diff --git a/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_pcb b/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_pcb
index 3224bc4..96e0822 100644
--- a/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_pcb
+++ b/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_pcb
@@ -870,7 +870,7 @@
 	(footprint "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical"
 		(layer "F.Cu")
 		(uuid "02801387-290c-4093-99c4-e3c82977d15a")
-		(at 118.646 34.699 90)
+		(at 118.646 32.229 -90)
 		(descr "Resistor, Axial_DIN0207 series, Axial, Vertical, pin pitch=2.54mm, 0.25W = 1/4W, length*diameter=6.3*2.5mm^2, http://cdn-reichelt.de/documents/datenblatt/B400/1_4W%23YAG.pdf")
 		(tags "Resistor Axial_DIN0207 series Axial Vertical pin pitch 2.54mm 0.25W = 1/4W length 6.3mm diameter 2.5mm")
 		(property "Reference" "R50"
@@ -896,7 +896,7 @@
 			)
 		)
 		(property "Footprint" "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical"
-			(at 0 0 90)
+			(at 0 0 -90)
 			(unlocked yes)
 			(layer "F.Fab")
 			(hide yes)
@@ -909,7 +909,7 @@
 			)
 		)
 		(property "Datasheet" "https://www.reichelt.com/be/en/shop/product/metal_film_resistor_120_ohm-11489"
-			(at 0 0 90)
+			(at 0 0 -90)
 			(unlocked yes)
 			(layer "F.Fab")
 			(hide yes)
@@ -922,7 +922,7 @@
 			)
 		)
 		(property "Description" "Resistor"
-			(at 0 0 90)
+			(at 0 0 -90)
 			(unlocked yes)
 			(layer "F.Fab")
 			(hide yes)
@@ -961,24 +961,14 @@
 			(uuid "1a6a9633-4af2-4942-9849-7a192de53de3")
 		)
 		(fp_line
-			(start 3.59 -1.5)
-			(end -1.5 -1.5)
+			(start -1.5 1.5)
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 			(stroke
 				(width 0.05)
 				(type solid)
 			)
 			(layer "F.CrtYd")
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-		)
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-			(layer "F.CrtYd")
-			(uuid "3875d4b4-1bb2-4d6c-aab5-5ca10b60b7d5")
+			(uuid "edec9fa5-0c79-42a2-86fd-9addccfa49fd")
 		)
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@@ -991,14 +981,24 @@
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 		)
 		(fp_line
-			(start -1.5 1.5)
-			(end 3.59 1.5)
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 			(stroke
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 				(type solid)
 			)
 			(layer "F.CrtYd")
-			(uuid "edec9fa5-0c79-42a2-86fd-9addccfa49fd")
+			(uuid "3875d4b4-1bb2-4d6c-aab5-5ca10b60b7d5")
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+			(end -1.5 -1.5)
+			(stroke
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+				(type solid)
+			)
+			(layer "F.CrtYd")
+			(uuid "4df2b3d1-94cd-4cd6-9b3d-3e5bea8e1371")
 		)
 		(fp_line
 			(start 0 0)
@@ -1033,23 +1033,23 @@
 			)
 		)
 		(pad "1" thru_hole circle
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-			(size 1.6 1.6)
-			(drill 0.8)
-			(layers "*.Cu" "*.Mask")
-			(remove_unused_layers no)
-			(net 39 "RS485_A")
-			(pintype "passive")
-			(uuid "a320c488-4c8b-4819-9484-83badde16792")
-		)
-		(pad "2" thru_hole oval
-			(at 2.54 0 90)
+			(at 0 0 270)
 			(size 1.6 1.6)
 			(drill 0.8)
 			(layers "*.Cu" "*.Mask")
 			(remove_unused_layers no)
 			(net 38 "RS485_B")
 			(pintype "passive")
+			(uuid "a320c488-4c8b-4819-9484-83badde16792")
+		)
+		(pad "2" thru_hole oval
+			(at 2.54 0 270)
+			(size 1.6 1.6)
+			(drill 0.8)
+			(layers "*.Cu" "*.Mask")
+			(remove_unused_layers no)
+			(net 39 "RS485_A")
+			(pintype "passive")
 			(uuid "b74eab3f-780b-4cd5-94bd-d0919727b14c")
 		)
 		(model "${KICAD8_3DMODEL_DIR}/Resistor_THT.3dshapes/R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical.wrl"
@@ -57730,6 +57730,39 @@
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@@ -57785,6 +57851,17 @@
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@@ -57808,15 +57885,70 @@
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@@ -57840,6 +57994,138 @@
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+			(width 0.5)
+			(type default)
+		)
+		(fill none)
+		(layer "User.9")
+		(uuid "f72ec11d-427c-4193-a46a-7dd873f1e156")
+	)
+	(gr_circle
+		(center 122.2324 113.46905)
+		(end 123.9596 113.77385)
+		(stroke
+			(width 0.5)
+			(type default)
+		)
+		(fill none)
+		(layer "User.9")
+		(uuid "f73db30b-54ce-4554-8ec1-84bba29ef190")
+	)
+	(gr_circle
+		(center 52.705 91.821)
+		(end 54.4322 92.1258)
+		(stroke
+			(width 0.5)
+			(type default)
+		)
+		(fill none)
+		(layer "User.9")
+		(uuid "fb6df18b-fcd2-4686-9d22-0f3ccfacc462")
+	)
+	(gr_circle
+		(center 153.797 93.472)
+		(end 155.5242 93.7768)
+		(stroke
+			(width 0.5)
+			(type default)
+		)
+		(fill none)
+		(layer "User.9")
+		(uuid "fcbba40f-a23c-4bc7-8da6-c08c74e9e0e9")
+	)
 	(gr_text "2024"
 		(at 134.366 43.688 0)
 		(layer "F.Cu" knockout)
@@ -58233,6 +59179,19 @@
 			(justify left bottom)
 		)
 	)
+	(gr_text "TODO:\n - spi terminal, traces on top as well"
+		(at 230.632 23.241 0)
+		(layer "Cmts.User")
+		(uuid "b0731196-9468-4af8-9d9e-e9be8f2bde8b")
+		(effects
+			(font
+				(size 1.5 1.5)
+				(thickness 0.3)
+				(bold yes)
+			)
+			(justify left bottom)
+		)
+	)
 	(gr_text "Raspberry PI"
 		(at -69.765 64.662 0)
 		(layer "User.9")
@@ -59338,6 +60297,14 @@
 		(net 3)
 		(uuid "200d5a0c-17e4-4784-b56a-2ffd7ebb1de1")
 	)
+	(via
+		(at 86.614 29.21)
+		(size 1.6)
+		(drill 0.8)
+		(layers "F.Cu" "B.Cu")
+		(net 3)
+		(uuid "3e14970c-7bce-44d8-9087-39ca7c28540f")
+	)
 	(via
 		(at 53.594 40.767)
 		(size 1.6)
diff --git a/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_sch b/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_sch
index 69b793b..612c1dc 100644
--- a/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_sch
+++ b/pi-interface-board_v1.0/pi-interface-board_v1.0.kicad_sch
@@ -40883,7 +40883,7 @@
 	)
 	(symbol
 		(lib_id "Device:R")
-		(at 337.82 250.19 0)
+		(at 337.82 250.19 180)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
@@ -40891,7 +40891,7 @@
 		(dnp no)
 		(uuid "f840a1ac-1a5b-4eca-90ea-be3602645991")
 		(property "Reference" "R50"
-			(at 339.344 248.666 0)
+			(at 336.296 251.714 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -40900,7 +40900,7 @@
 			)
 		)
 		(property "Value" "120"
-			(at 339.344 250.698 0)
+			(at 336.296 249.682 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -40909,7 +40909,7 @@
 			)
 		)
 		(property "Footprint" "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical"
-			(at 336.042 250.19 90)
+			(at 339.598 250.19 90)
 			(effects
 				(font
 					(size 1.27 1.27)