pcb design finalization

.gitignore

@@ -9,6 +9,7 @@ firmware/build
 gui/imgui.ini
 gui/stmdspgui
 gui/stmdspgui.exe
+hardware/production
 hardware/fp-info-cache
 hardware/*-backups
 hardware/*.kicad_prl

hardware/DSP PAW add-on board.kicad_pro

@@ -56,8 +56,7 @@
         }
       ],
       "drc_exclusions": [
-        "lib_footprint_mismatch|146968750|88495000|d2aefee4-de29-456d-afff-5c2c101f4674|00000000-0000-0000-0000-000000000000",
+        "lib_footprint_issues|147049125|88495000|d2aefee4-de29-456d-afff-5c2c101f4674|00000000-0000-0000-0000-000000000000",
-        "lib_footprint_mismatch|150218750|86995000|d2aefee4-de29-456d-afff-5c2c101f4674|00000000-0000-0000-0000-000000000000",
         "lib_footprint_mismatch|172056920|76359492|6e56ba3f-444a-46d5-a1a4-0a13bdcad72a|00000000-0000-0000-0000-000000000000",
         "lib_footprint_mismatch|174000000|84500000|b094d6cc-194b-4f39-979a-d204c7caeddc|00000000-0000-0000-0000-000000000000",
         "lib_footprint_mismatch|177600000|74900000|43bf6a24-f35b-46a4-974c-4c658f0c1038|00000000-0000-0000-0000-000000000000"

hardware/DSP PAW add-on board.kicad_sch

@@ -6,7 +6,7 @@
 
   (title_block
     (title "DSP PAW add-on board")
-    (date "2023-08-15")
+    (date "2023-08-18")
     (company "bitgloo")
     (comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
   )
@@ -15,6 +15,11 @@
   )
 
 
+  (text "Bill of Materials notes:\n\nManufacturer part numbers were chosen first, and are preferred. LCSC part numbers\ncontain many substitutions that were chosen to match the original components as\nbest as possible:\n\n  - Capacitor choices are X5R or X7R, +/- 10% tolerance or better, and rated 16V\n    or higher.\n  - MAX6106 reference replaced with REF3020.\n  - TLV9162 replaced with LM833 (used in previous design iteration).\n  - 10kOhm potentiometers replaced with 100kOhm versions."
+    (at 161.29 48.26 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 3a056cec-d121-4f8a-9c43-b3a114bac15e)
+  )
 
   (sheet (at 25.4 76.2) (size 50.8 12.7) (fields_autoplaced)
     (stroke (width 0.1524) (type solid))

hardware/analog_io.kicad_sch

@@ -5,8 +5,8 @@
   (paper "A4")
 
   (title_block
-    (title "Analog signal transformation")
+    (title "DSP PAW add-on board")
-    (date "2023-08-15")
+    (date "2023-08-18")
     (company "bitgloo")
     (comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
   )
@@ -417,7 +417,6 @@
     )
   )
 
-
   (junction (at 76.2 160.02) (diameter 0) (color 0 0 0 0)
     (uuid 13ca57e4-cb64-4610-8602-f6b3b79b4e4d)
   )
@@ -826,6 +825,10 @@
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 7ff24ca8-45ac-404e-b354-ab2d4f4a4a56)
   )
+  (text "Can substitute LM833" (at 83.82 71.12 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 9c2711f0-60c0-4917-9eb7-1e175f4a200b)
+  )
   (text "Signal generator output" (at 15.875 134.62 0)
     (effects (font (size 2.54 2.54)) (justify left bottom))
     (uuid a8262b1a-df9c-4ba8-9de2-e1e787ef16d3)
@@ -945,7 +948,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "20k" (at 121.92 52.07 90)
+    (property "Value" "20k/0.1%" (at 121.92 52.07 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 122.174 53.594 90)
@@ -957,6 +960,12 @@
     (property "Part Number" "RT0603DRE0720KL" (at 121.92 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 121.92 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C5123584" (at 121.92 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 6611f1b9-8e1b-492e-955d-247b29c6d327))
     (pin "2" (uuid 7c771bcf-0adb-46f1-a6aa-7e8c78837392))
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@@ -977,7 +986,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "2.49k" (at 86.36 171.45 90)
+    (property "Value" "2.49k/0.1%" (at 86.36 171.45 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 86.614 172.974 90)
@@ -989,6 +998,12 @@
     (property "Part Number" "RT0603DRE072K49L" (at 86.36 173.99 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 86.36 173.99 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861299" (at 86.36 173.99 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid c93944d4-c30c-42f9-bf5b-391c69879cbf))
     (pin "2" (uuid 69bda8ee-4704-47e0-84ff-d3df01165524))
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@@ -1018,6 +1033,12 @@
     (property "Part Number" "OPA1652AID" (at 86.36 160.02 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 86.36 160.02 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C192421" (at 86.36 160.02 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 1f61a1ea-98b2-4f14-aef5-263de62de786))
     (pin "2" (uuid d1835242-f5eb-4194-bf86-2922798a3626))
     (pin "3" (uuid 3e29f86f-c9b3-48d3-b9ee-7a04e7402329))
@@ -1056,6 +1077,12 @@
     (property "Part Number" "OPA1652AID" (at 218.44 101.6 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 218.44 101.6 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C192421" (at 218.44 101.6 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 66d39042-8a71-462a-b9a9-1ca367067f3d))
     (pin "2" (uuid 1c9a0b39-dfe4-460c-a72a-9e1182732a31))
     (pin "3" (uuid c823d86f-b632-4b28-b0fa-8e92be1e3edf))
@@ -1122,6 +1149,12 @@
     (property "Part Number" "CC0603KRX7R9BB271" (at 59.69 62.23 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 59.69 62.23 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C107084" (at 59.69 62.23 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 6fdc265c-2317-4a7e-a795-ce750f52008f))
     (pin "2" (uuid 42b60269-a437-4d44-af42-e7d52bd8670a))
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@@ -1226,7 +1259,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "9.09k" (at 52.07 52.07 90)
+    (property "Value" "9.09k/0.1%" (at 52.07 52.07 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 52.324 53.594 90)
@@ -1238,6 +1271,12 @@
     (property "Part Number" "RT0603DRE079K09L" (at 52.07 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 52.07 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861611" (at 52.07 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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@@ -1258,7 +1297,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "6.81k" (at 127 101.6 90)
+    (property "Value" "6.81k/0.1%" (at 127 101.6 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 127.254 103.124 90)
@@ -1270,6 +1309,12 @@
     (property "Part Number" "RT0603DRE076K81L" (at 127 104.14 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 127 104.14 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C326739" (at 127 104.14 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid a65e8c4e-375b-4814-add8-7ccf7111819a))
     (pin "2" (uuid 64090c02-5cb4-4571-b15d-9b44b284ae3f))
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@@ -1287,7 +1332,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "2.49k" (at 87.63 118.11 90)
+    (property "Value" "2.49k/0.1%" (at 87.63 118.11 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 87.884 119.634 90)
@@ -1299,6 +1344,12 @@
     (property "Part Number" "RT0603DRE072K49L" (at 87.63 120.65 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 87.63 120.65 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861299" (at 87.63 120.65 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 32bb3e32-35bf-47f1-bde9-eb411cf66f0d))
     (pin "2" (uuid b1f25ba7-a26e-4e64-b1fe-8e88f089afec))
     (instances
@@ -1328,6 +1379,12 @@
     (property "Part Number" "RMCF0603ZT0R00" (at 77.47 63.5 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 77.47 63.5 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C21189" (at 77.47 63.5 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 33f9b795-9ea3-4d69-8541-d3fad31fa8db))
     (pin "2" (uuid f70bbb94-75ed-40c7-b89a-218c6d65c5b8))
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@@ -1382,6 +1439,12 @@
     (property "Datasheet" "~" (at 53.34 166.37 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 53.34 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 53.34 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid e7f74963-292e-45b9-ab8c-91a5764b765e))
     (pin "2" (uuid 9729df06-5e8e-4dad-84d0-f0f9dc2598fd))
     (instances
@@ -1411,6 +1474,12 @@
     (property "Part Number" "OPA1652AID" (at 87.63 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 87.63 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C192421" (at 87.63 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid c8cffe73-6aa8-4d3c-93e2-a94535394a28))
     (pin "2" (uuid bbaf461e-ae38-4e0e-878f-9652294d8158))
     (pin "3" (uuid ba25295c-435b-400c-9bf1-ecd183fca919))
@@ -1446,6 +1515,12 @@
     (property "Datasheet" "~" (at 54.61 113.03 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 54.61 113.03 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 54.61 113.03 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 9be65c66-1afa-4765-b611-db1cb0114523))
     (pin "2" (uuid e506969b-3ff3-4998-b48d-8b0875e0fef3))
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@@ -1475,6 +1550,12 @@
     (property "Part Number" "CC0603KPX7R9BB101" (at 88.9 45.72 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 88.9 45.72 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C160903" (at 88.9 45.72 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 45a25271-bcc0-47e3-a8e7-7d256aadbca0))
     (pin "2" (uuid 6829677c-0d98-4f83-a3f3-95946cce1178))
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@@ -1507,6 +1588,12 @@
     (property "Part Number" "CC0603KPX7R9BB101" (at 102.87 109.22 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 102.87 109.22 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C160903" (at 102.87 109.22 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (pin "1" (uuid 5ca17ef7-5119-4aea-b2fc-5df05367a0d8))
     (pin "2" (uuid 468fc0bb-223d-4282-a793-4cd2a25d836b))
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@@ -1564,6 +1651,12 @@
     (property "Part Number" "CC0603KPX7R9BB101" (at 87.63 91.44 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 87.63 91.44 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C160903" (at 87.63 91.44 0)
+      (effects (font (size 1.27 1.27)) hide)
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       (effects (font (size 1.27 1.27)))
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-    (property "Value" "6.34k" (at 67.31 52.07 90)
+    (property "Value" "6.34k/0.1%" (at 67.31 52.07 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 67.564 53.594 90)
@@ -1593,6 +1686,12 @@
     (property "Part Number" "RT0603DRE076K34L" (at 67.31 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 67.31 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861532" (at 67.31 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (property "Part Number" "RMCF0603ZT0R00" (at 62.23 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 62.23 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
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       (effects (font (size 1.27 1.27)))
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-    (property "Value" "6.81k" (at 125.73 154.94 90)
+    (property "Value" "6.81k/0.1%" (at 125.73 154.94 90)
       (effects (font (size 1.27 1.27)))
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     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 125.984 156.464 90)
@@ -1682,6 +1787,12 @@
     (property "Part Number" "RT0603DRE076K81L" (at 125.73 157.48 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 125.73 157.48 0)
+      (effects (font (size 1.27 1.27)) hide)
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+      (effects (font (size 1.27 1.27)) hide)
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       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 101.6 162.56 0)
+      (effects (font (size 1.27 1.27)) hide)
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+      (effects (font (size 1.27 1.27)) hide)
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     (property "Part Number" "RN73R1JTTD1002B25" (at 139.7 45.72 0)
       (effects (font (size 1.27 1.27)) hide)
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+    (property "DNP" "" (at 139.7 45.72 0)
+      (effects (font (size 1.27 1.27)) hide)
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@@ -1825,6 +1948,12 @@
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       (effects (font (size 1.27 1.27)) hide)
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@@ -1854,6 +1983,12 @@
     (property "Part Number" "TLV9162IDR" (at 237.49 101.6 0)
       (effects (font (size 1.27 1.27)) hide)
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+    (property "DNP" "" (at 237.49 101.6 0)
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@@ -1948,6 +2083,12 @@
     (property "Part Number" "RMCF0603ZT0R00" (at 60.96 160.02 0)
       (effects (font (size 1.27 1.27)) hide)
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+    (property "DNP" "" (at 60.96 160.02 0)
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@@ -1965,7 +2106,7 @@
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-    (property "Value" "22.1k" (at 114.3 101.6 90)
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     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 114.554 103.124 90)
@@ -1977,6 +2118,12 @@
     (property "Part Number" "RT0603DRE0722K1L" (at 114.3 104.14 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 114.3 104.14 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861759" (at 114.3 104.14 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (pin "1" (uuid f9aa0b93-68bc-4919-aaa9-1cfee0e256c0))
     (pin "2" (uuid 718d5583-4741-49c0-a741-632e7c73c064))
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@@ -2006,6 +2153,12 @@
     (property "Part Number" "CL21A106KOQNNNE" (at 137.16 157.48 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 137.16 157.48 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C15850" (at 137.16 157.48 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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@@ -2094,6 +2247,12 @@
     (property "Part Number" "RN73R1JTTD1002B25" (at 254 109.22 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 254 109.22 0)
+      (effects (font (size 1.27 1.27)) hide)
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+    (property "LCSC Part #" "C319939" (at 254 109.22 0)
+      (effects (font (size 1.27 1.27)) hide)
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@@ -2126,6 +2285,12 @@
     (property "Part Number" "TLV9162IDR" (at 139.7 57.15 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 139.7 57.15 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C54272" (at 139.7 57.15 0)
+      (effects (font (size 1.27 1.27)) hide)
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@@ -2152,7 +2317,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "22.1k" (at 113.03 154.94 90)
+    (property "Value" "22.1k/0.1%" (at 113.03 154.94 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 113.284 156.464 90)
@@ -2164,6 +2329,12 @@
     (property "Part Number" "RT0603DRE0722K1L" (at 113.03 157.48 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 113.03 157.48 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861759" (at 113.03 157.48 0)
+      (effects (font (size 1.27 1.27)) hide)
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@@ -2193,6 +2364,12 @@
     (property "Part Number" "CL21A106KOQNNNE" (at 138.43 104.14 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 138.43 104.14 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C15850" (at 138.43 104.14 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (property "Part Number" "RMCF0603ZT0R00" (at 157.48 57.15 0)
       (effects (font (size 1.27 1.27)) hide)
     )
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+      (effects (font (size 1.27 1.27)) hide)
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+    (property "LCSC Part #" "C21189" (at 157.48 57.15 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (property "Part Number" "CL21A106KOQNNNE" (at 39.37 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 39.37 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C15850" (at 39.37 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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@@ -2302,7 +2491,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "2.49k" (at 113.03 171.45 90)
+    (property "Value" "2.49k/0.1%" (at 113.03 171.45 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 113.284 172.974 90)
@@ -2314,6 +2503,12 @@
     (property "Part Number" "RT0603DRE072K49L" (at 113.03 173.99 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 113.03 173.99 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861299" (at 113.03 173.99 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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@@ -2343,6 +2538,12 @@
     (property "Part Number" "TLV9162IDR" (at 88.9 57.15 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 88.9 57.15 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C54272" (at 88.9 57.15 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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     (pin "2" (uuid 0500565d-dcc2-4e13-9e37-d38fe95b83f0))
     (pin "3" (uuid 02e1b336-e9a6-4186-a02a-3f2eaf52dd8b))
@@ -2381,6 +2582,12 @@
     (property "Part Number" "RN73R1JTTD1002B25" (at 254 93.98 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 254 93.98 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C319939" (at 254 93.98 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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     (pin "2" (uuid b25739ce-c4df-41f6-9b5c-e304d523b167))
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@@ -2401,7 +2608,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "2.49k" (at 114.3 118.11 90)
+    (property "Value" "2.49k/0.1%" (at 114.3 118.11 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 114.554 119.634 90)
@@ -2413,6 +2620,12 @@
     (property "Part Number" "RT0603DRE072K49L" (at 114.3 120.65 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 114.3 120.65 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861299" (at 114.3 120.65 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (pin "2" (uuid 462ea222-73ad-4847-9b24-844ec39d56cc))
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@@ -2442,6 +2655,12 @@
     (property "Part Number" "CC0603KPX7R9BB101" (at 86.36 144.78 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 86.36 144.78 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C160903" (at 86.36 144.78 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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@@ -2459,7 +2678,7 @@
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       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "9.09k" (at 88.9 31.75 90)
+    (property "Value" "9.09k/0.1%" (at 88.9 31.75 90)
       (effects (font (size 1.27 1.27)))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 89.154 33.274 90)
@@ -2471,6 +2690,12 @@
     (property "Part Number" "RT0603DRE079K09L" (at 88.9 34.29 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 88.9 34.29 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C861611" (at 88.9 34.29 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
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hardware/board_connectors.kicad_sch

@@ -5,8 +5,8 @@
   (paper "A4")
 
   (title_block
-    (title "Board and I/O connectors")
+    (title "DSP PAW add-on board")
-    (date "2023-08-15")
+    (date "2023-08-18")
     (company "bitgloo")
     (comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
   )
@@ -1512,6 +1512,12 @@
     (property "Part Number" "DF2B7AFS,L3M" (at 55.88 166.37 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 55.88 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C1972965" (at 55.88 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 8eb33409-faa8-40d4-9d7a-18638942d26f))
     (pin "2" (uuid 5ec6112b-76d7-490e-bb18-3bc29d4108df))
     (instances
@@ -1688,6 +1694,12 @@
     (property "Datasheet" "https://startingelectronics.org/articles/arduino/uno-r3-r2-differences/" (at 74.93 107.95 0)
       (effects (font (size 1.524 1.524)) hide)
     )
+    (property "DNP" "T" (at 74.93 73.66 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 74.93 73.66 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "3V3" (uuid 86d6ade1-4fae-4ff8-a28c-d265e0f77d90))
     (pin "5V1" (uuid 9217de15-796b-49bc-b8e2-cd30cd2e3aab))
     (pin "5V2" (uuid 9a3fbc08-eeca-4309-bc5f-8dffb735d717))
@@ -1749,6 +1761,12 @@
     (property "Part Number" "DF2B7AFS,L3M" (at 64.77 166.37 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 64.77 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C1972965" (at 64.77 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid c8365dfe-a49f-480a-ac00-dbd50c440bcb))
     (pin "2" (uuid 64e434b0-e31c-4a55-8804-dcbc6cfc24ad))
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@@ -1775,7 +1793,13 @@
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       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Part Number" "SJ-3523-SMT-TR" (at 177.8 85.09 0)
+    (property "Part Number" "2" (at 177.8 85.09 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "DNP" "" (at 177.8 85.09 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C431535" (at 177.8 85.09 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "G" (uuid 64e15694-9c93-43bc-9414-b7987c45d427))
@@ -1796,7 +1820,7 @@
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       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "ESD5Zxx" (at 196.85 125.095 90)
+    (property "Value" "ESD5Z2.5T1G" (at 196.85 125.095 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
     (property "Footprint" "Diode_SMD:D_SOD-523" (at 189.865 123.19 0)
@@ -1808,6 +1832,12 @@
     (property "Part Number" "ESD5Z2.5T1G" (at 194.31 123.19 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 194.31 123.19 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C475683" (at 194.31 123.19 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid b3573e45-9382-43b1-8a68-7846ffae5f73))
     (pin "2" (uuid 5da17751-d15c-4093-a954-a0db73824f5b))
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@@ -1970,7 +2000,7 @@
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       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "ESD5Zxx" (at 196.85 62.865 90)
+    (property "Value" "ESD5Z2.5T1G" (at 196.85 62.865 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
     (property "Footprint" "Diode_SMD:D_SOD-523" (at 189.865 60.96 0)
@@ -1982,6 +2012,12 @@
     (property "Part Number" "ESD5Z2.5T1G" (at 194.31 60.96 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 194.31 60.96 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C475683" (at 194.31 60.96 0)
+      (effects (font (size 1.27 1.27)) hide)
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     (pin "1" (uuid ca8fb78d-320c-46ed-8ee2-d3e4017ea044))
     (pin "2" (uuid 5098f8fa-78e2-498c-a17d-5416fd0472c0))
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@@ -2059,7 +2095,7 @@
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       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "ESD5Zxx" (at 196.85 93.345 90)
+    (property "Value" "ESD5Z2.5T1G" (at 196.85 93.345 90)
       (effects (font (size 1.27 1.27)) (justify left))
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     (property "Footprint" "Diode_SMD:D_SOD-523" (at 189.865 91.44 0)
@@ -2071,6 +2107,12 @@
     (property "Part Number" "ESD5Z2.5T1G" (at 194.31 91.44 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 194.31 91.44 0)
+      (effects (font (size 1.27 1.27)) hide)
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+    (property "LCSC Part #" "C475683" (at 194.31 91.44 0)
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       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Part Number" "SJ-3523-SMT-TR" (at 177.8 54.61 0)
+    (property "Part Number" "2" (at 177.8 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "DNP" "" (at 177.8 54.61 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C431535" (at 177.8 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
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     (pin "G" (uuid 0f05d796-6150-45cf-94da-2c8798cc6f86))
@@ -2130,6 +2178,12 @@
     (property "Part Number" "10104110-0001LF" (at 41.91 153.67 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 41.91 153.67 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C428496" (at 41.91 153.67 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 11a09a66-afe0-497b-8f7b-213919809f31))
     (pin "2" (uuid ed1359c5-8991-4aa7-bbed-563d9ca0fd76))
     (pin "3" (uuid be5f2ca5-ff80-4355-823b-5493b1d5a1d0))
@@ -2198,6 +2252,12 @@
     (property "Part Number" "RMCF0603ZT0R00" (at 186.69 123.19 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 186.69 123.19 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C21189" (at 186.69 123.19 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid dfef07a2-f35c-4ff2-bb87-53adb3102ec7))
     (pin "2" (uuid 0c0ba3e5-6db8-4da4-a656-f74fb6ae5120))
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@@ -2227,7 +2287,13 @@
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       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Part Number" "SJ-3523-SMT-TR" (at 177.8 116.84 0)
+    (property "Part Number" "2" (at 177.8 116.84 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "DNP" "" (at 177.8 116.84 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C431535" (at 177.8 116.84 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "G" (uuid a80cd669-8ef2-4632-9728-28a2b9eacfdf))
@@ -2340,6 +2406,12 @@
     (property "Part Number" "RMCF0603ZT0R00" (at 39.37 168.91 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 39.37 168.91 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C21189" (at 39.37 168.91 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 449ea0e2-47fe-40e6-b0ea-f36520e1b0d4))
     (pin "2" (uuid feebb300-b386-445a-8727-e8a9747d6dbd))
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@@ -2366,6 +2438,12 @@
     (property "Datasheet" "~" (at 124.46 153.67 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 124.46 153.67 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 124.46 153.67 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid a6200268-fc41-467b-96bb-2ccd361e5962))
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@@ -2455,6 +2533,12 @@
     (property "Part Number" "DF2B7AFS,L3M" (at 73.66 166.37 0)
       (effects (font (size 1.27 1.27)) hide)
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+    (property "DNP" "" (at 73.66 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
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+    (property "LCSC Part #" "C1972965" (at 73.66 166.37 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 1badecf4-422b-4d5d-8437-f04a2f25d1e8))
     (pin "2" (uuid 77b2372d-097a-4747-8b15-07f0a66045db))
     (instances
@@ -2484,6 +2568,12 @@
     (property "Part Number" "PH2-06-UA" (at 243.84 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 243.84 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C65114" (at 243.84 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 0d0b164f-a07e-416d-97b5-231df3d7b14c))
     (pin "2" (uuid 176e7f06-8e36-4716-a845-b9657880ee9e))
     (pin "3" (uuid 6e268613-0dde-4f5e-890e-1d9c3b61f29e))

hardware/power_regulation.kicad_sch

@@ -5,8 +5,8 @@
   (paper "A4")
 
   (title_block
-    (title "Power regulation")
+    (title "DSP PAW add-on board")
-    (date "2023-08-15")
+    (date "2023-08-18")
     (company "bitgloo")
     (comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
   )
@@ -665,6 +665,10 @@
     (effects (font (size 2.54 2.54) (thickness 0.254) bold) (justify left bottom))
     (uuid 4e9e691e-e51c-49c5-9490-5c283eed198e)
   )
+  (text "Can substitute REF3020" (at 170.18 78.74 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid dd3f63be-dce8-4901-b883-2f0d18b101dd)
+  )
   (text "Noise filtering for +5V from VBUS" (at 57.15 54.61 0)
     (effects (font (size 2.54 2.54) (thickness 0.254) bold) (justify left bottom))
     (uuid ddf750d9-baac-4dbc-88dc-0d7e3b1b3e53)
@@ -751,6 +755,12 @@
     (property "Datasheet" "" (at 199.39 134.62 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 204.47 134.62 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 204.47 134.62 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid c61524bf-721c-4283-bb99-5b3940bcef7e))
     (instances
       (project "stmdsp_rev3"
@@ -787,6 +797,12 @@
     (property "Part Number" "CL10A475KP8NNNC" (at 118.11 135.89 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 118.11 135.89 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C19666" (at 118.11 135.89 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 0cda965f-94fd-4ace-b335-096456ad673d))
     (pin "2" (uuid cbcda09c-636a-4082-b3fb-7d121927b9e7))
     (instances
@@ -882,6 +898,12 @@
     (property "Part Number" "CL10B105KP8NNNC" (at 63.5 142.24 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 63.5 142.24 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C15849" (at 63.5 142.24 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 4481173a-a6d6-4807-b57a-bce35d3f144d))
     (pin "2" (uuid 69e8e48f-d1f9-42ed-a9bf-a6d69c02a29c))
     (instances
@@ -908,6 +930,12 @@
     (property "Datasheet" "" (at 236.22 135.89 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 231.14 135.89 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 231.14 135.89 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 24676cf7-af6a-426e-bb6f-4b5f913fdeeb))
     (instances
       (project "stmdsp_rev3"
@@ -944,6 +972,12 @@
     (property "Part Number" "CL10B105KP8NNNC" (at 242.57 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 242.57 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C15849" (at 242.57 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 6b153cc1-b2f8-4a53-9d48-5689b1c084eb))
     (pin "2" (uuid 39542967-46f6-4cd9-b39b-c564e60e7ff2))
     (instances
@@ -970,7 +1004,13 @@
     (property "Datasheet" "http://datasheets.maximintegrated.com/en/ds/MAX6100-MAX6107.pdf" (at 203.2 81.28 0)
       (effects (font (size 1.27 1.27) italic) hide)
     )
-    (property "Part Number" "MAX6106EUR+T" (at 200.66 72.39 0)
+    (property "Part Number" "REF3020AIDBZR" (at 200.66 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "DNP" "" (at 200.66 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C26804" (at 200.66 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 14a2220b-3f94-4b6c-8253-0292c079e977))
@@ -1057,7 +1097,7 @@
     (property "Reference" "R19" (at 105.41 130.175 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "174k" (at 105.41 132.715 0)
+    (property "Value" "174k/1%" (at 105.41 132.715 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 103.886 131.064 90)
@@ -1069,6 +1109,12 @@
     (property "Part Number" "RMCF0603FT174K" (at 102.87 130.81 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 102.87 130.81 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C482778" (at 102.87 130.81 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 0b3d36cd-f02a-40eb-b4e2-ee8a34c11526))
     (pin "2" (uuid 4c42b571-51b2-40c3-917c-5c4dd2d5dfaa))
     (instances
@@ -1098,6 +1144,12 @@
     (property "Part Number" "CL10A475KP8NNNC" (at 91.44 144.78 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 91.44 144.78 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C19666" (at 91.44 144.78 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 8321bc94-c842-4d5b-a8c7-619af0ca5738))
     (pin "2" (uuid 35c8151c-4c66-420a-99e6-9b4f7bc6341f))
     (instances
@@ -1157,6 +1209,12 @@
     (property "Datasheet" "" (at 208.28 134.62 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 213.36 134.62 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 213.36 134.62 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 11ab48b4-00c1-4420-b776-913031772c78))
     (instances
       (project "stmdsp_rev3"
@@ -1193,6 +1251,12 @@
     (property "Part Number" "CL10B225KP8NNNC" (at 130.81 135.89 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 130.81 135.89 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C23630" (at 130.81 135.89 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 12198c25-2660-4a1a-9ddc-8d1629dc760f))
     (pin "2" (uuid b09f302c-5356-4fb4-9ee6-d5ad6a3375f5))
     (instances
@@ -1321,6 +1385,12 @@
     (property "Part Number" "RMCF0603ZT0R00" (at 55.88 133.35 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 55.88 133.35 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C21189" (at 55.88 133.35 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 6d436e5c-547e-41ff-86fc-7de02c55160f))
     (pin "2" (uuid 7305b306-ad5b-4a93-b739-b99626eb6e8b))
     (instances
@@ -1383,6 +1453,12 @@
     (property "Part Number" "CL10A475KP8NNNC" (at 229.87 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 229.87 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C19666" (at 229.87 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 645d0c68-e6c9-493f-88d7-69007e5f25ee))
     (pin "2" (uuid 945e9a39-9c28-4800-a167-a87858c16bbc))
     (instances
@@ -1442,6 +1518,12 @@
     (property "Datasheet" "" (at 217.17 134.62 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "T" (at 222.25 134.62 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "" (at 222.25 134.62 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid c28177d7-0d6f-42f8-9859-669225cfd629))
     (instances
       (project "stmdsp_rev3"
@@ -1478,6 +1560,12 @@
     (property "Part Number" "CL10A475KP8NNNC" (at 119.38 69.85 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 119.38 69.85 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C19666" (at 119.38 69.85 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 4f07604e-e771-44a6-967e-9aed9515d3f5))
     (pin "2" (uuid 93c96f5c-4843-4ac7-8da8-ad1f21690ddf))
     (instances
@@ -1498,7 +1586,7 @@
     (property "Reference" "R21" (at 105.41 140.335 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "56k" (at 105.41 142.875 0)
+    (property "Value" "56k/1%" (at 105.41 142.875 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 103.886 141.224 90)
@@ -1510,6 +1598,12 @@
     (property "Part Number" "RMCF0603FT56K0" (at 102.87 140.97 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 102.87 140.97 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C5140721" (at 102.87 140.97 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 11a0ad8e-f178-4da7-9911-1f0675d8445a))
     (pin "2" (uuid 4eb73d7c-564b-4629-bd8e-f7c360497562))
     (instances
@@ -1539,6 +1633,12 @@
     (property "Part Number" "CL10B104KB8NNWC" (at 107.95 69.85 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 107.95 69.85 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C14663" (at 107.95 69.85 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 5ed47f8c-e7db-4bae-941d-46f4c03222e6))
     (pin "2" (uuid 9fe98691-dd94-43c3-8cbb-a358b32112fa))
     (instances
@@ -1571,6 +1671,12 @@
     (property "Part Number" "LM27761DSGR" (at 77.47 138.43 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 77.47 138.43 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C129351" (at 77.47 138.43 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 21545055-5b80-4ed0-9ac9-2935855f79d1))
     (pin "2" (uuid 72213785-c384-447a-b2f7-3dce8f3a8ff4))
     (pin "3" (uuid 8a7b92d4-9dd9-4f6a-8d34-b0348a67ba66))
@@ -1987,6 +2093,12 @@
     (property "Part Number" "BLM18PG330SN1D" (at 69.85 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 69.85 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C88984" (at 69.85 72.39 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 6dd83468-e806-4464-8c39-cb81c509c81e))
     (pin "2" (uuid 603c57a9-3abe-4b53-87cf-8b24f5f5440a))
     (instances
@@ -2118,6 +2230,12 @@
     (property "Part Number" "CC0603KRX7R9BB103" (at 96.52 69.85 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 96.52 69.85 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C57112" (at 96.52 69.85 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 3889c5b5-ada8-466e-9da0-08b1be88f996))
     (pin "2" (uuid 5b82a078-7e33-472d-912b-078f7710f2c6))
     (instances

hardware/user_io.kicad_sch

@@ -5,8 +5,8 @@
   (paper "A4")
 
   (title_block
-    (title "User I/O")
+    (title "DSP PAW add-on board")
-    (date "2023-08-15")
+    (date "2023-08-18")
     (company "bitgloo")
     (comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
   )
@@ -608,6 +608,11 @@
     (effects (font (size 2.54 2.54) (thickness 0.254) bold) (justify left bottom))
     (uuid c13dc8fd-4ee1-4031-b224-1a84272505b9)
   )
+  (text "Can substitute other resistances given\ncomponent availability"
+    (at 153.67 124.46 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid f6f65129-d2a8-45df-8f3a-e1888b38e1db)
+  )
 
   (global_label "PC0{slash}POT1" (shape input) (at 153.67 106.68 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
@@ -663,6 +668,12 @@
     (property "Part Number" "3386P-1-103TLF" (at 193.04 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 193.04 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C330458" (at 193.04 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 5468099e-cb95-4972-9078-30e43b094d04))
     (pin "2" (uuid 0de265c9-fa60-41cd-b5c8-3b2982f1e4cf))
     (pin "3" (uuid 8d22e474-522c-442d-84f9-4d3795fa75e1))
@@ -734,6 +745,12 @@
     (property "Part Number" "RC0603JR-07240RL" (at 92.71 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 92.71 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C23350" (at 92.71 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid bc61001a-9375-4494-bd53-b146b8cbbfcd))
     (pin "2" (uuid 0608467e-09dc-44ae-a62b-e571005c919b))
     (instances
@@ -837,6 +854,12 @@
     (property "Part Number" "RC0603JR-07560RL" (at 92.71 97.79 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 92.71 97.79 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C23204" (at 92.71 97.79 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 261550e6-b14d-4948-b24c-2c241f5f4547))
     (pin "2" (uuid dd48f3e0-3f5d-46bd-85da-f4476fc2bdae))
     (instances
@@ -904,7 +927,13 @@
     (property "Datasheet" "~" (at 105.41 107.95 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Part Number" "AAA3528SEEZGKQBKS" (at 105.41 106.68 0)
+    (property "Part Number" "LTST-C19HE1WT" (at 105.41 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "DNP" "" (at 105.41 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C427425" (at 105.41 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 363fad31-16fa-4be8-b5d2-c004f7616847))
@@ -938,6 +967,12 @@
     (property "Part Number" "RC0603JR-07240RL" (at 92.71 115.57 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 92.71 115.57 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C23350" (at 92.71 115.57 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 58518da9-c923-45a5-928d-33b164e619f0))
     (pin "2" (uuid 55ad7eab-6366-4c1f-aa56-1782827f3e8e))
     (instances
@@ -1008,6 +1043,12 @@
     (property "Part Number" "3386P-1-103TLF" (at 149.86 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "DNP" "" (at 149.86 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "LCSC Part #" "C330458" (at 149.86 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
     (pin "1" (uuid 1a649be3-376f-4b5d-81c4-a51773e11622))
     (pin "2" (uuid 2642011f-a119-4c97-a567-49296afdd169))
     (pin "3" (uuid 402bf8e9-23dc-4da7-aabf-504b3b356586))