Continue the silly project of consolidating resistor choices

.gitignore

@@ -16,6 +16,8 @@ Hardware/*/*.tmp
 Hardware/*/*-save.pro
 Hardware/*/*-save.kicad_pcb
 Hardware/*/fp-info-cache
+Hardware/*/*.kicad_*.lck
+Hardware/*/#auto_saved_files#
 
 # Netlist files (exported from Eeschema)
 Hardware/*/*.net

Hardware/keyboard_controller/keyboard_controller.kicad_pro

@@ -10,28 +10,17 @@
       "via_dimensions": []
     },
     "ipc2581": {
-      "bom_rev": "",
       "dist": "",
       "distpn": "",
       "internal_id": "",
       "mfg": "",
-      "mpn": "",
+      "mpn": ""
-      "sch_revision": ""
     },
     "layer_pairs": [],
     "layer_presets": [],
     "viewports": []
   },
   "boards": [],
-  "component_class_settings": {
-    "assignments": [],
-    "meta": {
-      "version": 0
-    },
-    "sheet_component_classes": {
-      "enabled": false
-    }
-  },
   "cvpcb": {
     "equivalence_files": []
   },
@@ -221,14 +210,11 @@
       "duplicate_sheet_names": "error",
       "endpoint_off_grid": "warning",
       "extra_units": "error",
-      "field_name_whitespace": "warning",
       "footprint_filter": "ignore",
       "footprint_link_issues": "warning",
       "four_way_junction": "ignore",
       "global_label_dangling": "warning",
-      "ground_pin_not_ground": "warning",
       "hier_label_mismatch": "error",
-      "isolated_pin_label": "warning",
       "label_dangling": "error",
       "label_multiple_wires": "warning",
       "lib_symbol_issues": "warning",
@@ -251,7 +237,6 @@
       "similar_power": "warning",
       "simulation_model_issue": "ignore",
       "single_global_label": "ignore",
-      "stacked_pin_name": "warning",
       "unannotated": "error",
       "unconnected_wire_endpoint": "warning",
       "undefined_netclass": "error",
@@ -284,14 +269,13 @@
         "priority": 2147483647,
         "schematic_color": "rgba(0, 0, 0, 0.000)",
         "track_width": 0.2,
-        "tuning_profile": "",
         "via_diameter": 0.6,
         "via_drill": 0.3,
         "wire_width": 6
       }
     ],
     "meta": {
-      "version": 5
+      "version": 4
     },
     "net_colors": null,
     "netclass_assignments": null,
@@ -313,10 +297,6 @@
   },
   "schematic": {
     "annotate_start_num": 0,
-    "annotation": {
-      "method": 0,
-      "sort_order": 0
-    },
     "bom_export_filename": "${PROJECTNAME}.csv",
     "bom_fmt_presets": [],
     "bom_fmt_settings": {
@@ -340,7 +320,7 @@
         },
         {
           "group_by": false,
-          "label": "Qty",
+          "label": "Quantity",
           "name": "${QUANTITY}",
           "show": true
         },
@@ -351,22 +331,22 @@
           "show": true
         },
         {
-          "group_by": true,
+          "group_by": false,
           "label": "DNP",
           "name": "${DNP}",
-          "show": true
+          "show": false
         },
         {
-          "group_by": true,
+          "group_by": false,
           "label": "Exclude from BOM",
           "name": "${EXCLUDE_FROM_BOM}",
-          "show": true
+          "show": false
         },
         {
-          "group_by": true,
+          "group_by": false,
           "label": "Exclude from Board",
           "name": "${EXCLUDE_FROM_BOARD}",
-          "show": true
+          "show": false
         },
         {
           "group_by": true,
@@ -374,21 +354,110 @@
           "name": "Footprint",
           "show": true
         },
+        {
+          "group_by": false,
+          "label": "Max DC Bias",
+          "name": "Max DC Bias",
+          "show": false
+        },
         {
           "group_by": false,
           "label": "Datasheet",
           "name": "Datasheet",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Manufacturer",
+          "name": "Manufacturer",
           "show": true
+        },
+        {
+          "group_by": false,
+          "label": "Manufacturer PN",
+          "name": "Manufacturer PN",
+          "show": true
+        },
+        {
+          "group_by": false,
+          "label": "Notes",
+          "name": "Notes",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "PN",
+          "name": "PN",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Sim.Device",
+          "name": "Sim.Device",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Sim.Pins",
+          "name": "Sim.Pins",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Sim.Type",
+          "name": "Sim.Type",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Supplier",
+          "name": "Supplier",
+          "show": true
+        },
+        {
+          "group_by": false,
+          "label": "Supplier PN",
+          "name": "Supplier PN",
+          "show": true
+        },
+        {
+          "group_by": false,
+          "label": "Supplier Link",
+          "name": "Supplier Link",
+          "show": true
+        },
+        {
+          "group_by": false,
+          "label": "Description",
+          "name": "Description",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "#",
+          "name": "${ITEM_NUMBER}",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Sim.Name",
+          "name": "Sim.Name",
+          "show": false
+        },
+        {
+          "group_by": false,
+          "label": "Sim.Library",
+          "name": "Sim.Library",
+          "show": false
         }
       ],
       "filter_string": "",
       "group_symbols": true,
-      "include_excluded_from_bom": true,
+      "include_excluded_from_bom": false,
-      "name": "Default Editing",
+      "name": "",
       "sort_asc": true,
-      "sort_field": "Reference"
+      "sort_field": "Value"
     },
-    "bus_aliases": {},
     "connection_grid_size": 50.0,
     "drawing": {
       "dashed_lines_dash_length_ratio": 12.0,
@@ -396,7 +465,6 @@
       "default_line_thickness": 6.0,
       "default_text_size": 50.0,
       "field_names": [],
-      "hop_over_size_choice": 0,
       "intersheets_ref_own_page": false,
       "intersheets_ref_prefix": "",
       "intersheets_ref_short": false,
@@ -420,7 +488,6 @@
     "net_format_name": "",
     "page_layout_descr_file": "",
     "plot_directory": "",
-    "reuse_designators": true,
     "space_save_all_events": true,
     "spice_current_sheet_as_root": false,
     "spice_external_command": "spice \"%I\"",
@@ -429,21 +496,12 @@
     "spice_save_all_dissipations": false,
     "spice_save_all_voltages": false,
     "subpart_first_id": 65,
-    "subpart_id_separator": 0,
+    "subpart_id_separator": 0
-    "top_level_sheets": [
-      {
-        "filename": "keyboard_controller.kicad_sch",
-        "name": "keyboard_controller",
-        "uuid": "b230ff6d-d62b-4e9b-b4a9-a03792e35fdd"
-      }
-    ],
-    "used_designators": "SW4,D15-22,C5,C45-49,C52,C67-68,#PWR26,#PWR28,#PWR56,#PWR73-77,#PWR109,#PWR113,#PWR218-227,R3-4,R60-61,R95,R97,R99,R105-112",
-    "variants": []
   },
   "sheets": [
     [
       "b230ff6d-d62b-4e9b-b4a9-a03792e35fdd",
-      "keyboard_controller"
+      "Root"
     ],
     [
       "3e008f42-c8a7-4e04-b8be-bf15bd9f122f",
@@ -467,14 +525,16 @@
     ],
     [
       "596f4890-a5ff-4776-a61d-272e3bcbcdd5",
-      "POWER"
+      "Battery"
+    ],
+    [
+      "efdabaa1-4e6c-4b02-8574-dea8c0bb89ea",
+      "Ideal diode"
+    ],
+    [
+      "14e475fc-3ffe-44c4-b9c9-539e1b0d41cb",
+      "Ideal diode"
     ]
   ],
-  "text_variables": {},
+  "text_variables": {}
-  "tuning_profiles": {
-    "meta": {
-      "version": 0
-    },
-    "tuning_profiles_impedance_geometric": []
-  }
 }

Hardware/keyboard_controller/keyboard_controller.kicad_sch

@@ -1,12 +1,12 @@
 (kicad_sch
-	(version 20260306)
+	(version 20250114)
 	(generator "eeschema")
-	(generator_version "10.0")
+	(generator_version "9.0")
 	(uuid "b230ff6d-d62b-4e9b-b4a9-a03792e35fdd")
 	(paper "A4")
 	(lib_symbols
 		(symbol "power:+5V"
-			(power global)
+			(power)
 			(pin_numbers
 				(hide yes)
 			)
@@ -17,23 +17,17 @@
 			(exclude_from_sim no)
 			(in_bom yes)
 			(on_board yes)
-			(in_pos_files yes)
-			(duplicate_pin_numbers_are_jumpers no)
 			(property "Reference" "#PWR"
 				(at 0 -3.81 0)
-				(show_name no)
-				(do_not_autoplace no)
-				(hide yes)
 				(effects
 					(font
 						(size 1.27 1.27)
 					)
+					(hide yes)
 				)
 			)
 			(property "Value" "+5V"
 				(at 0 3.556 0)
-				(show_name no)
-				(do_not_autoplace no)
 				(effects
 					(font
 						(size 1.27 1.27)
@@ -42,46 +36,38 @@
 			)
 			(property "Footprint" ""
 				(at 0 0 0)
-				(show_name no)
-				(do_not_autoplace no)
-				(hide yes)
 				(effects
 					(font
 						(size 1.27 1.27)
 					)
+					(hide yes)
 				)
 			)
 			(property "Datasheet" ""
 				(at 0 0 0)
-				(show_name no)
-				(do_not_autoplace no)
-				(hide yes)
 				(effects
 					(font
 						(size 1.27 1.27)
 					)
+					(hide yes)
 				)
 			)
 			(property "Description" "Power symbol creates a global label with name \"+5V\""
 				(at 0 0 0)
-				(show_name no)
-				(do_not_autoplace no)
-				(hide yes)
 				(effects
 					(font
 						(size 1.27 1.27)
 					)
+					(hide yes)
 				)
 			)
 			(property "ki_keywords" "global power"
 				(at 0 0 0)
-				(show_name no)
-				(do_not_autoplace no)
-				(hide yes)
 				(effects
 					(font
 						(size 1.27 1.27)
 					)
+					(hide yes)
 				)
 			)
 			(symbol "+5V_0_1"
@@ -126,7 +112,7 @@
 				(pin power_in line
 					(at 0 0 90)
 					(length 0)
-					(name ""
+					(name "~"
 						(effects
 							(font
 								(size 1.27 1.27)
@@ -145,9 +131,9 @@
 			(embedded_fonts no)
 		)
 	)
-	(text "NOTES:\n\nperipherals share an i2c bus with the usb hub and pd controller since\nsharing the I2C directly with the keyboard could create an security\nproblem with peripherals directly snooping on the keyboard presses"
+	(text "NOTES:\n\nperipherals share an i2c bus with the usb hub and pd controller since\nsharing the I2C directly with the keyboard could create an security\nproblem with peripherals directly snooping on the keyboard presses\n\ncapacitor selection required at least 90% of design capacitance with DC bias derating (<10uF)\ncompromised on capacitors >10u to avoid upsizing package beyond 0805"
 		(exclude_from_sim no)
-		(at 177.546 171.704 0)
+		(at 177.546 173.736 0)
 		(effects
 			(font
 				(size 1.27 1.27)
@@ -168,24 +154,12 @@
 		(color 0 0 0 0)
 		(uuid "134c1b32-2691-49f1-8c3e-3f89f2c92ded")
 	)
-	(junction
-		(at 119.38 95.25)
-		(diameter 0)
-		(color 0 0 0 0)
-		(uuid "3622ca53-673f-40f7-b57c-1ddffd2e865d")
-	)
 	(junction
 		(at 119.38 40.64)
 		(diameter 0)
 		(color 0 0 0 0)
 		(uuid "b5bb2435-e65f-48e0-968d-ab8aaa4b12c3")
 	)
-	(junction
-		(at 121.92 97.79)
-		(diameter 0)
-		(color 0 0 0 0)
-		(uuid "e22e6c2c-5305-44f7-987f-fe7ec7d9aaa8")
-	)
 	(junction
 		(at 121.92 85.09)
 		(diameter 0)
@@ -232,26 +206,6 @@
 		)
 		(uuid "12dfe020-b936-465c-883a-ec0410085d39")
 	)
-	(wire
-		(pts
-			(xy 113.03 102.87) (xy 124.46 102.87)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "1b3401bd-5ae1-4d34-9e3b-d3db3ee4e6d4")
-	)
-	(wire
-		(pts
-			(xy 119.38 95.25) (xy 119.38 87.63)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "1d06ec66-4951-42c4-9e79-8f28ea3c6219")
-	)
 	(wire
 		(pts
 			(xy 152.4 128.27) (xy 152.4 139.7)
@@ -282,16 +236,6 @@
 		)
 		(uuid "2f786809-61c4-4a44-85f0-30881f14094e")
 	)
-	(wire
-		(pts
-			(xy 113.03 95.25) (xy 119.38 95.25)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "303447c3-632a-4fd7-9736-f1ccebf0ec7b")
-	)
 	(wire
 		(pts
 			(xy 160.02 40.64) (xy 186.69 40.64)
@@ -312,16 +256,6 @@
 		)
 		(uuid "327fa699-588f-4e10-87ac-6f756e7bd13b")
 	)
-	(wire
-		(pts
-			(xy 113.03 97.79) (xy 121.92 97.79)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "3358c229-05c1-4b0f-899c-51fab46fb684")
-	)
 	(wire
 		(pts
 			(xy 160.02 43.18) (xy 186.69 43.18)
@@ -372,16 +306,6 @@
 		)
 		(uuid "54e60b55-b905-48d7-b9d9-f6391da4de8e")
 	)
-	(wire
-		(pts
-			(xy 121.92 97.79) (xy 121.92 160.02)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "596d737c-9f2b-43f1-82c4-12eb4d0641bf")
-	)
 	(wire
 		(pts
 			(xy 175.26 100.33) (xy 194.31 100.33)
@@ -402,16 +326,6 @@
 		)
 		(uuid "60d3ab8a-95df-46f3-bec6-2dc3a187f51f")
 	)
-	(wire
-		(pts
-			(xy 113.03 107.95) (xy 124.46 107.95)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "65ffd1c9-2a4b-44b0-9306-186abe439bf5")
-	)
 	(wire
 		(pts
 			(xy 165.1 128.27) (xy 165.1 139.7)
@@ -484,7 +398,7 @@
 	)
 	(wire
 		(pts
-			(xy 119.38 162.56) (xy 119.38 95.25)
+			(xy 119.38 162.56) (xy 119.38 87.63)
 		)
 		(stroke
 			(width 0)
@@ -554,7 +468,7 @@
 	)
 	(wire
 		(pts
-			(xy 121.92 85.09) (xy 121.92 97.79)
+			(xy 121.92 85.09) (xy 121.92 160.02)
 		)
 		(stroke
 			(width 0)
@@ -642,16 +556,6 @@
 		)
 		(uuid "c83111e5-dd8e-445b-8843-1c7a0bba7c97")
 	)
-	(wire
-		(pts
-			(xy 113.03 105.41) (xy 124.46 105.41)
-		)
-		(stroke
-			(width 0)
-			(type default)
-		)
-		(uuid "caa3485c-8a6f-4a95-8ea2-3a4e177aaebf")
-	)
 	(wire
 		(pts
 			(xy 160.02 33.02) (xy 186.69 33.02)
@@ -756,29 +660,23 @@
 		(lib_id "power:+5V")
 		(at 120.65 26.67 0)
 		(unit 1)
-		(body_style 1)
 		(exclude_from_sim no)
 		(in_bom yes)
 		(on_board yes)
-		(in_pos_files yes)
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "d42bc7ce-1b9c-4e5d-92ff-216019b5c201")
 		(property "Reference" "#PWR047"
 			(at 120.65 30.48 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
+				(hide yes)
 			)
 		)
 		(property "Value" "+5V"
 			(at 120.65 21.59 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -787,42 +685,36 @@
 		)
 		(property "Footprint" ""
 			(at 120.65 26.67 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
+				(hide yes)
 			)
 		)
 		(property "Datasheet" ""
 			(at 120.65 26.67 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
+				(hide yes)
 			)
 		)
 		(property "Description" "Power symbol creates a global label with name \"+5V\""
 			(at 120.65 26.67 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
+				(hide yes)
 			)
 		)
 		(pin "1"
 			(uuid "6b8898a7-06c7-44ed-b946-51e630f01a14")
 		)
 		(instances
-			(project "keyboard_controller"
+			(project ""
 				(path "/b230ff6d-d62b-4e9b-b4a9-a03792e35fdd"
 					(reference "#PWR047")
 					(unit 1)
@@ -843,13 +735,11 @@
 			(type solid)
 		)
 		(fill
-			(color 0 0 0 0)
+			(color 0 0 0 0.0000)
 		)
 		(uuid "198a7a16-d719-45ee-9f17-7be8d234e902")
 		(property "Sheetname" "USB_hub"
 			(at 124.46 27.2284 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -859,8 +749,6 @@
 		)
 		(property "Sheetfile" "USB_interface.kicad_sch"
 			(at 124.46 72.9746 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -938,26 +826,6 @@
 				(justify left)
 			)
 		)
-		(pin "PWR_3V3" input
-			(at 124.46 55.88 180)
-			(uuid "09289b61-7bb2-427c-bb41-a5f3f73f2fcf")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify left)
-			)
-		)
-		(pin "PWR_5V" input
-			(at 124.46 58.42 180)
-			(uuid "da438b0f-b34d-455d-bede-d760ebc67be5")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify left)
-			)
-		)
 		(pin "PWR_USBD2" output
 			(at 160.02 30.48 0)
 			(uuid "022ee30e-d7a7-4e0d-9525-243861daec14")
@@ -1069,13 +937,11 @@
 			(type solid)
 		)
 		(fill
-			(color 0 0 0 0)
+			(color 0 0 0 0.0000)
 		)
 		(uuid "3e008f42-c8a7-4e04-b8be-bf15bd9f122f")
 		(property "Sheetname" "MCU"
 			(at 124.46 80.5684 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1085,8 +951,6 @@
 		)
 		(property "Sheetfile" "MCU.kicad_sch"
 			(at 124.46 128.8546 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1096,8 +960,6 @@
 		)
 		(property "Field2" ""
 			(at 124.46 81.28 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1304,36 +1166,6 @@
 				(justify left)
 			)
 		)
-		(pin "BATTERY_CHARGER_EN" input
-			(at 124.46 107.95 180)
-			(uuid "29d831a5-07a8-4eb0-a73b-80cbbe0c1add")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify left)
-			)
-		)
-		(pin "CHARGED" input
-			(at 124.46 105.41 180)
-			(uuid "151f7ab5-1ca4-4821-9713-f1845657a745")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify left)
-			)
-		)
-		(pin "USB_POWER_ENABLE" input
-			(at 124.46 102.87 180)
-			(uuid "7ad3e63f-e2f8-4502-aef9-ff581cab46c5")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify left)
-			)
-		)
 		(instances
 			(project "keyboard_controller"
 				(path "/b230ff6d-d62b-4e9b-b4a9-a03792e35fdd"
@@ -1343,7 +1175,7 @@
 		)
 	)
 	(sheet
-		(at 78.74 92.71)
+		(at 78.74 54.61)
 		(size 34.29 17.78)
 		(exclude_from_sim no)
 		(in_bom yes)
@@ -1355,13 +1187,11 @@
 			(type solid)
 		)
 		(fill
-			(color 0 0 0 0)
+			(color 0 0 0 0.0000)
 		)
 		(uuid "596f4890-a5ff-4776-a61d-272e3bcbcdd5")
-		(property "Sheetname" "POWER"
+		(property "Sheetname" "Battery"
-			(at 78.74 91.9984 0)
+			(at 78.74 53.8984 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1369,10 +1199,8 @@
 				(justify left bottom)
 			)
 		)
-		(property "Sheetfile" "POWER.kicad_sch"
+		(property "Sheetfile" "battery.kicad_sch"
-			(at 78.74 111.0746 0)
+			(at 78.74 72.9746 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1380,56 +1208,6 @@
 				(justify left top)
 			)
 		)
-		(pin "BATTERY_CHARGER_EN" input
-			(at 113.03 107.95 0)
-			(uuid "cf0f9dfc-0d02-4265-82bc-aab9c2a8e0af")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify right)
-			)
-		)
-		(pin "CHARGED" input
-			(at 113.03 105.41 0)
-			(uuid "7c2992db-27da-4041-95d1-129c9a38e71b")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify right)
-			)
-		)
-		(pin "USB_POWER_ENABLE" input
-			(at 113.03 102.87 0)
-			(uuid "bc1104a2-2352-49ca-bfbf-d214314512ce")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify right)
-			)
-		)
-		(pin "SCL" input
-			(at 113.03 97.79 0)
-			(uuid "e571ff41-592a-4c93-a004-14e6a8eca3f9")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify right)
-			)
-		)
-		(pin "SDA" input
-			(at 113.03 95.25 0)
-			(uuid "c37bf666-6ec9-44cb-8749-712e53531a8c")
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(justify right)
-			)
-		)
 		(instances
 			(project "keyboard_controller"
 				(path "/b230ff6d-d62b-4e9b-b4a9-a03792e35fdd"
@@ -1451,13 +1229,11 @@
 			(type solid)
 		)
 		(fill
-			(color 0 0 0 0)
+			(color 0 0 0 0.0000)
 		)
 		(uuid "597f86ca-912d-4f96-a6ed-f7d99a92319e")
 		(property "Sheetname" "keyboard_interface"
 			(at 124.46 138.9884 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1467,8 +1243,6 @@
 		)
 		(property "Sheetfile" "keyboard_interface.kicad_sch"
 			(at 124.46 175.8446 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1627,13 +1401,11 @@
 			(type solid)
 		)
 		(fill
-			(color 0 0 0 0)
+			(color 0 0 0 0.0000)
 		)
 		(uuid "81f7f138-c870-483b-b965-9895c9eb889f")
 		(property "Sheetname" "USB_input"
 			(at 78.74 27.2284 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1643,8 +1415,6 @@
 		)
 		(property "Sheetfile" "PWR.kicad_sch"
 			(at 78.74 47.5746 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1723,13 +1493,11 @@
 			(type solid)
 		)
 		(fill
-			(color 0 0 0 0)
+			(color 0 0 0 0.0000)
 		)
 		(uuid "f949d847-95e8-43ae-a947-73b7c5fb08a2")
 		(property "Sheetname" "USB_output_n_prog"
 			(at 186.69 27.2284 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1739,8 +1507,6 @@
 		)
 		(property "Sheetfile" "programming_interface.kicad_sch"
 			(at 186.69 72.9746 0)
-			(show_name no)
-			(do_not_autoplace no)
 			(effects
 				(font
 					(size 1.27 1.27)

Hardware/keyboard_controller/model/2N7002.lib

@@ -0,0 +1,41 @@
+* DIODES INCORPORATED AND ITS AFFILIATED COMPANIES AND SUBSIDIARIES (COLLECTIVELY, "DIODES") 
+* PROVIDE THESE SPICE MODELS AND DATA (COLLECTIVELY, THE "SM DATA") "AS IS" AND WITHOUT ANY 
+* REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY 
+* OR FITNESS FOR A PARTICULAR PURPOSE, ANY WARRANTY ARISING FROM COURSE OF DEALING OR COURSE OF 
+* PERFORMANCE, OR ANY WARRANTY THAT ACCESS TO OR OPERATION OF THE SM DATA WILL BE UNINTERRUPTED, 
+* OR THAT THE SM DATA OR ANY SIMULATION USING THE SM DATA WILL BE ERROR FREE. TO THE MAXIMUM 
+* EXTENT PERMITTED BY LAW, IN NO EVENT WILL DIODES BE LIABLE FOR ANY DIRECT OR INDIRECT, 
+* SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH 
+* THE PRODUCTION OR USE OF SM DATA, HOWEVER CAUSED AND UNDER WHATEVER CAUSE OF ACTION OR THEORY 
+* OF LIABILITY BROUGHT (INCLUDING, WITHOUT LIMITATION, UNDER ANY CONTRACT, NEGLIGENCE OR OTHER 
+* TORT THEORY OF LIABILITY), EVEN IF DIODES HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES, 
+* AND DIODES' TOTAL LIABILITY (WHETHER IN CONTRACT, TORT OR OTHERWISE) WITH REGARD TO THE SM 
+* DATA WILL NOT, IN THE AGGREGATE, EXCEED ANY SUMS PAID BY YOU TO DIODES FOR THE SM DATA.
+
+
+
+*---------- 2N7002 Spice Model ----------
+.SUBCKT N7002 10 20 30 
+*     TERMINALS:  D  G  S
+M1 1 2 3 3 NMOS L = 1E-006 W = 1E-006 
+RD 10 1 0.976 
+RS 30 3 0.001 
+RG 20 2 160.6 
+CGS 2 3 2E-011 
+EGD 12 0 2 1 1 
+VFB 14 0 0 
+FFB 2 1 VFB 1 
+CGD 13 14 5.9E-011 
+R1 13 0 1 
+D1 12 13 DLIM 
+DDG 15 14 DCGD 
+R2 12 15 1 
+D2 15 0 DLIM 
+DSD 3 10 DSUB 
+.MODEL NMOS NMOS LEVEL = 3 VMAX = 1E+006 ETA = 0 VTO = 2.154 
++ TOX = 6E-008 NSUB = 1E+016 KP = 0.4654 KAPPA = 1E-015 U0 = 400 
+.MODEL DCGD D CJO = 1.2E-011 VJ = 0.6 M = 0.6 
+.MODEL DSUB D IS = 6.808E-010 N = 1.576 RS = 0.1408 BV = 72 CJO = 8E-012 VJ = 0.8 M = 0.6474 
+.MODEL DLIM D IS = 0.0001 
+.ENDS
+*Diodes N7002 Spice Model v0 Last Revised 2017/2/9

Hardware/keyboard_controller/model/BC857BS.lib

@@ -0,0 +1,27 @@
+* DIODES INCORPORATED AND ITS AFFILIATED COMPANIES AND SUBSIDIARIES (COLLECTIVELY, "DIODES") 
+* PROVIDE THESE SPICE MODELS AND DATA (COLLECTIVELY, THE "SM DATA") "AS IS" AND WITHOUT ANY 
+* REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY 
+* OR FITNESS FOR A PARTICULAR PURPOSE, ANY WARRANTY ARISING FROM COURSE OF DEALING OR COURSE OF 
+* PERFORMANCE, OR ANY WARRANTY THAT ACCESS TO OR OPERATION OF THE SM DATA WILL BE UNINTERRUPTED, 
+* OR THAT THE SM DATA OR ANY SIMULATION USING THE SM DATA WILL BE ERROR FREE. TO THE MAXIMUM 
+* EXTENT PERMITTED BY LAW, IN NO EVENT WILL DIODES BE LIABLE FOR ANY DIRECT OR INDIRECT, 
+* SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH 
+* THE PRODUCTION OR USE OF SM DATA, HOWEVER CAUSED AND UNDER WHATEVER CAUSE OF ACTION OR THEORY 
+* OF LIABILITY BROUGHT (INCLUDING, WITHOUT LIMITATION, UNDER ANY CONTRACT, NEGLIGENCE OR OTHER 
+* TORT THEORY OF LIABILITY), EVEN IF DIODES HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES, 
+* AND DIODES' TOTAL LIABILITY (WHETHER IN CONTRACT, TORT OR OTHERWISE) WITH REGARD TO THE SM 
+* DATA WILL NOT, IN THE AGGREGATE, EXCEED ANY SUMS PAID BY YOU TO DIODES FOR THE SM DATA.
+
+
+
+*SRC=BC857BS;DI_BC857BS;BJTs PNP; Si;  45.0V  0.100A  250MHz   Diodes Inc.
+*BJTs - Single device of dual
+.MODEL BC857 PNP (IS=10.2f NF=1.00 BF=650 VAF=121
++ IKF=42.5m ISE=2.25p NE=2.00 BR=4.00 NR=1.00
++ VAR=20.0 IKR=0.105 RE=0.715 RB=2.86 RC=0.286
++ XTB=1.5 CJE=13.3p VJE=1.10 MJE=0.500 CJC=7.80p VJC=0.300 MJC=0.300 
++ TF=586p TR=95.9n EG=1.12 )
+.SUBCKT BC857BS 1 2 3 4 5 6
+Q_A 6 2 1 BC857
+Q_B 3 5 4 BC857
+.ENDS BC857BS

Hardware/keyboard_controller/model/BSS84.lib

@@ -0,0 +1,34 @@
+* DIODES INCORPORATED AND ITS AFFILIATED COMPANIES AND SUBSIDIARIES (COLLECTIVELY, "DIODES") 
+* PROVIDE THESE SPICE MODELS AND DATA (COLLECTIVELY, THE "SM DATA") "AS IS" AND WITHOUT ANY 
+* REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY 
+* OR FITNESS FOR A PARTICULAR PURPOSE, ANY WARRANTY ARISING FROM COURSE OF DEALING OR COURSE OF 
+* PERFORMANCE, OR ANY WARRANTY THAT ACCESS TO OR OPERATION OF THE SM DATA WILL BE UNINTERRUPTED, 
+* OR THAT THE SM DATA OR ANY SIMULATION USING THE SM DATA WILL BE ERROR FREE. TO THE MAXIMUM 
+* EXTENT PERMITTED BY LAW, IN NO EVENT WILL DIODES BE LIABLE FOR ANY DIRECT OR INDIRECT, 
+* SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH 
+* THE PRODUCTION OR USE OF SM DATA, HOWEVER CAUSED AND UNDER WHATEVER CAUSE OF ACTION OR THEORY 
+* OF LIABILITY BROUGHT (INCLUDING, WITHOUT LIMITATION, UNDER ANY CONTRACT, NEGLIGENCE OR OTHER 
+* TORT THEORY OF LIABILITY), EVEN IF DIODES HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES, 
+* AND DIODES' TOTAL LIABILITY (WHETHER IN CONTRACT, TORT OR OTHERWISE) WITH REGARD TO THE SM 
+* DATA WILL NOT, IN THE AGGREGATE, EXCEED ANY SUMS PAID BY YOU TO DIODES FOR THE SM DATA.
+
+
+
+*ZETEX BSS84 Spice Model v1.1 Last Revised 3/5/00
+    *              
+    .SUBCKT BSS84 3 4 5
+    * NODES: DRAIN GATE SOURCE
+    M1 3 2 5 5 MOD1
+    RG 4 2 167
+    RL 3 5 50E6
+    C1 2 5 26P
+    C2 3 2 4P 
+    D1 3 5 DIODE1
+    *
+    .MODEL MOD1 PMOS VTO=-1.709 RS=3.091 RD=0.979 IS=1E-15 KP=0.146
+    +CBD=12P PB=1
+    .MODEL DIODE1 D IS=1.072E-13 RS=0.527 N=1.077
+    .ENDS BSS84
+    *
+    *$
+    *

Hardware/keyboard_controller/testbench/battery_control.wbk

@@ -0,0 +1,27 @@
+{
+  "last_sch_text_sim_command": "",
+  "tabs": [
+    {
+      "analysis": "TRAN",
+      "commands": [
+        ".tran 10m 80m 0",
+        ".kicad adjustpaths",
+        ".save all",
+        ".probe alli",
+        ".probe allp"
+      ],
+      "dottedSecondary": true,
+      "margins": {
+        "bottom": 45,
+        "left": 70,
+        "right": 70,
+        "top": 30
+      },
+      "measurements": [],
+      "showGrid": true,
+      "traces": []
+    }
+  ],
+  "user_defined_signals": [],
+  "version": 6
+}

Hardware/keyboard_controller/testbench/ideal_diode.wbk

@@ -0,0 +1,38 @@
+{
+  "last_sch_text_sim_command": "",
+  "tabs": [
+    {
+      "analysis": "TRAN",
+      "commands": [
+        ".tran 100u 10m 0",
+        ".kicad adjustpaths",
+        ".save all",
+        ".probe alli",
+        ".probe allp"
+      ],
+      "dottedSecondary": true,
+      "margins": {
+        "bottom": 45,
+        "left": 70,
+        "right": 70,
+        "top": 30
+      },
+      "measurements": [],
+      "showGrid": true,
+      "traces": [
+        {
+          "color": "rgb(152, 78, 163)",
+          "signal": "V(/Ideal_Diode_Testbench/BACKWARDS_IN)",
+          "trace_type": 257
+        },
+        {
+          "color": "rgb(255, 127, 0)",
+          "signal": "V(/Ideal_Diode_Testbench/BACKWARDS_OUT)",
+          "trace_type": 257
+        }
+      ]
+    }
+  ],
+  "user_defined_signals": [],
+  "version": 6
+}