Enabled surround sound (testing only)

Enabled bass enhancer (testing only)
Fix a bug in UI for volume.
Fixed wrong repository host in DEBUG code.

MicroDexed.ino

@@ -137,7 +137,7 @@ void setup()
   delay(220);
   Serial.println(F("MicroDexed based on https://github.com/asb2m10/dexed"));
   Serial.println(F("(c)2018,2019 H. Wirtz <wirtz@parasitstudio.de>"));
-  Serial.println(F("https://github.com/dcoredump/MicroDexed"));
+  Serial.println(F("https://codeberg.org/dcoredump/MicroDexed"));
   Serial.print(F("Version: "));
   Serial.println(VERSION);
   Serial.println(F("<setup start>"));
@@ -163,10 +163,20 @@ void setup()
   sgtl5000_1.audioPostProcessorEnable();
   sgtl5000_1.autoVolumeControl(1, 1, 1, 0.9, 0.01, 0.05);
   sgtl5000_1.autoVolumeEnable();
-  //sgtl5000_1.surroundSoundEnable();
-  //sgtl5000_1.surroundSound(width, select);
-  //sgtl5000_1.enhanceBassEnable();
-  //sgtl5000_1.enhanceBass(lr_lev, bass_lev, hpf_bypass, cutoff);
+  sgtl5000_1.surroundSoundEnable();
+  sgtl5000_1.surroundSound(7, 2); // Configures virtual surround width from 0 (mono) to 7 (widest). select may be set to 1 (disable), 2 (mono input) or 3 (stereo input).
+  sgtl5000_1.enhanceBassEnable();
+  sgtl5000_1.enhanceBass(1.0, 0.2, 1, 2); // Configures the bass enhancement by setting the levels of the original stereo signal and the bass-enhanced mono level which will be mixed together. The high-pass filter may be enabled (0) or bypassed (1).
+  /* The cutoff frequency is specified as follows:
+    value  frequency
+    0      80Hz
+    1     100Hz
+    2     125Hz
+    3     150Hz
+    4     175Hz
+    5     200Hz
+    6     225Hz
+  */
   //sgtl5000_1.eqBands(bass, mid_bass, midrange, mid_treble, treble);
   Serial.println(F("Teensy-Audio-Board enabled."));
 #elif defined(TGA_AUDIO_BOARD)

UI.cpp

@@ -215,7 +215,7 @@ void handle_ui(void)
               //set_volume(float(map(enc[i].read(), 0, ENC_VOL_STEPS, 0, 100)) / 100, configuration.pan);
               tmp = (float(map(enc[i].read(), 0, ENC_VOL_STEPS, 0, 100)) / 100) - configuration.vol;
               soften_volume.diff = tmp / SOFTEN_VALUE_CHANGE_STEPS;
-              soften_volume.steps = SOFTEN_VALUE_CHANGE_STEPS;
+              soften_volume.steps = SOFTEN_VALUE_CHANGE_STEPS + 1;
 #ifdef DEBUG
               Serial.print(F("Setting soften volume from: "));
               Serial.print(configuration.vol, 5);
@@ -445,13 +445,13 @@ void ui_show_volume(void)
   }
 
   // show value
-  lcd.show(0, LCD_CHARS - 3, 3, configuration.vol * 100);
+  lcd.show(0, LCD_CHARS - 3, 3, (configuration.vol * 100 + 0.5));
 
   if (pos != old_pos)
   {
     lcd.show(1, pos, 1, "*");
     lcd.show(1, old_pos, 1, " ");
-    old_pos=pos;
+    old_pos = pos;
   }
 
   ui_state = UI_VOLUME;