diff --git a/src/ESP32-VirtualMatrixPanel-I2S-DMA.h b/src/ESP32-VirtualMatrixPanel-I2S-DMA.h
index 6408a30..cfa295b 100644
--- a/src/ESP32-VirtualMatrixPanel-I2S-DMA.h
+++ b/src/ESP32-VirtualMatrixPanel-I2S-DMA.h
@@ -58,7 +58,8 @@ enum PANEL_CHAIN_TYPE
 	CHAIN_TOP_RIGHT_DOWN,
 	CHAIN_BOTTOM_LEFT_UP,
 	CHAIN_BOTTOM_RIGHT_UP,
-	CHAIN_TOP_RIGHT_DOWN_ZZ /// ZigZag chaining. Might need a big ass cable to do this, all panels right way up.
+	CHAIN_TOP_RIGHT_DOWN_ZZ, /// ZigZag chaining. Might need a big ass cable to do this, all panels right way up.
+	CHAIN_BOTTOM_RIGHT_UP_ZZ
 };
 
 #ifdef USE_GFX_ROOT
@@ -280,7 +281,7 @@ inline VirtualCoords VirtualMatrixPanel::getCoords(int16_t &virt_x, int16_t &vir
 			
 		case CHAIN_TOP_RIGHT_DOWN_ZZ:
 		{
-			//	Right side up. Starting from top left all the way down.
+			//	Right side up. Starting from top right all the way down.
 			//  Connected in a Zig Zag manner = some long ass cables being used potentially
 		
 			//Serial.printf("Condition 2, row %d ", row);
@@ -288,9 +289,18 @@ inline VirtualCoords VirtualMatrixPanel::getCoords(int16_t &virt_x, int16_t &vir
 			coords.y =  virt_y % panelResY;				
 			
 		}
-						
-								
-						
+
+		case CHAIN_BOTTOM_RIGHT_UP_ZZ:
+		{
+			//	Right side up. Starting bottom right all the way up.
+			//  Connected in a Zig Zag manner = some long ass cables being used potentially
+		
+			//Serial.printf("Condition 2, row %d ", row);
+			coords.x =  (row*virtualResX)+virt_x;
+			coords.y =  virt_y % panelResY;				
+			
+		}
+				
 
 		default:
 		    coords.x = coords.y = -1; // By defalt use an invalid co-ordinates that will be rejected by updateMatrixDMABuffer
diff --git a/testing/virtual.cpp b/testing/virtual.cpp
index f13b2ea..168acb1 100644
--- a/testing/virtual.cpp
+++ b/testing/virtual.cpp
@@ -29,7 +29,8 @@ enum PANEL_CHAIN_TYPE
 	CHAIN_TOP_RIGHT_DOWN,
 	CHAIN_BOTTOM_LEFT_UP,
 	CHAIN_BOTTOM_RIGHT_UP,
-	CHAIN_TOP_RIGHT_DOWN_ZZ /// ZigZag chaining. Might need a big ass cable to do this, all panels right way up.
+	CHAIN_TOP_RIGHT_DOWN_ZZ, /// ZigZag chaining. Might need a big ass cable to do this, all panels right way up.
+	CHAIN_BOTTOM_RIGHT_UP_ZZ
 };
 
 
@@ -262,6 +263,18 @@ inline VirtualCoords VirtualMatrixPanelTest::getCoords_Dev(int16_t virt_x, int16
 			coords.y =  virt_y % panelResY;				
 			
 		}
+		
+		case CHAIN_BOTTOM_RIGHT_UP_ZZ:
+		{
+			//	Right side up. Starting from top left all the way down.
+			//  Connected in a Zig Zag manner = some long ass cables being used potentially
+		
+			//Serial.printf("Condition 2, row %d ", row);
+			coords.x =  (row*virtualResX)+virt_x;
+			coords.y =  virt_y % panelResY;				
+			
+		}
+								
 						
 						
 
@@ -425,6 +438,19 @@ main(int argc, char* argv[])
 	result   = test.getCoords_Dev(16,64*2-1);	
 	expected.x = 80; expected.y = 63; 
     std::printf("Expected physical (%d, %d) got (%d, %d).\n", expected.x, expected.y, result.x, result.y);
+	
+		
+		
+	// CHAIN_BOTTOM_RIGHT_UP_ZZ test 4
+	result   = test.getCoords_Dev(0,0);	
+	expected.x = 0; expected.y = 0; 
+    std::printf("Expected physical (%d, %d) got (%d, %d).\n", expected.x, expected.y, result.x, result.y);	
+			
+	// CHAIN_BOTTOM_RIGHT_UP_ZZ test 4
+	result   = test.getCoords_Dev(63,64);	
+	expected.x = 64*2-1; expected.y = 0; 
+    std::printf("Expected physical (%d, %d) got (%d, %d).\n", expected.x, expected.y, result.x, result.y);	
+				
 				
 	
 	std::cout << "\n\n";