r7 routing

- deal with all the TODOs
 - reduce standby power draw by turning off the 3v3 regulator
 - isolate the esp32 from bat_level when power is off

mainboard/audio.kicad_sch

@@ -70,6 +70,41 @@
         )
       )
     )
+    (symbol "Connector:TestPoint" (pin_numbers hide) (pin_names (offset 0.762) hide) (in_bom yes) (on_board yes)
+      (property "Reference" "TP" (at 0 6.858 0)
+        (effects (font (size 1.27 1.27)))
+      )
+      (property "Value" "TestPoint" (at 0 5.08 0)
+        (effects (font (size 1.27 1.27)))
+      )
+      (property "Footprint" "" (at 5.08 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "Datasheet" "~" (at 5.08 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "ki_keywords" "test point tp" (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "ki_description" "test point" (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "ki_fp_filters" "Pin* Test*" (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (symbol "TestPoint_0_1"
+        (circle (center 0 3.302) (radius 0.762)
+          (stroke (width 0) (type default))
+          (fill (type none))
+        )
+      )
+      (symbol "TestPoint_1_1"
+        (pin passive line (at 0 0 90) (length 2.54)
+          (name "1" (effects (font (size 1.27 1.27))))
+          (number "1" (effects (font (size 1.27 1.27))))
+        )
+      )
+    )
     (symbol "Device:C_Small" (pin_numbers hide) (pin_names (offset 0.254) hide) (in_bom yes) (on_board yes)
       (property "Reference" "C" (at 0.254 1.778 0)
         (effects (font (size 1.27 1.27)) (justify left))
@@ -1284,12 +1319,12 @@
   (junction (at 45.72 80.01) (diameter 0) (color 0 0 0 0)
     (uuid 22d44311-5044-4e76-9ecf-ad477d6d9d24)
   )
+  (junction (at 95.25 54.61) (diameter 0) (color 0 0 0 0)
+    (uuid 33642ffe-db56-4a5c-a317-65b21ab5f337)
+  )
   (junction (at 74.93 102.87) (diameter 0) (color 0 0 0 0)
     (uuid 3902e3d5-2f8f-4769-a00e-d92641496f45)
   )
-  (junction (at 213.36 77.47) (diameter 0) (color 0 0 0 0)
-    (uuid 391817c6-c5a2-4238-8111-a58868299bde)
-  )
   (junction (at 265.43 49.53) (diameter 0) (color 0 0 0 0)
     (uuid 3cd4ec47-a5f2-4d45-88d3-e7bf1aee083f)
   )
@@ -1356,12 +1391,18 @@
   (junction (at 217.17 153.67) (diameter 0) (color 0 0 0 0)
     (uuid d67ba8dc-d2b1-4b4e-b22c-b42ead9fd01b)
   )
+  (junction (at 210.82 59.69) (diameter 0) (color 0 0 0 0)
+    (uuid de3aeeb2-9b78-4ad5-b602-80a660e2dfc3)
+  )
   (junction (at 182.88 52.07) (diameter 0) (color 0 0 0 0)
     (uuid e03be5e1-641a-49d0-af22-1e9a08c9b92a)
   )
   (junction (at 170.18 68.58) (diameter 0) (color 0 0 0 0)
     (uuid e1c66798-4770-49cb-86c6-0d15fd93179a)
   )
+  (junction (at 95.25 68.58) (diameter 0) (color 0 0 0 0)
+    (uuid e3deb86d-34ef-47d6-9feb-6fb83b62cd8a)
+  )
   (junction (at 114.3 88.9) (diameter 0) (color 0 0 0 0)
     (uuid e50de1a6-a79e-4a7e-8e3b-b242458b758a)
   )
@@ -1384,9 +1425,9 @@
   (no_connect (at 219.71 101.6) (uuid 2b550aa4-9eec-454c-8220-088de91fc16a))
   (no_connect (at 50.8 85.09) (uuid 50a9be37-f92c-494c-b38c-1e1d25005e35))
   (no_connect (at 207.01 101.6) (uuid 547cf053-49b0-4551-a016-36f9a8746c26))
+  (no_connect (at 213.36 67.31) (uuid 66c14dc1-39c9-427e-923e-9a8c6661c3bd))
   (no_connect (at 236.22 101.6) (uuid 670378d2-06cb-48bc-9536-0c60ae16c967))
   (no_connect (at 223.52 101.6) (uuid 6f79d8c3-c297-4827-9361-2dbb6b8078ba))
-  (no_connect (at 215.9 69.85) (uuid 73aeb737-0632-43d0-8b95-2615b45ab082))
   (no_connect (at 229.87 105.41) (uuid 8b571802-8230-4edc-af0a-d7e19ad89b23))
   (no_connect (at 213.36 105.41) (uuid f56c19fe-642a-4c1a-9913-e956898bfade))
 
@@ -1507,6 +1548,10 @@
     (stroke (width 0) (type default))
     (uuid 1a309c0e-9275-497a-b2ae-0a822f9e8c4f)
   )
+  (wire (pts (xy 212.09 69.85) (xy 213.36 69.85))
+    (stroke (width 0) (type default))
+    (uuid 1b77c161-7b4a-47cd-a7c6-d65b4b96c362)
+  )
   (wire (pts (xy 160.02 83.82) (xy 163.83 83.82))
     (stroke (width 0) (type default))
     (uuid 1c675daa-fdf1-454a-a27e-4fe7c42f0ff1)
@@ -1564,7 +1609,7 @@
     (stroke (width 0) (type default))
     (uuid 2fefaa96-783a-4547-a8fc-e5925888318e)
   )
-  (wire (pts (xy 209.55 83.82) (xy 209.55 82.55))
+  (wire (pts (xy 205.74 59.69) (xy 205.74 58.42))
     (stroke (width 0) (type default))
     (uuid 3178a1af-56a3-41e9-82bf-3464894ae66a)
   )
@@ -1597,7 +1642,7 @@
     (stroke (width 0) (type default))
     (uuid 3a1644b6-98f5-4384-b467-bff5a39476d8)
   )
-  (wire (pts (xy 97.79 68.58) (xy 93.98 68.58))
+  (wire (pts (xy 100.33 68.58) (xy 95.25 68.58))
     (stroke (width 0) (type default))
     (uuid 3a3c9de8-d642-4705-b279-dc2274313a7f)
   )
@@ -1617,7 +1662,7 @@
     (stroke (width 0) (type default))
     (uuid 3fd37bf1-be1b-4fa6-a542-e30307d38085)
   )
-  (wire (pts (xy 97.79 54.61) (xy 93.98 54.61))
+  (wire (pts (xy 100.33 54.61) (xy 95.25 54.61))
     (stroke (width 0) (type default))
     (uuid 4142c6a2-fbaf-4b44-a0fc-119c88483d03)
   )
@@ -1690,7 +1735,7 @@
     (stroke (width 0) (type default))
     (uuid 558db909-f4cf-41f7-a80c-2aee8e9fa9f2)
   )
-  (wire (pts (xy 213.36 83.82) (xy 209.55 83.82))
+  (wire (pts (xy 205.74 59.69) (xy 210.82 59.69))
     (stroke (width 0) (type default))
     (uuid 55915ebb-4043-47a1-a323-f21c49fd55ec)
   )
@@ -1735,6 +1780,10 @@
     (stroke (width 0) (type default))
     (uuid 65e5403a-fdd7-4460-9f45-b686f882a529)
   )
+  (wire (pts (xy 213.36 64.77) (xy 204.47 64.77))
+    (stroke (width 0) (type default))
+    (uuid 6a9f6320-5956-4ac6-8975-2bc7c2289bb3)
+  )
   (wire (pts (xy 265.43 77.47) (xy 265.43 85.09))
     (stroke (width 0) (type default))
     (uuid 6b58e1e8-5f34-436d-92f3-5f54cac98b6c)
@@ -1747,10 +1796,6 @@
     (stroke (width 0) (type default))
     (uuid 6c21aa8c-16e6-4332-8d62-beecc00f8cd4)
   )
-  (wire (pts (xy 213.36 67.31) (xy 215.9 67.31))
-    (stroke (width 0) (type default))
-    (uuid 6e61a1e2-0207-4433-ba9b-c4cdffdc7d8d)
-  )
   (wire (pts (xy 109.22 152.4) (xy 111.76 152.4))
     (stroke (width 0) (type default))
     (uuid 6ea9c839-8318-4e9e-8e83-7bcb9d3303ba)
@@ -1829,10 +1874,6 @@
     (stroke (width 0) (type default))
     (uuid 87848a3d-381e-4917-93e9-e21e06adc049)
   )
-  (wire (pts (xy 213.36 77.47) (xy 213.36 83.82))
-    (stroke (width 0) (type default))
-    (uuid 8816efab-62de-4b02-8d5e-36de06d8c90e)
-  )
   (bus (pts (xy 36.83 52.07) (xy 38.1 52.07))
     (stroke (width 0) (type default))
     (uuid 884ed59d-05f5-4219-a8e2-daa96f0b2370)
@@ -1843,14 +1884,14 @@
     (uuid 88770664-8fb7-47ca-a9c7-4a9e9dcaaa5f)
   )
 
+  (wire (pts (xy 213.36 62.23) (xy 210.82 62.23))
+    (stroke (width 0) (type default))
+    (uuid 89735a92-c234-4656-90bc-635e467bb38f)
+  )
   (wire (pts (xy 40.64 62.23) (xy 50.8 62.23))
     (stroke (width 0) (type default))
     (uuid 8f1f6d09-5b83-4f34-b225-f056de9afa1d)
   )
-  (wire (pts (xy 213.36 74.93) (xy 215.9 74.93))
-    (stroke (width 0) (type default))
-    (uuid 92ea6075-f5f1-4cad-b16a-0ac70748531f)
-  )
   (wire (pts (xy 72.39 106.68) (xy 72.39 107.95))
     (stroke (width 0) (type default))
     (uuid 937f3159-911f-4f5f-8a8f-3aac0fb9ae2a)
@@ -1893,10 +1934,6 @@
     (stroke (width 0) (type default))
     (uuid a07fc099-8c57-48ab-add3-4080bd4358c6)
   )
-  (wire (pts (xy 204.47 64.77) (xy 215.9 64.77))
-    (stroke (width 0) (type default))
-    (uuid a3e65be1-49cc-45fa-9859-cee846bfc81d)
-  )
   (polyline (pts (xy 12.7 120.65) (xy 12.7 196.85))
     (stroke (width 0) (type dash))
     (uuid a6978fea-576e-4e98-a424-3b13237d58b0)
@@ -1979,6 +2016,14 @@
     (stroke (width 0) (type default))
     (uuid bb74fc4e-6884-4d79-9e4f-48af7977e9f9)
   )
+  (wire (pts (xy 210.82 62.23) (xy 210.82 59.69))
+    (stroke (width 0) (type default))
+    (uuid bc5a6f86-42e8-4596-a0d4-338277205523)
+  )
+  (wire (pts (xy 95.25 68.58) (xy 93.98 68.58))
+    (stroke (width 0) (type default))
+    (uuid be5dc38c-e4bc-4ab0-915f-c6e4f5a8f41d)
+  )
   (wire (pts (xy 77.47 146.05) (xy 78.74 146.05))
     (stroke (width 0) (type default))
     (uuid bee4a038-d978-4140-8bb6-703571a6ad30)
@@ -2024,6 +2069,10 @@
     (stroke (width 0) (type default))
     (uuid d19b231c-c394-4a67-9335-de498ee34680)
   )
+  (wire (pts (xy 95.25 54.61) (xy 93.98 54.61))
+    (stroke (width 0) (type default))
+    (uuid d28eabc3-45e4-484f-8d2f-87652f2d102e)
+  )
   (wire (pts (xy 114.3 88.9) (xy 114.3 90.17))
     (stroke (width 0) (type default))
     (uuid d5acc5db-01ee-4371-8274-3bd91ddd7207)
@@ -2032,18 +2081,10 @@
     (stroke (width 0) (type default))
     (uuid d5b96b4c-1688-4ab1-a977-aab2f06f6fa5)
   )
-  (wire (pts (xy 204.47 72.39) (xy 215.9 72.39))
-    (stroke (width 0) (type default))
-    (uuid d94e1eec-0d8b-4ea3-91ab-f0971507f1d6)
-  )
   (wire (pts (xy 66.04 146.05) (xy 77.47 146.05))
     (stroke (width 0) (type default))
     (uuid dacb490b-2552-4e2b-8dc0-628e820f82b9)
   )
-  (wire (pts (xy 213.36 77.47) (xy 215.9 77.47))
-    (stroke (width 0) (type default))
-    (uuid dcfdcc7d-dcf4-4759-8352-3f000ef86353)
-  )
   (wire (pts (xy 217.17 146.05) (xy 217.17 153.67))
     (stroke (width 0) (type default))
     (uuid dd2194a6-0c7e-4993-a59f-6078ee04da76)
@@ -2072,7 +2113,7 @@
     (stroke (width 0) (type default))
     (uuid e0ddfa39-8bec-45db-b444-9267f56a26cb)
   )
-  (wire (pts (xy 102.87 54.61) (xy 114.3 54.61))
+  (wire (pts (xy 105.41 54.61) (xy 114.3 54.61))
     (stroke (width 0) (type default))
     (uuid e1034ae2-1cf6-4bcf-b7b9-ad9d24fa1d19)
   )
@@ -2084,10 +2125,6 @@
     (stroke (width 0) (type default))
     (uuid e33b4ef5-20ed-48e0-86a6-f90e6dc8d388)
   )
-  (wire (pts (xy 213.36 77.47) (xy 213.36 74.93))
-    (stroke (width 0) (type default))
-    (uuid e4580d73-2b2f-4d18-b2bb-94045251a1f2)
-  )
   (wire (pts (xy 166.37 68.58) (xy 170.18 68.58))
     (stroke (width 0) (type default))
     (uuid e4c9e807-b901-47cf-82a0-f595fea0d7b9)
@@ -2108,7 +2145,7 @@
     (stroke (width 0) (type default))
     (uuid e651bb1a-c471-4a94-a8a3-09d9a24f1477)
   )
-  (wire (pts (xy 102.87 68.58) (xy 106.68 68.58))
+  (wire (pts (xy 105.41 68.58) (xy 106.68 68.58))
     (stroke (width 0) (type default))
     (uuid e74f5737-dba1-4593-bdad-72b00443ce40)
   )
@@ -2154,10 +2191,18 @@
     (stroke (width 0) (type default))
     (uuid fa51e648-6930-4341-a758-519026c1d53b)
   )
+  (wire (pts (xy 213.36 72.39) (xy 204.47 72.39))
+    (stroke (width 0) (type default))
+    (uuid fbae1d58-5b7f-4b8f-9ecb-aebce2a99946)
+  )
   (wire (pts (xy 114.3 54.61) (xy 114.3 55.88))
     (stroke (width 0) (type default))
     (uuid fbce1988-f999-4cea-9402-15b1136d065f)
   )
+  (wire (pts (xy 210.82 59.69) (xy 213.36 59.69))
+    (stroke (width 0) (type default))
+    (uuid fbecb067-f0a9-48d8-8ccb-87221854beb2)
+  )
   (bus (pts (xy 38.1 64.77) (xy 38.1 66.04))
     (stroke (width 0) (type default))
     (uuid fef7d8bf-01cb-46a0-af99-ac515d4b9768)
@@ -2216,7 +2261,7 @@
     (uuid dc3a909b-0fd5-4910-b4d1-b7e135d68735)
   )
 
-  (label "TIP_SW" (at 213.36 67.31 180) (fields_autoplaced)
+  (label "TIP_SW" (at 212.09 69.85 180) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify right bottom))
     (uuid 09a279e5-5fae-4bdf-8fdb-fd29b333d592)
   )
@@ -2322,22 +2367,22 @@
     )
   )
 
-  (symbol (lib_id "symbols:SJ-43504-SMT-TR") (at 220.98 72.39 180) (unit 1)
+  (symbol (lib_id "symbols:SJ-43504-SMT-TR") (at 218.44 64.77 0) (mirror y) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 0ac6a55a-3bc9-4962-81eb-0309268fc2b0)
-    (property "Reference" "J1" (at 217.17 82.55 0)
+    (property "Reference" "J1" (at 214.63 54.61 0)
       (effects (font (size 1.27 1.27)) (justify right))
     )
-    (property "Value" "SJ-43504-SMT-TR" (at 217.17 80.01 0)
+    (property "Value" "SJ-43504-SMT-TR" (at 214.63 57.15 0)
       (effects (font (size 1.27 1.27)) (justify right))
     )
-    (property "Footprint" "footprints:CUI_SJ-43504-SMT-TR" (at 220.98 72.39 0)
+    (property "Footprint" "footprints:CUI_SJ-43504-SMT-TR" (at 218.44 64.77 0)
       (effects (font (size 1.27 1.27)) (justify bottom) hide)
     )
-    (property "Datasheet" "" (at 220.98 72.39 0)
+    (property "Datasheet" "" (at 218.44 64.77 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "MPN" "SJ-43504-SMT-TR" (at 220.98 72.39 0)
+    (property "MPN" "SJ-43504-SMT-TR" (at 218.44 64.77 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid e040f016-1ff1-4d7a-97bf-fa013f950ebb))
@@ -3142,6 +3187,31 @@
     )
   )
 
+  (symbol (lib_id "Connector:TestPoint") (at 95.25 68.58 0) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
+    (uuid 57cf7fa9-8362-452a-b993-67b74e6a514c)
+    (property "Reference" "TP2" (at 97.79 64.643 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Value" "LEFT" (at 97.79 67.183 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Footprint" "TestPoint:TestPoint_Pad_D1.5mm" (at 100.33 68.58 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (at 100.33 68.58 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid 1c7a2039-f855-442c-9c52-019bdc985457))
+    (instances
+      (project "gay-ipod"
+        (path "/de8684e7-e170-4d2f-a805-7d7995907eaf/aa634b70-9cb7-4291-a4a8-f65abc12d546"
+          (reference "TP2") (unit 1)
+        )
+      )
+    )
+  )
+
   (symbol (lib_id "power:GND") (at 45.72 83.82 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 5a9a5b15-3d54-4832-aa67-8fba69fc1803)
@@ -3569,19 +3639,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 209.55 82.55 0) (mirror x) (unit 1)
+  (symbol (lib_id "power:GND") (at 205.74 58.42 0) (mirror x) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 9b454b4f-7f8b-44ca-a193-101b474bbb59)
-    (property "Reference" "#PWR018" (at 209.55 76.2 0)
+    (property "Reference" "#PWR018" (at 205.74 52.07 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 209.55 78.74 0)
+    (property "Value" "GND" (at 205.74 54.61 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 209.55 82.55 0)
+    (property "Footprint" "" (at 205.74 58.42 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 209.55 82.55 0)
+    (property "Datasheet" "" (at 205.74 58.42 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 38dd36ec-dc8c-4333-9a3a-96ff6f27062e))
@@ -3892,22 +3962,22 @@
     )
   )
 
-  (symbol (lib_id "Device:R_Small") (at 100.33 54.61 90) (unit 1)
+  (symbol (lib_id "Device:R_Small") (at 102.87 54.61 90) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid b3832a7e-6396-4fc4-8336-7fcf2c477a37)
-    (property "Reference" "R15" (at 100.33 49.53 90)
+    (property "Reference" "R15" (at 102.87 49.53 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "560Ω" (at 100.33 52.07 90)
+    (property "Value" "560Ω" (at 102.87 52.07 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "Resistor_SMD:R_0805_2012Metric" (at 100.33 54.61 0)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric" (at 102.87 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 100.33 54.61 0)
+    (property "Datasheet" "~" (at 102.87 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "MPN" "ERJ-P06F5600V" (at 100.33 54.61 0)
+    (property "MPN" "ERJ-P06F5600V" (at 102.87 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 844881be-64bb-4fde-86e0-dadfeb0a9dde))
@@ -4097,6 +4167,31 @@
     )
   )
 
+  (symbol (lib_id "Connector:TestPoint") (at 95.25 54.61 180) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
+    (uuid cf8bb8ce-b6af-4fda-9b6e-793471ad65f8)
+    (property "Reference" "TP1" (at 97.79 57.277 0)
+      (effects (font (size 1.27 1.27)) (justify right))
+    )
+    (property "Value" "RIGHT" (at 97.79 59.817 0)
+      (effects (font (size 1.27 1.27)) (justify right))
+    )
+    (property "Footprint" "TestPoint:TestPoint_Pad_D1.5mm" (at 90.17 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (at 90.17 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid c3f5ba7e-bb96-4cad-9027-6ef962e54e0b))
+    (instances
+      (project "gay-ipod"
+        (path "/de8684e7-e170-4d2f-a805-7d7995907eaf/aa634b70-9cb7-4291-a4a8-f65abc12d546"
+          (reference "TP1") (unit 1)
+        )
+      )
+    )
+  )
+
   (symbol (lib_id "power:GND") (at 260.35 83.82 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid d046ecb5-67d4-4b4c-9449-00bc37f2eac3)
@@ -4523,22 +4618,22 @@
     )
   )
 
-  (symbol (lib_id "Device:R_Small") (at 100.33 68.58 90) (mirror x) (unit 1)
+  (symbol (lib_id "Device:R_Small") (at 102.87 68.58 90) (mirror x) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid f3188c41-af0f-450b-bc5b-8f9af0fbfd0f)
-    (property "Reference" "R6" (at 100.33 63.5 90)
+    (property "Reference" "R6" (at 102.87 63.5 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "560Ω" (at 100.33 66.04 90)
+    (property "Value" "560Ω" (at 102.87 66.04 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "Resistor_SMD:R_0805_2012Metric" (at 100.33 68.58 0)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric" (at 102.87 68.58 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 100.33 68.58 0)
+    (property "Datasheet" "~" (at 102.87 68.58 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "MPN" "ERJ-P06F5600V" (at 100.33 68.58 0)
+    (property "MPN" "ERJ-P06F5600V" (at 102.87 68.58 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 60a382a7-e9d2-4412-bf89-efd9a8548ce6))

mainboard/gay-ipod.kicad_prl

@@ -1,11 +1,11 @@
 {
   "board": {
-    "active_layer": 0,
+    "active_layer": 31,
     "active_layer_preset": "",
     "auto_track_width": true,
     "hidden_netclasses": [],
     "hidden_nets": [],
-    "high_contrast_mode": 0,
+    "high_contrast_mode": 2,
     "net_color_mode": 1,
     "opacity": {
       "images": 0.6,
@@ -64,7 +64,7 @@
       39,
       40
     ],
-    "visible_layers": "00290aa_80000005",
+    "visible_layers": "ffffdff_ffffffff",
     "zone_display_mode": 0
   },
   "meta": {

mainboard/gay-ipod.kicad_pro

@@ -35,8 +35,8 @@
         "other_text_upright": false,
         "pads": {
           "drill": 0.0,
-          "height": 0.95,
+          "height": 0.875,
-          "width": 0.9
+          "width": 0.25
         },
         "silk_line_width": 0.15,
         "silk_text_italic": false,

mainboard/gay-ipod.kicad_sch

@@ -803,11 +803,11 @@
     )
   )
 
+  (bus_alias "SAMD_SPI" (members "SCLK" "POCI" "PICO" "CS"))
+  (bus_alias "I2C" (members "SDA" "SCL"))
+  (bus_alias "I2S" (members "MCK" "BCK" "LRCK" "DATA"))
   (bus_alias "USB" (members "DN" "DP"))
   (bus_alias "ESP_SPI" (members "SCLK" "POCI" "PICO" "SD_CS" "DISPLAY_CS"))
-  (bus_alias "I2C" (members "SDA" "SCL"))
-  (bus_alias "SAMD_SPI" (members "SCLK" "POCI" "PICO" "CS"))
-  (bus_alias "I2S" (members "MCK" "BCK" "LRCK" "DATA"))
   (junction (at 247.65 64.77) (diameter 0) (color 0 0 0 0)
     (uuid 0ebf40bd-0fdb-4a2b-bfe9-ebfda894e65d)
   )
@@ -933,9 +933,11 @@
   )
 
   (no_connect (at 55.88 90.17) (uuid 50ab3f2e-842f-4bd5-b8d8-6d8c3871f420))
+  (no_connect (at 185.42 77.47) (uuid 7d9505ab-24cf-4e62-95a4-a9026083782b))
+  (no_connect (at 185.42 85.09) (uuid 8885fcf4-97e8-40c2-95ec-fee487823b15))
   (no_connect (at 38.1 182.88) (uuid a7eaa9d2-7451-4d0f-9eb3-e71964440ec2))
-  (no_connect (at 232.41 109.22) (uuid b52855df-6fd8-4014-915e-5791ebee0aa5))
   (no_connect (at 38.1 175.26) (uuid d48ea62d-b5c1-4846-89d5-14c51c1cf611))
+  (no_connect (at 185.42 82.55) (uuid ef5c43d2-52d6-4b9e-8bf6-781f8095840f))
   (no_connect (at 38.1 177.8) (uuid f7775edd-4df5-4968-9b7a-9f5cb52ce7b9))
 
   (bus_entry (at 114.3 115.57) (size -2.54 2.54)
@@ -1138,10 +1140,6 @@
     (uuid 109ed7e1-cda1-4df8-83b5-c05ab0a6e1a1)
   )
 
-  (wire (pts (xy 184.15 85.09) (xy 185.42 85.09))
-    (stroke (width 0) (type default))
-    (uuid 13abef76-0e4e-4b21-aa0c-16b3d3d63446)
-  )
   (wire (pts (xy 105.41 74.93) (xy 111.76 74.93))
     (stroke (width 0) (type default))
     (uuid 1532b234-df25-40aa-ab28-bf7ebd52f378)
@@ -1325,10 +1323,6 @@
     (stroke (width 0) (type default))
     (uuid 44d9ff6f-eb0c-4fc0-a0ac-48c7447c7708)
   )
-  (wire (pts (xy 184.15 77.47) (xy 185.42 77.47))
-    (stroke (width 0) (type default))
-    (uuid 474614c2-f0f1-4023-803a-ed5ba6fb2a86)
-  )
   (wire (pts (xy 184.15 80.01) (xy 185.42 80.01))
     (stroke (width 0) (type default))
     (uuid 4853a12a-9127-4c0f-a201-e896ebdaa41f)
@@ -1446,10 +1440,6 @@
     (stroke (width 0) (type default))
     (uuid 66024abe-8722-4054-a18c-54770a215c51)
   )
-  (wire (pts (xy 184.15 82.55) (xy 185.42 82.55))
-    (stroke (width 0) (type default))
-    (uuid 66e3280e-3fad-4b61-9b79-d4c91477375a)
-  )
   (wire (pts (xy 247.65 50.8) (xy 247.65 49.53))
     (stroke (width 0) (type default))
     (uuid 684ea29c-0dcc-4b7d-b268-bb4e85f1a43a)
@@ -1611,6 +1601,10 @@
     (uuid 96582a4b-7fbe-4d4b-9530-07bb7516606b)
   )
 
+  (wire (pts (xy 233.68 109.22) (xy 232.41 109.22))
+    (stroke (width 0) (type default))
+    (uuid 96c7ef43-e752-4b16-9b9b-4c7cc4d91f12)
+  )
   (wire (pts (xy 139.7 170.18) (xy 162.56 170.18))
     (stroke (width 0) (type default))
     (uuid 9700dcef-c047-4804-8134-6052fbf48bc4)
@@ -2280,13 +2274,6 @@
       (effects (font (size 1.27 1.27)) (justify right) hide)
     )
   )
-  (global_label "KEY_VOL_DOWN" (shape input) (at 184.15 85.09 180) (fields_autoplaced)
-    (effects (font (size 1.27 1.27)) (justify right))
-    (uuid 26d0a2a4-29d5-4361-ad63-a0609bd7a9d3)
-    (property "Intersheetrefs" "${INTERSHEET_REFS}" (at 167.4645 85.1694 0)
-      (effects (font (size 1.27 1.27)) (justify right) hide)
-    )
-  )
   (global_label "SAMD_SPI{SAMD_SPI}" (shape input) (at 260.35 44.45 180) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 283f2fbc-4b90-4383-aa3d-c36f356bdd68)
@@ -2308,11 +2295,11 @@
       (effects (font (size 1.27 1.27)) (justify right) hide)
     )
   )
-  (global_label "~{SD_VDD_EN}" (shape input) (at 184.15 77.47 180) (fields_autoplaced)
+  (global_label "SYS_PWR_EN_SAMD" (shape input) (at 233.68 109.22 0) (fields_autoplaced)
-    (effects (font (size 1.27 1.27)) (justify right))
+    (effects (font (size 1.27 1.27)) (justify left))
-    (uuid 375fb491-4107-4bee-b9ad-0e1ffd3cb0ba)
+    (uuid 351a9a7c-0160-4708-9bdb-ceb92734653c)
-    (property "Intersheetrefs" "${INTERSHEET_REFS}" (at 171.214 77.3906 0)
+    (property "Intersheetrefs" "${INTERSHEET_REFS}" (at 254.4866 109.22 0)
-      (effects (font (size 1.27 1.27)) (justify right) hide)
+      (effects (font (size 1.27 1.27)) (justify left) hide)
     )
   )
   (global_label "USB_TCC1" (shape input) (at 184.15 69.85 180) (fields_autoplaced)
@@ -2329,13 +2316,6 @@
       (effects (font (size 1.27 1.27)) (justify left) hide)
     )
   )
-  (global_label "KEY_VOL_UP" (shape input) (at 184.15 82.55 180) (fields_autoplaced)
-    (effects (font (size 1.27 1.27)) (justify right))
-    (uuid 66d15fc1-15cc-4ffe-a6c6-8b83088f25d2)
-    (property "Intersheetrefs" "${INTERSHEET_REFS}" (at 170.2464 82.6294 0)
-      (effects (font (size 1.27 1.27)) (justify right) hide)
-    )
-  )
   (global_label "DISPLAY_DR" (shape input) (at 30.48 82.55 180) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 67e1cd34-ef64-4929-913e-295cb38c6745)

mainboard/symbols.kicad_sym

@@ -1899,6 +1899,189 @@
       )
     )
   )
+  (symbol "MIC5528" (in_bom yes) (on_board yes)
+    (property "Reference" "U" (at -1.27 -13.97 0)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Value" "" (at -1.27 -13.97 0)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Footprint" "" (at -1.27 -13.97 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (at -1.27 -13.97 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (symbol "MIC5528_0_0"
+      (pin unspecified line (at 8.89 2.54 180) (length 2.54)
+        (name "VOUT" (effects (font (size 1.27 1.27))))
+        (number "1" (effects (font (size 1.27 1.27))))
+      )
+      (pin unspecified line (at 8.89 2.54 180) (length 2.54) hide
+        (name "VOUT" (effects (font (size 1.27 1.27))))
+        (number "2" (effects (font (size 1.27 1.27))))
+      )
+      (pin unspecified line (at 0 -7.62 90) (length 2.54)
+        (name "GND" (effects (font (size 1.27 1.27))))
+        (number "3" (effects (font (size 1.27 1.27))))
+      )
+      (pin unspecified line (at -8.89 -1.27 0) (length 2.54)
+        (name "EN" (effects (font (size 1.27 1.27))))
+        (number "4" (effects (font (size 1.27 1.27))))
+      )
+      (pin no_connect line (at 3.81 -1.27 0) (length 2.54) hide
+        (name "NC" (effects (font (size 1.27 1.27))))
+        (number "5" (effects (font (size 1.27 1.27))))
+      )
+      (pin unspecified line (at -8.89 2.54 0) (length 2.54)
+        (name "VIN" (effects (font (size 1.27 1.27))))
+        (number "6" (effects (font (size 1.27 1.27))))
+      )
+      (pin unspecified line (at 0 -7.62 90) (length 2.54) hide
+        (name "EP" (effects (font (size 1.27 1.27))))
+        (number "7" (effects (font (size 1.27 1.27))))
+      )
+    )
+    (symbol "MIC5528_0_1"
+      (rectangle (start -6.35 5.08) (end 6.35 -5.08)
+        (stroke (width 0) (type default))
+        (fill (type background))
+      )
+    )
+  )
+  (symbol "PCA8575BS" (in_bom yes) (on_board yes)
+    (property "Reference" "U" (at -8.89 24.13 0)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Value" "PCA8575BS" (at 6.35 24.13 0)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Footprint" "Package_DFN_QFN:HVQFN-24-1EP_4x4mm_P0.5mm_EP2.1x2.1mm" (at 24.13 -25.4 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (at 0 0 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "ki_keywords" "I2C TWI IO expander" (at 0 0 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "ki_description" "IO expander 16 GPIO, I2C 400kHz, Interrupt, 2.3 - 5.5V, SOIC-24" (at 0 0 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "ki_fp_filters" "SOIC*7.5x15.4mm*P1.27mm*" (at 0 0 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (symbol "PCA8575BS_0_1"
+      (rectangle (start -10.16 22.86) (end 10.16 -22.86)
+        (stroke (width 0.254) (type default))
+        (fill (type background))
+      )
+    )
+    (symbol "PCA8575BS_1_0"
+      (pin power_in line (at 0 -25.4 90) (length 2.54) hide
+        (name "EP" (effects (font (size 1.27 1.27))))
+        (number "25" (effects (font (size 1.27 1.27))))
+      )
+    )
+    (symbol "PCA8575BS_1_1"
+      (pin bidirectional line (at 12.7 20.32 180) (length 2.54)
+        (name "IO0_0" (effects (font (size 1.27 1.27))))
+        (number "1" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -2.54 180) (length 2.54)
+        (name "IO1_0" (effects (font (size 1.27 1.27))))
+        (number "10" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -5.08 180) (length 2.54)
+        (name "IO1_1" (effects (font (size 1.27 1.27))))
+        (number "11" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -7.62 180) (length 2.54)
+        (name "IO1_2" (effects (font (size 1.27 1.27))))
+        (number "12" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -10.16 180) (length 2.54)
+        (name "IO1_3" (effects (font (size 1.27 1.27))))
+        (number "13" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -12.7 180) (length 2.54)
+        (name "IO1_4" (effects (font (size 1.27 1.27))))
+        (number "14" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -15.24 180) (length 2.54)
+        (name "IO1_5" (effects (font (size 1.27 1.27))))
+        (number "15" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -17.78 180) (length 2.54)
+        (name "IO1_6" (effects (font (size 1.27 1.27))))
+        (number "16" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 -20.32 180) (length 2.54)
+        (name "IO1_7" (effects (font (size 1.27 1.27))))
+        (number "17" (effects (font (size 1.27 1.27))))
+      )
+      (pin input line (at -12.7 -15.24 0) (length 2.54)
+        (name "A0" (effects (font (size 1.27 1.27))))
+        (number "18" (effects (font (size 1.27 1.27))))
+      )
+      (pin input line (at -12.7 20.32 0) (length 2.54)
+        (name "SCL" (effects (font (size 1.27 1.27))))
+        (number "19" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 17.78 180) (length 2.54)
+        (name "IO0_1" (effects (font (size 1.27 1.27))))
+        (number "2" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at -12.7 17.78 0) (length 2.54)
+        (name "SDA" (effects (font (size 1.27 1.27))))
+        (number "20" (effects (font (size 1.27 1.27))))
+      )
+      (pin power_in line (at 0 25.4 270) (length 2.54)
+        (name "VDD" (effects (font (size 1.27 1.27))))
+        (number "21" (effects (font (size 1.27 1.27))))
+      )
+      (pin open_collector line (at -12.7 12.7 0) (length 2.54)
+        (name "~{INT}" (effects (font (size 1.27 1.27))))
+        (number "22" (effects (font (size 1.27 1.27))))
+      )
+      (pin input line (at -12.7 -17.78 0) (length 2.54)
+        (name "A1" (effects (font (size 1.27 1.27))))
+        (number "23" (effects (font (size 1.27 1.27))))
+      )
+      (pin input line (at -12.7 -20.32 0) (length 2.54)
+        (name "A2" (effects (font (size 1.27 1.27))))
+        (number "24" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 15.24 180) (length 2.54)
+        (name "IO0_2" (effects (font (size 1.27 1.27))))
+        (number "3" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 12.7 180) (length 2.54)
+        (name "IO0_3" (effects (font (size 1.27 1.27))))
+        (number "4" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 10.16 180) (length 2.54)
+        (name "IO0_4" (effects (font (size 1.27 1.27))))
+        (number "5" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 7.62 180) (length 2.54)
+        (name "IO0_5" (effects (font (size 1.27 1.27))))
+        (number "6" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 5.08 180) (length 2.54)
+        (name "IO0_6" (effects (font (size 1.27 1.27))))
+        (number "7" (effects (font (size 1.27 1.27))))
+      )
+      (pin bidirectional line (at 12.7 2.54 180) (length 2.54)
+        (name "IO0_7" (effects (font (size 1.27 1.27))))
+        (number "8" (effects (font (size 1.27 1.27))))
+      )
+      (pin power_in line (at 0 -25.4 90) (length 2.54)
+        (name "VSS" (effects (font (size 1.27 1.27))))
+        (number "9" (effects (font (size 1.27 1.27))))
+      )
+    )
+  )
   (symbol "PCA9517D,118" (pin_names (offset 1.016)) (in_bom yes) (on_board yes)
     (property "Reference" "U" (at 6.35 10.16 0)
       (effects (font (size 1.27 1.27)) (justify left bottom))

todo.txt

@@ -1,6 +0,0 @@
-Fix battery connector pinout
-fix audio l/r
-fix sd card power via
-maybe move haptics
-use qfn package for gpio expander
-add test points for amp input? also check if dac is fine with voltage on its outputs when it's in standby/off