X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/e331b531c6e6d93eb0eee42b9002074e8090ad18..071e02c6b6b4837fa9cf0b6d4c749994e02638d7:/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c?ds=inline diff --git a/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c b/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c index ba3b86f12..cc8f92ccd 100644 --- a/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c +++ b/Demos/Device/ClassDriver/DualVirtualSerial/DualVirtualSerial.c @@ -1,192 +1,192 @@ -/* - 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 DualVirtualSerial demo. This file contains the main tasks of - * the demo and is responsible for the initial application hardware configuration. - */ - -#include "DualVirtualSerial.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. This is for the first CDC interface, - * which sends strings to the host for each joystick movement. - */ -USB_ClassInfo_CDC_Device_t VirtualSerial1_CDC_Interface = - { - .Config = - { - .ControlInterfaceNumber = 0, - - .DataINEndpointNumber = CDC1_TX_EPNUM, - .DataINEndpointSize = CDC_TXRX_EPSIZE, - .DataINEndpointDoubleBank = false, - - .DataOUTEndpointNumber = CDC1_RX_EPNUM, - .DataOUTEndpointSize = CDC_TXRX_EPSIZE, - .DataOUTEndpointDoubleBank = false, - - .NotificationEndpointNumber = CDC1_NOTIFICATION_EPNUM, - .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, - .NotificationEndpointDoubleBank = false, - }, - }; - -/** 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. This is for the second CDC interface, - * which echos back all received data from the host. - */ -USB_ClassInfo_CDC_Device_t VirtualSerial2_CDC_Interface = - { - .Config = - { - .ControlInterfaceNumber = 2, - - .DataINEndpointNumber = CDC2_TX_EPNUM, - .DataINEndpointSize = CDC_TXRX_EPSIZE, - .DataINEndpointDoubleBank = false, - - .DataOUTEndpointNumber = CDC2_RX_EPNUM, - .DataOUTEndpointSize = CDC_TXRX_EPSIZE, - .DataOUTEndpointDoubleBank = false, - - .NotificationEndpointNumber = CDC2_NOTIFICATION_EPNUM, - .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, - .NotificationEndpointDoubleBank = false, - }, - }; - -/** 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(); - - /* Discard all received data on the first CDC interface */ - while (CDC_Device_BytesReceived(&VirtualSerial1_CDC_Interface)) - CDC_Device_ReceiveByte(&VirtualSerial1_CDC_Interface); - - /* Echo all received data on the second CDC interface */ - while (CDC_Device_BytesReceived(&VirtualSerial2_CDC_Interface)) - CDC_Device_SendByte(&VirtualSerial2_CDC_Interface, CDC_Device_ReceiveByte(&VirtualSerial2_CDC_Interface)); - - CDC_Device_USBTask(&VirtualSerial1_CDC_Interface); - CDC_Device_USBTask(&VirtualSerial2_CDC_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 - * through the first of the CDC interfaces. - */ -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(&VirtualSerial1_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(&VirtualSerial1_CDC_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); - - if (!(CDC_Device_ConfigureEndpoints(&VirtualSerial2_CDC_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); -} - -/** Event handler for the library USB Unhandled Control Request event. */ -void EVENT_USB_Device_UnhandledControlRequest(void) -{ - CDC_Device_ProcessControlRequest(&VirtualSerial1_CDC_Interface); - CDC_Device_ProcessControlRequest(&VirtualSerial2_CDC_Interface); -} +/* + 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 DualVirtualSerial demo. This file contains the main tasks of + * the demo and is responsible for the initial application hardware configuration. + */ + +#include "DualVirtualSerial.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. This is for the first CDC interface, + * which sends strings to the host for each joystick movement. + */ +USB_ClassInfo_CDC_Device_t VirtualSerial1_CDC_Interface = + { + .Config = + { + .ControlInterfaceNumber = 0, + + .DataINEndpointNumber = CDC1_TX_EPNUM, + .DataINEndpointSize = CDC_TXRX_EPSIZE, + .DataINEndpointDoubleBank = false, + + .DataOUTEndpointNumber = CDC1_RX_EPNUM, + .DataOUTEndpointSize = CDC_TXRX_EPSIZE, + .DataOUTEndpointDoubleBank = false, + + .NotificationEndpointNumber = CDC1_NOTIFICATION_EPNUM, + .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, + .NotificationEndpointDoubleBank = false, + }, + }; + +/** 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. This is for the second CDC interface, + * which echos back all received data from the host. + */ +USB_ClassInfo_CDC_Device_t VirtualSerial2_CDC_Interface = + { + .Config = + { + .ControlInterfaceNumber = 2, + + .DataINEndpointNumber = CDC2_TX_EPNUM, + .DataINEndpointSize = CDC_TXRX_EPSIZE, + .DataINEndpointDoubleBank = false, + + .DataOUTEndpointNumber = CDC2_RX_EPNUM, + .DataOUTEndpointSize = CDC_TXRX_EPSIZE, + .DataOUTEndpointDoubleBank = false, + + .NotificationEndpointNumber = CDC2_NOTIFICATION_EPNUM, + .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, + .NotificationEndpointDoubleBank = false, + }, + }; + +/** 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(); + + /* Discard all received data on the first CDC interface */ + while (CDC_Device_BytesReceived(&VirtualSerial1_CDC_Interface)) + CDC_Device_ReceiveByte(&VirtualSerial1_CDC_Interface); + + /* Echo all received data on the second CDC interface */ + while (CDC_Device_BytesReceived(&VirtualSerial2_CDC_Interface)) + CDC_Device_SendByte(&VirtualSerial2_CDC_Interface, CDC_Device_ReceiveByte(&VirtualSerial2_CDC_Interface)); + + CDC_Device_USBTask(&VirtualSerial1_CDC_Interface); + CDC_Device_USBTask(&VirtualSerial2_CDC_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 + * through the first of the CDC interfaces. + */ +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(&VirtualSerial1_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(&VirtualSerial1_CDC_Interface))) + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + + if (!(CDC_Device_ConfigureEndpoints(&VirtualSerial2_CDC_Interface))) + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); +} + +/** Event handler for the library USB Unhandled Control Request event. */ +void EVENT_USB_Device_UnhandledControlRequest(void) +{ + CDC_Device_ProcessControlRequest(&VirtualSerial1_CDC_Interface); + CDC_Device_ProcessControlRequest(&VirtualSerial2_CDC_Interface); +}