X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..a9abe1fdea5ccf67aaccab6fdde300d6fcf2d15a:/Demos/Device/ClassDriver/VirtualSerialMouse/VirtualSerialMouse.c diff --git a/Demos/Device/ClassDriver/VirtualSerialMouse/VirtualSerialMouse.c b/Demos/Device/ClassDriver/VirtualSerialMouse/VirtualSerialMouse.c index 87b149b79..f2d67542d 100644 --- a/Demos/Device/ClassDriver/VirtualSerialMouse/VirtualSerialMouse.c +++ b/Demos/Device/ClassDriver/VirtualSerialMouse/VirtualSerialMouse.c @@ -1,240 +1,248 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2010. - - dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com -*/ - -/* - Copyright 2010 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 - 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 - software without specific, written prior permission. - - The author disclaim 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 - whatsoever resulting from loss of use, data or profits, whether - in an action of contract, negligence or other tortious action, - arising out of or in connection with the use or performance of - this software. -*/ - -/** \file - * - * Main source file for the VirtualSerialMouse demo. This file contains the main tasks of - * the demo and is responsible for the initial application hardware configuration. - */ - -#include "VirtualSerialMouse.h" - -/** LUFA CDC Class driver interface configuration and state information. This structure is - * passed to all CDC Class driver functions, so that multiple instances of the same class - * within a device can be differentiated from one another. - */ -USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface = - { - .Config = - { - .ControlInterfaceNumber = 0, - - .DataINEndpointNumber = CDC_TX_EPNUM, - .DataINEndpointSize = CDC_TXRX_EPSIZE, - .DataINEndpointDoubleBank = false, - - .DataOUTEndpointNumber = CDC_RX_EPNUM, - .DataOUTEndpointSize = CDC_TXRX_EPSIZE, - .DataOUTEndpointDoubleBank = false, - - .NotificationEndpointNumber = CDC_NOTIFICATION_EPNUM, - .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, - .NotificationEndpointDoubleBank = false, - }, - }; - -/** Buffer to hold the previously generated Mouse HID report, for comparison purposes inside the HID class driver. */ -uint8_t PrevMouseHIDReportBuffer[sizeof(USB_MouseReport_Data_t)]; - -/** 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 - * within a device can be differentiated from one another. - */ -USB_ClassInfo_HID_Device_t Mouse_HID_Interface = - { - .Config = - { - .InterfaceNumber = 0, - - .ReportINEndpointNumber = MOUSE_EPNUM, - .ReportINEndpointSize = MOUSE_EPSIZE, - .ReportINEndpointDoubleBank = false, - - .PrevReportINBuffer = PrevMouseHIDReportBuffer, - .PrevReportINBufferSize = sizeof(PrevMouseHIDReportBuffer), - }, - }; - -/** Main program entry point. This routine contains the overall program flow, including initial - * setup of all components and the main program loop. - */ -int main(void) -{ - SetupHardware(); - - LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); - - for (;;) - { - CheckJoystickMovement(); - - /* Must throw away unused bytes from the host, or it will lock up while waiting for the device */ - while (CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface)) - CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface); - - CDC_Device_USBTask(&VirtualSerial_CDC_Interface); - HID_Device_USBTask(&Mouse_HID_Interface); - USB_USBTask(); - } -} - -/** Configures the board hardware and chip peripherals for the demo's functionality. */ -void SetupHardware(void) -{ - /* Disable watchdog if enabled by bootloader/fuses */ - MCUSR &= ~(1 << WDRF); - wdt_disable(); - - /* Disable clock division */ - clock_prescale_set(clock_div_1); - - /* Hardware Initialization */ - Joystick_Init(); - LEDs_Init(); - USB_Init(); -} - -/** Checks for changes in the position of the board joystick, sending strings to the host upon each change. */ -void CheckJoystickMovement(void) -{ - uint8_t JoyStatus_LCL = Joystick_GetStatus(); - char* ReportString = NULL; - static bool ActionSent = false; - - if (JoyStatus_LCL & JOY_UP) - ReportString = "Joystick Up\r\n"; - else if (JoyStatus_LCL & JOY_DOWN) - ReportString = "Joystick Down\r\n"; - else if (JoyStatus_LCL & JOY_LEFT) - ReportString = "Joystick Left\r\n"; - else if (JoyStatus_LCL & JOY_RIGHT) - ReportString = "Joystick Right\r\n"; - else if (JoyStatus_LCL & JOY_PRESS) - ReportString = "Joystick Pressed\r\n"; - else - ActionSent = false; - - if ((ReportString != NULL) && (ActionSent == false)) - { - ActionSent = true; - - CDC_Device_SendString(&VirtualSerial_CDC_Interface, ReportString, strlen(ReportString)); - } -} - -/** Event handler for the library USB Connection event. */ -void EVENT_USB_Device_Connect(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); -} - -/** Event handler for the library USB Disconnection event. */ -void EVENT_USB_Device_Disconnect(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); -} - -/** Event handler for the library USB Configuration Changed event. */ -void EVENT_USB_Device_ConfigurationChanged(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_READY); - - if (!(CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); - - if (!(HID_Device_ConfigureEndpoints(&Mouse_HID_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); - - USB_Device_EnableSOFEvents(); -} - -/** Event handler for the library USB Unhandled Control Request event. */ -void EVENT_USB_Device_UnhandledControlRequest(void) -{ - CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface); - HID_Device_ProcessControlRequest(&Mouse_HID_Interface); -} - -/** Event handler for the USB device Start Of Frame event. */ -void EVENT_USB_Device_StartOfFrame(void) -{ - HID_Device_MillisecondElapsed(&Mouse_HID_Interface); -} - -/** HID class driver callback function for the creation of HID reports to the host. - * - * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced - * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID - * \param[in] ReportType Type of the report to create, either REPORT_ITEM_TYPE_In or REPORT_ITEM_TYPE_Feature - * \param[out] ReportData Pointer to a buffer where the created report should be stored - * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent - * - * \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent - */ -bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID, - const uint8_t ReportType, void* ReportData, uint16_t* ReportSize) -{ - USB_MouseReport_Data_t* MouseReport = (USB_MouseReport_Data_t*)ReportData; - - uint8_t JoyStatus_LCL = Joystick_GetStatus(); - uint8_t ButtonStatus_LCL = Buttons_GetStatus(); - - if (JoyStatus_LCL & JOY_UP) - MouseReport->Y = -1; - else if (JoyStatus_LCL & JOY_DOWN) - MouseReport->Y = 1; - - if (JoyStatus_LCL & JOY_LEFT) - MouseReport->X = -1; - else if (JoyStatus_LCL & JOY_RIGHT) - MouseReport->X = 1; - - if (JoyStatus_LCL & JOY_PRESS) - MouseReport->Button = (1 << 0); - - if (ButtonStatus_LCL & BUTTONS_BUTTON1) - MouseReport->Button |= (1 << 1); - - *ReportSize = sizeof(USB_MouseReport_Data_t); - return true; -} - -/** HID class driver callback function for the processing of HID reports from the host. - * - * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced - * \param[in] ReportID Report ID of the received report from the host - * \param[in] ReportData Pointer to a buffer where the created report has been stored - * \param[in] ReportSize Size in bytes of the received HID report - */ -void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, const uint8_t ReportID, - const void* ReportData, const uint16_t ReportSize) -{ - // Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports -} +/* + LUFA Library + Copyright (C) Dean Camera, 2012. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2012 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 + 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 + software without specific, written prior permission. + + The author disclaim 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 + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * Main source file for the VirtualSerialMouse demo. This file contains the main tasks of + * the demo and is responsible for the initial application hardware configuration. + */ + +#include "VirtualSerialMouse.h" + +/** LUFA CDC Class driver interface configuration and state information. This structure is + * passed to all CDC Class driver functions, so that multiple instances of the same class + * within a device can be differentiated from one another. + */ +USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface = + { + .Config = + { + .ControlInterfaceNumber = 0, + + .DataINEndpointNumber = CDC_TX_EPNUM, + .DataINEndpointSize = CDC_TXRX_EPSIZE, + .DataINEndpointDoubleBank = false, + + .DataOUTEndpointNumber = CDC_RX_EPNUM, + .DataOUTEndpointSize = CDC_TXRX_EPSIZE, + .DataOUTEndpointDoubleBank = false, + + .NotificationEndpointNumber = CDC_NOTIFICATION_EPNUM, + .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, + .NotificationEndpointDoubleBank = false, + }, + }; + +/** Buffer to hold the previously generated Mouse HID report, for comparison purposes inside the HID class driver. */ +static uint8_t PrevMouseHIDReportBuffer[sizeof(USB_MouseReport_Data_t)]; + +/** 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 + * within a device can be differentiated from one another. + */ +USB_ClassInfo_HID_Device_t Mouse_HID_Interface = + { + .Config = + { + .InterfaceNumber = 2, + + .ReportINEndpointNumber = MOUSE_EPNUM, + .ReportINEndpointSize = MOUSE_EPSIZE, + .ReportINEndpointDoubleBank = false, + + .PrevReportINBuffer = PrevMouseHIDReportBuffer, + .PrevReportINBufferSize = sizeof(PrevMouseHIDReportBuffer), + }, + }; + + +/** Main program entry point. This routine contains the overall program flow, including initial + * setup of all components and the main program loop. + */ +int main(void) +{ + SetupHardware(); + + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); + sei(); + + for (;;) + { + CheckJoystickMovement(); + + /* Must throw away unused bytes from the host, or it will lock up while waiting for the device */ + CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface); + + CDC_Device_USBTask(&VirtualSerial_CDC_Interface); + HID_Device_USBTask(&Mouse_HID_Interface); + USB_USBTask(); + } +} + +/** Configures the board hardware and chip peripherals for the demo's functionality. */ +void SetupHardware(void) +{ + /* Disable watchdog if enabled by bootloader/fuses */ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + /* Disable clock division */ + clock_prescale_set(clock_div_1); + + /* Hardware Initialization */ + Joystick_Init(); + LEDs_Init(); + USB_Init(); +} + +/** Checks for changes in the position of the board joystick, sending strings to the host upon each change. */ +void CheckJoystickMovement(void) +{ + uint8_t JoyStatus_LCL = Joystick_GetStatus(); + char* ReportString = NULL; + static bool ActionSent = false; + + if (JoyStatus_LCL & JOY_UP) + ReportString = "Joystick Up\r\n"; + else if (JoyStatus_LCL & JOY_DOWN) + ReportString = "Joystick Down\r\n"; + else if (JoyStatus_LCL & JOY_LEFT) + ReportString = "Joystick Left\r\n"; + else if (JoyStatus_LCL & JOY_RIGHT) + ReportString = "Joystick Right\r\n"; + else if (JoyStatus_LCL & JOY_PRESS) + ReportString = "Joystick Pressed\r\n"; + else + ActionSent = false; + + if ((ReportString != NULL) && (ActionSent == false)) + { + ActionSent = true; + + CDC_Device_SendString(&VirtualSerial_CDC_Interface, ReportString); + } +} + +/** Event handler for the library USB Connection event. */ +void EVENT_USB_Device_Connect(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); +} + +/** Event handler for the library USB Disconnection event. */ +void EVENT_USB_Device_Disconnect(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); +} + +/** Event handler for the library USB Configuration Changed event. */ +void EVENT_USB_Device_ConfigurationChanged(void) +{ + bool ConfigSuccess = true; + + ConfigSuccess &= HID_Device_ConfigureEndpoints(&Mouse_HID_Interface); + ConfigSuccess &= CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface); + + USB_Device_EnableSOFEvents(); + + LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR); +} + +/** Event handler for the library USB Control Request reception event. */ +void EVENT_USB_Device_ControlRequest(void) +{ + CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface); + HID_Device_ProcessControlRequest(&Mouse_HID_Interface); +} + +/** Event handler for the USB device Start Of Frame event. */ +void EVENT_USB_Device_StartOfFrame(void) +{ + HID_Device_MillisecondElapsed(&Mouse_HID_Interface); +} + +/** HID class driver callback function for the creation of HID reports to the host. + * + * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced + * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID + * \param[in] ReportType Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature + * \param[out] ReportData Pointer to a buffer where the created report should be stored + * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent) + * + * \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent + */ +bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, + uint8_t* const ReportID, + const uint8_t ReportType, + void* ReportData, + uint16_t* const ReportSize) +{ + USB_MouseReport_Data_t* MouseReport = (USB_MouseReport_Data_t*)ReportData; + + uint8_t JoyStatus_LCL = Joystick_GetStatus(); + uint8_t ButtonStatus_LCL = Buttons_GetStatus(); + + if (JoyStatus_LCL & JOY_UP) + MouseReport->Y = -1; + else if (JoyStatus_LCL & JOY_DOWN) + MouseReport->Y = 1; + + if (JoyStatus_LCL & JOY_LEFT) + MouseReport->X = -1; + else if (JoyStatus_LCL & JOY_RIGHT) + MouseReport->X = 1; + + if (JoyStatus_LCL & JOY_PRESS) + MouseReport->Button |= (1 << 0); + + if (ButtonStatus_LCL & BUTTONS_BUTTON1) + MouseReport->Button |= (1 << 1); + + *ReportSize = sizeof(USB_MouseReport_Data_t); + return true; +} + +/** HID class driver callback function for the processing of HID reports from the host. + * + * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced + * \param[in] ReportID Report ID of the received report from the host + * \param[in] ReportType The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature + * \param[in] ReportData Pointer to a buffer where the received report has been stored + * \param[in] ReportSize Size in bytes of the received HID report + */ +void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, + const uint8_t ReportID, + const uint8_t ReportType, + const void* ReportData, + const uint16_t ReportSize) +{ + // Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports +} +