diff options
Diffstat (limited to 'Demos/Host/ClassDriver/MIDIHost/MIDIHost.c')
| -rw-r--r-- | Demos/Host/ClassDriver/MIDIHost/MIDIHost.c | 49 |
1 files changed, 25 insertions, 24 deletions
diff --git a/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c b/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c index faaebdd7c..a4d00cef7 100644 --- a/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c +++ b/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2010 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 @@ -33,7 +33,7 @@ * Main source file for the MIDIHost demo. This file contains the main tasks of * the demo and is responsible for the initial application hardware configuration. */ - + #include "MIDIHost.h" /** LUFA MIDI Class driver interface configuration and state information. This structure is @@ -46,13 +46,13 @@ USB_ClassInfo_MIDI_Host_t Keyboard_MIDI_Interface = { .DataINPipeNumber = 1, .DataINPipeDoubleBank = false, - + .DataOUTPipeNumber = 2, .DataOUTPipeDoubleBank = false, }, }; - + /** Main program entry point. This routine configures the hardware required by the application, then * enters a loop to run the application tasks in sequence. */ @@ -71,7 +71,7 @@ int main(void) { case HOST_STATE_Addressed: LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); - + uint16_t ConfigDescriptorSize; uint8_t ConfigDescriptorData[512]; @@ -92,7 +92,7 @@ int main(void) USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } - + if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful) { puts_P(PSTR("Error Setting Device Configuration.\r\n")); @@ -100,20 +100,20 @@ int main(void) USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } - + puts_P(PSTR("MIDI Device Enumerated.\r\n")); LEDs_SetAllLEDs(LEDMASK_USB_READY); USB_HostState = HOST_STATE_Configured; break; case HOST_STATE_Configured: CheckJoystickMovement(); - + MIDI_EventPacket_t MIDIEvent; if (MIDI_Host_ReceiveEventPacket(&Keyboard_MIDI_Interface, &MIDIEvent)) { bool NoteOnEvent = ((MIDIEvent.Command & 0x0F) == (MIDI_COMMAND_NOTE_ON >> 4)); bool NoteOffEvent = ((MIDIEvent.Command & 0x0F) == (MIDI_COMMAND_NOTE_OFF >> 4)); - + if (NoteOnEvent || NoteOffEvent) { printf_P(PSTR("MIDI Note %s - Channel %d, Pitch %d, Velocity %d\r\n"), NoteOnEvent ? "On" : "Off", @@ -121,10 +121,10 @@ int main(void) MIDIEvent.Data2, MIDIEvent.Data3); } } - + break; } - + MIDI_Host_USBTask(&Keyboard_MIDI_Interface); USB_USBTask(); } @@ -154,11 +154,11 @@ void CheckJoystickMovement(void) 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)); @@ -179,7 +179,7 @@ void CheckJoystickMovement(void) 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); @@ -191,19 +191,19 @@ void CheckJoystickMovement(void) MIDICommand = ((JoystickStatus & JOY_PRESS)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF); MIDIPitch = 0x3B; } - + if (MIDICommand) { MIDI_EventPacket_t MIDIEvent = (MIDI_EventPacket_t) { .CableNumber = 0, .Command = (MIDICommand >> 4), - + .Data1 = MIDICommand | Channel, .Data2 = MIDIPitch, - .Data3 = MIDI_STANDARD_VELOCITY, + .Data3 = MIDI_STANDARD_VELOCITY, }; - + MIDI_Host_SendEventPacket(&Keyboard_MIDI_Interface, &MIDIEvent); MIDI_Host_Flush(&Keyboard_MIDI_Interface); } @@ -259,6 +259,7 @@ void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t 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); } + |