diff --git a/PinHeader_2x20_P2.54mm_Vertical_hand_solder.kicad_mod b/PinHeader_2x20_P2.54mm_Vertical_hand_solder.kicad_mod
new file mode 100644
index 0000000..bc7ba63
--- /dev/null
+++ b/PinHeader_2x20_P2.54mm_Vertical_hand_solder.kicad_mod
@@ -0,0 +1,621 @@
+(footprint "PinHeader_2x20_P2.54mm_Vertical_hand_solder"
+	(version 20260206)
+	(generator "pcbnew")
+	(generator_version "10.0")
+	(layer "F.Cu")
+	(descr "Through hole straight pin header, 2x20, 2.54mm pitch, double rows")
+	(tags "Through hole pin header THT 2x20 2.54mm double row")
+	(property "Reference" "J4"
+		(at 1.27 -2.38 0)
+		(layer "F.SilkS")
+		(uuid "312087d3-4290-409e-998e-b307a19de34b")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Value" "GPIO"
+		(at 1.27 50.64 0)
+		(layer "F.Fab")
+		(uuid "1111f9f7-f442-46e0-b52c-3636b58e87c7")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Datasheet" ""
+		(at 0 0 0)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "5d007c17-44e6-420d-aa43-cff47774a276")
+		(effects
+			(font
+				(size 1.27 1.27)
+			)
+		)
+	)
+	(property "Description" "Generic connector, double row, 02x20, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/)"
+		(at 0 0 0)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "346c9d57-f104-43fa-aaab-8fb92fbe04ac")
+		(effects
+			(font
+				(size 1.27 1.27)
+			)
+		)
+	)
+	(property ki_fp_filters "Connector*:*_2x??_*")
+	(sheetname "/")
+	(sheetfile "midi_to_cv_daughter_board.kicad_sch")
+	(attr through_hole)
+	(duplicate_pad_numbers_are_jumpers no)
+	(fp_line
+		(start -1.38 -1.38)
+		(end 0 -1.38)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "7db064dc-940c-434f-99b3-fbae16d6cf91")
+	)
+	(fp_line
+		(start -1.38 0)
+		(end -1.38 -1.38)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "7f9504ba-4594-40a4-8326-e2e7be74cee6")
+	)
+	(fp_line
+		(start -1.38 1.27)
+		(end -1.38 49.64)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "46f72117-09b6-48d7-b533-1774566103a1")
+	)
+	(fp_line
+		(start -1.38 1.27)
+		(end 1.27 1.27)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "0ea1e66c-83a2-4ddc-b154-fd4fa5764590")
+	)
+	(fp_line
+		(start -1.38 49.64)
+		(end 3.92 49.64)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "04d8febd-915c-448c-a97c-d68c6292df0d")
+	)
+	(fp_line
+		(start 1.27 -1.38)
+		(end 3.92 -1.38)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "08b6c98d-a2b4-4786-a47d-994d4c21656e")
+	)
+	(fp_line
+		(start 1.27 1.27)
+		(end 1.27 -1.38)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "8cafab75-baef-452a-969f-e86c434364d5")
+	)
+	(fp_line
+		(start 3.92 -1.38)
+		(end 3.92 49.64)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "5a073a62-d295-43a5-9c27-6b97648c7788")
+	)
+	(fp_rect
+		(start -1.77 -1.78)
+		(end 4.32 50.03)
+		(stroke
+			(width 0.05)
+			(type solid)
+		)
+		(fill no)
+		(layer "F.CrtYd")
+		(uuid "c4e2225d-5f0d-4678-97e3-45eddb62d98d")
+	)
+	(fp_line
+		(start -1.27 0)
+		(end 0 -1.27)
+		(stroke
+			(width 0.1)
+			(type solid)
+		)
+		(layer "F.Fab")
+		(uuid "4d005c13-6310-4b16-abf2-642d1d30011c")
+	)
+	(fp_line
+		(start -1.27 49.53)
+		(end -1.27 0)
+		(stroke
+			(width 0.1)
+			(type solid)
+		)
+		(layer "F.Fab")
+		(uuid "98b79b66-8903-43b6-9aef-45832312c528")
+	)
+	(fp_line
+		(start 0 -1.27)
+		(end 3.81 -1.27)
+		(stroke
+			(width 0.1)
+			(type solid)
+		)
+		(layer "F.Fab")
+		(uuid "25684cc3-0ead-429d-b094-e2a914a006fa")
+	)
+	(fp_line
+		(start 3.81 -1.27)
+		(end 3.81 49.53)
+		(stroke
+			(width 0.1)
+			(type solid)
+		)
+		(layer "F.Fab")
+		(uuid "927c8637-237e-4288-98ee-7ccff778a1c4")
+	)
+	(fp_line
+		(start 3.81 49.53)
+		(end -1.27 49.53)
+		(stroke
+			(width 0.1)
+			(type solid)
+		)
+		(layer "F.Fab")
+		(uuid "cbc8f4b7-8b15-4a79-aa45-ca5b93c340e8")
+	)
+	(fp_text user "${REFERENCE}"
+		(at 1.27 24.13 90)
+		(layer "F.Fab")
+		(uuid "e0556279-3147-4bf1-85e4-c8545f51003c")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(pad "1" thru_hole rect
+		(at 0 0)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "0798837d-441f-46f0-baee-e94d6a38e987")
+	)
+	(pad "2" thru_hole oval
+		(at 2.54 0)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "095c6c71-30a8-4480-888b-2a8e160c98e6")
+	)
+	(pad "3" thru_hole oval
+		(at 0 2.54)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "bffbe376-1754-49a8-b33f-eec4f6c6831b")
+	)
+	(pad "4" thru_hole oval
+		(at 2.54 2.54)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "6192fa8b-73b4-4830-b65a-d179ec6c310b")
+	)
+	(pad "5" thru_hole oval
+		(at 0 5.08)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "7e2aa2bf-ca7d-48b3-8b31-6974b0fdc9e2")
+	)
+	(pad "6" thru_hole oval
+		(at 2.54 5.08)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "7a362bed-9f15-4c10-a1ab-d60bd3991b63")
+	)
+	(pad "7" thru_hole oval
+		(at 0 7.62)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "ea4a3455-d756-418b-a2d7-28544273ce11")
+	)
+	(pad "8" thru_hole oval
+		(at 2.54 7.62)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "ee38ed50-234f-4fb3-9300-b4ec75db9b18")
+	)
+	(pad "9" thru_hole oval
+		(at 0 10.16)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "191be72a-892a-43d9-b85d-365f8343e5f5")
+	)
+	(pad "10" thru_hole oval
+		(at 2.54 10.16)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "9ab4e8f7-4f64-4169-a8cb-1f0d78e1a5fe")
+	)
+	(pad "11" thru_hole oval
+		(at 0 12.7)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "f0a5146e-97e8-4010-a5ec-36ed46c86ad9")
+	)
+	(pad "12" thru_hole oval
+		(at 2.54 12.7)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "dfc1c5b1-9d0b-4778-baee-b199bdae9bae")
+	)
+	(pad "13" thru_hole oval
+		(at 0 15.24)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "041ee8a6-8339-4feb-84ac-098bc4576280")
+	)
+	(pad "14" thru_hole oval
+		(at 2.54 15.24)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "09206da5-4c4a-4d73-aa8d-734073534df0")
+	)
+	(pad "15" thru_hole oval
+		(at 0 17.78)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "8cf52549-ceb1-4442-a5ba-974f8307aabf")
+	)
+	(pad "16" thru_hole oval
+		(at 2.54 17.78)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "3e2c0a7f-e736-467f-a8f5-b5252f637b97")
+	)
+	(pad "17" thru_hole oval
+		(at 0 20.32)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "e1528eee-0571-4c8d-9aa8-4a302219ebf7")
+	)
+	(pad "18" thru_hole oval
+		(at 2.54 20.32)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "97f265e9-21c3-429a-83dd-9d5e5785b896")
+	)
+	(pad "19" thru_hole oval
+		(at 0 22.86)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "c426a42b-c157-4bff-992a-343b4c7c127b")
+	)
+	(pad "20" thru_hole oval
+		(at 2.54 22.86)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "1481ef15-ce67-4748-8369-160b047d64c5")
+	)
+	(pad "21" thru_hole oval
+		(at 0 25.4)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "507b2b22-5cc6-49cc-b59f-53d5adc79311")
+	)
+	(pad "22" thru_hole oval
+		(at 2.54 25.4)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "8312a1b1-0698-4231-ba5e-27e63b761fcf")
+	)
+	(pad "23" thru_hole oval
+		(at 0 27.94)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "4b352b60-e165-43b4-93a8-ea4b62b3be79")
+	)
+	(pad "24" thru_hole oval
+		(at 2.54 27.94)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "222185eb-b592-49df-9b4f-11af46b9cc34")
+	)
+	(pad "25" thru_hole oval
+		(at 0 30.48)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "bdf4eaf5-4e45-41e2-9f0a-e01983b30a48")
+	)
+	(pad "26" thru_hole oval
+		(at 2.54 30.48)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "b2045e93-d9bd-4b6c-92ab-d0819d166e34")
+	)
+	(pad "27" thru_hole oval
+		(at 0 33.02)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "fb48c8bb-1fbb-4625-a4cc-627e67d0da8d")
+	)
+	(pad "28" thru_hole oval
+		(at 2.54 33.02)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "a1e59c14-a3c1-4e02-b992-9438b3743964")
+	)
+	(pad "29" thru_hole oval
+		(at 0 35.56)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "d1325178-2db2-4aa8-9107-8fc00918bb9f")
+	)
+	(pad "30" thru_hole oval
+		(at 2.54 35.56)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "46d5e109-672c-4439-bcc5-754bc8377335")
+	)
+	(pad "31" thru_hole oval
+		(at 0 38.1)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "343c7e99-e58b-4860-92c8-63eb5a23119b")
+	)
+	(pad "32" thru_hole oval
+		(at 2.54 38.1)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "88cd742e-acab-4dcc-b086-70048a1bac53")
+	)
+	(pad "33" thru_hole oval
+		(at 0 40.64)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "6bf648fa-5b64-432f-aa11-5ad51d14dc54")
+	)
+	(pad "34" thru_hole oval
+		(at 2.54 40.64)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "df2c9b6c-1eec-4465-8285-e70e9bbb5ac9")
+	)
+	(pad "35" thru_hole oval
+		(at 0 43.18)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "ac0e8231-dd71-411b-83e6-c9cd8598451c")
+	)
+	(pad "36" thru_hole oval
+		(at 2.54 43.18)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "35fc0a9f-d2f3-45c8-86d4-a7557498cd09")
+	)
+	(pad "37" thru_hole oval
+		(at 0 45.72)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "1e0f1ef2-832d-4b9f-86be-f8ac2b647d3f")
+	)
+	(pad "38" thru_hole oval
+		(at 2.54 45.72)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "40fc7bb3-e57e-40d2-b325-ff28ad8fdeb6")
+	)
+	(pad "39" thru_hole oval
+		(at 0 48.26)
+		(size 2.5 1.7)
+		(drill 1
+			(offset -0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "126cb60f-bbfd-439d-a5b2-5b2ee320c2b1")
+	)
+	(pad "40" thru_hole oval
+		(at 2.54 48.26)
+		(size 2.5 1.7)
+		(drill 1
+			(offset 0.5 0)
+		)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "5aa7a98f-1c18-43a9-a742-6ea55afb1bc3")
+	)
+	(embedded_fonts no)
+	(model "${KICAD10_3DMODEL_DIR}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_2x20_P2.54mm_Vertical.step"
+		(offset
+			(xyz 0 0 0)
+		)
+		(scale
+			(xyz 1 1 1)
+		)
+		(rotate
+			(xyz 0 0 0)
+		)
+	)
+)