Hardware updates (#45)

hardware: add lines to pin circles
hardware: update to KiCad 8.0
hardware: add GND/Power netclasses
hardware: fix GND+GNDBUS jumper & LCD label positioning
hardware: move things around
hardware: make GND+GNDBUS jumper thicker (closes #24)
hardware: fix collision of MAX98357 with button (closes #19)
hardware: move display & uSD module up 0.1"
hardware: reduce button circle grid size (closes #22)
hardware: allow flexible buzzer sizes (closes #44)
hardware: unroute board
hardware: cleanup schematic
hardware: drop buzzer resistor (closes #25)
hardware: reduce board height
hardware: re-route board, merge GND & GNDBUS
doc: update identifiers in BOM (U4->U1, then add U4)

docs/assembly/components.rst

@@ -82,21 +82,13 @@
      - 5 шт в комплекті
 
    * - 2
-     - R2, R5
+     - R2, R3
      - 100K
      - 100K Resistor
      - `arduino.ua <https://arduino.ua/prod1549-rezistor-100-kom-5-shtyk>`__
      - 2
      - 5 шт в комплекті
 
-   * - 1
-     - R3
-     - 200
-     - 200 Ohm Resistor
-     - `arduino.ua <https://arduino.ua/prod339-rezistor-200-om-5-shtyk>`__
-     - 2
-     - 5 шт в комплекті
-
    * - 1
      - SW1-SW8
      - Arrows + A/B/C/D
@@ -130,6 +122,15 @@
      - 2
      -
 
+   * - 1
+     - U1
+     - ESP32-S3-WROOM-1-N16R8
+     - ESP32-S3-WROOM-1-N16R8 Module
+     - - `prom.ua <https://prom.ua/ua/p2051994816-esp32-dualcore-240mhz.html>`__
+       - `rcscomponents.kiev.ua (проблеми з постачанням) <https://www.rcscomponents.kiev.ua/product/esp32-s3-wroom-1-n16r8_184448.html>`__
+     - 200
+     -
+
    * - 1
      - U2
      - 280x240 1.69\" TFT
@@ -156,12 +157,11 @@
 
    * - 1
      - U4
-     - ESP32-S3-WROOM-1-N16R8
-     - ESP32-S3-WROOM-1-N16R8 Module
-     - - `prom.ua <https://prom.ua/ua/p2051994816-esp32-dualcore-240mhz.html>`__
-       - `rcscomponents.kiev.ua (проблеми з постачанням) <https://www.rcscomponents.kiev.ua/product/esp32-s3-wroom-1-n16r8_184448.html>`__
-     - 200
-     -
+     - USBLC6-2SC6
+     - USBLC6-2SC6 ESD Protection
+     - https://www.rcscomponents.kiev.ua/product/usblc6-2sc6-diodna-zbirka-smd_25302.html
+     - 6
+     - Необов'язково, але рекомендується для додаткового захисту
 
    * - Разом
      -

hardware/v2/footprints/Buttons.pretty/SW_PUSH-12mm-fixed-min.kicad_mod

@@ -42,29 +42,24 @@
   (pad "" thru_hole oval (at 0 5) (size 3.048 1.85) (drill 1.3) (layers "*.Cu" "*.Mask") (tstamp 9eae2ce3-d702-4ce5-857e-00c719b86368))
   (pad "" thru_hole oval (at 12.5 0) (size 3.048 1.85) (drill 1.3) (layers "*.Cu" "*.Mask") (tstamp 7b4351f2-2e33-4812-804e-c0e214c3a668))
   (pad "1" thru_hole oval (at 0 0) (size 3.048 1.85) (drill 1.3) (layers "*.Cu" "*.Mask") (tstamp 69bd7f05-128d-455f-bb8d-3003d0e6cb9e))
-  (pad "1" smd custom (at 1.778 0) (size 1.524 0.508) (layers "F.Cu" "F.Mask")
+  (pad "1" smd custom (at 2.413 -0.1905) (size 2.794 0.889) (layers "F.Cu" "F.Mask")
     (options (clearance outline) (anchor rect))
     (primitives
-      (gr_line (start 0.762 0) (end 0.762 3.81) (width 0.3))
-      (gr_arc (start 0.127001 1.27) (mid 4.572 -2.08287) (end 9.016999 1.27) (width 0.5))
-      (gr_line (start 2.032 -1.27) (end 2.032 5.461) (width 0.3))
-      (gr_line (start 3.302 -1.905) (end 3.302 6.223) (width 0.3))
-      (gr_line (start 4.572 -1.905) (end 4.572 6.477) (width 0.3))
-      (gr_line (start 5.842 -1.905) (end 5.842 6.223) (width 0.3))
-      (gr_line (start 7.112 -1.27) (end 7.112 5.588) (width 0.3))
-      (gr_line (start 8.382 0) (end 8.382 3.81) (width 0.3))
+      (gr_line (start 1.397 0.1905) (end 1.397 4.0005) (width 0.3))
+      (gr_arc (start 1.397 0.1905) (mid 3.937 -0.940721) (end 6.477 0.1905) (width 1))
+      (gr_line (start 6.477 0.1905) (end 6.477 4.0005) (width 0.3))
+      (gr_line (start 5.207 -0.4445) (end 5.207 4.6355) (width 0.3))
+      (gr_line (start 3.937 -0.940721) (end 3.937 4.6355) (width 0.3))
+      (gr_line (start 2.667 -0.4445) (end 2.667 4.6355) (width 0.3))
     ) (tstamp b58f80db-8037-447f-a8da-0bc6fb032968))
-  (pad "2" smd custom (at 10.922 5.08 180) (size 1.524 0.508) (layers "F.Cu" "F.Mask")
+  (pad "2" smd custom (at 10.16 4.889497 180) (size 2.54 0.888994) (layers "F.Cu" "F.Mask")
     (options (clearance outline) (anchor rect))
     (primitives
-      (gr_arc (start 0.000001 1.27) (mid 4.572 -2.205111) (end 9.143999 1.27) (width 0.1))
-      (gr_line (start 7.747 -0.762) (end 7.747 4.953) (width 0.3))
-      (gr_line (start 2.667 -1.651) (end 2.667 5.969) (width 0.3))
-      (gr_line (start 1.397 -0.762) (end 1.397 4.953) (width 0.3))
-      (gr_arc (start 0.127001 1.27) (mid 4.572 -2.08287) (end 9.016999 1.27) (width 0.5))
-      (gr_line (start 6.477 -1.524) (end 6.477 5.969) (width 0.3))
-      (gr_line (start 5.207 -1.905) (end 5.207 6.477) (width 0.3))
-      (gr_line (start 3.937 -1.905) (end 3.937 6.477) (width 0.3))
+      (gr_arc (start 1.27 0.063498) (mid 3.81 -1.067723) (end 6.35 0.063498) (width 1))
+      (gr_line (start 1.905 -0.190503) (end 1.905 4.254497) (width 0.3))
+      (gr_line (start 5.715 -0.825503) (end 5.715 4.254497) (width 0.3))
+      (gr_line (start 4.445 -0.825503) (end 4.445 4.889497) (width 0.3))
+      (gr_line (start 3.175 -0.825503) (end 3.175 4.889497) (width 0.3))
     ) (tstamp 06daa25d-e02c-49a0-821f-2deb14b7868f))
   (pad "2" thru_hole oval (at 12.5 5) (size 3.048 1.85) (drill 1.3) (layers "*.Cu" "*.Mask") (tstamp d2b69df0-182a-431c-a694-8d3a2f14dbc3))
   (model "${KICAD6_3DMODEL_DIR}/Button_Switch_THT.3dshapes/SW_PUSH-12mm.wrl"

hardware/v2/footprints/footprints.pretty/Buzzer_Wide.kicad_mod

@@ -0,0 +1,34 @@
+(footprint "Buzzer_Wide" (version 20221018) (generator pcbnew)
+  (layer "F.Cu")
+  (attr through_hole)
+  (fp_text reference "REF**" (at 3.81 -1.19 unlocked) (layer "F.SilkS") hide
+      (effects (font (size 1 1) (thickness 0.1)))
+    (tstamp f97ce0fa-38a7-4884-93c3-147f9efc6538)
+  )
+  (fp_text value "Buzzer_Wide" (at 3.81 2.54 unlocked) (layer "F.Fab") hide
+      (effects (font (size 1 1) (thickness 0.15)))
+    (tstamp 1dfd116e-6057-4379-af35-ac640857166f)
+  )
+  (fp_text user "+" (at -1.524 -0.05) (layer "F.SilkS")
+      (effects (font (size 1 1) (thickness 0.15)))
+    (tstamp f02411df-7493-47fd-a81c-fc1c3f5ba537)
+  )
+  (fp_text user "${REFERENCE}" (at 3.81 -2.54) (layer "F.Fab")
+      (effects (font (size 1 1) (thickness 0.15)))
+    (tstamp 1b43b0a6-4f44-400b-9ef0-190e79d4b933)
+  )
+  (fp_text user "+" (at -2.7 -0.05) (layer "F.Fab")
+      (effects (font (size 1 1) (thickness 0.15)))
+    (tstamp 3431cbff-1c3d-499e-a938-8eb34997d684)
+  )
+  (fp_circle (center 3.81 0) (end 9.81 0)
+    (stroke (width 0.12) (type solid)) (fill none) (layer "F.SilkS") (tstamp 96e65f11-216d-4ec9-8163-c209ca8061fa))
+  (fp_circle (center 3.81 0) (end 10.06 0)
+    (stroke (width 0.05) (type solid)) (fill none) (layer "F.CrtYd") (tstamp e0f4f842-5fc3-4215-889b-44d4cb5d5e51))
+  (fp_circle (center 1.5 0) (end 2 0)
+    (stroke (width 0.1) (type solid)) (fill none) (layer "F.Fab") (tstamp ab8d78ae-b5e5-4d82-8a3b-7b8d116e0942))
+  (fp_circle (center 3.81 0) (end 9.31 0)
+    (stroke (width 0.1) (type solid)) (fill none) (layer "F.Fab") (tstamp daa761e3-1eab-49b2-824b-b2e99bc6ecb7))
+  (pad "1" thru_hole rect (at 1.27 0) (size 4 2) (drill oval 2.9 0.9) (layers "*.Cu" "*.Mask") (tstamp dcdfd38b-ee6f-4c42-9b86-a9c96a18ba50))
+  (pad "2" thru_hole oval (at 6.35 0) (size 4 2) (drill oval 2.9 0.9) (layers "*.Cu" "*.Mask") (tstamp 17f249c1-0221-4e49-a8a1-7efdd6509d3f))
+)