Changes to accomodate new sensors

PB control -> 2d stick
Extra -> cap lip sensor
Bite -> force sensitive resistor
Lever -> pot
2d Stick added
This commit is contained in:
Brian Hrebec 2024-10-19 20:39:01 -05:00
parent e8aeb26399
commit b401b34bb4
8 changed files with 150 additions and 143 deletions

View file

@ -23,6 +23,7 @@
// Statup buttons
#define STARTUP_FACTORY_RESET 0x3
#define STARTUP_TEST 0x2
#define STARTUP_CONFIG 0xC
#define TEST_CONFIG 0xA
#define DEBUG_CONFIG 0x1
@ -50,7 +51,7 @@
#define BREATH_LO_LIMIT 9000
#define BREATH_HI_LIMIT 12000
#define BITE_LO_LIMIT 500
#define BITE_LO_LIMIT 0
#define BITE_HI_LIMIT 1000
#define PITCHB_LO_LIMIT -2000
#define PITCHB_HI_LIMIT 2000

View file

@ -101,8 +101,11 @@ struct instrument_state_t {
int16_t biteSignal = 0; // capacitance data from bite sensor, for midi cc and threshold checks
int16_t leverSignal = 0;
int16_t pbSignal = 0;
int16_t pbYSignal = 0;
int16_t extraSignal = 0;
int16_t vibSignal = 0;
int16_t stickXSignal = 0;
int16_t stickYSignal = 0;
int16_t avgCTouchSignal = 0;
// MIDI values
@ -112,6 +115,9 @@ struct instrument_state_t {
byte extraVal = 0; // keep track and make sure we send CC with 0 value when off threshold
byte leverVal = 0; // keep track and make sure we send CC with 0 value when off threshold
byte pbVal = 0; // keep track and make sure we send CC with 0 value when off threshold
byte pbYVal = 0; // keep track and make sure we send CC with 0 value when off threshold
byte stickXVal = 0; // keep track and make sure we send CC with 0 value when off threshold
byte stickYVal = 0; // keep track and make sure we send CC with 0 value when off threshold
int pitchBend = 8192;
int pbSend = 8192; // Pitch bend actually sent, modified by vibrato, etc
bool pbActive = false; // extra CC selection

View file

@ -20,7 +20,6 @@ float sliderMALever = 0.0;
Adafruit_MPR121 touchSensorKeys = Adafruit_MPR121();
Adafruit_MPR121 touchSensorRoller = Adafruit_MPR121();
Adafruit_MPR121 touchSensorUtil = Adafruit_MPR121();
Adafruit_MPRLS pressureSensorMain = Adafruit_MPRLS();
Adafruit_MPRLS pressureSensorAlt = Adafruit_MPRLS();
@ -56,9 +55,6 @@ void initHardware() {
tiltFilter.setFilter(LOWPASS, ICM_FILTER_FREQ, 0.0); // create a one pole (RC) lowpass filter
rollFilter.setFilter(LOWPASS, ICM_FILTER_FREQ, 0.0); // create a one pole (RC) lowpass filter
icmSensor.begin_I2C(ICM20948_I2CADDR_DEFAULT, &MainI2CBus);
sliderFilterExtra.setFilter(INTEGRATOR, 0.75, 0.0);
sliderFilterLever.setFilter(INTEGRATOR, 0.75, 0.0);
sliderFilterPB.setFilter(INTEGRATOR, 0.75, 0.0);
ledStrip.begin();
@ -72,13 +68,6 @@ void initHardware() {
errorWait();
}
if (!touchSensorUtil.begin(UtilI2CAddr, &MainI2CBus)) {
displayError("Util touch error");
errorWait();
}
//touchSensorUtil.writeRegister(MPR121_CONFIG1, 0x3f); // default, 16uA charge current
//touchSensorUtil.writeRegister(MPR121_CONFIG2, 0xE0); // 0.5uS encoding, 1ms period
if (!pressureSensorMain.begin(MPRLS_DEFAULT_ADDR, &AuxI2CBus)) {
displayError("Main pressure sensor error");
errorWait();
@ -171,18 +160,10 @@ int readTouchRoller(uint8_t n) {
return CAP_SENS_ABSOLUTE_MAX - touchSensorRoller.filteredData(n);
}
int readTouchUtil(uint8_t n) {
return CAP_SENS_ABSOLUTE_MAX - touchSensorUtil.filteredData(n);
}
uint16_t keysTouched() {
return touchSensorKeys.touched();
}
uint16_t utilTouched() {
return touchSensorUtil.touched();
}
int readSpikePressure() {
return spikeFilter.output();
}
@ -198,47 +179,12 @@ int readAltPressure() {
return breathAltFilter.input(pressureSensorAlt.readPressure()) * PRESSURE_SENS_MULTIPLIER;
}
int16_t readSlider(Slider id, int thr) {
float filtered = 0.0;
float a = 0, b = 0;
FilterOnePole *filter;
int16_t readAnalog(Control id, int thr) {
switch (id) {
case SLIDER_PITCH_BEND:
a = touchSensorUtil.filteredData(pbSliderPin1);
b = touchSensorUtil.filteredData(pbSliderPin2);
filter = &sliderFilterPB;
break;
case SLIDER_EXTRA:
a = touchSensorRoller.filteredData(extraSliderPin1);
b = touchSensorRoller.filteredData(extraSliderPin2);
filter = &sliderFilterExtra;
/*
Serial.print(">a:");
Serial.println(a);
Serial.print(">b:");
Serial.println(b);
Serial.print(">thr:");
Serial.println(thr);
*/
break;
case SLIDER_LEVER:
a = touchSensorUtil.filteredData(leverSliderPin1);
b = touchSensorUtil.filteredData(leverSliderPin2);
filter = &sliderFilterLever;
break;
default:
return 0.0;
return 0;
break;
}
if ((a + b) <= (thr + thr - SLIDER_TOUCH_OFFSET)) {
filtered = filter->input(a - b);
} else {
return INT16_MIN;
}
return filtered * 100;
}
icm_result_t readICM() {
@ -254,25 +200,34 @@ icm_result_t readICM() {
};
}
int readRawSlider(Slider id) {
float a, b;
int readRawControl(Control id) {
int a;
switch (id) {
case SLIDER_PITCH_BEND:
a = touchSensorUtil.filteredData(pbSliderPin1);
b = touchSensorUtil.filteredData(pbSliderPin2);
case CONTROL_PB:
a = analogRead(pbXPin);
break;
case SLIDER_EXTRA:
a = touchSensorRoller.filteredData(extraSliderPin1);
b = touchSensorRoller.filteredData(extraSliderPin2);
case CONTROL_PB_Y:
a = analogRead(pbYPin);
break;
case SLIDER_LEVER:
a = touchSensorUtil.filteredData(leverSliderPin1);
b = touchSensorUtil.filteredData(leverSliderPin2);
case CONTROL_EXTRA:
a = readTouchRoller(extraPin);
break;
case CONTROL_BITE:
a = analogRead(bitePin);
break;
case CONTROL_LEVER:
a = analogRead(leverPin);
break;
case CONTROL_STICK_X:
a = analogRead(stickXPin);
break;
case CONTROL_STICK_Y:
a = analogRead(stickYPin);
break;
default:
return 0.0;
break;
}
return (a + b) / 2;
return a;
}

View file

@ -21,10 +21,14 @@ struct icm_result_t {
float roll;
};
enum Slider : uint8_t {
SLIDER_PITCH_BEND = 0,
SLIDER_EXTRA = 1,
SLIDER_LEVER = 2,
enum Control : uint8_t {
CONTROL_PB = 0,
CONTROL_PB_Y = 1,
CONTROL_EXTRA = 2,
CONTROL_LEVER = 3,
CONTROL_STICK_X = 4,
CONTROL_STICK_Y = 5,
CONTROL_BITE = 6,
};
@ -35,11 +39,9 @@ uint8_t buttonState(); // return true if the given buttons are pressed
int readKnob(uint8_t n);
int readTouchKey(uint8_t n);
int readTouchRoller(uint8_t n);
int readTouchUtil(uint8_t n);
int readRawSlider(Slider id);
int16_t readSlider(Slider id, int thr);
int readRawControl(Control id);
int16_t readControl(Control id, int thr);
uint16_t keysTouched();
uint16_t utilTouched();
int readPressure();
int readAltPressure();
int readSpikePressure();
@ -48,8 +50,8 @@ icm_result_t readICM();
// xEVI hardware setup
// I2C
#define MainI2CBus Wire1
#define AuxI2CBus Wire
#define MainI2CBus Wire
#define AuxI2CBus Wire1
#define KeysI2CAddr 0x5A
#define RollerI2CAddr 0x5B
#define UtilI2CAddr 0x5C
@ -61,15 +63,15 @@ icm_result_t readICM();
#define b4Pin 0
// Digital pins for encoder quadrature
#define e1aPin 6
#define e2aPin 8
#define e3aPin 7
#define e1aPin 8
#define e2aPin 7
#define e3aPin 6
#define e4aPin 5
#define e1bPin 22
#define e2bPin 21
#define e3bPin 20
#define e4bPin 23
#define e1bPin 12
#define e2bPin 11
#define e3bPin 10
#define e4bPin 9
// CV pins
#define cvGatePin 9
@ -107,13 +109,14 @@ icm_result_t readICM();
#define R5Pin 10
#define R6Pin 11
// Additional pins
#define bitePin 0
#define barPin 7
#define pbSliderPin1 11
#define pbSliderPin2 10
#define leverSliderPin1 9
#define leverSliderPin2 8
#define extraSliderPin1 2
#define extraSliderPin2 3
// Control pins
#define extraPin 0
#define bitePin A6
#define pbXPin A8
#define pbYPin A9
#define pbBPin 21
#define stickXPin A10
#define stickYPin A11
#define leverPin A1
#define stickBPin 14
#endif

View file

@ -223,7 +223,7 @@ static const unsigned char PROGMEM nuevi_logo_bmp[] = {
};
#define OLED_RESET 4
Adafruit_SSD1306 display(128, 64, &Wire1, OLED_RESET, 1000000, 1000000);
Adafruit_SSD1306 display(128, 64, &MainI2CBus, OLED_RESET, 1000000, 1000000);
int16_t ctouchVal = 0;
MenuScreen* currentMenu = NULL;
@ -936,18 +936,21 @@ private:
std::array<AdjustValue, 7> adjustValues = { {
std::array<AdjustValue, 10> adjustValues = { {
{"BREATH", &instrument_state_t::breathSignal, &calibration_t::breathThrValOffset, &calibration_t::breathMaxValOffset,
BREATH_LO_LIMIT, BREATH_HI_LIMIT, &instrument_state_t::breathZero},
{"BITE",&instrument_state_t::biteSignal, &calibration_t::biteThrVal, &calibration_t::biteMaxVal, BITE_LO_LIMIT, BITE_HI_LIMIT, NULL},
{"PB",&instrument_state_t::pbSignal, &calibration_t::pbMinVal, &calibration_t::pbMaxVal, PITCHB_LO_LIMIT, PITCHB_HI_LIMIT, NULL},
{"PB Z/DZ",&instrument_state_t::pbSignal, &calibration_t::pbCenterVal, &calibration_t::pbDeadzone, PITCHB_LO_LIMIT, PITCHB_HI_LIMIT, NULL},
{"PB Y",&instrument_state_t::pbYSignal, &calibration_t::pbYMinVal, &calibration_t::pbYMaxVal, PITCHB_LO_LIMIT, PITCHB_HI_LIMIT, NULL},
{"EXTRA", &instrument_state_t::extraSignal, &calibration_t::extraMinVal, &calibration_t::extraMaxVal, EXTRA_LO_LIMIT, EXTRA_HI_LIMIT, NULL},
{"LEVER", &instrument_state_t::leverSignal, &calibration_t::leverMinVal, &calibration_t::leverMaxVal, LEVER_LO_LIMIT, LEVER_HI_LIMIT, NULL},
{"STICK X", &instrument_state_t::stickXSignal, &calibration_t::stickXMinVal, &calibration_t::stickXMaxVal, LEVER_LO_LIMIT, LEVER_HI_LIMIT, NULL},
{"STICK Y", &instrument_state_t::stickYSignal, &calibration_t::stickYMinVal, &calibration_t::stickYMaxVal, LEVER_LO_LIMIT, LEVER_HI_LIMIT, NULL},
{"TOUCH", &instrument_state_t::avgCTouchSignal, &calibration_t::ctouchThrVal, &calibration_t::ctouchThrVal, CTOUCH_LO_LIMIT, CTOUCH_HI_LIMIT, NULL},
}};
AdjustMenuScreen<7> adjustMenu("ADJUST", adjustValues);
AdjustMenuScreen<10> adjustMenu("ADJUST", adjustValues);
//***********************************************************
@ -1005,6 +1008,9 @@ ChoiceMenu<4, ExtraControl> extraCtlMenu("EXT CTL", &preset_t::extraControl, { {
PresetValueMenu<128, uint8_t> extraCCMenu("EXT CC", &preset_t::extraCC, 0, 127, true, CC_NAMES);
ChoiceMenu<6, ExtraControl> pbCtlMenu("PB CTL", &preset_t::pbControl, { {OFF, VIBRATO, GLIDE, CC, BEND, VIB_BEND} }, { "OFF", "VIBRATO", "GLIDE", "CC", "BEND", "VIB_BEND" });
PresetValueMenu<128, uint8_t> pbCCMenu("PB CC", &preset_t::pbCC, 0, 127, true, CC_NAMES);
PresetValueMenu<128, uint8_t> pbYCCMenu("PB Y CC", &preset_t::pbYCC, 0, 127, true, CC_NAMES);
PresetValueMenu<128, uint8_t> stickXCCMenu("STICK X CC", &preset_t::stickXCC, 0, 127, true, CC_NAMES);
PresetValueMenu<128, uint8_t> stickYCCMenu("STICK Y CC", &preset_t::stickYCC, 0, 127, true, CC_NAMES);
ChoiceMenu<4, ExtraControl> tiltModeMenu("TILT MODE", &preset_t::icmTiltMode, { {OFF, VIBRATO, GLIDE, CC} }, { "OFF", "VIBRATO", "GLIDE", "CC" });
PresetValueMenu<128, uint8_t> tiltCCMenu("TILT CC", &preset_t::icmTiltCC, 0, 127, true, CC_NAMES);
ChoiceMenu<4, ExtraControl> rollModeMenu("ROLL MODE", &preset_t::icmRollMode, { {OFF, VIBRATO, GLIDE, CC} }, { "OFF", "VIBRATO", "GLIDE", "CC" });
@ -1082,7 +1088,7 @@ std::array<MenuScreen *const, 11> breathMenuEntries = {
};
SubMenu<11> breathMenu("BR SETUP", breathMenuEntries);
const std::array<MenuScreen *const, 22> controlMenuEntries = {
const std::array<MenuScreen *const, 25> controlMenuEntries = {
&fingeringMenu,
&polyMenu,
&rollerMenu,
@ -1090,6 +1096,9 @@ const std::array<MenuScreen *const, 22> controlMenuEntries = {
&biteCCMenu,
&pbCtlMenu,
&pbCCMenu,
&pbYCCMenu,
&stickXCCMenu,
&stickYCCMenu,
&leverCtlMenu,
&leverCCMenu,
&extraCtlMenu,
@ -1106,7 +1115,7 @@ const std::array<MenuScreen *const, 22> controlMenuEntries = {
&accelModeMenu,
&accelCCMenu,
};
SubMenu<22> controlMenu("CTL SETUP", controlMenuEntries);
SubMenu<25> controlMenu("CTL SETUP", controlMenuEntries);
const std::array<MenuScreen *const, 5> vibratoMenuEntries = {
&vibDepthMenu,
@ -1249,7 +1258,7 @@ void initDisplay() {
// internally, this will display the splashscreen.
display.clearDisplay();
display.setRotation(2);
display.setRotation(0);
display.drawBitmap(0, 0, nuevi_logo_bmp, LOGO16_GLCD_WIDTH, LOGO16_GLCD_HEIGHT, 1);
display.display();
currentMenu = &statusMenu;

View file

@ -35,7 +35,13 @@ struct calibration_t {
int16_t extraMinVal = -1000;
int16_t extraMaxVal = 1000;
int16_t ctouchThrVal = 900;
uint8_t _reserved[24];
int16_t pbYMinVal = 0;
int16_t pbYMaxVal = 1000;
int16_t stickXMinVal = 0;
int16_t stickXMaxVal = 1000;
int16_t stickYMinVal = 0;
int16_t stickYMaxVal = 1000;
uint8_t _reserved[12];
};
static_assert(sizeof(calibration_t) == CALIBRATION_MAX_SIZE, "calibration data wrong size");
@ -97,8 +103,11 @@ struct preset_t {
PolySelect polyMode = PolySelect::EHarmonizerOff;
ExtraControl pbControl = ExtraControl::VIB_BEND;
uint8_t pbCC = 12; // extra CC selection
uint8_t pbYCC = 13; // pbY CC selection
uint8_t stickXCC = 14; // stickX CC selection
uint8_t stickYCC = 15; // stickY CC selection
uint8_t _reserved[80];
uint8_t _reserved[77];
};
static_assert(sizeof(preset_t) == PRESET_MAX_SIZE, "preset_t must be 128 bytes");

View file

@ -12,7 +12,25 @@ void handleTestMode(state_t &state) {
Serial.print("Buttons:");
Serial.println(buttons, HEX);
}
/*
Serial.print(">KnobE1aPin:");
Serial.println(digitalRead(e1aPin));
Serial.print(">KnobE2aPin:");
Serial.println(digitalRead(e2aPin));
Serial.print(">KnobE3aPin:");
Serial.println(digitalRead(e3aPin));
Serial.print(">KnobE4aPin:");
Serial.println(digitalRead(e4aPin));
Serial.print(">KnobE1bPin:");
Serial.println(digitalRead(e1bPin));
Serial.print(">KnobE2bPin:");
Serial.println(digitalRead(e2bPin));
Serial.print(">KnobE3bPin:");
Serial.println(digitalRead(e3bPin));
Serial.print(">KnobE4bPin:");
Serial.println(digitalRead(e4bPin));
*/
for (int i = 0; i < 4; i++) {
int k = readKnob(i);
if (k != 0) {
@ -30,13 +48,6 @@ void handleTestMode(state_t &state) {
oldKeys = keys;
}
uint16_t util = utilTouched();
if (util != oldUtil) {
Serial.print("Util:");
Serial.println(util, HEX);
oldUtil = util;
}
if (buttons == 0x01) {
plotCap = !plotCap;
}
@ -46,18 +57,11 @@ void handleTestMode(state_t &state) {
}
if (plotCap) {
for (int i = 0; i < 12; i++) {
Serial.print(">key");
for (int i = 0; i < 7; i++) {
Serial.print(">control");
Serial.print(i);
Serial.print(":");
Serial.println(readTouchKey(i));
}
for (int i = 0; i < 12; i++) {
Serial.print(">util");
Serial.print(i);
Serial.print(":");
Serial.println(readTouchRoller(i));
Serial.println(readRawControl(i));
}
}

View file

@ -395,11 +395,8 @@ void portamento_() {
//***********************************************************
void sendCC() {
int biteVal = instrument.biteSignal;
if (ExtraControl::CC == state.currentPreset->biteControl) {
if (instrument.biteSignal >= calibration.biteThrVal) { // we are over the threshold, calculate CC value
biteVal = mapConstrain(instrument.biteSignal, calibration.biteThrVal, calibration.biteMaxVal, 0, 127);
}
int biteVal = mapConstrain(instrument.biteSignal, calibration.biteThrVal, calibration.biteMaxVal, 0, 127);
if (biteVal != instrument.biteVal) {
midiSendControlChange(state.currentPreset->biteCC, biteVal);
@ -407,11 +404,8 @@ void sendCC() {
instrument.biteVal = biteVal;
}
int extraVal = instrument.extraVal;
if (ExtraControl::CC == state.currentPreset->extraControl) {
if (instrument.extraSignal != INT16_MIN) { // we are over the threshold, calculate CC value
extraVal = mapConstrain(instrument.extraSignal, calibration.extraMinVal, calibration.extraMaxVal, 0, 127);
}
int extraVal = mapConstrain(instrument.extraSignal, calibration.extraMinVal, calibration.extraMaxVal, 0, 127);
if (extraVal != instrument.extraVal) {
midiSendControlChange(state.currentPreset->extraCC, extraVal);
@ -419,11 +413,8 @@ void sendCC() {
instrument.extraVal = extraVal;
}
int leverVal = instrument.leverVal;
if (ExtraControl::CC == state.currentPreset->leverControl) {
if (instrument.leverSignal != INT16_MIN) { // we are over the threshold, calculate CC value
leverVal = mapConstrain(instrument.leverSignal, calibration.leverMinVal, calibration.leverMaxVal, 0, 127);
}
int leverVal = mapConstrain(instrument.leverSignal, calibration.leverMinVal, calibration.leverMaxVal, 0, 127);
if (leverVal != instrument.leverVal) {
midiSendControlChange(state.currentPreset->leverCC, leverVal);
@ -431,11 +422,8 @@ void sendCC() {
instrument.leverVal = leverVal;
}
int pbVal = instrument.pbVal;
if (ExtraControl::CC == state.currentPreset->pbControl) {
if (instrument.pbSignal != INT16_MIN) { // we are over the threshold, calculate CC value
pbVal = mapConstrain(instrument.pbSignal, calibration.pbMinVal, calibration.pbMaxVal, 0, 127);
}
int pbVal = mapConstrain(instrument.pbSignal, calibration.pbMinVal, calibration.pbMaxVal, 0, 127);
if (pbVal != instrument.pbVal) {
midiSendControlChange(state.currentPreset->pbCC, pbVal);
@ -443,6 +431,34 @@ void sendCC() {
instrument.pbVal = pbVal;
}
if (state.currentPreset->pbYCC) {
int pbYVal = mapConstrain(instrument.pbYSignal, calibration.pbYMinVal, calibration.pbYMaxVal, 0, 127);
if (pbYVal != instrument.pbYVal) {
midiSendControlChange(state.currentPreset->pbYCC, pbYVal);
}
instrument.pbYVal = pbYVal;
}
if (state.currentPreset->stickXCC) {
int stickXVal = mapConstrain(instrument.stickXSignal, calibration.stickXMinVal, calibration.stickXMaxVal, 0, 127);
if (stickXVal != instrument.stickXVal) {
midiSendControlChange(state.currentPreset->stickXCC, stickXVal);
}
instrument.stickXVal = stickXVal;
}
if (state.currentPreset->stickYCC) {
int stickYVal = mapConstrain(instrument.stickYSignal, calibration.stickYMinVal, calibration.stickYMaxVal, 0, 127);
if (stickYVal != instrument.stickYVal) {
midiSendControlChange(state.currentPreset->stickYCC, stickYVal);
}
instrument.stickYVal = stickYVal;
}
if (!inMenu()) {
for (int i = 0; i < 4; i++) {
byte val = constrain((int)state.instrument->knobVals[i] + readKnob(i), 0, 127);
@ -490,9 +506,6 @@ void autoCal() {
for (int i = 1; i <= CALIBRATE_SAMPLE_COUNT; ++i) {
bZero += readPressure();
bAltZero += readAltPressure();
bLeverTouchZero += readRawSlider(Slider::SLIDER_LEVER);
bExtraTouchZero += readRawSlider(Slider::SLIDER_EXTRA);
bPBTouchZero += readRawSlider(Slider::SLIDER_PITCH_BEND);
}
instrument.breathZero = bZero / CALIBRATE_SAMPLE_COUNT;
@ -842,10 +855,13 @@ void initState() {
* Read all utility sensors
*/
void readUtil() {
instrument.biteSignal = readTouchRoller(bitePin);
instrument.pbSignal = readSlider(Slider::SLIDER_PITCH_BEND, instrument.sliderPBThr);
instrument.leverSignal = readSlider(Slider::SLIDER_LEVER, instrument.sliderLeverThr);
instrument.extraSignal = readSlider(Slider::SLIDER_EXTRA, instrument.sliderExtraThr);
instrument.biteSignal = readRawControl(CONTROL_BITE);
instrument.pbSignal = readRawControl(CONTROL_PB);
instrument.pbYSignal = readRawControl(CONTROL_PB_Y);
instrument.extraSignal = readRawControl(CONTROL_EXTRA);
instrument.leverSignal = readRawControl(CONTROL_LEVER);
instrument.stickXSignal = readRawControl(CONTROL_STICK_X);
instrument.stickYSignal = readRawControl(CONTROL_STICK_Y);
}
/**
@ -1029,6 +1045,10 @@ void setup() {
initState(); // Set up midi/etc
statusLedOn(); // Switch on the onboard LED to indicate power on/ready
displayOff(state);
if (checkButtonState(STARTUP_TEST)) {
instrument.mode = MODE_TEST;
}
}
//_______________________________________________________________________________________________ MAIN LOOP