add 470u buffer cap

cm4-nrf54.kicad_prl

@@ -1,6 +1,6 @@
 {
   "board": {
-    "active_layer": 6,
+    "active_layer": 0,
     "active_layer_preset": "",
     "auto_track_width": true,
     "hidden_netclasses": [],
@@ -50,7 +50,7 @@
       "shapes"
     ],
     "visible_layers": "ffffffff_ffffffff_fffffffd_dfffdf67",
-    "zone_display_mode": 0
+    "zone_display_mode": 1
   },
   "git": {
     "repo_type": "https",

cm4-nrf54.kicad_pro

@@ -84,7 +84,7 @@
           ""
         ],
         [
-          "silk_edge_clearance|110500000|51000000|34af1e9d-1f83-49e0-a5f0-61ff662b0fcc|a2c36007-cb36-4d5a-aa1b-8e10dc7818d7",
+          "silk_edge_clearance|110500000|44000000|34af1e9d-1f83-49e0-a5f0-61ff662b0fcc|a2c36007-cb36-4d5a-aa1b-8e10dc7818d7",
           ""
         ],
         [
@@ -92,13 +92,21 @@
           ""
         ],
         [
-          "silk_edge_clearance|158500000|51000000|34af1e9d-1f83-49e0-a5f0-61ff662b0fcc|93f133fd-9c77-4853-a971-af688b80af6a",
+          "silk_edge_clearance|158500000|44000000|34af1e9d-1f83-49e0-a5f0-61ff662b0fcc|93f133fd-9c77-4853-a971-af688b80af6a",
           ""
         ],
         [
           "silk_edge_clearance|87000000|101112500|00000000-0000-0000-0000-0000613f45bd|c0859927-58a3-4320-b950-a51bf7d447f7",
           ""
         ],
+        [
+          "silk_edge_clearance|87000000|51420000|00000000-0000-0000-0000-0000613f45bd|572baf8f-ace7-4e82-98c3-2c746e92178c",
+          ""
+        ],
+        [
+          "silk_edge_clearance|87000000|64580000|00000000-0000-0000-0000-0000613f45bd|0e90205f-37c1-4126-9a0b-63195da39930",
+          ""
+        ],
         [
           "silk_edge_clearance|87000000|84872500|00000000-0000-0000-0000-0000613f45bd|e26550e5-34b4-4304-810d-288a3aefc5de",
           ""
@@ -1069,6 +1077,60 @@
           "label": "#",
           "name": "${ITEM_NUMBER}",
           "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Field8",
+          "name": "Field8",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Field4",
+          "name": "Field4",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Note",
+          "name": "Note",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Part Description",
+          "name": "Part Description",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "digikey",
+          "name": "digikey",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "digikey_pn",
+          "name": "digikey_pn",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Field5",
+          "name": "Field5",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Field6",
+          "name": "Field6",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Field7",
+          "name": "Field7",
+          "show": false
         }
       ],
       "filter_string": "",

cm4-nrf54.kicad_sch

@@ -4466,6 +4466,167 @@
 			)
 			(embedded_fonts no)
 		)
+		(symbol "Device:C_Polarized"
+			(pin_numbers
+				(hide yes)
+			)
+			(pin_names
+				(offset 0.254)
+			)
+			(exclude_from_sim no)
+			(in_bom yes)
+			(on_board yes)
+			(property "Reference" "C"
+				(at 0.635 2.54 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+				)
+			)
+			(property "Value" "C_Polarized"
+				(at 0.635 -2.54 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+				)
+			)
+			(property "Footprint" ""
+				(at 0.9652 -3.81 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "Datasheet" "~"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "Description" "Polarized capacitor"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "ki_keywords" "cap capacitor"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "ki_fp_filters" "CP_*"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(symbol "C_Polarized_0_1"
+				(rectangle
+					(start -2.286 0.508)
+					(end 2.286 1.016)
+					(stroke
+						(width 0)
+						(type default)
+					)
+					(fill
+						(type none)
+					)
+				)
+				(polyline
+					(pts
+						(xy -1.778 2.286) (xy -0.762 2.286)
+					)
+					(stroke
+						(width 0)
+						(type default)
+					)
+					(fill
+						(type none)
+					)
+				)
+				(polyline
+					(pts
+						(xy -1.27 2.794) (xy -1.27 1.778)
+					)
+					(stroke
+						(width 0)
+						(type default)
+					)
+					(fill
+						(type none)
+					)
+				)
+				(rectangle
+					(start 2.286 -0.508)
+					(end -2.286 -1.016)
+					(stroke
+						(width 0)
+						(type default)
+					)
+					(fill
+						(type outline)
+					)
+				)
+			)
+			(symbol "C_Polarized_1_1"
+				(pin passive line
+					(at 0 3.81 270)
+					(length 2.794)
+					(name "~"
+						(effects
+							(font
+								(size 1.27 1.27)
+							)
+						)
+					)
+					(number "1"
+						(effects
+							(font
+								(size 1.27 1.27)
+							)
+						)
+					)
+				)
+				(pin passive line
+					(at 0 -3.81 90)
+					(length 2.794)
+					(name "~"
+						(effects
+							(font
+								(size 1.27 1.27)
+							)
+						)
+					)
+					(number "2"
+						(effects
+							(font
+								(size 1.27 1.27)
+							)
+						)
+					)
+				)
+			)
+			(embedded_fonts no)
+		)
 		(symbol "Device:C_Small"
 			(pin_numbers
 				(hide yes)
@@ -11472,7 +11633,7 @@
 	)
 	(text "socket for cm4: DF40HC(3.0)-100DS-0.4v"
 		(exclude_from_sim no)
-		(at 110.998 67.818 0)
+		(at 116.586 66.548 0)
 		(effects
 			(font
 				(size 1.27 1.27)
@@ -11716,6 +11877,12 @@
 		(color 0 0 0 0)
 		(uuid "343b80f3-9f12-43c7-91a5-dd84d8d7505f")
 	)
+	(junction
+		(at 74.93 39.37)
+		(diameter 0)
+		(color 0 0 0 0)
+		(uuid "38539f35-06c2-464c-83e8-6ce1b6011329")
+	)
 	(junction
 		(at 74.93 224.79)
 		(diameter 1.016)
@@ -11806,6 +11973,12 @@
 		(color 0 0 0 0)
 		(uuid "7c29f1db-339f-486f-aaa3-9dc594d099c9")
 	)
+	(junction
+		(at 74.93 31.75)
+		(diameter 0)
+		(color 0 0 0 0)
+		(uuid "80c82986-85cc-4275-a1fd-cd3542a2f0ec")
+	)
 	(junction
 		(at 278.13 180.34)
 		(diameter 0)
@@ -13872,6 +14045,16 @@
 		)
 		(uuid "84f96be1-9cc0-4af0-9b4e-9cc90fea5b73")
 	)
+	(wire
+		(pts
+			(xy 74.93 39.37) (xy 83.82 39.37)
+		)
+		(stroke
+			(width 0)
+			(type default)
+		)
+		(uuid "866dd978-7ed3-4b63-aba6-9df02cf91d13")
+	)
 	(wire
 		(pts
 			(xy 49.53 247.65) (xy 58.42 247.65)
@@ -14214,7 +14397,7 @@
 	)
 	(wire
 		(pts
-			(xy 74.93 33.02) (xy 74.93 30.48)
+			(xy 74.93 33.02) (xy 74.93 31.75)
 		)
 		(stroke
 			(width 0)
@@ -14902,6 +15085,16 @@
 		)
 		(uuid "d5f6b4ce-d7e9-4e68-af71-ea188b573afe")
 	)
+	(wire
+		(pts
+			(xy 74.93 31.75) (xy 74.93 30.48)
+		)
+		(stroke
+			(width 0)
+			(type default)
+		)
+		(uuid "d69d01cd-b53d-4aee-be01-cb45ef63dd5c")
+	)
 	(wire
 		(pts
 			(xy 279.4 175.26) (xy 288.29 175.26)
@@ -15232,6 +15425,16 @@
 		)
 		(uuid "f7a2a1c8-f48a-4f8a-b372-10b59dca1d5f")
 	)
+	(wire
+		(pts
+			(xy 74.93 31.75) (xy 83.82 31.75)
+		)
+		(stroke
+			(width 0)
+			(type default)
+		)
+		(uuid "f963c9f1-9ccf-42ac-bba1-4397ca09e081")
+	)
 	(wire
 		(pts
 			(xy 285.75 87.63) (xy 285.75 88.9)
@@ -22130,6 +22333,15 @@
 				(hide yes)
 			)
 		)
+		(property "name" "Kemet T520D477M006ATE030"
+			(at 48.26 30.48 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
 		(pin "1"
 			(uuid "20534533-83bd-4210-8bc1-ec2a4c0da724")
 		)
@@ -27764,6 +27976,85 @@
 			)
 		)
 	)
+	(symbol
+		(lib_id "Device:C_Polarized")
+		(at 83.82 35.56 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "eb235507-ad86-4b86-8a13-6db125e541bf")
+		(property "Reference" "C18"
+			(at 87.63 33.4009 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "470uF"
+			(at 87.63 35.9409 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Capacitor_Tantalum_SMD:CP_EIA-7343-31_Kemet-D"
+			(at 84.7852 39.37 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 83.82 35.56 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Polarized capacitor"
+			(at 83.82 35.56 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "digikey_pn" "399-4661-2-ND"
+			(at 83.82 35.56 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "8fa9bb8d-c2f7-4131-9102-1a5591c67e92")
+		)
+		(pin "2"
+			(uuid "3579f55b-9037-4f92-9dbe-d87160d75514")
+		)
+		(instances
+			(project ""
+				(path "/1d8abdd3-8fbe-4cad-8ee7-296cb82aa9a1"
+					(reference "C18")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "Connector:TestPoint")
 		(at 278.13 180.34 0)