diff --git a/arduino/rainboard/rainboard.ino b/arduino/rainboard/rainboard.ino
deleted file mode 120000
index e816499..0000000
--- a/arduino/rainboard/rainboard.ino
+++ /dev/null
@@ -1 +0,0 @@
-src/rainboard.ino
\ No newline at end of file
diff --git a/arduino/rainboard/rainboard.ino b/arduino/rainboard/rainboard.ino
new file mode 100644
index 0000000..cac05b8
--- /dev/null
+++ b/arduino/rainboard/rainboard.ino
@@ -0,0 +1,198 @@
+//
+// a 2-dimensional ringringrain touch-pad(board)
+//
+// D. Yi @ 2023 4 9
+//
+
+////network!
+
+#include <ConfigurableFirmata.h>
+
+const char* ssid     = "nolink2";
+const char* password = "2222277777";
+const int NETWORK_PORT = 27016;
+
+#include <WiFi.h>
+#include "utility/WiFiClientStream.h"
+#include "utility/WiFiServerStream.h"
+WiFiServerStream serverStream(NETWORK_PORT);
+
+#include <ArduinoOTA.h>
+
+////pad structure
+
+// #define FLIPPED
+// --> comment/uncomment for horizontal flipping of the installation.
+
+#define NUMKEYS 42 // columns : 14, rows : 3
+// --> how many keys are available for this pad
+
+int keystat[NUMKEYS] = {0, };
+// --> a buffer to store statuses of all keys
+// --> needed to extract only 'the change' of key statuses
+
+#define MAXCHANGES 10
+int keychanges[MAXCHANGES] = {0, };
+int n_keychg = 0;
+// --> for monitoring only 'changed' keys.
+
+#define NUMCOLS 14
+#ifdef FLIPPED
+int pins_cols[NUMCOLS] = {16, 15, 17, 18, 20, 19, 33, 34, 35, 36, 37, 38, 39, 40}; //14
+// --> cols is horizontal offsets on the board
+// --> to be read as input.
+#else
+int pins_cols[NUMCOLS] = {40, 39, 38, 37, 36, 35, 34, 33, 19, 20, 18, 17, 15, 16}; //14
+// --> cols is horizontal offsets on the board
+// --> to be read as input.
+#endif
+
+#define NUMROWS 2
+int pins_rows[NUMROWS] = {7, 6}; //2
+// #define NUMROWS 3
+// int pins_rows[NUMROWS] = {8, 7, 6}; //3
+// --> rows is vertical offsets on the board
+// --> to be driven as output (or high impedance)
+
+void setup()
+{
+  //serial
+  Serial.begin(115200);
+
+  //pinmodes
+  // cols : to be read as input. (PULL-UP)
+  for (int idx = 0; idx < NUMCOLS; idx++) {
+    pinMode(pins_cols[idx], INPUT_PULLUP);
+  }
+
+  //wifi
+  WiFi.mode(WIFI_STA);
+  // Connect to WiFi network
+  Serial.println();
+  Serial.println();
+  Serial.print("Connecting to ");
+  Serial.println(ssid);
+  WiFi.begin(ssid, password);
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(".");
+  }
+  Serial.println("");
+
+  Serial.println("WiFi connected");
+  Serial.println("IP address: ");
+  Serial.println(WiFi.localIP());
+  Serial.println("Mac address: " + WiFi.macAddress());
+
+  //firmata
+  Firmata.disableBlinkVersion();
+  Firmata.begin(serverStream);
+
+  //ota
+  ArduinoOTA.onStart([]() {
+    Serial.println("Start");
+  });
+  ArduinoOTA.onEnd([]() {
+    Serial.println("\nEnd");
+  });
+  ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
+    Serial.printf("Progress: %u%%\r", (progress / (total / 100)));
+  });
+  ArduinoOTA.onError([](ota_error_t error) {
+    Serial.printf("Error[%u]: ", error);
+    if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");
+    else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");
+    else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");
+    else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");
+    else if (error == OTA_END_ERROR) Serial.println("End Failed");
+  });
+  ArduinoOTA.begin();
+}
+
+void loop()
+{
+  // perform a full scan of the key statuses!
+
+  // update row voltages
+  static int row = 0;
+  pinMode(pins_rows[row], INPUT); // let old 'on' row goes 'hi-z' first.
+  row++;
+  if (row >= NUMROWS) {
+    row = 0;
+  }
+  pinMode(pins_rows[row], OUTPUT);
+  digitalWrite(pins_rows[row], LOW); // let new 'hi-z' row goes 'on'.. -> ready to scan.
+
+  // 100us ~ 200us, waiting for the electricity ready...
+  //delayMicroseconds(200);
+  delay(2); // 2000us == 2ms
+
+  // read all cols
+  for (int col = 0; col < NUMCOLS; col++) {
+    int key = row * NUMCOLS + col;
+    if (key < NUMKEYS) {
+      int cur_key = !digitalRead(pins_cols[col]); //logic inversion. (HIGH = noteoff, LOW = noteon.)
+
+      // if it is 'changed',
+      if (cur_key != keystat[key]) {
+        // if there is a room to record this change,
+        if (n_keychg < MAXCHANGES) {
+          // make a memo.
+          int keycoded = (key) * 10 + cur_key; // for example : C4 note-on --> 601 ( == 60*10 + 1)
+          keychanges[n_keychg] = keycoded;
+          n_keychg++;
+          // send Firmata msg. over WIFI.
+          Firmata.sendAnalog(0, keycoded);
+          //@Pd
+          //[pduino/arduino] will divide this by 1023.0 to map 0-1023 -> 0.0-1.0
+          //so, to recover original values, multiply back by 1023.0.
+        }
+      }
+
+      // okay. good. now, apply the change.
+      keystat[key] = cur_key;
+    }
+  }
+
+  // at the moment of 'full scan done'
+  if (row == NUMROWS - 1) {
+
+    // // print out the buffer status.
+    // for (int key = 0; key < NUMKEYS; key++) {
+    //   Serial.print(keystat[key]); Serial.print(" ");
+    // }
+    // Serial.println();
+
+    // print out the changes.
+    for (int chg = 0; chg < n_keychg; chg++) {
+      Serial.print(keychanges[chg]);
+      Serial.print(" ");
+    }
+
+    // clear 'keychanges' array
+    for (int idx = 0; idx < MAXCHANGES; idx++) {
+      keychanges[idx] = 0;
+      n_keychg = 0;
+    }
+
+    // send out alive counter
+    static int loopcounter = 0;
+    static int alivecounter = 0;
+    loopcounter++;
+    if (loopcounter % 100 == 0) {
+      Firmata.sendAnalog(1, alivecounter);
+      alivecounter++;
+      if (alivecounter == 1000) {
+        alivecounter = 0;
+      }
+    }
+  }
+  //
+  // // discard all incoming MIDI msgs.
+  // while (usbMIDI.read()) { }
+
+  serverStream.maintain();
+
+  //
+  ArduinoOTA.handle();
+}
diff --git a/arduino/rainboard/src/rainboard.ino b/arduino/rainboard/src/rainboard.ino
deleted file mode 100644
index cac05b8..0000000
--- a/arduino/rainboard/src/rainboard.ino
+++ /dev/null
@@ -1,198 +0,0 @@
-//
-// a 2-dimensional ringringrain touch-pad(board)
-//
-// D. Yi @ 2023 4 9
-//
-
-////network!
-
-#include <ConfigurableFirmata.h>
-
-const char* ssid     = "nolink2";
-const char* password = "2222277777";
-const int NETWORK_PORT = 27016;
-
-#include <WiFi.h>
-#include "utility/WiFiClientStream.h"
-#include "utility/WiFiServerStream.h"
-WiFiServerStream serverStream(NETWORK_PORT);
-
-#include <ArduinoOTA.h>
-
-////pad structure
-
-// #define FLIPPED
-// --> comment/uncomment for horizontal flipping of the installation.
-
-#define NUMKEYS 42 // columns : 14, rows : 3
-// --> how many keys are available for this pad
-
-int keystat[NUMKEYS] = {0, };
-// --> a buffer to store statuses of all keys
-// --> needed to extract only 'the change' of key statuses
-
-#define MAXCHANGES 10
-int keychanges[MAXCHANGES] = {0, };
-int n_keychg = 0;
-// --> for monitoring only 'changed' keys.
-
-#define NUMCOLS 14
-#ifdef FLIPPED
-int pins_cols[NUMCOLS] = {16, 15, 17, 18, 20, 19, 33, 34, 35, 36, 37, 38, 39, 40}; //14
-// --> cols is horizontal offsets on the board
-// --> to be read as input.
-#else
-int pins_cols[NUMCOLS] = {40, 39, 38, 37, 36, 35, 34, 33, 19, 20, 18, 17, 15, 16}; //14
-// --> cols is horizontal offsets on the board
-// --> to be read as input.
-#endif
-
-#define NUMROWS 2
-int pins_rows[NUMROWS] = {7, 6}; //2
-// #define NUMROWS 3
-// int pins_rows[NUMROWS] = {8, 7, 6}; //3
-// --> rows is vertical offsets on the board
-// --> to be driven as output (or high impedance)
-
-void setup()
-{
-  //serial
-  Serial.begin(115200);
-
-  //pinmodes
-  // cols : to be read as input. (PULL-UP)
-  for (int idx = 0; idx < NUMCOLS; idx++) {
-    pinMode(pins_cols[idx], INPUT_PULLUP);
-  }
-
-  //wifi
-  WiFi.mode(WIFI_STA);
-  // Connect to WiFi network
-  Serial.println();
-  Serial.println();
-  Serial.print("Connecting to ");
-  Serial.println(ssid);
-  WiFi.begin(ssid, password);
-  while (WiFi.status() != WL_CONNECTED) {
-    delay(500);
-    Serial.print(".");
-  }
-  Serial.println("");
-
-  Serial.println("WiFi connected");
-  Serial.println("IP address: ");
-  Serial.println(WiFi.localIP());
-  Serial.println("Mac address: " + WiFi.macAddress());
-
-  //firmata
-  Firmata.disableBlinkVersion();
-  Firmata.begin(serverStream);
-
-  //ota
-  ArduinoOTA.onStart([]() {
-    Serial.println("Start");
-  });
-  ArduinoOTA.onEnd([]() {
-    Serial.println("\nEnd");
-  });
-  ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
-    Serial.printf("Progress: %u%%\r", (progress / (total / 100)));
-  });
-  ArduinoOTA.onError([](ota_error_t error) {
-    Serial.printf("Error[%u]: ", error);
-    if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");
-    else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");
-    else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");
-    else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");
-    else if (error == OTA_END_ERROR) Serial.println("End Failed");
-  });
-  ArduinoOTA.begin();
-}
-
-void loop()
-{
-  // perform a full scan of the key statuses!
-
-  // update row voltages
-  static int row = 0;
-  pinMode(pins_rows[row], INPUT); // let old 'on' row goes 'hi-z' first.
-  row++;
-  if (row >= NUMROWS) {
-    row = 0;
-  }
-  pinMode(pins_rows[row], OUTPUT);
-  digitalWrite(pins_rows[row], LOW); // let new 'hi-z' row goes 'on'.. -> ready to scan.
-
-  // 100us ~ 200us, waiting for the electricity ready...
-  //delayMicroseconds(200);
-  delay(2); // 2000us == 2ms
-
-  // read all cols
-  for (int col = 0; col < NUMCOLS; col++) {
-    int key = row * NUMCOLS + col;
-    if (key < NUMKEYS) {
-      int cur_key = !digitalRead(pins_cols[col]); //logic inversion. (HIGH = noteoff, LOW = noteon.)
-
-      // if it is 'changed',
-      if (cur_key != keystat[key]) {
-        // if there is a room to record this change,
-        if (n_keychg < MAXCHANGES) {
-          // make a memo.
-          int keycoded = (key) * 10 + cur_key; // for example : C4 note-on --> 601 ( == 60*10 + 1)
-          keychanges[n_keychg] = keycoded;
-          n_keychg++;
-          // send Firmata msg. over WIFI.
-          Firmata.sendAnalog(0, keycoded);
-          //@Pd
-          //[pduino/arduino] will divide this by 1023.0 to map 0-1023 -> 0.0-1.0
-          //so, to recover original values, multiply back by 1023.0.
-        }
-      }
-
-      // okay. good. now, apply the change.
-      keystat[key] = cur_key;
-    }
-  }
-
-  // at the moment of 'full scan done'
-  if (row == NUMROWS - 1) {
-
-    // // print out the buffer status.
-    // for (int key = 0; key < NUMKEYS; key++) {
-    //   Serial.print(keystat[key]); Serial.print(" ");
-    // }
-    // Serial.println();
-
-    // print out the changes.
-    for (int chg = 0; chg < n_keychg; chg++) {
-      Serial.print(keychanges[chg]);
-      Serial.print(" ");
-    }
-
-    // clear 'keychanges' array
-    for (int idx = 0; idx < MAXCHANGES; idx++) {
-      keychanges[idx] = 0;
-      n_keychg = 0;
-    }
-
-    // send out alive counter
-    static int loopcounter = 0;
-    static int alivecounter = 0;
-    loopcounter++;
-    if (loopcounter % 100 == 0) {
-      Firmata.sendAnalog(1, alivecounter);
-      alivecounter++;
-      if (alivecounter == 1000) {
-        alivecounter = 0;
-      }
-    }
-  }
-  //
-  // // discard all incoming MIDI msgs.
-  // while (usbMIDI.read()) { }
-
-  serverStream.maintain();
-
-  //
-  ArduinoOTA.handle();
-}
diff --git a/arduino/rainboard/src/rainboard.ino b/arduino/rainboard/src/rainboard.ino
new file mode 120000
index 0000000..58c7a59
--- /dev/null
+++ b/arduino/rainboard/src/rainboard.ino
@@ -0,0 +1 @@
+../rainboard.ino
\ No newline at end of file
diff --git a/ringringrain_rev2.pd b/ringringrain_rev2.pd
index 73b470e..792608b 100644
--- a/ringringrain_rev2.pd
+++ b/ringringrain_rev2.pd
@@ -1,4 +1,4 @@
-#N canvas 0 33 1006 580 10;
+#N canvas 4 23 1006 580 10;
 #X obj 924 484 loadbang;
 #X obj 21 181 pack f f;
 #X obj 128 274 clone ringringrain_piano_node 10;
@@ -16,7 +16,8 @@
 #X floatatom 21 120 5 0 0 0 - - - 0;
 #X msg 924 530 \; pd dsp 1;
 #X obj 924 507 del 5000;
-#X msg 19 515 \; pitches 0 60 62 64 65 67 69 71 72 74 76 77 79 81 83 84 86 88 89 91 93 95 96 98 100 101 103 105 107 108;
+#X msg 19 515 \; pitches 0 60 62 64 65 67 69 71 72 74 76 77 79 81 83
+84 86 88 89 91 93 95 96 98 100 101 103 105 107 108;
 #X obj 21 68 unpack f f;
 #X listbox 21 220 7 0 0 0 - - - 0;
 #X obj 235 181 pack f f;
@@ -39,10 +40,13 @@
 #X obj 169 392 *~;
 #X obj 169 431 hip~ 5;
 #X msg 42 284 bang;
-#X obj 120 331 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000;
-#X obj 27 186 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000;
+#X obj 120 331 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc
+#000000 #000000;
+#X obj 27 186 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000
+#000000;
 #X obj 42 210 delay 2000;
-#X obj 42 234 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000;
+#X obj 42 234 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000
+#000000;
 #X obj 184 290 * 6;
 #X text 32 21 sound generators - sample sound;
 #X floatatom 184 220 5 0 0 1 hands - - 0;
@@ -72,7 +76,8 @@
 #X restore 89 215 pd pan;
 #X obj 153 107 snapshot~;
 #X floatatom 228 147 5 0 0 0 - - - 0;
-#X obj 36 42 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000;
+#X obj 36 42 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000
+#000000;
 #X obj 160 50 +~ 1;
 #X obj 160 77 *~ 0.5;
 #X obj 160 22 osc~ 0.1;
@@ -99,18 +104,20 @@
 #X obj 182 267 +;
 #X obj 152 267 f;
 #X obj 152 238 t b a;
-#X obj 117 217 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000;
+#X obj 117 217 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc
+#000000 #000000;
 #X msg 199 113 0;
-#X obj 152 72 t b a b;
+#X obj 133 76 t b a b;
 #X obj 152 215 tabread hands;
 #X obj 18 65 metro 100;
-#X obj 18 45 tgl 15 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 18 45 tgl 15 0 empty empty empty 17 7 0 10 #fcfcfc #000000 #000000
+0 1;
 #X obj 117 285 f;
 #X obj 18 22 loadbang;
 #X floatatom 117 308 5 0 0 0 - - - 0;
 #X obj 117 330 outlet;
 #X obj 228 21 table hands 60;
-#X msg 152 49 60;
+#X msg 133 53 60;
 #X msg 275 80 \; hands const 0;
 #X connect 0 0 1 0;
 #X connect 1 0 2 0;
@@ -207,16 +214,19 @@
 #X obj 955 390 + 40;
 #N canvas 40 465 713 292 main 0;
 #X obj 377 175 env~;
-#X obj 427 126 vu 15 120 empty empty -1 -8 0 10 #404040 #000000 1 0;
+#X obj 427 126 vu 15 120 empty empty -1 -8 0 10 #404040 #000000 1 0
+;
 #X obj 377 199 - 100;
 #X obj 377 75 catch~ front;
 #X obj 306 129 dac~ 4 7 8;
 #X obj 587 175 env~;
-#X obj 637 126 vu 15 120 empty empty -1 -8 0 10 #404040 #000000 1 0;
+#X obj 637 126 vu 15 120 empty empty -1 -8 0 10 #404040 #000000 1 0
+;
 #X obj 587 199 - 100;
 #X obj 516 129 dac~ 2 5 6;
 #X obj 157 175 env~;
-#X obj 207 126 vu 15 120 empty empty -1 -8 0 10 #404040 #000000 1 0;
+#X obj 207 126 vu 15 120 empty empty -1 -8 0 10 #404040 #000000 1 0
+;
 #X obj 157 199 - 100;
 #X obj 16 129 dac~ 1 2 3 4 5 6 7 8;
 #X obj 157 75 catch~ rain;
@@ -259,44 +269,55 @@
 #X msg 473 508 4.8;
 #X msg 632 508 2.4;
 #X msg 579 508 1.8;
-#N canvas 586 33 852 598 ringringrain_A 0;
+#N canvas 503 23 852 598 ringringrain_A 0;
 #X obj 388 102 arduino-wifi;
 #X msg 478 102 disconnect;
-#X obj 457 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 457 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
 #X obj 388 165 route analog;
-#X obj 182 326 t a a;
-#X obj 182 349 / 10;
-#X obj 182 372 int;
-#X obj 227 349 mod 10;
-#X obj 227 372 int;
-#X obj 110 390 pack f f;
-#X floatatom 182 298 5 0 0 1 interlaced - - 0;
-#X listbox 110 413 7 0 0 0 midi-like - - 0;
-#X obj 182 421 moses 28;
-#X floatatom 182 444 5 0 0 0 - - - 0;
+#X obj 182 336 t a a;
+#X obj 182 359 / 10;
+#X obj 182 382 int;
+#X obj 227 359 mod 10;
+#X obj 227 382 int;
+#X obj 110 400 pack f f;
+#X floatatom 108 278 5 0 0 1 interlaced - - 0;
+#X listbox 110 423 7 0 0 0 midi-like - - 0;
+#X obj 182 431 moses 28;
+#X floatatom 182 454 5 0 0 0 - - - 0;
 #X floatatom 385 445 5 0 0 0 - - - 0;
 #X obj 385 500 pack f f;
 #X listbox 385 523 7 0 0 1 synth(lower) - - 0;
-#X obj 182 500 pack f f;
-#X listbox 182 523 7 0 0 0 synth(upper) - - 0;
+#X obj 182 510 pack f f;
+#X listbox 182 533 7 0 0 0 synth(upper) - - 0;
 #X obj 385 472 - 28;
 #X obj 108 250 expr if($f1 < 140 \, $f1 \, $f1+140);
 #X obj 388 250 expr if($f1 < 140 \, $f1+140 \, $f1+280);
 #N canvas 273 125 970 258 simulation 0;
-#X obj 35 48 tgl 15 0 empty empty on/off\ (normal:z\ to\ i\ 28keys) 17 7 0 10 #fcfcfc #000000 #000000 0 1;
-#X obj 515 48 tgl 15 0 empty empty on/off\ (+shift:Z\ to\ I\ 28keys) 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 35 48 tgl 15 0 empty empty on/off\\\ (normal:z\\\ to\\\ i\\\ 28keys)
+17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 515 48 tgl 15 0 empty empty on/off\\\ (+shift:Z\\\ to\\\ I\\\ 28keys)
+17 7 0 10 #fcfcfc #000000 #000000 0 1;
 #X obj 515 150 keyhands;
 #X floatatom 515 173 5 0 0 0 - - - 0;
-#X obj 562 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 562 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X obj 49 69 loadbang;
-#X msg 49 91 keys 122 \\\; 120 \\\; 99 \\\; 118 \\\; 98 \\\; 110 \\\; 109 \\\; 44 \\\; 46 \\\; 47 \\\; 97 \\\; 115 \\\; 100 \\\; 102 \\\; 103 \\\; 104 \\\; 106 \\\; 107 \\\; 108 \\\; 59 \\\; 113 \\\; 119 \\\; 101 \\\; 114 \\\; 116 \\\; 121 \\\; 117 \\\; 105 \\\;, f 66;
+#X msg 49 91 keys 122 \\\; 120 \\\; 99 \\\; 118 \\\; 98 \\\; 110 \\\;
+109 \\\; 44 \\\; 46 \\\; 47 \\\; 97 \\\; 115 \\\; 100 \\\; 102 \\\;
+103 \\\; 104 \\\; 106 \\\; 107 \\\; 108 \\\; 59 \\\; 113 \\\; 119 \\\;
+101 \\\; 114 \\\; 116 \\\; 121 \\\; 117 \\\; 105 \\\;, f 66;
 #X obj 866 19 key;
 #X floatatom 866 42 5 0 0 0 - - - 0;
-#X msg 529 91 keys 90 \\\; 88 \\\; 67 \\\; 86 \\\; 66 \\\; 78 \\\; 77 \\\; 60 \\\; 62 \\\; 63 \\\; 65 \\\; 83 \\\; 68 \\\; 70 \\\; 71 \\\; 72 \\\; 74 \\\; 75 \\\; 76 \\\; 58 \\\; 81 \\\; 87 \\\; 69 \\\; 82 \\\; 84 \\\; 89 \\\; 85 \\\; 73 \\\;, f 66;
+#X msg 529 91 keys 90 \\\; 88 \\\; 67 \\\; 86 \\\; 66 \\\; 78 \\\;
+77 \\\; 60 \\\; 62 \\\; 63 \\\; 65 \\\; 83 \\\; 68 \\\; 70 \\\; 71
+\\\; 72 \\\; 74 \\\; 75 \\\; 76 \\\; 58 \\\; 81 \\\; 87 \\\; 69 \\\;
+82 \\\; 84 \\\; 89 \\\; 85 \\\; 73 \\\;, f 66;
 #X obj 529 69 loadbang;
 #X obj 35 150 keyhands;
 #X floatatom 35 173 5 0 0 0 - - - 0;
-#X obj 82 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 82 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000
+#000000;
 #X obj 35 211 outlet;
 #X obj 515 211 outlet;
 #X obj 272 9 inlet;
@@ -316,43 +337,57 @@
 #X connect 16 0 0 0;
 #X connect 16 0 1 0;
 #X restore 650 234 pd simulation left right paper;
-#X obj 650 214 tgl 15 0 empty empty on/off 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 650 214 tgl 15 0 empty empty on/off 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
 #X obj 108 102 arduino-wifi;
 #X msg 198 102 disconnect;
-#X obj 177 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 177 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
 #X obj 108 165 route analog;
 #X obj 108 211 * 1023;
 #X text 22 251 interlace ==>;
-#X text 253 421 <== split: upper/lower;
+#X text 253 431 <== split: upper/lower;
 #X obj 182 561 outlet;
 #X obj 385 561 outlet;
 #X obj 108 188 route 0 1, f 17;
 #X floatatom 221 189 5 0 0 2 alivecounter - - 0;
-#X obj 221 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 221 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X obj 303 188 timer;
 #X obj 303 165 t b b;
 #X floatatom 303 211 5 0 0 0 - - - 0;
 #X obj 308 323 del 1000;
-#X obj 308 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 308 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X msg 308 300 stop \, bang;
 #X obj 157 211 * 1023;
 #X obj 308 561 outlet;
 #X obj 501 561 outlet;
 #X obj 501 323 del 1000;
-#X obj 501 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 501 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X msg 501 300 stop \, bang;
 #X obj 388 211 * 1023;
 #X obj 388 188 route 0 1, f 17;
 #X floatatom 501 189 5 0 0 2 alivecounter - - 0;
-#X obj 501 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 501 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X obj 583 188 timer;
 #X obj 583 165 t b b;
 #X floatatom 583 211 5 0 0 0 - - - 0;
 #X obj 437 211 * 1023;
 #X msg 177 77 connect 192.168.88.111 27016;
 #X msg 457 77 connect 192.168.88.112 27016;
-#X obj 331 19 loadbang;
-#X obj 331 42 del 5000;
+#X obj 110 464 swap;
+#X obj 110 443 unpack f f;
+#X obj 110 506 route 1;
+#X obj 110 485 pack f f;
+#X obj 20 560 print noteon;
+#X obj 273 13 tgl 15 0 empty ONOFF r:ONOFF 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
+#X obj 273 33 sel 1 0;
+#X floatatom 219 319 5 0 0 0 - - - 0;
+#X obj 108 298 sel 401 431 121 151;
 #X connect 0 0 3 0;
 #X connect 0 1 2 0;
 #X connect 1 0 0 1;
@@ -367,9 +402,9 @@
 #X connect 8 0 15 1;
 #X connect 8 0 17 1;
 #X connect 9 0 11 0;
-#X connect 10 0 4 0;
+#X connect 10 0 66 0;
+#X connect 11 0 59 0;
 #X connect 12 0 13 0;
-#X connect 12 1 14 0;
 #X connect 13 0 17 0;
 #X connect 14 0 19 0;
 #X connect 15 0 16 0;
@@ -396,10 +431,12 @@
 #X connect 37 0 36 0;
 #X connect 37 1 36 1;
 #X connect 39 0 40 0;
+#X connect 39 0 46 0;
 #X connect 40 0 43 0;
 #X connect 41 0 39 0;
 #X connect 42 0 34 0;
 #X connect 45 0 46 0;
+#X connect 45 0 40 0;
 #X connect 46 0 44 0;
 #X connect 47 0 45 0;
 #X connect 48 0 21 0;
@@ -414,15 +451,26 @@
 #X connect 55 0 50 0;
 #X connect 56 0 24 1;
 #X connect 57 0 0 1;
-#X connect 58 0 59 0;
-#X connect 59 0 56 0;
-#X connect 59 0 57 0;
+#X connect 58 0 61 0;
+#X connect 58 1 61 1;
+#X connect 59 0 58 0;
+#X connect 59 1 58 1;
+#X connect 60 0 62 0;
+#X connect 61 0 60 0;
+#X connect 63 0 64 0;
+#X connect 64 0 56 0;
+#X connect 64 0 57 0;
+#X connect 64 1 25 0;
+#X connect 64 1 1 0;
+#X connect 65 0 4 0;
+#X connect 66 4 65 0;
 #X restore 21 19 pd ringringrain_A ........ front wall;
 #X f 54;
-#N canvas 575 33 863 598 ringringrain_B 0;
+#N canvas 564 23 863 598 ringringrain_B 0;
 #X obj 388 102 arduino-wifi;
 #X msg 478 102 disconnect;
-#X obj 457 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 457 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
 #X obj 388 165 route analog;
 #X obj 182 326 t a a;
 #X obj 182 349 / 10;
@@ -443,20 +491,30 @@
 #X obj 108 250 expr if($f1 < 140 \, $f1 \, $f1+140);
 #X obj 388 250 expr if($f1 < 140 \, $f1+140 \, $f1+280);
 #N canvas 273 125 970 258 simulation 0;
-#X obj 35 48 tgl 15 0 empty empty on/off\ (normal:z\ to\ i\ 28keys) 17 7 0 10 #fcfcfc #000000 #000000 0 1;
-#X obj 515 48 tgl 15 0 empty empty on/off\ (+shift:Z\ to\ I\ 28keys) 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 35 48 tgl 15 0 empty empty on/off\\\ (normal:z\\\ to\\\ i\\\ 28keys)
+17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 515 48 tgl 15 0 empty empty on/off\\\ (+shift:Z\\\ to\\\ I\\\ 28keys)
+17 7 0 10 #fcfcfc #000000 #000000 0 1;
 #X obj 515 150 keyhands;
 #X floatatom 515 173 5 0 0 0 - - - 0;
-#X obj 562 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 562 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X obj 49 69 loadbang;
-#X msg 49 91 keys 122 \\\; 120 \\\; 99 \\\; 118 \\\; 98 \\\; 110 \\\; 109 \\\; 44 \\\; 46 \\\; 47 \\\; 97 \\\; 115 \\\; 100 \\\; 102 \\\; 103 \\\; 104 \\\; 106 \\\; 107 \\\; 108 \\\; 59 \\\; 113 \\\; 119 \\\; 101 \\\; 114 \\\; 116 \\\; 121 \\\; 117 \\\; 105 \\\;, f 66;
+#X msg 49 91 keys 122 \\\; 120 \\\; 99 \\\; 118 \\\; 98 \\\; 110 \\\;
+109 \\\; 44 \\\; 46 \\\; 47 \\\; 97 \\\; 115 \\\; 100 \\\; 102 \\\;
+103 \\\; 104 \\\; 106 \\\; 107 \\\; 108 \\\; 59 \\\; 113 \\\; 119 \\\;
+101 \\\; 114 \\\; 116 \\\; 121 \\\; 117 \\\; 105 \\\;, f 66;
 #X obj 866 19 key;
 #X floatatom 866 42 5 0 0 0 - - - 0;
-#X msg 529 91 keys 90 \\\; 88 \\\; 67 \\\; 86 \\\; 66 \\\; 78 \\\; 77 \\\; 60 \\\; 62 \\\; 63 \\\; 65 \\\; 83 \\\; 68 \\\; 70 \\\; 71 \\\; 72 \\\; 74 \\\; 75 \\\; 76 \\\; 58 \\\; 81 \\\; 87 \\\; 69 \\\; 82 \\\; 84 \\\; 89 \\\; 85 \\\; 73 \\\;, f 66;
+#X msg 529 91 keys 90 \\\; 88 \\\; 67 \\\; 86 \\\; 66 \\\; 78 \\\;
+77 \\\; 60 \\\; 62 \\\; 63 \\\; 65 \\\; 83 \\\; 68 \\\; 70 \\\; 71
+\\\; 72 \\\; 74 \\\; 75 \\\; 76 \\\; 58 \\\; 81 \\\; 87 \\\; 69 \\\;
+82 \\\; 84 \\\; 89 \\\; 85 \\\; 73 \\\;, f 66;
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 #X obj 35 150 keyhands;
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-#X obj 82 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 82 181 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000
+#000000;
 #X obj 35 211 outlet;
 #X obj 515 211 outlet;
 #X obj 272 9 inlet;
@@ -476,10 +534,12 @@
 #X connect 16 0 0 0;
 #X connect 16 0 1 0;
 #X restore 650 234 pd simulation left right paper;
-#X obj 650 214 tgl 15 0 empty empty on/off 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 650 214 tgl 15 0 empty empty on/off 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
 #X obj 108 102 arduino-wifi;
 #X msg 198 102 disconnect;
-#X obj 177 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000 #000000 0 1;
+#X obj 177 139 tgl 15 0 empty empty connected? 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
 #X obj 108 165 route analog;
 #X text 22 251 interlace ==>;
 #X text 253 421 <== split: upper/lower;
@@ -488,31 +548,36 @@
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-#X obj 221 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 221 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X obj 303 188 timer;
 #X obj 303 165 t b b;
 #X floatatom 303 211 5 0 0 0 - - - 0;
 #X obj 308 323 del 1000;
-#X obj 308 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 308 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X msg 308 300 stop \, bang;
 #X obj 157 211 * 1023;
 #X obj 308 561 outlet;
 #X obj 501 561 outlet;
 #X obj 501 323 del 1000;
-#X obj 501 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 501 346 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X msg 501 300 stop \, bang;
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-#X obj 501 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc #000000 #000000;
+#X obj 501 211 bng 18 250 50 0 empty empty empty 0 -9 0 10 #fcfcfc
+#000000 #000000;
 #X obj 583 188 timer;
 #X obj 583 165 t b b;
 #X floatatom 583 211 5 0 0 0 - - - 0;
 #X obj 437 211 * 1023;
-#X obj 331 19 loadbang;
-#X obj 331 42 del 5000;
 #X msg 177 77 connect 192.168.88.113 27016;
 #X msg 457 77 connect 192.168.88.114 27016;
+#X obj 273 13 tgl 15 0 empty ONOFF r:ONOFF 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
+#X obj 273 33 sel 1 0;
 #X connect 0 0 3 0;
 #X connect 0 1 2 0;
 #X connect 1 0 0 1;
@@ -556,10 +621,12 @@
 #X connect 37 0 36 0;
 #X connect 37 1 36 1;
 #X connect 39 0 40 0;
+#X connect 39 0 46 0;
 #X connect 40 0 43 0;
 #X connect 41 0 39 0;
 #X connect 42 0 34 0;
 #X connect 45 0 46 0;
+#X connect 45 0 40 0;
 #X connect 46 0 44 0;
 #X connect 47 0 45 0;
 #X connect 48 0 21 0;
@@ -572,13 +639,56 @@
 #X connect 53 0 52 0;
 #X connect 53 1 52 1;
 #X connect 55 0 50 0;
-#X connect 56 0 57 0;
-#X connect 57 0 58 0;
-#X connect 57 0 59 0;
-#X connect 58 0 24 1;
-#X connect 59 0 0 1;
+#X connect 56 0 24 1;
+#X connect 57 0 0 1;
+#X connect 58 0 59 0;
+#X connect 59 0 56 0;
+#X connect 59 0 57 0;
+#X connect 59 1 25 0;
+#X connect 59 1 1 0;
 #X restore 521 19 pd ringringrain_B ........ right wall;
 #X f 54;
+#N canvas 152 189 553 436 timer 1;
+#X obj 66 161 time, f 24;
+#X obj 66 141 bng 15 250 50 0 empty empty empty 17 7 0 10 #fcfcfc #000000
+#000000;
+#X floatatom 66 182 5 0 0 0 - - - 0;
+#X floatatom 113 182 5 0 0 0 - - - 0;
+#X floatatom 160 182 5 0 0 0 - - - 0;
+#X obj 66 120 metro 1000;
+#X obj 66 100 tgl 15 0 empty empty empty 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
+#X obj 66 19 loadbang;
+#X obj 66 42 del 5000;
+#X msg 66 63 1;
+#X obj 66 202 * 100;
+#X obj 66 223 +;
+#X floatatom 66 244 5 0 0 0 - - - 0;
+#X floatatom 66 301 5 0 0 0 - - - 0;
+#X obj 66 321 change;
+#X floatatom 66 342 5 0 0 0 - - - 0;
+#X obj 66 362 tgl 15 0 ONOFF empty s:ONOFF 17 7 0 10 #fcfcfc #000000
+#000000 0 1;
+#X obj 66 280 expr if($f1 > 930 \, if($f1 < 1810 \, 1 \, 0) \, 0);
+#X connect 0 0 2 0;
+#X connect 0 1 3 0;
+#X connect 0 2 4 0;
+#X connect 1 0 0 0;
+#X connect 2 0 10 0;
+#X connect 3 0 11 1;
+#X connect 5 0 1 0;
+#X connect 6 0 5 0;
+#X connect 7 0 8 0;
+#X connect 8 0 9 0;
+#X connect 9 0 6 0;
+#X connect 10 0 11 0;
+#X connect 11 0 12 0;
+#X connect 12 0 17 0;
+#X connect 13 0 14 0;
+#X connect 14 0 15 0;
+#X connect 15 0 16 0;
+#X connect 17 0 13 0;
+#X restore 420 33 pd timer;
 #X connect 0 0 16 0;
 #X connect 1 0 10 0;
 #X connect 1 0 19 0;