Various hardware changes.

hackamp/hardware/front.kicad_sch

     )
   )
 
+  (junction (at 45.72 115.57) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 99.06 129.54) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 106.68 134.62) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 121.92 137.16) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 261.62 130.81) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 266.7 77.47) (diameter 0.9144) (color 0 0 0 0))
 
-  (no_connect (at 48.26 113.03) (uuid e76d9a4f-d20b-4395-801f-f5354178e9e6))
-  (no_connect (at 48.26 115.57) (uuid 1dfb89f8-bc6c-47de-89c3-102cac35b5ab))
-  (no_connect (at 60.96 115.57) (uuid 8a38a514-f32a-464c-8721-db075e056897))
   (no_connect (at 234.95 128.27) (uuid a7e5151e-bd2a-4069-b098-f01614676503))
 
   (wire (pts (xy 22.86 43.18) (xy 25.4 43.18))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 1c88ec48-7f14-4599-9557-07f53a6e65e1)
   )
+  (wire (pts (xy 45.72 113.03) (xy 48.26 113.03))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 120343ba-4b00-40b0-b727-26415eb08b67)
+  )
+  (wire (pts (xy 45.72 115.57) (xy 45.72 113.03))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 120343ba-4b00-40b0-b727-26415eb08b67)
+  )
+  (wire (pts (xy 45.72 115.57) (xy 48.26 115.57))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 1745b56f-b395-4861-af16-23110c153979)
+  )
+  (wire (pts (xy 45.72 118.11) (xy 45.72 115.57))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 120343ba-4b00-40b0-b727-26415eb08b67)
+  )
   (wire (pts (xy 55.88 20.32) (xy 55.88 22.86))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 3991e923-2954-4a56-b344-97810fa8d914)
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid abbe4b09-d99a-470c-ab6e-1683469b1ec5)
   )
+  (wire (pts (xy 63.5 115.57) (xy 60.96 115.57))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid c0d00c78-a9e1-4489-a1ca-6ab9638399d2)
+  )
+  (wire (pts (xy 63.5 118.11) (xy 63.5 115.57))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid c0d00c78-a9e1-4489-a1ca-6ab9638399d2)
+  )
   (wire (pts (xy 66.04 20.32) (xy 66.04 22.86))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 79da4628-9a0e-4d3d-8d56-07725e7c4595)
     (pin "1" (uuid 2c2c8d67-da3d-4abc-914c-b9ae11ee8c5c))
   )
 
+  (symbol (lib_id "power:GND") (at 45.72 118.11 0) (mirror y) (unit 1)
+    (in_bom yes) (on_board yes)
+    (uuid ea1a3c2d-d14e-4110-b2cd-9e3f0de89141)
+    (property "Reference" "#PWR0122" (id 0) (at 45.72 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Value" "GND" (id 1) (at 45.6057 122.4344 0))
+    (property "Footprint" "" (id 2) (at 45.72 118.11 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (id 3) (at 45.72 118.11 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid 89004929-7114-4ee8-b3a4-ca48dd9d320f))
+  )
+
+  (symbol (lib_id "power:GND") (at 63.5 118.11 0) (mirror y) (unit 1)
+    (in_bom yes) (on_board yes)
+    (uuid 92c4cc0d-abed-424e-9431-48a48a5d8b0b)
+    (property "Reference" "#PWR0123" (id 0) (at 63.5 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Value" "GND" (id 1) (at 63.3857 122.4344 0))
+    (property "Footprint" "" (id 2) (at 63.5 118.11 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (id 3) (at 63.5 118.11 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid d8af891d-e599-4235-8a52-bd9d1affc4db))
+  )
+
   (symbol (lib_id "power:GND") (at 83.82 134.62 0) (unit 1)
     (in_bom yes) (on_board yes)
     (uuid 98a7d61d-ea6b-4060-80b2-85af1243f095)

hackamp/hardware/hackamp.kicad_pro

         "other_text_thickness": 0.15,
         "other_text_upright": false,
         "pads": {
-          "drill": 0.762,
-          "height": 1.524,
-          "width": 1.524
+          "drill": 0.0,
+          "height": 3.8,
+          "width": 2.0
         },
         "silk_line_width": 0.15,
         "silk_text_italic": false,
         "min_through_hole_diameter": 0.3,
         "min_track_width": 0.19999999999999998,
         "min_via_annular_width": 0.049999999999999996,
-        "min_via_diameter": 0.39999999999999997
+        "min_via_diameter": 0.39999999999999997,
+        "use_height_for_length_calcs": true
       },
       "track_widths": [
         0.0,
     ],
     "rule_severities": {
       "bus_definition_conflict": "error",
+      "bus_entry_needed": "error",
       "bus_label_syntax": "error",
       "bus_to_bus_conflict": "error",
       "bus_to_net_conflict": "error",
       }
     ],
     "meta": {
-      "version": 0
+      "version": 1
     },
     "net_colors": null
   },
     "page_layout_descr_file": ""
   },
   "schematic": {
+    "annotate_start_num": 0,
     "drawing": {
       "default_bus_thickness": 12.0,
       "default_junction_size": 36.0,
       "intersheets_ref_show": false,
       "intersheets_ref_suffix": "",
       "junction_size_choice": 3,
+      "label_size_ratio": 0.3,
       "pin_symbol_size": 25.0,
       "text_offset_ratio": 0.3
     },
     "legacy_lib_dir": "",
     "legacy_lib_list": [],
     "meta": {
-      "version": 0
+      "version": 1
     },
     "net_format_name": "",
     "ngspice": {
+      "fix_include_paths": true,
+      "fix_passive_vals": false,
       "meta": {
         "version": 0
       },
-      "model_mode": 0
+      "model_mode": 0,
+      "workbook_filename": ""
     },
     "page_layout_descr_file": "",
     "plot_directory": "",

hackamp/hardware/headphone-amp.kicad_sch

-(kicad_sch (version 20210406) (generator eeschema)
+(kicad_sch (version 20210621) (generator eeschema)
 
   (uuid dfe4fd78-60cb-4cae-b624-427b2a978535)
 
           (number "11" (effects (font (size 1.27 1.27))))
         )
         (pin output line (at -10.16 -5.08 0) (length 2.54)
-          (name "~CONN" (effects (font (size 1.27 1.27))))
+          (name "~{CONN}" (effects (font (size 1.27 1.27))))
           (number "12" (effects (font (size 1.27 1.27))))
         )
         (pin power_in line (at 0 -15.24 90) (length 2.54)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid bb637671-06a2-41ca-bd17-a70e8640bc58)
   )
-  (hierarchical_label "SCK" (shape input) (at 151.13 83.82 0)
+  (hierarchical_label "CK" (shape input) (at 151.13 83.82 0)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid cc08828a-cb4d-4204-95dc-b5828e40ccd0)
   )

hackamp/hardware/power-supply.kicad_sch

-(kicad_sch (version 20210406) (generator eeschema)
+(kicad_sch (version 20210621) (generator eeschema)
 
   (uuid 7e290a7a-67d2-4640-a670-2faf9734baba)
 
     (uuid 00000000-0000-0000-0000-00005fb15b6a)
     (property "Reference" "C7" (id 0) (at 144.78 67.2592 90))
     (property "Value" "0.1uF" (id 1) (at 144.78 69.5706 90))
-    (property "Footprint" "Capacitor_SMD:C_0603_1608Metric" (id 2) (at 140.97 74.6252 0)
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric" (id 2) (at 140.97 74.6252 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (property "Datasheet" "~" (id 3) (at 144.78 73.66 0)

hackamp/hardware/processor.kicad_sch

-(kicad_sch (version 20210406) (generator eeschema)
+(kicad_sch (version 20210621) (generator eeschema)
 
   (uuid c8dc0f68-0aa6-4a90-9dec-7dba06ba8d2f)
 
   (junction (at 22.86 236.22) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 22.86 273.05) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 30.48 114.3) (diameter 0.9144) (color 0 0 0 0))
-  (junction (at 30.48 119.38) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 30.48 129.54) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 30.48 132.08) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 30.48 134.62) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 43.18 275.59) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 46.99 20.32) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 46.99 30.48) (diameter 0.9144) (color 0 0 0 0))
+  (junction (at 48.26 114.3) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 57.15 20.32) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 57.15 30.48) (diameter 0.9144) (color 0 0 0 0))
   (junction (at 62.23 60.96) (diameter 0.9144) (color 0 0 0 0))
   (no_connect (at 163.83 215.9) (uuid ec582b37-bce7-46b4-a38f-b6d465e849b9))
   (no_connect (at 163.83 218.44) (uuid 83d6c310-feaf-491f-bbac-109e46dcb563))
 
-  (wire (pts (xy 19.05 124.46) (xy 33.02 124.46))
+  (wire (pts (xy 17.78 124.46) (xy 33.02 124.46))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid bc18df3a-878e-4aa3-b53e-0410fccf71b4)
   )
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid c0756183-b168-4c15-b233-87a5eddcde11)
   )
-  (wire (pts (xy 25.4 116.84) (xy 25.4 119.38))
-    (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 45142eeb-6a41-4d93-9ab8-21f4d2c09f2c)
-  )
-  (wire (pts (xy 25.4 119.38) (xy 30.48 119.38))
-    (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 5d3251b8-73fd-4dc3-9ae5-2054631d4b4c)
-  )
   (wire (pts (xy 26.67 50.8) (xy 31.75 50.8))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid eeb6e44f-b8f0-403e-be7b-494875e31814)
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 1428e314-eb12-4e63-94ea-53d13752f679)
   )
-  (wire (pts (xy 30.48 119.38) (xy 30.48 121.92))
-    (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 9f8802df-62de-4884-8538-deaf379edf66)
-  )
-  (wire (pts (xy 30.48 119.38) (xy 33.02 119.38))
-    (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 03736a52-7e81-478d-8fc5-c6c22d98e2ac)
-  )
   (wire (pts (xy 30.48 127) (xy 33.02 127))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 2d04dfdc-9756-4a0d-968d-9cc5c4f46036)
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 046b50ee-110b-4507-af51-76e7210caeec)
   )
-  (wire (pts (xy 33.02 121.92) (xy 30.48 121.92))
+  (wire (pts (xy 33.02 119.38) (xy 17.78 119.38))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 58eccbe7-490a-40d9-a420-c07777770f8b)
+    (uuid dd5d28d8-61a1-4f9a-ad2d-158b666d75da)
+  )
+  (wire (pts (xy 33.02 121.92) (xy 17.78 121.92))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 96b1a741-6c3c-4e52-bcb9-61daaa7d6ff5)
   )
   (wire (pts (xy 33.02 218.44) (xy 30.48 218.44))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 9ad1bd1a-d684-4cad-b2f5-bf4a86437f5b)
   )
-  (wire (pts (xy 45.72 114.3) (xy 60.96 114.3))
-    (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 7eeaf0fd-107f-4155-9604-3c8a8ce58710)
-  )
-  (wire (pts (xy 45.72 116.84) (xy 60.96 116.84))
+  (wire (pts (xy 45.72 116.84) (xy 48.26 116.84))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid dd5d28d8-61a1-4f9a-ad2d-158b666d75da)
+    (uuid 58eccbe7-490a-40d9-a420-c07777770f8b)
   )
   (wire (pts (xy 45.72 119.38) (xy 60.96 119.38))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 1b94be1d-bf2d-4d07-a07d-5290631c8a27)
+    (uuid 7eeaf0fd-107f-4155-9604-3c8a8ce58710)
   )
   (wire (pts (xy 45.72 121.92) (xy 60.96 121.92))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 96b1a741-6c3c-4e52-bcb9-61daaa7d6ff5)
+    (uuid 1b94be1d-bf2d-4d07-a07d-5290631c8a27)
   )
   (wire (pts (xy 45.72 124.46) (xy 60.96 124.46))
     (stroke (width 0) (type solid) (color 0 0 0 0))
   )
   (wire (pts (xy 45.72 127) (xy 60.96 127))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 4ce54309-cc3e-49f3-a8c7-87b7b432f17a)
+    (uuid 5c06300b-eba8-4309-903f-34ea5a8ca999)
   )
   (wire (pts (xy 45.72 129.54) (xy 60.96 129.54))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 5c06300b-eba8-4309-903f-34ea5a8ca999)
+    (uuid 4ce54309-cc3e-49f3-a8c7-87b7b432f17a)
   )
   (wire (pts (xy 45.72 132.08) (xy 60.96 132.08))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid f112f756-98d6-40d1-98b4-e1e42878a636)
+    (uuid 5672a8f4-43d4-4a9b-9096-d5f37dfc2220)
   )
   (wire (pts (xy 45.72 134.62) (xy 60.96 134.62))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid 5672a8f4-43d4-4a9b-9096-d5f37dfc2220)
+    (uuid f112f756-98d6-40d1-98b4-e1e42878a636)
   )
   (wire (pts (xy 45.72 137.16) (xy 60.96 137.16))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid d35f4808-a461-44a9-9f83-09ae8d8b1bf2)
   )
+  (wire (pts (xy 48.26 111.76) (xy 48.26 114.3))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 45142eeb-6a41-4d93-9ab8-21f4d2c09f2c)
+  )
+  (wire (pts (xy 48.26 114.3) (xy 45.72 114.3))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 03736a52-7e81-478d-8fc5-c6c22d98e2ac)
+  )
+  (wire (pts (xy 48.26 114.3) (xy 48.26 116.84))
+    (stroke (width 0) (type solid) (color 0 0 0 0))
+    (uuid 9f8802df-62de-4884-8538-deaf379edf66)
+  )
   (wire (pts (xy 49.53 60.96) (xy 49.53 58.42))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid e98f8765-982a-4691-845f-4c7d4aab1d67)
   )
   (wire (pts (xy 102.87 144.78) (xy 100.33 144.78))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid aaf29a9b-6170-4b0f-8ec2-4573ef9e87f2)
+    (uuid c7892140-78c9-4869-b694-b57f1b916085)
   )
   (wire (pts (xy 102.87 147.32) (xy 100.33 147.32))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid c7892140-78c9-4869-b694-b57f1b916085)
+    (uuid aaf29a9b-6170-4b0f-8ec2-4573ef9e87f2)
   )
   (wire (pts (xy 102.87 149.86) (xy 100.33 149.86))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid f5c81187-2156-4c21-a940-0d180704fd11)
+    (uuid e8f936d1-7bf9-4e82-a510-9b73d0b86d9e)
   )
   (wire (pts (xy 102.87 152.4) (xy 100.33 152.4))
     (stroke (width 0) (type solid) (color 0 0 0 0))
-    (uuid e8f936d1-7bf9-4e82-a510-9b73d0b86d9e)
+    (uuid f5c81187-2156-4c21-a940-0d180704fd11)
   )
   (wire (pts (xy 102.87 187.96) (xy 100.33 187.96))
     (stroke (width 0) (type solid) (color 0 0 0 0))
     (uuid 7ef3cbe9-64b1-4cd5-897f-59f2ad2bc7c4)
   )
 
-  (label "EXT_READY" (at 19.05 124.46 0)
+  (label "GPIO_SPI_~{SS}" (at 17.78 119.38 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 0831aa9e-98a5-44b7-9675-a5e9e3f227fa)
+  )
+  (label "GPIO_SPI_MISO" (at 17.78 121.92 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 1454b65f-244e-40c9-b2cb-30506577df93)
+  )
+  (label "EXT_READY" (at 17.78 124.46 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid f6d73e75-48a7-4c7f-8678-1832232b90b6)
   )
-  (label "~RST" (at 24.13 173.99 0)
+  (label "~{RST}" (at 24.13 173.99 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid ec7d3008-b3d1-41f4-af50-13062ec696ce)
   )
-  (label "~RST" (at 26.67 50.8 0)
+  (label "~{RST}" (at 26.67 50.8 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid b829bcc2-56cc-4831-b4f5-d4554ddec94b)
   )
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid dae93b37-7fa1-446e-a878-080d5ae3c472)
   )
-  (label "AMP_READY" (at 60.96 114.3 180)
+  (label "AMP_READY" (at 60.96 119.38 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid c1682882-c159-486a-8ca2-3b0a9bf96033)
   )
-  (label "GPIO_SPI_~SS" (at 60.96 116.84 180)
-    (effects (font (size 1.27 1.27)) (justify right bottom))
-    (uuid 0831aa9e-98a5-44b7-9675-a5e9e3f227fa)
-  )
-  (label "GPIO_SPI_SCK" (at 60.96 119.38 180)
+  (label "GPIO_SPI_SCK" (at 60.96 121.92 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid 4a999b94-2d82-42ad-a5b5-413ef8d17eba)
   )
-  (label "GPIO_SPI_MISO" (at 60.96 121.92 180)
-    (effects (font (size 1.27 1.27)) (justify right bottom))
-    (uuid 1454b65f-244e-40c9-b2cb-30506577df93)
-  )
   (label "GPIO_SPI_MOSI" (at 60.96 124.46 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid c955f4a0-993b-460a-98c1-effdaa97633b)
   )
-  (label "GPIO_I2S_MCK" (at 60.96 127 180)
-    (effects (font (size 1.27 1.27)) (justify right bottom))
-    (uuid b8857903-48b3-44e8-83a5-de5c8291a989)
-  )
-  (label "GPIO_I2S_CK" (at 60.96 129.54 180)
+  (label "GPIO_I2S_CK" (at 60.96 127 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid 18b57342-35b4-4e19-8302-ac3c22e991d6)
   )
-  (label "GPIO_I2S_SDI" (at 60.96 132.08 180)
+  (label "GPIO_I2S_MCK" (at 60.96 129.54 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
-    (uuid c766f695-c6aa-47cf-9477-f37422423d25)
+    (uuid b8857903-48b3-44e8-83a5-de5c8291a989)
   )
-  (label "GPIO_I2S_SDO" (at 60.96 134.62 180)
+  (label "GPIO_I2S_SDO" (at 60.96 132.08 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid c3949611-62d6-4ec6-acef-0078c93fc248)
   )
+  (label "GPIO_I2S_SDI" (at 60.96 134.62 180)
+    (effects (font (size 1.27 1.27)) (justify right bottom))
+    (uuid c766f695-c6aa-47cf-9477-f37422423d25)
+  )
   (label "GPIO_I2S_WS" (at 60.96 137.16 180)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid fdc3ff35-4112-4e6d-a4a8-3c37156bd07f)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 7fef4d0c-3e64-4511-b2f0-786a89428d48)
   )
-  (label "GPIO_SPI_~SS" (at 77.47 208.28 0)
+  (label "GPIO_SPI_~{SS}" (at 77.47 208.28 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 34be963f-eace-4842-ac18-deffe778b530)
   )
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid e4bc5130-8f38-467f-ae83-48f593e8b1f9)
   )
-  (hierarchical_label "MIC1" (shape input) (at 100.33 144.78 180)
-    (effects (font (size 1.27 1.27)) (justify right))
-    (uuid b64387db-f13d-43f4-a49e-a0f8fc87ad8e)
-  )
-  (hierarchical_label "MIC2" (shape input) (at 100.33 147.32 180)
+  (hierarchical_label "MIC2" (shape input) (at 100.33 144.78 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid c90888b4-5a0e-4656-8a01-f97e8fb63bb7)
   )
-  (hierarchical_label "BT1" (shape input) (at 100.33 149.86 180)
+  (hierarchical_label "MIC1" (shape input) (at 100.33 147.32 180)
     (effects (font (size 1.27 1.27)) (justify right))
-    (uuid 27cb25cb-2323-4584-95bc-437ee467a2d2)
+    (uuid b64387db-f13d-43f4-a49e-a0f8fc87ad8e)
   )
-  (hierarchical_label "BT2" (shape input) (at 100.33 152.4 180)
+  (hierarchical_label "BT2" (shape input) (at 100.33 149.86 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid a948fca6-9e26-4361-b4e0-39a181037aab)
   )
+  (hierarchical_label "BT1" (shape input) (at 100.33 152.4 180)
+    (effects (font (size 1.27 1.27)) (justify right))
+    (uuid 27cb25cb-2323-4584-95bc-437ee467a2d2)
+  )
   (hierarchical_label "VOL9" (shape output) (at 100.33 165.1 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid fc26d317-89e6-4375-b0c6-27b047141f54)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 6e3a12b4-39c1-454c-b70e-f0fdd683a8a9)
   )
-  (hierarchical_label "~SPK_FAULT" (shape input) (at 100.33 180.34 180)
+  (hierarchical_label "~{SPK_FAULT}" (shape input) (at 100.33 180.34 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid cc58da63-3aa7-46a2-a399-a9af45197447)
   )
-  (hierarchical_label "~SPK_SD" (shape output) (at 100.33 182.88 180)
+  (hierarchical_label "~{SPK_SD}" (shape output) (at 100.33 182.88 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid f31b04b0-7342-4ee2-85ca-08c84da6ec58)
   )
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 29a7a3ac-483f-40a0-a3bc-eb58ac5268ee)
   )
-  (hierarchical_label "FRONT_~RST" (shape output) (at 166.37 60.96 0)
+  (hierarchical_label "FRONT_~{RST}" (shape output) (at 166.37 60.96 0)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 55df92a6-2d46-459e-a941-b97e7c0bf16d)
   )
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 4c3e517d-da62-47d1-875b-b49ec073682f)
   )
-  (hierarchical_label "BT_SPI{slash}~PCM" (shape output) (at 166.37 185.42 0)
+  (hierarchical_label "BT_SPI{slash}~{PCM}" (shape output) (at 166.37 185.42 0)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid f046fc10-f96a-4f58-a5ba-295d0826107a)
   )
     (uuid f73c9746-e968-4a3d-adb7-85c7460db607)
   )
 
-  (symbol (lib_id "power:+3.3V") (at 25.4 116.84 0) (unit 1)
-    (in_bom yes) (on_board yes)
-    (uuid eff4465d-3b50-4db3-9cc6-d8b38a2fae06)
-    (property "Reference" "#PWR0232" (id 0) (at 25.4 120.65 0)
-      (effects (font (size 1.27 1.27)) hide)
-    )
-    (property "Value" "+3.3V" (id 1) (at 25.781 112.4458 0))
-    (property "Footprint" "" (id 2) (at 25.4 116.84 0)
-      (effects (font (size 1.27 1.27)) hide)
-    )
-    (property "Datasheet" "" (id 3) (at 25.4 116.84 0)
-      (effects (font (size 1.27 1.27)) hide)
-    )
-    (pin "1" (uuid 8dbea522-5538-4c69-ad4c-341d329adfa4))
-  )
-
   (symbol (lib_id "power:+5V") (at 30.48 111.76 0) (unit 1)
     (in_bom yes) (on_board yes)
     (uuid 87a4e825-234f-49e6-89bd-02239306d4f0)
     (pin "1" (uuid 8b2a9dd0-5f4d-403d-b49e-b726b373a524))
   )
 
+  (symbol (lib_id "power:+3.3V") (at 48.26 111.76 0) (mirror y) (unit 1)
+    (in_bom yes) (on_board yes)
+    (uuid eff4465d-3b50-4db3-9cc6-d8b38a2fae06)
+    (property "Reference" "#PWR0232" (id 0) (at 48.26 115.57 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Value" "+3.3V" (id 1) (at 47.879 107.3658 0))
+    (property "Footprint" "" (id 2) (at 48.26 111.76 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (id 3) (at 48.26 111.76 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid 8dbea522-5538-4c69-ad4c-341d329adfa4))
+  )
+
   (symbol (lib_id "power:+3.3V") (at 49.53 58.42 0) (unit 1)
     (in_bom yes) (on_board yes)
     (uuid 0e1f9a55-c02f-4532-bd0c-f94903b9f9a7)

hackamp/hardware/speaker-amp.kicad_sch

-(kicad_sch (version 20210406) (generator eeschema)
+(kicad_sch (version 20210621) (generator eeschema)
 
   (uuid a75b0744-5b0c-4a27-9c6b-3d89fc8b0d21)
 
           (number "19" (effects (font (size 1.27 1.27))))
         )
         (pin output line (at -16.51 5.08 0) (length 2.54)
-          (name "~SPK_FAULT" (effects (font (size 1.27 1.27))))
+          (name "~{SPK_FAULT}" (effects (font (size 1.27 1.27))))
           (number "2" (effects (font (size 1.27 1.27))))
         )
         (pin power_in line (at 2.54 -20.32 90) (length 2.54)
           (number "23" (effects (font (size 1.27 1.27))))
         )
         (pin output line (at -16.51 2.54 0) (length 2.54)
-          (name "~SPK_SD" (effects (font (size 1.27 1.27))))
+          (name "~{SPK_SD}" (effects (font (size 1.27 1.27))))
           (number "3" (effects (font (size 1.27 1.27))))
         )
         (pin bidirectional line (at -16.51 12.7 0) (length 2.54)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 020cbd5a-822c-498b-a91d-0aec00291375)
   )
-  (hierarchical_label "~SPK_FAULT" (shape output) (at 78.74 85.09 180)
+  (hierarchical_label "~{SPK_FAULT}" (shape output) (at 78.74 85.09 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 6e5be097-0c60-4369-bcaa-324082519cc7)
   )
-  (hierarchical_label "~SPK_SD" (shape input) (at 78.74 87.63 180)
+  (hierarchical_label "~{SPK_SD}" (shape input) (at 78.74 87.63 180)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 3447fea3-b259-437b-bdc2-d13d04af9eed)
   )

modules/tas5760m-amp-module/tas5760m-amp-module.kicad_pro

         "min_via_annular_width": 0.049999999999999996,
         "min_via_diameter": 0.39999999999999997,
         "solder_mask_clearance": 0.0,
-        "solder_mask_min_width": 0.0
+        "solder_mask_min_width": 0.0,
+        "use_height_for_length_calcs": true
       },
       "track_widths": [
         0.0,
     ],
     "rule_severities": {
       "bus_definition_conflict": "error",
+      "bus_entry_needed": "error",
       "bus_label_syntax": "error",
       "bus_to_bus_conflict": "error",
       "bus_to_net_conflict": "error",
       }
     ],
     "meta": {
-      "version": 0
+      "version": 1
     },
     "net_colors": null
   },
     "page_layout_descr_file": ""
   },
   "schematic": {
+    "annotate_start_num": 0,
     "drawing": {
       "default_bus_thickness": 12.0,
       "default_junction_size": 40.0,
       "intersheets_ref_show": false,
       "intersheets_ref_suffix": "",
       "junction_size_choice": 3,
+      "label_size_ratio": 0.3,
       "pin_symbol_size": 25.0,
       "text_offset_ratio": 0.3
     },
     "legacy_lib_dir": "",
     "legacy_lib_list": [],
     "meta": {
-      "version": 0
+      "version": 1
     },
     "net_format_name": "",
     "ngspice": {
+      "fix_include_paths": true,
+      "fix_passive_vals": false,
       "meta": {
         "version": 0
       },
-      "model_mode": 0
+      "model_mode": 0,
+      "workbook_filename": ""
     },
     "page_layout_descr_file": "",
     "plot_directory": "",

modules/wm8731-module/wm8731-module.kicad_pro

         "min_via_annular_width": 0.049999999999999996,
         "min_via_diameter": 0.39999999999999997,
         "solder_mask_clearance": 0.0,
-        "solder_mask_min_width": 0.0
+        "solder_mask_min_width": 0.0,
+        "use_height_for_length_calcs": true
       },
       "track_widths": [
         0.0,
       }
     ],
     "meta": {
-      "version": 0
+      "version": 1
     },
     "net_colors": null
   },