new mcu board design

Signed-off-by: Peter Siegmund <mars3142@users.noreply.github.com>
2025-09-16 20:11:01 +02:00
parent e173d1ec51
commit 21ead32851
6 changed files with 1788 additions and 1351 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -6,5 +6,5 @@
 **/pcbway_production/
 **/*_front.png
 **/*_back.png
-**/*_schematics.png
+**/*_schematics*.png
 **/*_board.pdf
--- a/hardware/mcu_board/buck_converter.kicad_sch
+++ b/hardware/mcu_board/buck_converter.kicad_sch
@@ -0,0 +1,612 @@
+(kicad_sch
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+	(generator "eeschema")
+	(generator_version "9.0")
+	(uuid "2b6d4934-f26b-4a9c-be2f-091658a1cf69")
+	(paper "A5")
+	(title_block
+		(title "Mole Beacon")
+		(date "05.10.2025")
+		(rev "2.1")
+		(company "Peter Siegmund")
+		(comment 1 "kicad@mars3142.org")
+		(comment 2 "https://wiki.mars3142.dev/project/maerklin/warnemuende/lighthouse/start")
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+					(reference "J6")
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--- a/hardware/mcu_board/mcu_board.kicad_pcb
+++ b/hardware/mcu_board/mcu_board.kicad_pcb
--- a/hardware/mcu_board/mcu_board.kicad_prl
+++ b/hardware/mcu_board/mcu_board.kicad_prl
@@ -1,6 +1,6 @@
 {
  "board": {
-    "active_layer": 0,
+    "active_layer": 2,
    "active_layer_preset": "",
    "auto_track_width": false,
    "hidden_netclasses": [],
--- a/hardware/mcu_board/mcu_board.kicad_pro
+++ b/hardware/mcu_board/mcu_board.kicad_pro
@@ -637,7 +637,7 @@
      "version": 1
    },
    "net_format_name": "",
-    "page_layout_descr_file": "",
+    "page_layout_descr_file": "kicad-embed://pcbway.kicad_wks",
    "plot_directory": "",
    "space_save_all_events": true,
    "spice_current_sheet_as_root": false,
@@ -653,6 +653,10 @@
    [
      "7f117d42-0d8b-4a32-a9d3-0b04c0222a5a",
      "Root"
+    ],
+    [
+      "3530c7d0-16a6-4646-8301-a5537eed1d29",
+      "Buck Converter"
    ]
  ],
  "text_variables": {}
--- a/hardware/mcu_board/mcu_board.kicad_sch
+++ b/hardware/mcu_board/mcu_board.kicad_sch
@@ -7,7 +7,7 @@
 	(title_block
 		(title "Mole Beacon")
 		(date "05.10.2025")
-		(rev "2.0")
+		(rev "2.1")
 		(company "Peter Siegmund")
 		(comment 1 "kicad@mars3142.org")
 		(comment 2 "https://wiki.mars3142.dev/project/maerklin/warnemuende/lighthouse/start")
@@ -743,142 +743,6 @@
 			)
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@@ -2120,18 +1984,6 @@
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@@ -2230,6 +2072,16 @@
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+		(uuid "ed1f9560-0939-497a-a125-8788151a9329")
 	)
 	(global_label "OUTDOOR_L"
 		(shape input)
@@ -2536,138 +2348,6 @@
 			)
 		)
 	)
-	(symbol
-		(lib_id "power:VCC")
-		(at 137.16 53.34 0)
-		(unit 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(dnp no)
-		(fields_autoplaced yes)
-		(uuid "0546d755-55a1-487a-9476-3a7ac65ca049")
-		(property "Reference" "#PWR03"
-			(at 137.16 57.15 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Value" "VCC"
-			(at 137.16 48.26 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 137.16 53.34 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Datasheet" ""
-			(at 137.16 53.34 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Description" "Power symbol creates a global label with name \"VCC\""
-			(at 137.16 53.34 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(pin "1"
-			(uuid "4372f9bc-e3ab-4544-85ef-877fbb0956a3")
-		)
-		(instances
-			(project ""
-				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
-					(reference "#PWR03")
-					(unit 1)
-				)
-			)
-		)
-	)
-	(symbol
-		(lib_id "power:+5V")
-		(at 158.75 53.34 0)
-		(unit 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(dnp no)
-		(fields_autoplaced yes)
-		(uuid "116d424e-08c1-4790-900d-c1079395c7c9")
-		(property "Reference" "#PWR04"
-			(at 158.75 57.15 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Value" "+5V"
-			(at 158.75 48.26 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 158.75 53.34 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Datasheet" ""
-			(at 158.75 53.34 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Description" "Power symbol creates a global label with name \"+5V\""
-			(at 158.75 53.34 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(pin "1"
-			(uuid "6da24567-9056-4207-991f-a04f7dfcbdeb")
-		)
-		(instances
-			(project ""
-				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
-					(reference "#PWR04")
-					(unit 1)
-				)
-			)
-		)
-	)
 	(symbol
 		(lib_id "power:GND")
 		(at 96.52 57.15 0)
@@ -2761,7 +2441,7 @@
 				(justify left)
 			)
 		)
-		(property "Footprint" "Connector_JST:JST_PH_S4B-PH-K_1x06_P2.00mm_Horizontal"
+		(property "Footprint" "Connector_JST:JST_PH_S6B-PH-K_1x06_P2.00mm_Horizontal"
 			(at 121.92 53.34 0)
 			(effects
 				(font
@@ -2952,80 +2632,6 @@
 			)
 		)
 	)
-	(symbol
-		(lib_id "aliexpress:Buck_Converter")
-		(at 147.32 59.69 0)
-		(unit 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(dnp no)
-		(fields_autoplaced yes)
-		(uuid "53815356-ea40-4e41-a9a3-22e2dbcf5773")
-		(property "Reference" "J2"
-			(at 147.32 48.26 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Value" "~"
-			(at 147.32 50.8 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" "aliexpress:Buck Converter (30V to 5V)"
-			(at 147.32 59.69 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Datasheet" ""
-			(at 147.32 59.69 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Description" ""
-			(at 147.32 59.69 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(pin "4"
-			(uuid "1ba711ee-3c46-462e-a43b-0a0f5bf487fb")
-		)
-		(pin "3"
-			(uuid "aaa84d7a-8e68-4380-a460-5b3f2200439b")
-		)
-		(pin "2"
-			(uuid "0fb7adc2-71dc-4e5a-84cb-669f302bf5e4")
-		)
-		(pin "1"
-			(uuid "747b5aa1-ec5c-4598-99d7-5f6358378a1a")
-		)
-		(instances
-			(project ""
-				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
-					(reference "J2")
-					(unit 1)
-				)
-			)
-		)
-	)
 	(symbol
 		(lib_id "power:GND")
 		(at 116.84 66.04 270)
@@ -3292,17 +2898,17 @@
 		)
 	)
 	(symbol
-		(lib_id "power:GND")
-		(at 137.16 66.04 0)
+		(lib_id "power:+5V")
+		(at 173.99 50.8 0)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
 		(on_board yes)
 		(dnp no)
 		(fields_autoplaced yes)
-		(uuid "bcd48e18-5afb-4c3c-94cf-77b3c9b18e73")
-		(property "Reference" "#PWR09"
-			(at 137.16 72.39 0)
+		(uuid "8c9ef1fc-52e4-4e13-9040-6ff498a067fa")
+		(property "Reference" "#PWR014"
+			(at 173.99 54.61 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -3310,8 +2916,8 @@
 				(hide yes)
 			)
 		)
-		(property "Value" "GND"
-			(at 137.16 71.12 0)
+		(property "Value" "+5V"
+			(at 173.99 45.72 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -3319,7 +2925,7 @@
 			)
 		)
 		(property "Footprint" ""
-			(at 137.16 66.04 0)
+			(at 173.99 50.8 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -3328,7 +2934,7 @@
 			)
 		)
 		(property "Datasheet" ""
-			(at 137.16 66.04 0)
+			(at 173.99 50.8 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -3336,8 +2942,8 @@
 				(hide yes)
 			)
 		)
-		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
-			(at 137.16 66.04 0)
+		(property "Description" "Power symbol creates a global label with name \"+5V\""
+			(at 173.99 50.8 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -3346,12 +2952,78 @@
 			)
 		)
 		(pin "1"
-			(uuid "e29f0422-730e-445c-aca9-6963a35b90e4")
+			(uuid "9aef3444-d9be-48f1-9705-17fcd5126995")
 		)
 		(instances
-			(project ""
+			(project "mcu_board"
 				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
-					(reference "#PWR09")
+					(reference "#PWR014")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "power:VCC")
+		(at 137.16 50.8 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "b12d1505-06d5-40db-89de-ffdf1c860048")
+		(property "Reference" "#PWR015"
+			(at 137.16 54.61 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "VCC"
+			(at 137.16 45.72 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 137.16 50.8 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 137.16 50.8 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"VCC\""
+			(at 137.16 50.8 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "6a8c9f70-9387-4f92-ab62-2850449b0a20")
+		)
+		(instances
+			(project "mcu_board"
+				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
+					(reference "#PWR015")
 					(unit 1)
 				)
 			)
@@ -3487,72 +3159,6 @@
 			)
 		)
 	)
-	(symbol
-		(lib_id "power:GND")
-		(at 158.75 66.04 0)
-		(unit 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(dnp no)
-		(fields_autoplaced yes)
-		(uuid "e5d72153-3dda-43e6-9381-527c962657b0")
-		(property "Reference" "#PWR010"
-			(at 158.75 72.39 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Value" "GND"
-			(at 158.75 71.12 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 158.75 66.04 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Datasheet" ""
-			(at 158.75 66.04 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
-			(at 158.75 66.04 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(pin "1"
-			(uuid "6d9166cf-dca1-4668-bd10-347090075e7a")
-		)
-		(instances
-			(project ""
-				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
-					(reference "#PWR010")
-					(unit 1)
-				)
-			)
-		)
-	)
 	(symbol
 		(lib_id "wemos:Conn_ESP32-H2_Super-Mini_-_Pins_only")
 		(at 64.77 62.23 0)
@@ -3579,7 +3185,7 @@
 				)
 			)
 		)
-		(property "Footprint" "wemos:PinSocket_S3 Zero"
+		(property "Footprint" "wemos:PinSocket_H2 Super-Mini"
 			(at 48.26 62.23 0)
 			(effects
 				(font
@@ -3742,6 +3348,72 @@
 			)
 		)
 	)
+	(symbol
+		(lib_id "power:GND")
+		(at 156.21 68.58 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "fb2512d8-8e34-4b0a-bfa3-1706940f6f34")
+		(property "Reference" "#PWR016"
+			(at 156.21 74.93 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "GND"
+			(at 156.21 73.66 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 156.21 68.58 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 156.21 68.58 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 156.21 68.58 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "114b7f86-2385-4dcc-a475-abc0ab785287")
+		)
+		(instances
+			(project "mcu_board"
+				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
+					(reference "#PWR016")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "power:GND")
 		(at 116.84 60.96 270)
@@ -3876,10 +3548,102 @@
 			)
 		)
 	)
+	(sheet
+		(at 140.97 45.72)
+		(size 29.21 20.32)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(stroke
+			(width 0.1524)
+			(type solid)
+		)
+		(fill
+			(color 0 0 0 0.0000)
+		)
+		(uuid "3530c7d0-16a6-4646-8301-a5537eed1d29")
+		(property "Sheetname" "Buck Converter"
+			(at 142.24 44.45 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left bottom)
+			)
+		)
+		(property "Sheetfile" "buck_converter.kicad_sch"
+			(at 140.97 66.6246 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left top)
+				(hide yes)
+			)
+		)
+		(pin "+5V" input
+			(at 170.18 53.34 0)
+			(uuid "1aec6008-1383-4bf2-ab81-ad9c9493532f")
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(pin "GND" input
+			(at 156.21 66.04 270)
+			(uuid "2a982b45-921e-446c-952b-adf1ef9b7341")
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(pin "IN+" input
+			(at 140.97 53.34 180)
+			(uuid "0387bc56-9531-4a63-ab61-f117e6aaf4da")
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(instances
+			(project "mcu_board"
+				(path "/7f117d42-0d8b-4a32-a9d3-0b04c0222a5a"
+					(page "2")
+				)
+			)
+		)
+	)
 	(sheet_instances
 		(path "/"
 			(page "1")
 		)
 	)
 	(embedded_fonts no)
+	(embedded_files
+		(file
+			(name "pcbway.kicad_wks")
+			(type worksheet)
+			(data |KLUv/WAtCaUUAGZdXSEA1TZqxSYpSnAbOsWn6jgBcMQyc4EzL++4wmTo/39CwQRTAEwAVwAfib/D
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+			)
+			(checksum "9F561F2F5A0DC32E669BBA2695209430")
+		)
+	)
 )