diff --git a/JumperlessNano/data/nodeFile.txt b/JumperlessNano/data/nodeFile.txt
index b3bff3c..3962218 100644
--- a/JumperlessNano/data/nodeFile.txt
+++ b/JumperlessNano/data/nodeFile.txt
@@ -20,11 +20,14 @@ D2-33,
 D9,18,
 D5-44,
 A2-33,
+25-55,
 }
 
 special functions //these are connected first so DNIs will be applied to all the nets
 {
 19-GND,
+52-GND,
+53-GND,
 11-SUPPLY_5V,
 D10-SUPPLY_3V3,
 6-I_P,
diff --git a/JumperlessNano/data/nodeFile23.txt b/JumperlessNano/data/nodeFile23.txt
new file mode 100644
index 0000000..724e259
--- /dev/null
+++ b/JumperlessNano/data/nodeFile23.txt
@@ -0,0 +1,18 @@
+bridges
+{
+}
+
+special functions //these are connected first so DNIs will be applied to all the nets
+{
+60-GND,
+59-GND,
+29-SUPPLY_5V,
+30-SUPPLY_5V,
+16-SUPPLY_3V3,
+15-SUPPLY_3V3,
+1-DAC0_5V,
+2-DAC0_5V,
+31-DAC1_8V,
+32-DAC1_8V,
+}
+    
\ No newline at end of file
diff --git a/JumperlessNano/src/JumperlessDefinesRP2040.h b/JumperlessNano/src/JumperlessDefinesRP2040.h
index 5c0c620..1a2bdf5 100644
--- a/JumperlessNano/src/JumperlessDefinesRP2040.h
+++ b/JumperlessNano/src/JumperlessDefinesRP2040.h
@@ -97,36 +97,40 @@
 #define t30 30
 
 
-#define b1  32
-#define b2  33
-#define b3  34
-#define b4  35
-#define b5  36
-#define b6  37
-#define b7  38
-#define b8  39
-#define b9  40
-#define b10 41
-#define b11 42
-#define b12 43
-#define b13 44
-#define b14 45
-#define b15 46
-#define b16 47
-#define b17 48
-#define b18 49
-#define b19 50
-#define b20 51
-#define b21 52
-#define b22 53
-#define b23 54
-#define b24 55
-#define b25 56
-#define b26 57
-#define b27 58
-#define b28 59
-#define b29 60
-#define b30 61
+#define b1  31
+#define b2  32
+#define b3  33
+#define b4  34
+#define b5  35
+#define b6  36
+#define b7  37
+#define b8  38
+#define b9  39
+#define b10 40
+#define b11 41
+#define b12 42
+#define b13 43
+#define b14 44
+#define b15 45
+#define b16 46
+#define b17 47
+#define b18 48
+#define b19 49
+#define b20 50
+#define b21 51
+#define b22 52
+#define b23 53
+#define b24 54
+#define b25 55
+#define b26 56
+#define b27 57
+#define b28 58
+#define b29 59
+#define b30 60
+
+
+
+
 
 
 #define NANO_D0  70 //these are completely arbitrary but they should come in handy
diff --git a/JumperlessNano/src/LEDs.cpp b/JumperlessNano/src/LEDs.cpp
index 7e56533..ad08d40 100644
--- a/JumperlessNano/src/LEDs.cpp
+++ b/JumperlessNano/src/LEDs.cpp
@@ -1,5 +1,7 @@
 #include "LEDs.h"
 #include <Adafruit_NeoPixel.h>
+#include "NetsToChipConnections.h"
+#include "MatrixStateRP2040.h"
 
 Adafruit_NeoPixel leds(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);
 
@@ -39,4 +41,191 @@ void rainbowy(int saturation, int brightness, int wait)
         leds.show(); // Update strip with new contents
         delay(wait); // Pause for a moment
     }
+}
+
+void assignNetColors (void)
+{
+    //numberOfNets = 60;
+
+
+
+
+    uint16_t colorDistance = 0xffff / numberOfNets;
+    uint32_t netColors[numberOfNets];
+
+    uint32_t specialNetColors[8] = 
+   {0x000000,
+    0x00FF80,
+    0xFF4114,
+    0xFF0040,
+    0xFF7800,
+    0xFF4078,
+    0xFFC8C8,
+    0xC8FFC8};
+
+    uint32_t railColors[4] =
+    {
+        0xFF4114,
+        0x00FF80,
+        0xFF0040,
+        0x00FF80};
+
+
+
+Serial.print("colorDistance: ");
+Serial.print(colorDistance);
+Serial.print("\n\r");
+Serial.print("numberOfNets: "); 
+Serial.print(numberOfNets);
+    Serial.print("\n\rassigning net colors\n\r");
+
+
+
+for (int i = 0; i < 8; i++)
+{
+
+    netColors[i] = specialNetColors[i];
+            net[i].color = netColors[i];
+        Serial.print("\n\r");
+        Serial.print(net[i].name);
+        Serial.print("\t");
+        Serial.print(net[i].color, HEX);
+
+}
+
+for (int i = 0; i < 5; i++)
+{
+
+    
+ 
+leds.setPixelColor(railsToPixelMap[0][i], railColors[0] ); //top positive rail
+
+
+leds.setPixelColor(railsToPixelMap[1][i], railColors[1]); //top negative rail
+
+
+leds.setPixelColor(railsToPixelMap[2][i], railColors[2]); //bottom positive rail
+
+
+leds.setPixelColor(railsToPixelMap[3][i], railColors[3]); //bottom negative rail
+
+//leds.show();
+
+}
+
+delay(1000);
+int skipSpecialColors = 0;
+
+    for(int i = 8; i < numberOfNets; i++)
+    {
+        
+        for (int j = 1; j < 8; j++)
+        {
+            if (leds.gamma32(leds.ColorHSV(colorDistance * (j + skipSpecialColors),255,200) - leds.ColorHSV(specialNetColors[j],255,200)) < (colorDistance))
+            {
+                Serial.print("\n\rskipping color: ");
+                Serial.print(colorDistance * (j + skipSpecialColors),HEX);
+                Serial.print("\n\r");
+                Serial.print(i);
+                Serial.print("\t");
+                
+                Serial.print(leds.gamma32(leds.ColorHSV(colorDistance * (j + skipSpecialColors),255,200)),HEX);
+                Serial.print("  ==   ");
+                Serial.print(leds.gamma32(leds.ColorHSV(specialNetColors[j],255,200)),HEX);
+                Serial.print("\t");
+                Serial.print(j);
+                Serial.print("\n\r");
+
+                skipSpecialColors++;
+                colorDistance = 0xffff / (numberOfNets + skipSpecialColors);
+                Serial.print("colorDistance: ");
+                Serial.print(colorDistance,HEX);
+                Serial.print("\n\r");
+                
+            } else if (leds.gamma32(leds.ColorHSV(colorDistance * (j + skipSpecialColors),255,200) - leds.ColorHSV(specialNetColors[j],255,200)) < (colorDistance))
+            {
+                Serial.print("\n\rskipping color: ");
+                Serial.print(colorDistance * (j + skipSpecialColors),HEX);
+                Serial.print("\n\r");
+                Serial.print(leds.gamma32(leds.ColorHSV(colorDistance * (j + skipSpecialColors),255,200)),HEX);
+                Serial.print("  ==   ");
+                Serial.print(leds.gamma32(leds.ColorHSV(specialNetColors[j],255,200)),HEX);
+                Serial.print("\n\r");
+                skipSpecialColors++;
+                colorDistance = 0xffff / (numberOfNets + skipSpecialColors);
+                Serial.print("colorDistance: ");
+                Serial.print(colorDistance,HEX);
+                Serial.print("\n\r");
+            } else {
+netColors[i] = leds.gamma32(leds.ColorHSV(colorDistance * (i + skipSpecialColors),255,200));
+            }
+
+
+
+
+        }
+
+
+        
+
+        
+
+        //leds.setPixelColor(i, netColors[i]);
+       
+
+        net[i].color = netColors[i];
+        Serial.print("\n\r");
+        Serial.print(net[i].name);
+        Serial.print("\t");
+        Serial.print(net[i].color,HEX);
+    }
+//leds.show();
+//delay(100000);
+for (int i = 0; i < numberOfNets; i++)
+{
+        if (net[i].nodes[1] != 0 && net[i].nodes[1] < 62)
+        {
+                   
+        
+        for (int j = 0; j < MAX_NODES; j++)
+        { 
+            if (net[i].nodes[j] == 0)
+            {
+                break;
+            }
+            if (net[i].nodes[j] < 62)
+            {
+               leds.setPixelColor(nodesToPixelMap[net[i].nodes[j]], net[i].color); 
+            }
+
+        }
+
+        leds.show();
+        delay(1200);
+        }
+}
+
+
+
+ 
+
+
+
+}
+
+void showNets(void)
+{
+
+for (int i = 0; i < numberOfNets; i++)
+    {
+        for (int j = 0; j < numberOfPaths; j++)
+        {
+            leds.setPixelColor(bbPixelToNodesMap[net[i].nodes[j]], net[i].color);
+        }
+    }
+    leds.show();
+
+
+
+
 }
\ No newline at end of file
diff --git a/JumperlessNano/src/LEDs.h b/JumperlessNano/src/LEDs.h
index 59f1432..82b630c 100644
--- a/JumperlessNano/src/LEDs.h
+++ b/JumperlessNano/src/LEDs.h
@@ -11,14 +11,16 @@
 
 extern Adafruit_NeoPixel leds;
 
+const int nodesToPixelMap[69] = { 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,
+                                    30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61};
 
 const int  bbPixelToNodesMap[62] = { 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,
                                     32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61};
 
-const int railsToPixelMap[4][5] =  {{71,74,75,78,79},//top positive rail
-                                   {72,73,76,77,80},//top negative rail 
-                                   {70,67,66,63,62},//bottom positive rail
-                                   {69,68,65,64,61}};//bottom negative rail
+const int railsToPixelMap[4][5] =  {{70,73,74,77,78},//top positive rail
+                                   {71,72,75,76,79},//top negative rail 
+                                   {69,66,65,62,61},//bottom positive rail
+                                   {68,67,64,63,60}};//bottom negative rail
 
 
 const int pixelsToRails[20] = {B_RAIL_NEG, B_RAIL_POS, B_RAIL_POS, B_RAIL_NEG, B_RAIL_NEG, B_RAIL_POS, B_RAIL_POS, B_RAIL_NEG, B_RAIL_NEG, B_RAIL_POS,
@@ -28,5 +30,7 @@ void initLEDs(void);
 
 void colorWipe(uint32_t color, int wait);
 void rainbowy(int ,int, int wait);
+void showNets(void);
+void assignNetColors (void);
 
 #endif
\ No newline at end of file
diff --git a/JumperlessNano/src/MatrixStateRP2040.cpp b/JumperlessNano/src/MatrixStateRP2040.cpp
index a38586a..711a888 100644
--- a/JumperlessNano/src/MatrixStateRP2040.cpp
+++ b/JumperlessNano/src/MatrixStateRP2040.cpp
@@ -22,6 +22,23 @@ struct netStruct net[MAX_NETS] = { //these are the special function nets that wi
 char *netNameConstants[MAX_NETS] = {(char*)"Net 0",(char*)"Net 1",(char*)"Net 2",(char*)"Net 3",(char*)"Net 4",(char*)"Net 5",(char*)"Net 6",(char*)"Net 7",(char*)"Net 8",(char*)"Net 9",(char*)"Net 10",(char*)"Net 11",(char*)"Net 12",(char*)"Net 13",(char*)"Net 14",(char*)"Net 15",(char*)"Net 16",(char*)"Net 17",(char*)"Net 18",(char*)"Net 19",(char*)"Net 20",(char*)"Net 21",(char*)"Net 22",(char*)"Net 23",(char*)"Net 24",(char*)"Net 25",(char*)"Net 26",(char*)"Net 27",(char*)"Net 28",(char*)"Net 29",(char*)"Net 30",(char*)"Net 31",(char*)"Net 32",(char*)"Net 33",(char*)"Net 34",(char*)"Net 35",(char*)"Net 36",(char*)"Net 37",(char*)"Net 38",(char*)"Net 39",(char*)"Net 40",(char*)"Net 41",(char*)"Net 42",(char*)"Net 43",(char*)"Net 44",(char*)"Net 45",(char*)"Net 46",(char*)"Net 47",(char*)"Net 48",(char*)"Net 49",(char*)"Net 50",(char*)"Net 51",(char*)"Net 52",(char*)"Net 53",(char*)"Net 54",(char*)"Net 55",(char*)"Net 56",(char*)"Net 57",(char*)"Net 58",(char*)"Net 59",(char*)"Net 60",(char*)"Net 61",(char*)"Net 62"};//,{"Net 63",(char*)"Net 64",(char*)"Net 65",(char*)"Net 66",(char*)"Net 67",(char*)"Net 68",(char*)"Net 69",(char*)"Net 70",(char*)"Net 71",(char*)"Net 72",(char*)"Net 73",(char*)"Net 74",(char*)"Net 75",(char*)"Net 76",(char*)"Net 77",(char*)"Net 78",(char*)"Net 79",(char*)"Net 80",(char*)"Net 81",(char*)"Net 82",(char*)"Net 83",(char*)"Net 84",(char*)"Net 85",(char*)"Net 86",(char*)"Net 87",(char*)"Net 88",(char*)"Net 89",(char*)"Net 90",(char*)"Net 91",(char*)"Net 92",(char*)"Net 93",(char*)"Net 94",(char*)"Net 95",(char*)"Net 96",(char*)"Net 97",(char*)"Net 98",(char*)"Net 99",(char*)"Net 100",(char*)"Net 101",(char*)"Net 102",(char*)"Net 103",(char*)"Net 104",(char*)"Net 105",(char*)"Net 106",(char*)"Net 107",(char*)"Net 108",(char*)"Net 109",(char*)"Net 110",(char*)"Net 111",(char*)"Net 112",(char*)"Net 113",(char*)"Net 114",(char*)"Net 115",(char*)"Net 116",(char*)"Net 117",(char*)"Net 118",(char*)"Net 119",(char*)"Net 120",(char*)"Net 121",(char*)"Net 122",(char*)"Net 123",(char*)"Net 124",(char*)"Net 125",(char*)"Net 126",(char*)"Net 127"}};
 //char (*netNamesPtr) = netNameConstants[0];
 
+
+//note that the bottom row is shifted from the schematic by one, so the nodes are what's written on the board
+const int bbNodesToChip[62] = {-1,CHIP_L,           //0,1
+CHIP_A,CHIP_A,CHIP_A,CHIP_A,CHIP_A,CHIP_A,CHIP_A,  // 2, 3, 4, 5, 6, 7, 8
+CHIP_B,CHIP_B,CHIP_B,CHIP_B,CHIP_B,CHIP_B,CHIP_B,  // 9,10,11,12,13,14,15
+CHIP_C,CHIP_C,CHIP_C,CHIP_C,CHIP_C,CHIP_C,CHIP_C,  //16,17,18,19,20,21,22
+CHIP_D,CHIP_D,CHIP_D,CHIP_D,CHIP_D,CHIP_D,CHIP_D,  //23,24,25,26,27,28,29
+CHIP_L,CHIP_L,                                     //30,31
+CHIP_E,CHIP_E,CHIP_E,CHIP_E,CHIP_E,CHIP_E,CHIP_E,  //32,33,34,35,36,37,38
+CHIP_F,CHIP_F,CHIP_F,CHIP_F,CHIP_F,CHIP_F,CHIP_F,  //39,40,41,42,43,44,45
+CHIP_G,CHIP_G,CHIP_G,CHIP_G,CHIP_G,CHIP_G,CHIP_G,  //46,47,48,49,50,51,52
+CHIP_H,CHIP_H,CHIP_H,CHIP_H,CHIP_H,CHIP_H,CHIP_H,  //53,54,55,56,57,58,59
+CHIP_L};                                           //60
+
+
+
+
 struct chipStatus ch[12] = {
   {0,'A',
   {-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1}, // x status
diff --git a/JumperlessNano/src/MatrixStateRP2040.h b/JumperlessNano/src/MatrixStateRP2040.h
index 349440a..cbdf80a 100644
--- a/JumperlessNano/src/MatrixStateRP2040.h
+++ b/JumperlessNano/src/MatrixStateRP2040.h
@@ -23,13 +23,14 @@ int8_t doNotIntersectNodes[8]; //if the net tries to share a node with a net tha
 
 uint8_t priority = 0; //priority = 1 means it will move connections to take the most direct path, priority = 2 means connections will be doubled up when possible, priority = 3 means both
 
-
+uint32_t color; //color of the net in hex
 };
 
 extern struct netStruct net[MAX_NETS];
 
 extern char *netNameConstants[MAX_NETS];
 
+extern const int bbNodesToChip[62];
 
 struct chipStatus{
 
@@ -85,6 +86,9 @@ const int8_t reversePinMap[110];// = {NANO_D0, NANO_D1, NANO_D2, NANO_D3, NANO_D
 extern struct nanoStatus nano;
 
 //see the comments at the end for a more nicely formatted version that's not in struct initalizers
+enum pathType {BBtoBB, BBtoNANO, NANOtoNANO, BBtoSF, NANOtoSF};
+
+enum nodeType {BB, NANO, SF};
 
 struct pathStruct{
 
@@ -96,9 +100,15 @@ struct pathStruct{
   int x[3];
   int y[3];
   int candidates[3][3];
+  int altPathNeeded;
+  enum pathType pathType;
+  enum nodeType nodeType[3];
+  bool sameChip;
 
 };
 
+
+
 extern struct pathStruct path[MAX_BRIDGES]; //this is the array of paths 
 
 
diff --git a/JumperlessNano/src/NetManager.cpp b/JumperlessNano/src/NetManager.cpp
index b5989c9..553020a 100644
--- a/JumperlessNano/src/NetManager.cpp
+++ b/JumperlessNano/src/NetManager.cpp
@@ -4,6 +4,7 @@
 #include <Arduino.h>
 #include "MatrixStateRP2040.h"
 #include "SafeString.h"
+#include "NetsToChipConnections.h"
 
 int8_t newNode1 = -1;
 int8_t newNode2 = -1;
@@ -74,6 +75,8 @@ void getNodesToConnect() // read in the nodes you'd like to connect
     }
     if (debugNM)
         Serial.println("done");
+
+        sortPathsByNet();
 }
 
 int searchExistingNets(int node1, int node2) // search through existing nets for all nodes that match either one of the new nodes (so it will be added to that net)
diff --git a/JumperlessNano/src/NetsToChipConnections.cpp b/JumperlessNano/src/NetsToChipConnections.cpp
index 6f7c744..b6c74d2 100644
--- a/JumperlessNano/src/NetsToChipConnections.cpp
+++ b/JumperlessNano/src/NetsToChipConnections.cpp
@@ -20,10 +20,40 @@ int bbToSfLanes[8][4] = {{0}};                                            // [Ch
 int numberOfUniqueNets = 0;
 int numberOfNets = 0;
 int numberOfPaths = 0;
+
 unsigned long timeToSort = 0;
 
 bool debugNTCC = false;
 
+/*
+sort paths by net
+
+find start and end chips - update chipStatus struct there
+
+
+
+
+
+
+
+
+
+for each path
+    find start and end chips
+    resolve chip candidates
+    sort chips least to most crowded
+    assign chips to path
+    update bbToSfLanes
+    update chipsLeastToMostCrowded
+    update sfChipsLeastToMostCrowded
+
+
+
+
+
+
+*/
+
 void sortPathsByNet(void) // not actually sorting, just copying the bridges and nets back from netStruct so they're both in the same order
 {
     timeToSort = micros();
@@ -129,7 +159,7 @@ void bridgesToPaths(void)
 
     printPathArray();
     sortAllChipsLeastToMostCrowded();
-    resolveChipCandidates();
+    //resolveChipCandidates();
 }
 
 void findStartAndEndChips(int node1, int node2, int pathIdx)
@@ -151,7 +181,7 @@ void findStartAndEndChips(int node1, int node2, int pathIdx)
         Serial.println(" ");
         int candidatesFound = 0;
 
-        switch (bothNodes[twice]) // not checking availability, just finding the chip
+        switch (bothNodes[twice]) 
         {
 
         case 1:
@@ -159,32 +189,22 @@ void findStartAndEndChips(int node1, int node2, int pathIdx)
         case 32:
         case 61:
         {
-            startEndChip[twice] = CHIP_L;
-            Serial.print("sf chip: ");
-            Serial.println(chipNumToChar(startEndChip[twice]));
-            path[pathIdx].chip[twice] = startEndChip[twice];
-
+            
+            path[pathIdx].chip[twice] = CHIP_L;
+            Serial.print("chip: ");
+            Serial.println(chipNumToChar(path[pathIdx].chip[twice]));
             break;
         }
 
         case 2 ... 29: // on the breadboard
         case 33 ... 60:
         {
-            for (int i = 0; i < 8; i++)
-            {
-                for (int j = 1; j < 8; j++) // start at 1 so we dont confuse CHIP_L for a node
-                {
-                    if (ch[i].yMap[j] == bothNodes[twice])
-                    {
-                        startEndChip[twice] = i;
-                        Serial.print("bb chip: ");
-                        Serial.println(chipNumToChar(startEndChip[twice]));
-                        path[pathIdx].chip[twice] = startEndChip[twice];
-                        break;
-                    }
-                }
-            }
+
+            path[pathIdx].chip[twice] = bbNodesToChip[bothNodes[twice]];
+            Serial.print("chip: ");
+            Serial.println(chipNumToChar(path[pathIdx].chip[twice]));
             break;
+
         }
         case NANO_D0 ... NANO_A7: // on the nano
         {
@@ -192,10 +212,11 @@ void findStartAndEndChips(int node1, int node2, int pathIdx)
 
             if (nano.numConns[nanoIndex] == 1)
             {
-                startEndChip[twice] = nano.mapIJ[nanoIndex];
                 Serial.print("nano chip: ");
-                Serial.println(chipNumToChar(startEndChip[twice]));
-                path[pathIdx].chip[twice] = startEndChip[twice];
+                
+                path[pathIdx].chip[twice] = nano.mapIJ[nanoIndex];
+                Serial.println(chipNumToChar(path[pathIdx].chip[twice]));
+
             }
             else
             {
@@ -230,21 +251,189 @@ void findStartAndEndChips(int node1, int node2, int pathIdx)
                     }
                 }
             }
+
+            if (candidatesFound == 1)
+            {
+                path[pathIdx].chip[twice] = chipCandidates[twice][0];
+                Serial.print("\n\rchip: ");
+                path[pathIdx].candidates[twice][0] = -1;
+                Serial.println(chipNumToChar(path[pathIdx].chip[twice]));
+            }
+
             Serial.println(" ");
             break;
         }
+
         }
-        // Serial.print("\n\r");
+       
+       mergeOverlappingCandidates(pathIdx);
+       assignPathType(pathIdx);
     }
 
-    if (startEndChip[0] == -1 || startEndChip[1] == -1)
-    {
-    }
-    else
-    {
-    }
+
 }
 
+void mergeOverlappingCandidates (int pathIndex) //also sets altPathNeeded flag if theyre on different sf chips (there are no direct connections between them)
+{
+    if (path[pathIndex].candidates[0][0] != -1 && path[pathIndex].candidates[1][0] != -1)
+    {
+
+        
+        for (int i = 0; i < 2; i++)
+        {
+            for (int j = 0; j < 3; j++)
+            {
+                if (path[pathIndex].candidates[0][i] == path[pathIndex].candidates[1][j])
+                {
+                    path[pathIndex].chip[0] = path[pathIndex].candidates[0][i];
+                    path[pathIndex].chip[1] = path[pathIndex].candidates[0][i];
+                    path[pathIndex].candidates[0][0] = -1;
+                    path[pathIndex].candidates[0][1] = -1;
+                    path[pathIndex].candidates[0][2] = -1;
+                    path[pathIndex].candidates[1][0] = -1;
+                    path[pathIndex].candidates[1][1] = -1;
+                    path[pathIndex].candidates[1][2] = -1;
+                    break;
+                }
+            }
+        }
+        //path[pathIndex].altPathNeeded = 1;
+    }
+
+    if (path[pathIndex].chip[0] >= CHIP_I && path[pathIndex].chip[1] >= CHIP_I)
+    {
+        if (path[pathIndex].chip[0] != path[pathIndex].chip[1])
+        {
+            path[pathIndex].altPathNeeded = 1;
+        }
+        
+    }
+ 
+}
+
+void assignPathType (int pathIndex)
+{
+    
+    if (path[pathIndex].chip[0] == path[pathIndex].chip[1])
+    {
+        path[pathIndex].sameChip = true;
+    } else {
+        path[pathIndex].sameChip = false;
+    }
+
+
+
+    if ((path[pathIndex].node1 >= 1 && path[pathIndex].node1 <= 30) || (path[pathIndex].node1 >= 31 && path[pathIndex].node1 <= 60))
+    { 
+        if (path[pathIndex].node1 == 1 || path[pathIndex].node1 == 30 || path[pathIndex].node1 == 31 || path[pathIndex].node1 == 60)
+        {
+            path[pathIndex].nodeType[0] = BB; //maybe have a separate type for ChipL connected nodes, but not now
+        } else {
+            path[pathIndex].nodeType[0] = BB;
+        }
+       
+    } else if (path[pathIndex].node1 >= NANO_D0 && path[pathIndex].node1 <= NANO_A7)
+    {
+        path[pathIndex].nodeType[0] = NANO;
+
+    } else if (path[pathIndex].node1 >= GND && path[pathIndex].node1 <= CURRENT_SENSE_MINUS)
+    {
+        path[pathIndex].nodeType[0] = SF;
+    }
+
+    if ((path[pathIndex].node2 >= 1 && path[pathIndex].node2 <= 30) || (path[pathIndex].node2 >= 31 && path[pathIndex].node2 <= 60))
+    { 
+        if (path[pathIndex].node2 == 1 || path[pathIndex].node2 == 30 || path[pathIndex].node2 == 31 || path[pathIndex].node2 == 60)
+        {
+            path[pathIndex].nodeType[1] = BB; //maybe have a separate type for ChipL connected nodes, but not now
+        } else {
+            path[pathIndex].nodeType[1] = BB;
+        }
+       
+    } else if (path[pathIndex].node2 >= NANO_D0 && path[pathIndex].node2 <= NANO_A7)
+    {
+        path[pathIndex].nodeType[1] = NANO;
+
+    } else if (path[pathIndex].node2 >= GND && path[pathIndex].node2 <= CURRENT_SENSE_MINUS)
+    {
+        path[pathIndex].nodeType[1] = SF;
+    }
+
+
+
+if ((path[pathIndex].nodeType[0] == SF && path[pathIndex].nodeType[1] == NANO) || (path[pathIndex].nodeType[0] == NANO && path[pathIndex].nodeType[1] == SF))
+{
+    path[pathIndex].pathType = NANOtoSF;
+
+} else if ((path[pathIndex].nodeType[0] == BB && path[pathIndex].nodeType[1] == SF) || (path[pathIndex].nodeType[0] == SF && path[pathIndex].nodeType[1] == BB))
+{
+    path[pathIndex].pathType = BBtoSF;
+
+} else if ((path[pathIndex].nodeType[0] == BB && path[pathIndex].nodeType[1] == NANO) || (path[pathIndex].nodeType[0] == NANO && path[pathIndex].nodeType[1] == BB))
+{
+    path[pathIndex].pathType = BBtoNANO;
+
+} else if (path[pathIndex].nodeType[0] == BB && path[pathIndex].nodeType[1] == BB)
+{
+    path[pathIndex].pathType = BBtoBB;
+
+} else if (path[pathIndex].nodeType[0] == NANO && path[pathIndex].nodeType[1] == NANO)
+{
+    path[pathIndex].pathType = NANOtoNANO;
+}
+
+
+
+}
+
+
+int xMapForNode(int node, int chip)
+{
+    int nodeFound = 0;
+    for (int i = 0; i < 16; i++)
+    {
+        if (ch[chip].xMap[i] == node)
+        {
+            nodeFound = i;
+            break;
+        }
+    }
+
+    return nodeFound;
+    
+}
+
+int yMapForNode(int node, int chip)
+{
+    int nodeFound = 0;
+    for (int i = 0; i < 8; i++)
+    {
+        if (ch[chip].yMap[i] == node)
+        {
+            nodeFound = i;
+            break;
+        }
+    }
+    return nodeFound;
+}
+
+int xMapForChip(int chip)
+{
+    int nodeFound = 0;
+    for (int i = 0; i < 16; i++)
+    {
+        if (ch[chip].xMap[i] == chip)
+        {
+            nodeFound = i;
+            break;
+        }
+    }
+    return nodeFound;
+}
+
+
+
+
 void resolveChipCandidates(void)
 {
     int nodesToResolve[2] = {0, 0}; // {node1,node2} 0 = already found, 1 = needs resolving
@@ -334,6 +523,8 @@ int moreAvailableChip(int chip1, int chip2)
 {
     int chipChosen = -1;
     sortAllChipsLeastToMostCrowded();
+    sortSFchipsLeastToMostCrowded();
+
 
     for (int i = 0; i < 12; i++)
     {
@@ -346,6 +537,7 @@ int moreAvailableChip(int chip1, int chip2)
     return chipChosen;
 }
 
+
 void sortSFchipsLeastToMostCrowded(void)
 {
     int numberOfConnectionsPerSFchip[4] = {0, 0, 0, 0};
@@ -371,7 +563,7 @@ void sortSFchipsLeastToMostCrowded(void)
 
 void sortAllChipsLeastToMostCrowded(void)
 {
-    debugNTCC = false;
+    //debugNTCC = false;
     int numberOfConnectionsPerChip[12] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; // this will be used to determine which chip is most crowded
 
     for (int i = 0; i < 12; i++)
@@ -448,7 +640,7 @@ void sortAllChipsLeastToMostCrowded(void)
         }
     }
     debugNTCC = true;
-    bbToSfConnections();
+   // bbToSfConnections();
 }
 
 void printPathArray(void) // this also prints candidates and x y
@@ -494,8 +686,19 @@ void printPathArray(void) // this also prints candidates and x y
             printChipNumToChar(path[i].candidates[1][j]);
             tabs += Serial.print(" ");
         }
+        tabs += Serial.print("\n\rpath type: ");
+        tabs += printPathType(i);
+      
 
-        tabs += Serial.println("\n\n\r");
+        if( path[i].altPathNeeded == true)
+        {
+            tabs += Serial.print("\n\ralt path needed");
+        }
+        else
+        {
+           
+        }
+          tabs += Serial.println("\n\n\r");
 
         // Serial.print(tabs);
         // for (int i = 0; i < 24 - (tabs); i++)
@@ -506,6 +709,32 @@ void printPathArray(void) // this also prints candidates and x y
     }
 }
 
+int printPathType (int pathIndex)
+{
+
+switch (path[pathIndex].pathType)
+{
+    case 0:
+        return Serial.print("BB to BB");
+        break;
+    case 1:
+        return Serial.print("BB to NANO");
+        break;
+    case 2:
+        return Serial.print("NANO to NANO");
+        break;
+    case 3:
+        return Serial.print("BB to SF");
+        break;
+    case 4:
+        return Serial.print("NANO to SF");
+        break;
+    default:
+        return Serial.print("Not Assigned");
+        break;
+}
+}
+
 int defToNano(int nanoIndex)
 {
     return nanoIndex - NANO_D0;
diff --git a/JumperlessNano/src/NetsToChipConnections.h b/JumperlessNano/src/NetsToChipConnections.h
index 18768c6..d7abd38 100644
--- a/JumperlessNano/src/NetsToChipConnections.h
+++ b/JumperlessNano/src/NetsToChipConnections.h
@@ -5,7 +5,9 @@
 
 
 
-
+extern int numberOfUniqueNets;
+extern int numberOfNets;
+extern int numberOfPaths;
 
 void sortPathsByNet(void);  
 void bridgesToPaths(void);
@@ -27,18 +29,28 @@ void clearChipsOnPathToNegOne(void);
 
 void sortAllChipsLeastToMostCrowded(void);
 
-void sortSFchipsMostToLeastCrowded(void);
+void sortSFchipsLeastToMostCrowded(void);
 
 int moreAvailableChip (int chip1 , int chip2);
 
 
 
+int xMapForNode(int node, int chip);
 
 
+int yMapForNode(int node, int chip);
 
 
+int xMapForChip(int chip);
 
 
+void mergeOverlappingCandidates (int pathIndex);
+
+
+void assignPathType (int pathIndex);
+
+int printPathType (int pathIndex);
+
 
 
 
diff --git a/JumperlessNano/src/main.cpp b/JumperlessNano/src/main.cpp
index 1fa9ddc..94ee288 100644
--- a/JumperlessNano/src/main.cpp
+++ b/JumperlessNano/src/main.cpp
@@ -32,7 +32,7 @@ void loop()
   // delay(100);
   // digitalWrite(LED_BUILTIN,LOW);
 
-  rainbowy(180, 55, 20); // Red
+  //rainbowy(180, 55, 20); // Red
 
   // delay(800);
 
@@ -41,9 +41,10 @@ void loop()
   Serial.println("\n\n\rfinal netlist\n\n\r");
   listSpecialNets();
   listNets();
-  // printBridgeArray();
+  printBridgeArray();
 
   bridgesToPaths();
+  assignNetColors();
   while (1)
     ;
 
@@ -91,7 +92,7 @@ void loop()
 
 
   }*/
-  delay(100);
+  //delay(100);
 }
 
 /*