Layout: Get started on PCB layout

Hardware/KiCad/DIY_Router.kicad_prl

@@ -1,6 +1,6 @@
 {
   "board": {
-    "active_layer": 0,
+    "active_layer": 2,
     "active_layer_preset": "",
     "auto_track_width": true,
     "hidden_netclasses": [],
@@ -53,7 +53,7 @@
       "board_outline_area",
       "ly_points"
     ],
-    "visible_layers": "ffffffff_ffffffff_fffffff7_ffffffff",
+    "visible_layers": "ffffffff_ffffffff_fffffff5_ffffffff",
     "zone_display_mode": 0
   },
   "git": {

Hardware/KiCad/DIY_Router.kicad_pro

@@ -69,7 +69,13 @@
           "thermal_relief_spoke_width": 0.5
         }
       },
-      "diff_pair_dimensions": [],
+      "diff_pair_dimensions": [
+        {
+          "gap": 0.0,
+          "via_gap": 0.0,
+          "width": 0.0
+        }
+      ],
       "drc_exclusions": [],
       "meta": {
         "version": 2
@@ -203,7 +209,11 @@
           "td_width_to_size_filter_ratio": 0.9
         }
       ],
-      "track_widths": [],
+      "track_widths": [
+        0.0,
+        0.254,
+        0.508
+      ],
       "tuning_pattern_settings": {
         "diff_pair_defaults": {
           "corner_radius_percentage": 80,
@@ -230,7 +240,12 @@
           "spacing": 0.6
         }
       },
-      "via_dimensions": [],
+      "via_dimensions": [
+        {
+          "diameter": 0.0,
+          "drill": 0.0
+        }
+      ],
       "zones_allow_external_fillets": false
     },
     "ipc2581": {
@@ -668,7 +683,7 @@
         "uuid": "e7060ada-4117-4611-abe2-1a97a47c74c4"
       }
     ],
-    "used_designators": "J1,U6,SW1-4,TP2-7,R19,R23-25,#PWR1,#PWR55,#PWR68-70,#PWR74,#PWR79,D2",
+    "used_designators": "#PWR1,#PWR70,#PWR80-81,R2",
     "variants": []
   },
   "sheets": [

Hardware/KiCad/ethernet.kicad_sch

@@ -3107,7 +3107,7 @@
 		)
 		(uuid "fdb0f2fa-0ffa-4308-b28a-d97eda1fc3a0")
 	)
-	(global_label "MDI_TP_P2"
+	(global_label "MDI_P2_TP"
 		(shape input)
 		(at 77.47 83.82 180)
 		(fields_autoplaced yes)
@@ -3155,7 +3155,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RN_P4"
+	(global_label "MDI_P4_RN"
 		(shape input)
 		(at 201.93 50.8 180)
 		(fields_autoplaced yes)
@@ -3179,7 +3179,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RP_P3"
+	(global_label "MDI_P3_RP"
 		(shape input)
 		(at 77.47 144.78 180)
 		(fields_autoplaced yes)
@@ -3227,7 +3227,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RN_P3"
+	(global_label "MDI_P3_RN"
 		(shape input)
 		(at 77.47 149.86 180)
 		(fields_autoplaced yes)
@@ -3251,7 +3251,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RP_P1"
+	(global_label "MDI_P1_RP"
 		(shape input)
 		(at 77.47 45.72 180)
 		(fields_autoplaced yes)
@@ -3275,7 +3275,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TP_P1"
+	(global_label "MDI_P1_TP"
 		(shape input)
 		(at 77.47 38.1 180)
 		(fields_autoplaced yes)
@@ -3299,7 +3299,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RP_P4"
+	(global_label "MDI_P4_RP"
 		(shape input)
 		(at 201.93 45.72 180)
 		(fields_autoplaced yes)
@@ -3371,7 +3371,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RN_P2"
+	(global_label "MDI_P2_RN"
 		(shape input)
 		(at 77.47 96.52 180)
 		(fields_autoplaced yes)
@@ -3395,7 +3395,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TP_P4"
+	(global_label "MDI_P4_TP"
 		(shape input)
 		(at 201.93 38.1 180)
 		(fields_autoplaced yes)
@@ -3419,7 +3419,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RP_P2"
+	(global_label "MDI_P2_RP"
 		(shape input)
 		(at 77.47 91.44 180)
 		(fields_autoplaced yes)
@@ -3443,7 +3443,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TN_P3"
+	(global_label "MDI_P3_TN"
 		(shape input)
 		(at 77.47 142.24 180)
 		(fields_autoplaced yes)
@@ -3467,7 +3467,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TN_P1"
+	(global_label "MDI_P1_TN"
 		(shape input)
 		(at 77.47 43.18 180)
 		(fields_autoplaced yes)
@@ -3491,7 +3491,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TN_P2"
+	(global_label "MDI_P2_TN"
 		(shape input)
 		(at 77.47 88.9 180)
 		(fields_autoplaced yes)
@@ -3515,7 +3515,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TP_P3"
+	(global_label "MDI_P3_TP"
 		(shape input)
 		(at 77.47 137.16 180)
 		(fields_autoplaced yes)
@@ -3539,7 +3539,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RN_P1"
+	(global_label "MDI_P1_RN"
 		(shape input)
 		(at 77.47 50.8 180)
 		(fields_autoplaced yes)
@@ -3563,7 +3563,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TN_P4"
+	(global_label "MDI_P4_TN"
 		(shape input)
 		(at 201.93 43.18 180)
 		(fields_autoplaced yes)

Hardware/KiCad/usb_ethernet_uart_bridge.kicad_sch

@@ -2757,7 +2757,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TN_P0"
+	(global_label "MDI_P0_TN"
 		(shape input)
 		(at 27.94 147.32 180)
 		(fields_autoplaced yes)
@@ -2829,7 +2829,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RN_P0"
+	(global_label "MDI_P0_RN"
 		(shape input)
 		(at 27.94 160.02 180)
 		(fields_autoplaced yes)
@@ -2853,7 +2853,7 @@
 			)
 		)
 	)
-	(global_label "MDI_TP_P0"
+	(global_label "MDI_P0_TP"
 		(shape input)
 		(at 27.94 153.67 180)
 		(fields_autoplaced yes)
@@ -2901,7 +2901,7 @@
 			)
 		)
 	)
-	(global_label "MDI_RP_P0"
+	(global_label "MDI_P0_RP"
 		(shape input)
 		(at 27.94 166.37 180)
 		(fields_autoplaced yes)