X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/6a7c298c0f7119e44e18de15d714cd8b938e3bef..b9b03aadb219d06fbad9d110e508db93e45461af:/Demos/Device/MIDI/MIDI.c?ds=sidebyside diff --git a/Demos/Device/MIDI/MIDI.c b/Demos/Device/MIDI/MIDI.c deleted file mode 100644 index 8881d1dc7..000000000 --- a/Demos/Device/MIDI/MIDI.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2009. - - dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com -*/ - -/* - Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com) - - Permission to use, copy, modify, and distribute this software - and its documentation for any purpose and without fee is hereby - granted, 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 MIDI demo. This file contains the main tasks of - * the demo and is responsible for the initial application hardware configuration. - */ - -#include "MIDI.h" - -/** LUFA MIDI Class driver interface configuration and state information. This structure is - * passed to all MIDI Class driver functions, so that multiple instances of the same class - * within a device can be differentiated from one another. - */ -USB_ClassInfo_MIDI_t Keyboard_MIDI_Interface = - { - .StreamingInterfaceNumber = 1, - - .DataINEndpointNumber = MIDI_STREAM_IN_EPNUM, - .DataINEndpointSize = MIDI_STREAM_EPSIZE, - - .DataOUTEndpointNumber = MIDI_STREAM_OUT_EPNUM, - .DataOUTEndpointSize = MIDI_STREAM_EPSIZE, - }; - -/** 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(); - - USB_MIDI_USBTask(&Keyboard_MIDI_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(); - Buttons_Init(); - USB_Init(); -} - -/** Checks for changes in the position of the board joystick, sending MIDI events to the host upon each change. */ -void CheckJoystickMovement(void) -{ - static uint8_t PrevJoystickStatus; - - uint8_t MIDICommand = 0; - uint8_t MIDIPitch; - - /* Get current joystick mask, XOR with previous to detect joystick changes */ - uint8_t JoystickStatus = Joystick_GetStatus(); - uint8_t JoystickChanges = (JoystickStatus ^ PrevJoystickStatus); - - /* Get board button status - if pressed use channel 10 (percussion), otherwise use channel 1 */ - uint8_t Channel = ((Buttons_GetStatus() & BUTTONS_BUTTON1) ? MIDI_CHANNEL(10) : MIDI_CHANNEL(1)); - - if (JoystickChanges & JOY_LEFT) - { - MIDICommand = ((JoystickStatus & JOY_LEFT)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF); - MIDIPitch = 0x3C; - } - - if (JoystickChanges & JOY_UP) - { - MIDICommand = ((JoystickStatus & JOY_UP)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF); - MIDIPitch = 0x3D; - } - - if (JoystickChanges & JOY_RIGHT) - { - MIDICommand = ((JoystickStatus & JOY_RIGHT)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF); - MIDIPitch = 0x3E; - } - - if (JoystickChanges & JOY_DOWN) - { - MIDICommand = ((JoystickStatus & JOY_DOWN)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF); - MIDIPitch = 0x3F; - } - - if (JoystickChanges & JOY_PRESS) - { - MIDICommand = ((JoystickStatus & JOY_PRESS)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF); - MIDIPitch = 0x3B; - } - - if (MIDICommand) - { - USB_MIDI_EventPacket_t MIDIEvent = (USB_MIDI_EventPacket_t) - { - .CableNumber = 0, - .Command = MIDICommand, - - .Data1 = (MIDICommand << 4) | Channel, - .Data2 = MIDIPitch, - .Data3 = MIDI_STANDARD_VELOCITY, - }; - - USB_MIDI_SendEventPacket(&Keyboard_MIDI_Interface, &MIDIEvent); - } - - PrevJoystickStatus = JoystickStatus; -} - -/** Event handler for the library USB Connection event. */ -void EVENT_USB_Connect(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); -} - -/** Event handler for the library USB Disconnection event. */ -void EVENT_USB_Disconnect(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); -} - -/** Event handler for the library USB Configuration Changed event. */ -void EVENT_USB_ConfigurationChanged(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_READY); - - if (!(USB_MIDI_ConfigureEndpoints(&Keyboard_MIDI_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); -} - -/** Event handler for the library USB Unhandled Control Packet event. */ -void EVENT_USB_UnhandledControlPacket(void) -{ - USB_MIDI_ProcessControlPacket(&Keyboard_MIDI_Interface); -}