/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2012.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
+ without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
* Main source file for the JoystickHostWithParser demo. This file contains the main tasks of
* the demo and is responsible for the initial application hardware configuration.
*/
-
+
#include "JoystickHostWithParser.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
.DataOUTPipeNumber = 2,
.DataOUTPipeDoubleBank = false,
-
- .HIDInterfaceProtocol = HID_NON_BOOT_PROTOCOL,
-
+
+ .HIDInterfaceProtocol = HID_CSCP_NonBootProtocol,
+
.HIDParserData = &HIDReportInfo
},
};
-
+
/** Main program entry point. This routine configures the hardware required by the application, then
* enters a loop to run the application tasks in sequence.
*/
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;
- }
+ JoystickHost_Task();
- if (HID_Host_ConfigurePipes(&Joystick_HID_Interface,
- ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
- {
- puts_P(PSTR("Attached Device Not a Valid Joystick.\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(&Joystick_HID_Interface) != 0)
- {
- puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Joystick.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- puts_P(PSTR("Joystick Enumerated.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_READY);
- USB_HostState = HOST_STATE_Configured;
- break;
- case HOST_STATE_Configured:
- if (HID_Host_IsReportReceived(&Joystick_HID_Interface))
- {
- uint8_t JoystickReport[Joystick_HID_Interface.State.LargestReportSize];
- HID_Host_ReceiveReport(&Joystick_HID_Interface, &JoystickReport);
-
- 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(JoystickReport, ReportItem)))
- continue;
-
- /* Determine what report item is being tested, process updated value as needed */
- if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
- (ReportItem->ItemType == REPORT_ITEM_TYPE_In))
- {
- if (ReportItem->Value)
- LEDMask = LEDS_ALL_LEDS;
- }
- else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
- ((ReportItem->Attributes.Usage.Usage == USAGE_X) ||
- (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
- (ReportItem->ItemType == REPORT_ITEM_TYPE_In))
- {
- int16_t DeltaMovement = (int16_t)(ReportItem->Value << (16 - ReportItem->Attributes.BitSize));
-
- if (ReportItem->Attributes.Usage.Usage == USAGE_X)
- {
- if (DeltaMovement)
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
- }
- else
- {
- if (DeltaMovement)
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
- }
- }
- }
-
- LEDs_SetAllLEDs(LEDMask);
- }
-
- break;
- }
-
HID_Host_USBTask(&Joystick_HID_Interface);
USB_USBTask();
}
clock_prescale_set(clock_div_1);
/* Hardware Initialization */
- SerialStream_Init(9600, false);
+ Serial_Init(9600, false);
LEDs_Init();
USB_Init();
+
+ /* Create a stdio stream for the serial port for stdin and stdout */
+ Serial_CreateStream(NULL);
+}
+
+/** Task to manage an enumerated USB joystick once connected, to display movement
+ * data as it is received.
+ */
+void JoystickHost_Task(void)
+{
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
+
+ if (HID_Host_IsReportReceived(&Joystick_HID_Interface))
+ {
+ uint8_t JoystickReport[Joystick_HID_Interface.State.LargestReportSize];
+ HID_Host_ReceiveReport(&Joystick_HID_Interface, &JoystickReport);
+
+ 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(JoystickReport, 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_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
*/
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(&Joystick_HID_Interface,
+ ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
+ {
+ puts_P(PSTR("Attached Device Not a Valid Joystick.\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(&Joystick_HID_Interface) != 0)
+ {
+ puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Joystick.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Joystick 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);
" -- Error Code %d\r\n"
" -- Sub Error Code %d\r\n"
" -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
-
+
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
}
return ((CurrentItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) ||
(CurrentItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL));
}
+