diff options
Diffstat (limited to 'software/rhmixxx')
| -rw-r--r-- | software/rhmixxx/rhmixxx.c | 400 |
1 files changed, 200 insertions, 200 deletions
diff --git a/software/rhmixxx/rhmixxx.c b/software/rhmixxx/rhmixxx.c index 2fef9d1..33595f4 100644 --- a/software/rhmixxx/rhmixxx.c +++ b/software/rhmixxx/rhmixxx.c @@ -1,200 +1,200 @@ -/*
- * rhmidi
- *
- * Copyright (C) 2014 Christian Pointner <equinox@helsinki.at>
- *
- * This file is part of rhmidi.
- *
- * rhmidi is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * any later version.
- *
- * rhmidi is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with rhmidi. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <avr/io.h>
-#include <avr/wdt.h>
-#include <avr/interrupt.h>
-#include <avr/power.h>
-#include <stdio.h>
-
-/*
- LUFA Library
- Copyright (C) Dean Camera, 2012.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-#include <LUFA/Version.h>
-#include <LUFA/Drivers/USB/USB.h>
-#include "lufa-descriptor-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_Device_t MIDI_Interface =
- {
- .Config =
- {
- .StreamingInterfaceNumber = 1,
-
- .DataINEndpointNumber = MIDI_STREAM_IN_EPNUM,
- .DataINEndpointSize = MIDI_STREAM_EPSIZE,
- .DataINEndpointDoubleBank = false,
-
- .DataOUTEndpointNumber = MIDI_STREAM_OUT_EPNUM,
- .DataOUTEndpointSize = MIDI_STREAM_EPSIZE,
- .DataOUTEndpointDoubleBank = false,
- },
- };
-
-/** Event handler for the library USB Configuration Changed event. */
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
- MIDI_Device_ConfigureEndpoints(&MIDI_Interface);
-}
-
-/** Event handler for the library USB Control Request reception event. */
-void EVENT_USB_Device_ControlRequest(void)
-{
- MIDI_Device_ProcessControlRequest(&MIDI_Interface);
-}
-
-/* end LUFA MIDI Class driver specific definitions*/
-
-#include "util.h"
-#include "keypad.h"
-#include "eventqueue.h"
-#include "gpio.h"
-#include "analog.h"
-
-#define MIDI_COMMAND_CONTROL_CHANGE 0xB0
-#define MIDI_COMMAND_PROGRAM_CHANGE 0xC0
-
-static void process_incoming_midi(void)
-{
- MIDI_EventPacket_t ReceivedMIDIEvent;
- while(MIDI_Device_ReceiveEventPacket(&MIDI_Interface, &ReceivedMIDIEvent)) {
- uint8_t cmd = ReceivedMIDIEvent.Data1 & 0xF0;
- uint8_t note = ReceivedMIDIEvent.Data2;
- uint8_t value = ReceivedMIDIEvent.Data3 & 0x7F;
- if(cmd == MIDI_COMMAND_PROGRAM_CHANGE) {
- switch(note) {
- case 127: reset2bootloader();
- }
- continue;
- }
- if((note >= KEYPAD_MIDI_NOTE_OFFSET && note < KEYPAD_MIDI_NOTE_OFFSET + KEYPAD_NUM_KEYS) || // KEYPAD
- note == KEYPAD_MIDI_NOTE_ALL) {
- if(cmd == MIDI_COMMAND_NOTE_ON) {
- switch(value) {
- case 0: keypad_led_on(note - KEYPAD_MIDI_NOTE_OFFSET); break;
- case 1: keypad_led_toggle(note - KEYPAD_MIDI_NOTE_OFFSET); break;
- default: keypad_led_blink(note, value); break;
- }
- } else if(cmd == MIDI_COMMAND_NOTE_OFF)
- keypad_led_off(note - KEYPAD_MIDI_NOTE_OFFSET);
-
- } else if((note >= GPIO_MIDI_NOTE_OFFSET && note < GPIO_MIDI_NOTE_OFFSET + GPIO_NUM_OUTPUTS) || // GPIO
- note == GPIO_MIDI_NOTE_ALL_OUTPUTS) {
- if(cmd == MIDI_COMMAND_NOTE_ON) {
- switch(value) {
- case 0: gpio_out_on(note - GPIO_MIDI_NOTE_OFFSET); break;
- case 1: gpio_out_toggle(note - GPIO_MIDI_NOTE_OFFSET); break;
- }
- } else if(cmd == MIDI_COMMAND_NOTE_OFF)
- gpio_out_off(note - GPIO_MIDI_NOTE_OFFSET);
-
- } else if((note >= ANALOG_MIDI_NOTE_OFFSET && note < ANALOG_MIDI_NOTE_OFFSET + ANALOG_NUM_INPUTS) || // ANALOG
- note == ANALOG_MIDI_NOTE_ALL_INPUTS) {
- switch(cmd) {
- case MIDI_COMMAND_NOTE_OFF: analog_disable_channel(note - ANALOG_MIDI_NOTE_OFFSET); break;
- case MIDI_COMMAND_NOTE_ON: analog_enable_channel(note - ANALOG_MIDI_NOTE_OFFSET); break;
- }
- }
- }
-}
-
-static void process_outgoing_midi(void)
-{
- MIDI_EventPacket_t MIDIEventOn = (MIDI_EventPacket_t)
- {
- .CableNumber = 0, // TODO: hardcoded value
- .Command = (MIDI_COMMAND_NOTE_ON >> 4),
- .Data1 = MIDI_COMMAND_NOTE_ON | 0,
- .Data2 = 0,
- .Data3 = 0x7F,
- };
- MIDI_EventPacket_t MIDIEventOff = (MIDI_EventPacket_t)
- {
- .CableNumber = 0, // TODO: hardcoded value
- .Command = (MIDI_COMMAND_NOTE_OFF >> 4),
- .Data1 = MIDI_COMMAND_NOTE_OFF | 0,
- .Data2 = 0,
- .Data3 = 0,
- };
- MIDI_EventPacket_t MIDIEventAnalog = (MIDI_EventPacket_t)
- {
- .CableNumber = 0, // TODO: hardcoded value
- .Command = (MIDI_COMMAND_CONTROL_CHANGE >> 4),
- .Data1 = MIDI_COMMAND_CONTROL_CHANGE | 0,
- .Data2 = 0,
- .Data3 = 0,
- };
-
- uint8_t key, state;
- while(eventqueue_pop(&key, &state)) {
- if (USB_DeviceState == DEVICE_STATE_Configured) {
- MIDI_EventPacket_t* MIDIEvent = NULL;
- if(key >= ANALOG_MIDI_NOTE_OFFSET && key < ANALOG_MIDI_NOTE_OFFSET + ANALOG_NUM_INPUTS) {
- MIDIEvent = &MIDIEventAnalog;
- MIDIEvent->Data2 = key;
- MIDIEvent->Data3 = analog_get_value(key - ANALOG_MIDI_NOTE_OFFSET);
- } else {
- MIDIEvent = state ? &MIDIEventOn : &MIDIEventOff;
- MIDIEvent->Data2 = key;
- }
-
- if(MIDIEvent)
- MIDI_Device_SendEventPacket(&MIDI_Interface, MIDIEvent);
- }
- }
- if (USB_DeviceState == DEVICE_STATE_Configured)
- MIDI_Device_Flush(&MIDI_Interface);
-}
-
-int main(void)
-{
- MCUSR &= ~(1 << WDRF);
- wdt_disable();
-
- cpu_init();
- eventqueue_init();
- keypad_init();
- gpio_init();
- analog_init();
-
- USB_Init();
- sei();
-
- for(;;) {
- process_incoming_midi();
-
- keypad_task();
- gpio_task();
- analog_task();
-
- process_outgoing_midi();
-
- MIDI_Device_USBTask(&MIDI_Interface);
- USB_USBTask();
- }
-}
+/* + * rhmidi + * + * Copyright (C) 2014 Christian Pointner <equinox@helsinki.at> + * + * This file is part of rhmidi. + * + * rhmidi is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * any later version. + * + * rhmidi is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with rhmidi. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <avr/io.h> +#include <avr/wdt.h> +#include <avr/interrupt.h> +#include <avr/power.h> +#include <stdio.h> + +/* + LUFA Library + Copyright (C) Dean Camera, 2012. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ +#include <LUFA/Version.h> +#include <LUFA/Drivers/USB/USB.h> +#include "lufa-descriptor-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_Device_t MIDI_Interface = + { + .Config = + { + .StreamingInterfaceNumber = 1, + + .DataINEndpointNumber = MIDI_STREAM_IN_EPNUM, + .DataINEndpointSize = MIDI_STREAM_EPSIZE, + .DataINEndpointDoubleBank = false, + + .DataOUTEndpointNumber = MIDI_STREAM_OUT_EPNUM, + .DataOUTEndpointSize = MIDI_STREAM_EPSIZE, + .DataOUTEndpointDoubleBank = false, + }, + }; + +/** Event handler for the library USB Configuration Changed event. */ +void EVENT_USB_Device_ConfigurationChanged(void) +{ + MIDI_Device_ConfigureEndpoints(&MIDI_Interface); +} + +/** Event handler for the library USB Control Request reception event. */ +void EVENT_USB_Device_ControlRequest(void) +{ + MIDI_Device_ProcessControlRequest(&MIDI_Interface); +} + +/* end LUFA MIDI Class driver specific definitions*/ + +#include "util.h" +#include "keypad.h" +#include "eventqueue.h" +#include "gpio.h" +#include "analog.h" + +#define MIDI_COMMAND_CONTROL_CHANGE 0xB0 +#define MIDI_COMMAND_PROGRAM_CHANGE 0xC0 + +static void process_incoming_midi(void) +{ + MIDI_EventPacket_t ReceivedMIDIEvent; + while(MIDI_Device_ReceiveEventPacket(&MIDI_Interface, &ReceivedMIDIEvent)) { + uint8_t cmd = ReceivedMIDIEvent.Data1 & 0xF0; + uint8_t note = ReceivedMIDIEvent.Data2; + uint8_t value = ReceivedMIDIEvent.Data3 & 0x7F; + if(cmd == MIDI_COMMAND_PROGRAM_CHANGE) { + switch(note) { + case 127: reset2bootloader(); + } + continue; + } + if((note >= KEYPAD_MIDI_NOTE_OFFSET && note < KEYPAD_MIDI_NOTE_OFFSET + KEYPAD_NUM_KEYS) || // KEYPAD + note == KEYPAD_MIDI_NOTE_ALL) { + if(cmd == MIDI_COMMAND_NOTE_ON) { + switch(value) { + case 0: keypad_led_on(note - KEYPAD_MIDI_NOTE_OFFSET); break; + case 1: keypad_led_toggle(note - KEYPAD_MIDI_NOTE_OFFSET); break; + default: keypad_led_blink(note, value); break; + } + } else if(cmd == MIDI_COMMAND_NOTE_OFF) + keypad_led_off(note - KEYPAD_MIDI_NOTE_OFFSET); + + } else if((note >= GPIO_MIDI_NOTE_OFFSET && note < GPIO_MIDI_NOTE_OFFSET + GPIO_NUM_OUTPUTS) || // GPIO + note == GPIO_MIDI_NOTE_ALL_OUTPUTS) { + if(cmd == MIDI_COMMAND_NOTE_ON) { + switch(value) { + case 0: gpio_out_on(note - GPIO_MIDI_NOTE_OFFSET); break; + case 1: gpio_out_toggle(note - GPIO_MIDI_NOTE_OFFSET); break; + } + } else if(cmd == MIDI_COMMAND_NOTE_OFF) + gpio_out_off(note - GPIO_MIDI_NOTE_OFFSET); + + } else if((note >= ANALOG_MIDI_NOTE_OFFSET && note < ANALOG_MIDI_NOTE_OFFSET + ANALOG_NUM_INPUTS) || // ANALOG + note == ANALOG_MIDI_NOTE_ALL_INPUTS) { + switch(cmd) { + case MIDI_COMMAND_NOTE_OFF: analog_disable_channel(note - ANALOG_MIDI_NOTE_OFFSET); break; + case MIDI_COMMAND_NOTE_ON: analog_enable_channel(note - ANALOG_MIDI_NOTE_OFFSET); break; + } + } + } +} + +static void process_outgoing_midi(void) +{ + MIDI_EventPacket_t MIDIEventOn = (MIDI_EventPacket_t) + { + .CableNumber = 0, // TODO: hardcoded value + .Command = (MIDI_COMMAND_NOTE_ON >> 4), + .Data1 = MIDI_COMMAND_NOTE_ON | 0, + .Data2 = 0, + .Data3 = 0x7F, + }; + MIDI_EventPacket_t MIDIEventOff = (MIDI_EventPacket_t) + { + .CableNumber = 0, // TODO: hardcoded value + .Command = (MIDI_COMMAND_NOTE_OFF >> 4), + .Data1 = MIDI_COMMAND_NOTE_OFF | 0, + .Data2 = 0, + .Data3 = 0, + }; + MIDI_EventPacket_t MIDIEventAnalog = (MIDI_EventPacket_t) + { + .CableNumber = 0, // TODO: hardcoded value + .Command = (MIDI_COMMAND_CONTROL_CHANGE >> 4), + .Data1 = MIDI_COMMAND_CONTROL_CHANGE | 0, + .Data2 = 0, + .Data3 = 0, + }; + + uint8_t key, state; + while(eventqueue_pop(&key, &state)) { + if (USB_DeviceState == DEVICE_STATE_Configured) { + MIDI_EventPacket_t* MIDIEvent = NULL; + if(key >= ANALOG_MIDI_NOTE_OFFSET && key < ANALOG_MIDI_NOTE_OFFSET + ANALOG_NUM_INPUTS) { + MIDIEvent = &MIDIEventAnalog; + MIDIEvent->Data2 = key; + MIDIEvent->Data3 = analog_get_value(key - ANALOG_MIDI_NOTE_OFFSET); + } else { + MIDIEvent = state ? &MIDIEventOn : &MIDIEventOff; + MIDIEvent->Data2 = key; + } + + if(MIDIEvent) + MIDI_Device_SendEventPacket(&MIDI_Interface, MIDIEvent); + } + } + if (USB_DeviceState == DEVICE_STATE_Configured) + MIDI_Device_Flush(&MIDI_Interface); +} + +int main(void) +{ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + cpu_init(); + eventqueue_init(); + keypad_init(); + gpio_init(); + analog_init(); + + USB_Init(); + sei(); + + for(;;) { + process_incoming_midi(); + + keypad_task(); + gpio_task(); + analog_task(); + + process_outgoing_midi(); + + MIDI_Device_USBTask(&MIDI_Interface); + USB_USBTask(); + } +} |