inline void delay_ms(unsigned int ms) {
PreenFM2_uDelay(ms * 1000);
}
// I2C configuration
static void codec_init()
{
//uint32_t delaycount;
uint8_t CodecCommandBuffer[5];
uint8_t regValue = 0xFF;
GPIO_SetBits(CODEC_RESET_PORT, CODEC_RESET_PIN);
//delaycount = 10000000;
//while (delaycount > 0)
//{
// delaycount--;
//}
PreenFM2_uDelay(100);
//keep codec OFF
CodecCommandBuffer[0] = CODEC_MAP_PLAYBACK_CTRL1;
CodecCommandBuffer[1] = 0x01;
send_codec_ctrl(CodecCommandBuffer, 2);
//begin initialization sequence (p. 32)
CodecCommandBuffer[0] = 0x00;
CodecCommandBuffer[1] = 0x99;
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = 0x47;
CodecCommandBuffer[1] = 0x80;
send_codec_ctrl(CodecCommandBuffer, 2);
regValue = read_codec_register(0x32);
CodecCommandBuffer[0] = 0x32;
CodecCommandBuffer[1] = regValue | 0x80;
send_codec_ctrl(CodecCommandBuffer, 2);
regValue = read_codec_register(0x32);
CodecCommandBuffer[0] = 0x32;
CodecCommandBuffer[1] = regValue & (~0x80);
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = 0x00;
CodecCommandBuffer[1] = 0x00;
send_codec_ctrl(CodecCommandBuffer, 2);
//end of initialization sequence
CodecCommandBuffer[0] = CODEC_MAP_PWR_CTRL2;
CodecCommandBuffer[1] = 0xAF;
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = CODEC_MAP_PLAYBACK_CTRL1;
CodecCommandBuffer[1] = 0x70;
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = CODEC_MAP_CLK_CTRL;
CodecCommandBuffer[1] = 0x80; //0x81; //auto detect clock
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = CODEC_MAP_IF_CTRL1;
CodecCommandBuffer[1] = 0x05; //24bit
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = 0x0A;
CodecCommandBuffer[1] = 0x00;
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = 0x27;
CodecCommandBuffer[1] = 0x00;
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = 0x1A | CODEC_MAPBYTE_INC;
CodecCommandBuffer[1] = 0x0A;
CodecCommandBuffer[2] = 0x0A;
send_codec_ctrl(CodecCommandBuffer, 3);
CodecCommandBuffer[0] = 0x1F;
CodecCommandBuffer[1] = 0x0F;
send_codec_ctrl(CodecCommandBuffer, 2);
CodecCommandBuffer[0] = CODEC_MAP_PWR_CTRL1;
CodecCommandBuffer[1] = 0x9E;
send_codec_ctrl(CodecCommandBuffer, 2);
}
void setup() {
lcd.begin(20, 4);
LCD_InitChars(&lcd);
for (int r=0; r<20; r++) {
lcd.setCursor(r,0);
lcd.print((char)0);
lcd.setCursor(r,1);
lcd.print((char)0);
lcd.setCursor(r,2);
lcd.print((char)0);
lcd.setCursor(r,3);
lcd.print((char)0);
}
LED_Config();
USART_Config();
MCP4922_Config();
RNG_Config();
// Set flush to zero mode...
// FPU will treat denormal value as 0
// You can avoid some of these support code requirements by:
//enabling flush-to-zero mode, by setting the FZ bit, FPSCR[24], to 1
//enabling default NaN mode, by setting the DN bit, FPSCR[25], to 1.
//Some of the other support code requirements only occur when the appropriate feature is enabled. You enable:
//Inexact exceptions by setting the IXE bit, FPSCR[12], to 1
//Overflow exceptions by setting the OFE bit, FPSCR[10], to 1
//Invalid Operation exceptions by setting the IOE bit, FPSCR[8], to 1.
// Fast mode
FPU->FPDSCR |= FPU_FPDSCR_FZ_Msk;
FPU->FPDSCR |= FPU_FPDSCR_DN_Msk;
FPU->FPDSCR &= ~(1UL << 12);
FPU->FPDSCR &= ~(1UL << 10);
FPU->FPDSCR &= ~(1UL << 8);
// ---------------------------------------
// Dependencies Injection
// to SynthStateAware Class
// MidiDecoder, Synth (Env,Osc, Lfo, Matrix, Voice ), FMDisplay, PresetUtil...
synth.setSynthState(&synthState);
fmDisplay.setSynthState(&synthState);
midiDecoder.setSynthState(&synthState);
midiDecoder.setVisualInfo(&fmDisplay);
midiDecoder.setSynth(&synth);
midiDecoder.setStorage(&usbKey);
// ---------------------------------------
// Register listener
// synthstate is updated by encoder change
encoders.insertListener(&synthState);
// fmDisplay and synth needs to be aware of synthState changes
// synth must be first one, can modify param new value
/// order of param listener is important... synth must be called first so it's inserted last.
synthState.insertParamListener(&fmDisplay);
synthState.insertParamListener(&midiDecoder);
synthState.insertParamListener(&synth);
synthState.insertMenuListener(&fmDisplay);
// Synth can check and modify param new value
synthState.insertParamChecker(&synth);
synthState.setStorage(&usbKey);
synthState.setHexter(&hexter);
usbKey.init(synth.getTimbre(0)->getParamRaw(), synth.getTimbre(1)->getParamRaw(), synth.getTimbre(2)->getParamRaw(), synth.getTimbre(3)->getParamRaw());
usbKey.setSysexSender(&midiDecoder);
// usbKey and hexter needs to know if arpeggiator must be loaded and saved
usbKey.setArpeggiatorPartOfThePreset(&synthState.fullState.midiConfigValue[MIDICONFIG_ARPEGGIATOR_IN_PRESET]);
hexter.setArpeggiatorPartOfThePreset(&synthState.fullState.midiConfigValue[MIDICONFIG_ARPEGGIATOR_IN_PRESET]);
usbKey.loadConfig(synthState.fullState.midiConfigValue);
SysTick_Config();
synth.buildNewSampleBlock();
synth.buildNewSampleBlock();
// shorten the release value for init sound...
((OneSynthParams*)synth.getTimbre(0)->getParamRaw())->env1b.releaseTime = 1.1f;
((OneSynthParams*)synth.getTimbre(0)->getParamRaw())->env4b.releaseTime = 0.8f;
bool displayline1 = true;
for (int r=0; r<20; r++) {
if (r<10 && (r & 0x1) == 0) {
GPIO_SetBits(GPIOB, GPIO_Pin_6);
} else {
GPIO_ResetBits(GPIOB, GPIO_Pin_6);
}
switch (r) {
case 0:
synth.noteOn(0, 40, 120);
break;
case 1:
synth.noteOff(0, 40);
break;
case 3:
synth.noteOn(0, 52, 120);
break;
case 4:
synth.noteOff(0,52);
break;
}
for (char s=1; s<6; s++) {
fillSoundBuffer();
lcd.setCursor(r,0);
lcd.print(s);
fillSoundBuffer();
lcd.setCursor(r,1);
lcd.print(s);
fillSoundBuffer();
lcd.setCursor(r,2);
lcd.print(s);
fillSoundBuffer();
lcd.setCursor(r,3);
lcd.print(s);
for (int i=0; i<100; i++) {
fillSoundBuffer();
PreenFM2_uDelay(50);
}
}
fillSoundBuffer();
if (displayline1) {
if (line1[r] != 0) {
lcd.setCursor(r,1);
lcd.print(line1[r]);
} else {
displayline1 = false;
}
}
fillSoundBuffer();
lcd.setCursor(r,2);
lcd.print(line2[r]);
fillSoundBuffer();
}
// launch the engine !!
// Init DAC number
// if (GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_8) == Bit_SET) {
// lcd.setCursor(17,3);
// lcd.print("R4g");
// } else {
// lcd.setCursor(17,3);
// lcd.print("R4f");
// }
for (int i=0; i<4000; i++) {
fillSoundBuffer();
PreenFM2_uDelay(250);
}
// FS = Full speed : midi
// HS = high speed : USB Key
// Init core FS as a midiStreaming device
if (synthState.fullState.midiConfigValue[MIDICONFIG_USB] != USBMIDI_OFF) {
USBD_Init(&usbOTGDevice, USB_OTG_FS_CORE_ID, &usbdMidiDescriptor, &midiCallback, &midiStreamingUsrCallback);
}
if (usbKey.loadDefaultCombo()) {
synthState.propagateAfterNewComboLoad();
}
fmDisplay.init(&lcd, &usbKey);
int bootOption = synthState.fullState.midiConfigValue[MIDICONFIG_BOOT_START];
if (bootOption == 0) {
fmDisplay.displayPreset();
fmDisplay.setRefreshStatus(12);
} else {
// Menu
synthState.buttonPressed(BUTTON_MENUSELECT);
// Load
synthState.buttonPressed(BUTTON_MENUSELECT);
if (bootOption == 1) {
// Bank
synthState.buttonPressed(BUTTON_MENUSELECT);
} else if (bootOption == 2) {
// Combo
synthState.encoderTurned(0, 1);
synthState.buttonPressed(BUTTON_MENUSELECT);
} else if (bootOption == 3) {
// DX7
synthState.encoderTurned(0, 1);
synthState.encoderTurned(0, 1);
synthState.buttonPressed(BUTTON_MENUSELECT);
}
// First preset...
synthState.buttonPressed(BUTTON_MENUSELECT);
}
}