PIPE_DIR_OUT | 2),
+ .Banks = 1,
+ },
.HIDInterfaceProtocol = HID_CSCP_NonBootProtocol,
-
.HIDParserData = &HIDReportInfo
},
};
SetupHardware();
puts_P(PSTR(ESC_FG_CYAN "Mouse Host Demo running.\r\n" ESC_FG_WHITE));
- sei();
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+ GlobalInterruptEnable();
for (;;)
{
- switch (USB_HostState)
- {
- case HOST_STATE_Addressed:
- LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
-
- uint16_t ConfigDescriptorSize;
- uint8_t ConfigDescriptorData[512];
-
- if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
- sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
- {
- puts_P(PSTR("Error Retrieving Configuration Descriptor.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- if (HID_Host_ConfigurePipes(&Mouse_HID_Interface,
- ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
- {
- puts_P(PSTR("Attached Device Not a Valid Mouse.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
- {
- puts_P(PSTR("Error Setting Device Configuration.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- if (HID_Host_SetReportProtocol(&Mouse_HID_Interface) != 0)
- {
- puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Mouse.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- puts_P(PSTR("Mouse Enumerated.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_READY);
- USB_HostState = HOST_STATE_Configured;
- break;
- case HOST_STATE_Configured:
- if (HID_Host_IsReportReceived(&Mouse_HID_Interface))
- {
- uint8_t MouseReport[Mouse_HID_Interface.State.LargestReportSize];
- HID_Host_ReceiveReport(&Mouse_HID_Interface, &MouseReport);
-
- uint8_t LEDMask = LEDS_NO_LEDS;
-
- for (uint8_t ReportNumber = 0; ReportNumber < HIDReportInfo.TotalReportItems; ReportNumber++)
- {
- HID_ReportItem_t* ReportItem = &HIDReportInfo.ReportItems[ReportNumber];
-
- /* Update the report item value if it is contained within the current report */
- if (!(USB_GetHIDReportItemInfo(MouseReport, ReportItem)))
- continue;
-
- /* Determine what report item is being tested, process updated value as needed */
- if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
- (ReportItem->ItemType == HID_REPORT_ITEM_In))
- {
- if (ReportItem->Value)
- LEDMask = LEDS_ALL_LEDS;
- }
- else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
- (ReportItem->Attributes.Usage.Usage == USAGE_SCROLL_WHEEL) &&
- (ReportItem->ItemType == HID_REPORT_ITEM_In))
- {
- int16_t WheelDelta = HID_ALIGN_DATA(ReportItem, int16_t);
-
- if (WheelDelta)
- LEDMask = (LEDS_LED1 | LEDS_LED2 | ((WheelDelta > 0) ? LEDS_LED3 : LEDS_LED4));
- }
- else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
- ((ReportItem->Attributes.Usage.Usage == USAGE_X) ||
- (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
- (ReportItem->ItemType == HID_REPORT_ITEM_In))
- {
- int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t);
-
- if (DeltaMovement)
- {
- if (ReportItem->Attributes.Usage.Usage == USAGE_X)
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
- else
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
- }
- }
- }
-
- LEDs_SetAllLEDs(LEDMask);
- }
-
- break;
- }
+ MouseHost_Task();
HID_Host_USBTask(&Mouse_HID_Interface);
USB_USBTask();
/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
+#if (ARCH == ARCH_AVR8)
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable clock division */
clock_prescale_set(clock_div_1);
+#endif
/* Hardware Initialization */
Serial_Init(9600, false);
Serial_CreateStream(NULL);
}
+/** Task to manage an enumerated USB mouse once connected, to display movement
+ * data as it is received.
+ */
+void MouseHost_Task(void)
+{
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
+
+ if (HID_Host_IsReportReceived(&Mouse_HID_Interface))
+ {
+ uint8_t MouseReport[Mouse_HID_Interface.State.LargestReportSize];
+ HID_Host_ReceiveReport(&Mouse_HID_Interface, &MouseReport);
+
+ uint8_t LEDMask = LEDS_NO_LEDS;
+
+ for (uint8_t ReportNumber = 0; ReportNumber < HIDReportInfo.TotalReportItems; ReportNumber++)
+ {
+ HID_ReportItem_t* ReportItem = &HIDReportInfo.ReportItems[ReportNumber];
+
+ /* Update the report item value if it is contained within the current report */
+ if (!(USB_GetHIDReportItemInfo(MouseReport, ReportItem)))
+ continue;
+
+ /* Determine what report item is being tested, process updated value as needed */
+ if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
+ (ReportItem->ItemType == HID_REPORT_ITEM_In))
+ {
+ if (ReportItem->Value)
+ LEDMask = LEDS_ALL_LEDS;
+ }
+ else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
+ (ReportItem->Attributes.Usage.Usage == USAGE_SCROLL_WHEEL) &&
+ (ReportItem->ItemType == HID_REPORT_ITEM_In))
+ {
+ int16_t WheelDelta = HID_ALIGN_DATA(ReportItem, int16_t);
+
+ if (WheelDelta)
+ LEDMask = (LEDS_LED1 | LEDS_LED2 | ((WheelDelta > 0) ? LEDS_LED3 : LEDS_LED4));
+ }
+ else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
+ ((ReportItem->Attributes.Usage.Usage == USAGE_X) ||
+ (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
+ (ReportItem->ItemType == HID_REPORT_ITEM_In))
+ {
+ int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t);
+
+ if (DeltaMovement)
+ {
+ if (ReportItem->Attributes.Usage.Usage == USAGE_X)
+ LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
+ else
+ LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
+ }
+ }
+ }
+
+ LEDs_SetAllLEDs(LEDMask);
+ }
+}
+
/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
* starts the library USB task to begin the enumeration and USB management process.
*/
*/
void EVENT_USB_Host_DeviceEnumerationComplete(void)
{
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+
+ uint16_t ConfigDescriptorSize;
+ uint8_t ConfigDescriptorData[512];
+
+ if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
+ sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
+ {
+ puts_P(PSTR("Error Retrieving Configuration Descriptor.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ if (HID_Host_ConfigurePipes(&Mouse_HID_Interface,
+ ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
+ {
+ puts_P(PSTR("Attached Device Not a Valid Mouse.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
+ {
+ puts_P(PSTR("Error Setting Device Configuration.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ if (HID_Host_SetReportProtocol(&Mouse_HID_Interface) != 0)
+ {
+ puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Mouse.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Mouse Enumerated.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
{
- USB_ShutDown();
+ USB_Disable();
printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
*
* \param[in] CurrentItem Pointer to the item the HID report parser is currently working with
*
- * \return Boolean true if the item should be stored into the HID report structure, false if it should be discarded
+ * \return Boolean \c true if the item should be stored into the HID report structure, \c false if it should be discarded
*/
bool CALLBACK_HIDParser_FilterHIDReportItem(HID_ReportItem_t* const CurrentItem)
{