docs: Update unreleased changes in changelog and README

- Fixed USB hub controller (U401/CH334): XO pin connected to GND for crystal-less operation
- Fixed DC/DC converter (U202/XR76208): Enable circuit changed to Zener diode for 12V operation
- Fixed USB outputs: Replaced fuses with TPS2557 power distribution switches for backfeed protection

CHANGELOG.de.md

@@ -0,0 +1,74 @@
+# Changelog
+
+> 🌍 **Sprachen:** [English](CHANGELOG.md) | [Deutsch](CHANGELOG.de.md)
+
+Alle wichtigen Änderungen an diesem Projekt werden in dieser Datei dokumentiert.
+
+Das Format basiert auf [Keep a Changelog](https://keepachangelog.com/de/1.0.0/),
+und dieses Projekt folgt [Semantic Versioning](https://semver.org/lang/de/).
+
+## [Unreleased]
+
+### Behoben
+- **USB-Hub-Controller (U401/CH334):** Pin 4 (XO) auf GND gelegt, um den Betrieb ohne Kristall zu ermöglichen
+- **DC/DC-Wandler (U202/XR76208):** Enable-Beschaltung von Spannungsteiler auf Zenerdiode geändert, um 12V-Betrieb zu ermöglichen
+- **USB-Ausgänge:** Sicherungen durch TPS2557 Power-Distribution-Switches ersetzt, um Backfeeding zu verhindern
+
+### Geändert
+- **Produktion:** Testpunkte TP202/TP203 von Stückliste ausgeschlossen
+- **JLCPCB Optimierung:** Rotations-Offsets für automatische Bestückung angepasst
+  - U202/U301: FT Rotation Offset 270°
+  - U401: FT Rotation Offset 180°
+
+### Technische Details
+- **USB-Hub Stabilität:** CH334 arbeitet nun im internen Oszillator-Modus ohne externen Kristall
+- **Erweiterte Eingangsspannung:** XR76208 unterstützt nun 12-24V Eingangsspannung durch Zenerdioden-basierte Enable-Schaltung
+- **USB-Backfeed-Schutz:** TPS2557 verhindert Rückspeisung von externen USB-Geräten und bietet Überstrom-/Kurzschlussschutz
+- **Fertigungseffizienz:** Optimierte Bauteil-Orientierung reduziert Produktionszeit
+
+## [Rev. 0.3] - 2025-12-09
+
+### Hinzugefügt
+- **CAN-Transceiver:** 10µF Kondensator C304 für verbesserte Stabilität der CAN-Kommunikation
+- **PCB Layout:** QR Code Platzhalter für Seriennummer auf der Platine
+
+### Technische Details
+- **Verbesserte Signal-Integrität:** Zusätzliche Filterung am CAN-Transceiver für stabilere Datenübertragung
+- **Rückverfolgbarkeit:** QR Code ermöglicht eindeutige Identifikation und Dokumentation
+
+## [Rev. 0.2] - 2025-12-08
+
+### Verbesserungen
+- **Schaltplan:** Aufgeräumt und strukturiert (Dank an "shx")
+- **CAN-Transceiver:** Silent Pin auf GND gelegt für bessere Stabilität (Dank an "shx")
+
+### Hinzugefügt
+- **Status-LEDs:** 
+  - Gelbe LEDs für 24V, 5V und 3.3V Spannungsanzeige
+  - Grüne LED am Mikrocontroller (Pin PB4)
+- **Solder Jumper:** Ersatz der Standard-Jumper durch Solder Jumper auf der Unterseite
+- **PFET-Steuerung:** Jumper für Ausgangs-PFETs hinzugefügt - ermöglicht Dauer-Ein ohne Firmware
+- **Testpunkte:** Robuste Testpunkte für 5V und GND für Lasttests eingefügt
+- **Heatsink:** Optionaler Heatsink für DC/DC-Wandler auf der Unterseite
+- **MCU-Kondensator:** 10µF Kondensator für Mikrocontroller an der 3.3V-Schiene
+
+### Geändert
+- **Produktion:** Alle LCSC-Bestellnummern eingefügt, Rotationen definiert, Produktionsdaten erstellt
+- **PCB Layout:** 
+  - Entsprechend der Schaltplanänderungen angepasst
+  - Taster besser positioniert
+- **BOM optimiert:**
+  - 30kΩ durch Basic-Part 33kΩ ersetzt
+  - 15.5kΩ am DC/DC-Feedback durch 15kΩ ersetzt → neue Ausgangsspannung: 5.1V
+- **CAN-ESD-Schutz:** NUP2105L durch PESD1CAN ersetzt (bessere Eignung)
+- **CAN-Abschlusswiderstand:** Bauform von 0402 auf 0603 geändert für ausreichende Leistung
+- **USB-Hub:** Speisung von 5V auf 3.3V umgestellt (gemäß Datenblatt-Empfehlung)
+
+### Technische Details
+- **DC/DC-Ausgang:** Neue Spannung 5.1V statt 5.25V durch Feedback-Widerstand-Änderung
+- **Verbesserte Wärmeableitung:** Optionaler Heatsink auf Unterseite
+- **Stabilere CAN-Kommunikation:** Durch ESD-Schutz-Upgrade und Widerstand-Optimierung
+
+---
+
+> **Hinweis:** Dies ist die Originaldokumentation in deutscher Sprache. Eine englische Übersetzung finden Sie in [CHANGELOG.md](CHANGELOG.md).

CHANGELOG.md

@@ -0,0 +1,74 @@
+# Changelog
+
+> 🌍 **Languages:** [English](CHANGELOG.md) | [Deutsch](CHANGELOG.de.md)
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/).
+
+## [Unreleased]
+
+### Fixed
+- **USB Hub Controller (U401/CH334):** Pin 4 (XO) connected to GND to enable operation without crystal
+- **DC/DC Converter (U202/XR76208):** Enable circuit changed from voltage divider to Zener diode to enable 12V operation
+- **USB Outputs:** Fuses replaced with TPS2557 power distribution switches to prevent backfeeding
+
+### Changed
+- **Production:** Test points TP202/TP203 excluded from BOM
+- **JLCPCB Optimization:** Rotation offsets adjusted for automated assembly
+  - U202/U301: FT Rotation Offset 270°
+  - U401: FT Rotation Offset 180°
+
+### Technical Details
+- **USB Hub Stability:** CH334 now operates in internal oscillator mode without external crystal
+- **Extended Input Voltage:** XR76208 now supports 12-24V input voltage through Zener diode-based enable circuit
+- **USB Backfeed Protection:** TPS2557 prevents backfeeding from external USB devices and provides overcurrent/short-circuit protection
+- **Manufacturing Efficiency:** Optimized component orientation reduces production time
+
+## [Rev. 0.3] - 2025-12-09
+
+### Added
+- **CAN Transceiver:** 10µF capacitor C304 for improved CAN communication stability
+- **PCB Layout:** QR code placeholder for serial number on the PCB
+
+### Technical Details
+- **Enhanced Signal Integrity:** Additional filtering at CAN transceiver for more stable data transmission
+- **Traceability:** QR code enables unique identification and documentation
+
+## [Rev. 0.2] - 2025-12-08
+
+### Improvements
+- **Schematic:** Cleaned up and structured (Thanks to "shx")
+- **CAN Transceiver:** Silent pin connected to GND for better stability (Thanks to "shx")
+
+### Added
+- **Status LEDs:** 
+  - Yellow LEDs for 24V, 5V and 3.3V voltage indication
+  - Green LED on microcontroller (Pin PB4)
+- **Solder Jumpers:** Replaced standard jumpers with solder jumpers on bottom side
+- **PFET Control:** Added jumpers for output PFETs - enables permanent-on without firmware
+- **Test Points:** Added robust test points for 5V and GND for load testing
+- **Heatsink:** Optional heatsink for DC/DC converter on bottom side
+- **MCU Capacitor:** 10µF capacitor for microcontroller on 3.3V rail
+
+### Changed
+- **Production:** Added all LCSC part numbers, defined rotations, created production data
+- **PCB Layout:** 
+  - Adjusted according to schematic changes
+  - Improved button positioning
+- **BOM Optimized:**
+  - Replaced 30kΩ with basic part 33kΩ
+  - Changed 15.5kΩ DC/DC feedback to 15kΩ → new output voltage: 5.1V
+- **CAN ESD Protection:** Replaced NUP2105L with PESD1CAN (better suited)
+- **CAN Termination Resistor:** Changed footprint from 0402 to 0603 for adequate power rating
+- **USB Hub:** Changed supply from 5V to 3.3V (per datasheet recommendation)
+
+### Technical Details
+- **DC/DC Output:** New voltage 5.1V instead of 5.25V due to feedback resistor change
+- **Improved Heat Dissipation:** Optional heatsink on bottom side
+- **Stable CAN Communication:** Through ESD protection upgrade and resistor optimization
+
+---
+
+> **Note:** The original documentation is in German ([CHANGELOG.de.md](CHANGELOG.de.md)). This English version is a translation for international users.

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+	)
+	(symbol
+		(lib_id "project:LABEL_CREATED_BY")
+		(at 43.18 139.7 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom no)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "43868c1c-7bd9-428a-af79-2047a0e1de72")
+		(property "Reference" "LABEL102"
+			(at 41.91 139.7 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Value" "CREATED BY"
+			(at 44.45 139.7 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "project:EduardIten"
+			(at 43.18 142.24 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 43.18 139.7 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" ""
+			(at 43.18 139.7 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(instances
+			(project ""
+				(path "/4ae99543-64c8-472f-befd-04c32f138656"
+					(reference "LABEL102")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "Mechanical:MountingHole_Pad")
 		(at 44.45 171.45 0)
@@ -666,6 +1129,72 @@
 			)
 		)
 	)
+	(symbol
+		(lib_id "project:LABEL_QR_CODE")
+		(at 43.18 142.24 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom no)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "a8db5226-8c00-4c54-9547-f2394fbb0081")
+		(property "Reference" "LABEL103"
+			(at 41.91 142.24 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Value" "https://github.com/eiten/EWS"
+			(at 44.45 142.24 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "project:http___github.com_eiten_EWS"
+			(at 43.18 144.78 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 43.18 142.24 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" ""
+			(at 43.18 142.24 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(instances
+			(project ""
+				(path "/4ae99543-64c8-472f-befd-04c32f138656"
+					(reference "LABEL103")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "Mechanical:MountingHole_Pad")
 		(at 64.77 171.45 0)
@@ -760,6 +1289,138 @@
 			)
 		)
 	)
+	(symbol
+		(lib_id "project:LABEL_LICENSE")
+		(at 43.18 144.78 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom no)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "ac2799c1-add9-47e2-884b-1d792f512ca3")
+		(property "Reference" "LABEL104"
+			(at 41.91 144.78 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
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+				(justify right)
+			)
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+		(property "Value" "LICENSE"
+			(at 44.45 144.78 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
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+		(property "Footprint" "project:CC_BY_NC_SA 4"
+			(at 43.18 147.32 0)
+			(effects
+				(font
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+				(hide yes)
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+			(effects
+				(font
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+				(hide yes)
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+			(at 43.18 144.78 0)
+			(effects
+				(font
+					(size 1.27 1.27)
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+				(hide yes)
+			)
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+		(instances
+			(project ""
+				(path "/4ae99543-64c8-472f-befd-04c32f138656"
+					(reference "LABEL104")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "project:LABEL_SWITZERLAND")
+		(at 43.18 147.32 0)
+		(unit 1)
+		(exclude_from_sim no)
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+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "b874847d-c96d-4704-87a3-39d41b7c6af5")
+		(property "Reference" "LABEL105"
+			(at 41.91 147.32 0)
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+			(effects
+				(font
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+				(justify right)
+			)
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+		(property "Value" "SWITZERLAND"
+			(at 44.45 147.32 0)
+			(do_not_autoplace yes)
+			(effects
+				(font
+					(size 1.27 1.27)
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+				(justify left)
+			)
+		)
+		(property "Footprint" "project:Switzerland"
+			(at 43.18 149.86 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 43.18 147.32 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" ""
+			(at 43.18 147.32 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(instances
+			(project ""
+				(path "/4ae99543-64c8-472f-befd-04c32f138656"
+					(reference "LABEL105")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(sheet
 		(at 105.41 55.88)
 		(size 24.13 41.91)

README.de.md

@@ -35,6 +35,7 @@ Ein universelles Interface-Board (HAT) für Raspberry Pi 4/5 und Radxa Rock 5B z
     - [Bauteilbeschaffung](#bauteilbeschaffung)
   - [🛠️ Technische Spezifikationen](#️-technische-spezifikationen)
   - [📚 Weitere Ressourcen](#-weitere-ressourcen)
+  - [📝 Changelog](#-changelog)
   - [Lizenz](#lizenz)
 
 <!-- /code_chunk_output -->
@@ -88,9 +89,10 @@ Dieses Board wurde entwickelt, um mehrere kritische Probleme zu lösen, die häu
 ### ⚡ DC/DC Wandler (5V Ausgang)
 
 - **Controller:** MaxLinear XR76208 (Synchroner Step-Down, 8A, COT)
+- **Eingangsspannung:** 12-24V DC (Enable-Schaltung mit Zenerdiode)
 - **Eingangssicherung:** 5A SMD 1812 Slow Blow
 - **Verpolschutz:** SS56 Schottky-Diode
-- **Ausgangsspannung:** 5.25V (eingestellt über Feedback-Teiler: R_Top=15.5kΩ, R_Bottom=2.0kΩ)
+- **Ausgangsspannung:** 5.1V (eingestellt über Feedback-Teiler: R_Top=15kΩ, R_Bottom=2.0kΩ)
 - **Schaltfrequenz:** ca. 600kHz (eingestellt über Ron=30kOhm)
 - **Induktivität:** 3.3µH Shielded (Sunlord MDA1050-3R3M, Isat ca. 17A)
 - **Eingangskondensatoren:** 4x 10µF 1206 Keramik + 1x 100µF Elektrolyt/Polymer (Bulk)
@@ -98,7 +100,7 @@ Dieses Board wurde entwickelt, um mehrere kritische Probleme zu lösen, die häu
 - **Stabilität:** Feed-Forward Kondensator (Cff) 1nF parallel zum oberen Feedback-Widerstand
 - **Soft-Start:** 100nF an Pin SS (ca. 6ms Anlaufzeit)
 - **Stromlimit:** 5.1kΩ Widerstand (~10.2A Grenzwert)
-- **Enable:** Spannungsteiler von 24V (100kΩ oben, 22kΩ unten) = ca. 4.3V am Pin
+- **Enable:** Zenerdioden-basierte Schaltung für 12-24V Eingangsspannungsbereich
 
 ### 🔌 Logik-Spannungsversorgung (Power Path)
 
@@ -129,7 +131,7 @@ Dieses Board wurde entwickelt, um mehrere kritische Probleme zu lösen, die häu
 
 - **Controller:** WCH CH334F (QFN-24)
 - **Geschwindigkeit:** USB 2.0 High Speed (480 Mbit/s) mit MTT
-- **Taktung:** Intern (Crystal-less), XI/XO Pins offen gelassen
+- **Taktung:** Intern (Crystal-less), XO Pin auf GND gelegt für internen Oszillator-Modus
 - **Versorgung:** V5 an +5V_LOGIC
 - **Upstream:** Zum Raspberry Pi Header (USB Loopback Kabel erforderlich) oder USB-C Input
 - **Downstream Ports:**
@@ -138,14 +140,16 @@ Dieses Board wurde entwickelt, um mehrere kritische Probleme zu lösen, die häu
   - USB-A Buchse (Vertikal, für Webcam)
 
 **USB Port Absicherung:**
-- **Konzept:** 100µF Elko als Tank an +5V_PWR, gefolgt von Polyfuse, gefolgt von 22µF Keramik an der Buchse
+- **Konzept:** 100µF Elko als Tank an +5V_PWR, gefolgt von TPS2557 Power Distribution Switch, gefolgt von 22µF Keramik an der Buchse
 - **USB-C Port (Screen):**
-  - Polyfuse: 4.0A Hold Current (Derating für Hot Chamber berücksichtigt)
+  - TPS2557: Power Distribution Switch mit Backfeed-Schutz, Überstrom-/Kurzschlussschutz
-  - CC-Leitungen: CC1 und CC2 jeweils mit eigenem 10kOhm Widerstand an VBUS (hinter der Sicherung) gezogen (Source 3A Advertisement)
+  - Strombegrenzung: Programmierbarer Limit durch externen Widerstand
+  - CC-Leitungen: CC1 und CC2 jeweils mit eigenem 10kOhm Widerstand an VBUS (hinter dem Switch) gezogen (Source 3A Advertisement)
   - ESD-Schutz: SRV05-4 TVS-Array
 - **USB-A Port (Webcam):**
-  - Polyfuse: 1.5A Hold Current
+  - TPS2557: Power Distribution Switch mit Backfeed-Schutz, Überstrom-/Kurzschlussschutz
-- **ESD-Schutz:** SRV05-4 TVS-Array
+  - Strombegrenzung: Programmierbarer Limit durch externen Widerstand
+  - ESD-Schutz: SRV05-4 TVS-Array
 
 ## 📋 Klipper Konfiguration
 
@@ -232,6 +236,10 @@ sensor_mcu: hat
 - [STM32G0 Reference Manual](https://www.st.com/resource/en/reference_manual/rm0454-stm32g0x0-advanced-armbased-32bit-mcus-stmicroelectronics.pdf)
 - [Katapult Firmware Flasher](https://github.com/Arksine/katapult)
 
+## 📝 Changelog
+
+Für detaillierte Informationen über Änderungen und Updates siehe [CHANGELOG.de.md](CHANGELOG.de.md).
+
 ## Lizenz
 
 Dieses Projekt steht unter der **Creative Commons Namensnennung-Nicht kommerziell-Share Alike 4.0 International Lizenz** (CC BY-NC-SA 4.0).

README.md

@@ -35,6 +35,7 @@ A universal interface board (HAT) for Raspberry Pi 4/5 and Radxa Rock 5B designe
     - [Component Sourcing](#component-sourcing)
   - [🛠️ Technical Specifications](#️-technical-specifications)
   - [📚 Additional Resources](#-additional-resources)
+  - [📝 Changelog](#-changelog)
   - [License](#license)
 
 <!-- /code_chunk_output -->
@@ -88,9 +89,10 @@ This board was designed to solve multiple critical issues commonly encountered i
 ### ⚡ DC/DC Converter (5V Output)
 
 - **Controller:** MaxLinear XR76208 (Synchronous Step-Down, 8A, COT)
+- **Input Voltage:** 12-24V DC (enable circuit with Zener diode)
 - **Input Fuse:** 5A SMD 1812 Slow Blow
 - **Reverse Polarity Protection:** SS56 Schottky diode
-- **Output Voltage:** 5.25V (set via feedback divider: R_Top=15.5kΩ, R_Bottom=2.0kΩ)
+- **Output Voltage:** 5.1V (set via feedback divider: R_Top=15kΩ, R_Bottom=2.0kΩ)
 - **Switching Frequency:** ~600kHz (set via Ron=30kOhm)
 - **Inductance:** 3.3µH Shielded (Sunlord MDA1050-3R3M, Isat ~17A)
 - **Input Capacitors:** 4x 10µF 1206 ceramic + 1x 100µF electrolytic/polymer (bulk)
@@ -98,7 +100,7 @@ This board was designed to solve multiple critical issues commonly encountered i
 - **Stability:** Feed-forward capacitor (Cff) 1nF parallel to upper feedback resistor
 - **Soft-Start:** 100nF at SS pin (~6ms startup time)
 - **Current Limit:** 5.1kΩ resistor (~10.2A limit)
-- **Enable:** Voltage divider from 24V (100kΩ upper, 22kΩ lower) = ~4.3V at pin
+- **Enable:** Zener diode-based circuit for 12-24V input voltage range
 
 ### 🔌 Logic Power Supply (Power Path)
 
@@ -129,7 +131,7 @@ This board was designed to solve multiple critical issues commonly encountered i
 
 - **Controller:** WCH CH334F (QFN-24)
 - **Speed:** USB 2.0 High Speed (480 Mbit/s) with MTT
-- **Clocking:** Internal (crystal-less), XI/XO pins left open
+- **Clocking:** Internal (crystal-less), XO pin connected to GND for internal oscillator mode
 - **Supply:** V5 to +5V_LOGIC
 - **Upstream:** To Raspberry Pi Header (USB loopback cable required) or USB-C input
 - **Downstream Ports:**
@@ -138,14 +140,16 @@ This board was designed to solve multiple critical issues commonly encountered i
   - USB-A connector (vertical, for webcam)
 
 **USB Port Protection:**
-- **Concept:** 100µF electrolytic tank at +5V_PWR, followed by polyfuse, followed by 22µF ceramic at connector
+- **Concept:** 100µF electrolytic tank at +5V_PWR, followed by TPS2557 power distribution switch, followed by 22µF ceramic at connector
 - **USB-C Port (Screen):**
-  - Polyfuse: 4.0A hold current (hot chamber derating considered)
+  - TPS2557: Power distribution switch with backfeed protection, overcurrent/short-circuit protection
-  - CC Lines: CC1 and CC2 each with 10kΩ resistor to VBUS (behind fuse) for 3A advertisement
+  - Current limiting: Programmable limit via external resistor
+  - CC Lines: CC1 and CC2 each with 10kΩ resistor to VBUS (behind switch) for 3A advertisement
   - ESD Protection: SRV05-4 TVS array
 - **USB-A Port (Webcam):**
-  - Polyfuse: 1.5A hold current
+  - TPS2557: Power distribution switch with backfeed protection, overcurrent/short-circuit protection
-- **ESD Protection:** SRV05-4 TVS array
+  - Current limiting: Programmable limit via external resistor
+  - ESD Protection: SRV05-4 TVS array
 
 ## 📋 Klipper Configuration
 
@@ -232,6 +236,10 @@ sensor_mcu: hat
 - [STM32G0 Reference Manual](https://www.st.com/resource/en/reference_manual/rm0454-stm32g0x0-advanced-armbased-32bit-mcus-stmicroelectronics.pdf)
 - [Katapult Firmware Flasher](https://github.com/Arksine/katapult)
 
+## 📝 Changelog
+
+For detailed information about changes and updates, see [CHANGELOG.md](CHANGELOG.md).
+
 ## License
 
 This project is licensed under the **Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License** (CC BY-NC-SA 4.0).

production/bom.csv

@@ -1,54 +1,49 @@
 Designator,Footprint,Quantity,Value,LCSC Part #
-"C201, C405",CP_Elec_6.3x7.7,2,100u,C3151829
+"C201, C403",CP_Elec_6.3x7.7,2,100u,C3151829
 "C202, C204, C205, C206",1206,4,10u,C13585
-"C203, C207, C211",0402,3,1u,
+"C203, C207, C211",0402,3,1u,C52923
-"C208, C210, C301, C302, C401, C403, C404",0402,7,100n,
+"C208, C210, C301, C302, C305, C401, C404",0402,7,100n,C307331
 C209,0402,1,4u7,C23733
-C212,0603,1,220p,
+C212,0603,1,220p,C1603
-C213,0402,1,1n,
+C213,0402,1,1n,C1523
-"C214, C215, C216, C217, C303, C304, C406, C407",1206,8,22u,
+"C214, C215, C216, C217, C306, C307, C405, C406",1206,8,22u,C12891
-C402,0603,1,10u,
+"C303, C304, C402",0603,3,10u,C96446
-D401,D_SOD-323,1,BZT52C15S,C19077448
+"D201, D202, D203",0805,3,YELLOW,C2296
-D402,SOT-23,1,NUP2105L,
+D204,D_SOD-123,1,BZT52C4V7,C19077400
-D403,D_SMA,1,SMAJ26A,
+D301,0805,1,GREEN,C2297
-"D404, D405",D_SOD-323,2,1N5819WS,
+D302,SOT-23,1,PESD1CAN,C907838
-F201,1206,1,3A,
+"D401, D402",D_SOD-323,2,BZT52C15S,C19077448
-"F401, F402",1206,2,5A,
+D403,D_SMC,1,SS56,C24138
-F403,0805,1,4A,C49305071
+D404,D_SMA,1,SMAJ26A,C19077543
-"F404, F405",0805,2,1.5A,C914095
+"D405, D406",D_SOD-323,2,1N5819WS,C191023
+F201,1206,1,3A,C163126
+"F401, F402",1206,2,5A,C163128
+HS201,HeatSink_9x9x5,1,Heatsink,
 J301,PinSocket_2x20_P2.54mm_Vertical,1,GPIO,
-J302,JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical,1,FAN,
+J401,AMASS_XT30PW-M_1x02_P2.50mm_Horizontal,1,XT30,C431092
-J401,AMASS_XT30PW-M_1x02_P2.50mm_Horizontal,1,PWR IN,
+"J402, J403",Molex_Micro-Fit_3.0_43045-0400_2x02_P3.00mm_Horizontal,2,MX3.0 2x2,C122413
-J402,Molex_Micro-Fit_3.0_43045-0400_2x02_P3.00mm_Horizontal,1,Toolhead 1,
+"J404, J405",USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal,2,USB-C,C2765186
-J403,Molex_Micro-Fit_3.0_43045-0400_2x02_P3.00mm_Horizontal,1,Toolhead 2,
+J406,USB_A_Wuerth_614004134726_Horizontal,1,USB-A,C18077685
-J404,JST_XH_B4B-XH-A_1x04_P2.50mm_Vertical,1,XH,
-J405,USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal,1,IN,C2765186
-J406,USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal,1,OUT,C2765186
-J407,USB_A_Wuerth_614004134726_Horizontal,1,OUT,C18077685
-"JP302, JP303, JP304, JP305, JP401",PinHeader_1x02_P2.54mm_Vertical,5,~,
 L201,L_APV_APH1050,1,3.3uH,C2847560
-Q301,SOT-23,1,AO3400A,
+"Q401, Q402",AO_DFN-8-1EP_5.55x5.2mm_P1.27mm_EP4.12x4.6mm,2,CJAC70P06,C2898279
-Q401,AO_DFN-8-1EP_5.55x5.2mm_P1.27mm_EP4.12x4.6mm,1,CJAC70P06,
+"Q403, Q404",SOT-23,2,AO3400A,C20917
-R201,0402,1,100k,
+R201,0402,1,22k,C25768
-"R202, R301, R305, R406, R408",0402,5,10k,
+R202,0402,1,2k2,C25879
-"R203, R401, R402",0402,3,30k,
+"R203, R302, R305, R407, R408",0402,5,1k,C11702
-R204,0402,1,5k6,
+"R204, R206, R303, R411, R412",0402,5,10k,C25744
-R205,0603,1,1R,
+"R207, R401, R402, R403, R404, R405, R406, R413",0402,8,33k,C25779
-R206,0402,1,15.5k,
+"R208, R409, R410",0402,3,5k1,C25905
-R207,0402,1,2k,
+R209,0603,1,1R,C22936
-R208,0402,1,2k2,
+R210,0402,1,15k,C25756
-"R302, R303, R304, R404",0402,4,1k,
+R211,0402,1,2k,C4109
-R403,0402,1,120R,
+R301,0402,1,330R,C25104
-"R405, R407",0402,2,5k1,
+R304,0603,1,120R,C22787
-SW301,SW_SPST_TS-1088-xR020,1,BOOT0,
+R414,0603,1,68k,C23231
-SW302,SW_SPST_TS-1088-xR020,1,RST,
+"SW301, SW302",SW_SPST_TS-1088-xR020,2,TS-1088,C720477
-TP301,NAMED_TEST_POINT,1,3V3,
+U201,SOT-23-3,1,XC6206P332MR,C5446
-TP302,NAMED_TEST_POINT,1,GND,
+U202,IC_XR76208ELTR-F,1,XR76208,C555356
-TP303,NAMED_TEST_POINT,1,SWDIO,
+U301,HVSON-8-1EP_3x3mm_P0.65mm_EP1.6x2.4mm,1,TJA1051TK-3,C2875699
-TP304,NAMED_TEST_POINT,1,SWCLK,
+U302,QFN-32-1EP_5x5mm_P0.5mm_EP3.45x3.45mm,1,STM32G0B1KBUx,C5159549
-U201,SOT-23-3,1,XC6206PxxxMR,
+U401,QFN-24-1EP_4x4mm_P0.5mm_EP2.7x2.7mm_ThermalVias,1,CH334F,C5187527
-U202,IC_XR76203ELTR-F,1,XR76208,
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+"U405, U406",S-PVSON-N8,2,TPS2557,
-U401,HVSON-8-1EP_3x3mm_P0.65mm_EP1.6x2.4mm,1,TJA1051TK-3,
-U402,QFN-24-1EP_4x4mm_P0.5mm_EP2.7x2.7mm_ThermalVias,1,CH334F,
-"U403, U404, U405",SOT-23-6,3,USBLC6-2SC6,

production/designators.csv

@@ -19,56 +19,72 @@ C301:1
 C302:1
 C303:1
 C304:1
+C305:1
+C306:1
+C307:1
 C401:1
 C402:1
 C403:1
 C404:1
 C405:1
 C406:1
-C407:1
+D201:1
+D202:1
+D203:1
+D204:1
+D301:1
+D302:1
 D401:1
 D402:1
 D403:1
 D404:1
 D405:1
+D406:1
 F201:1
 F401:1
 F402:1
-F403:1
+HS201:1
-F404:1
-F405:1
 J301:1
-J302:1
 J401:1
 J402:1
 J403:1
 J404:1
 J405:1
 J406:1
-J407:1
 JP301:1
 JP302:1
 JP303:1
 JP304:1
 JP305:1
 JP306:1
+JP307:1
 JP401:1
+JP402:1
 L201:1
-MH1:1
+LABEL101:1
-MH2:1
+LABEL102:1
-MH3:1
+LABEL103:1
-MH4:1
+LABEL104:1
-Q301:1
+LABEL105:1
+MH101:1
+MH102:1
+MH103:1
+MH104:1
+NT201:1
 Q401:1
-QR*****:1
+Q402:1
+Q403:1
+Q404:1
 R201:1
 R202:1
 R203:1
 R204:1
-R205:1
 R206:1
 R207:1
 R208:1
+R209:1
+R210:1
+R211:1
 R301:1
 R302:1
 R303:1
@@ -82,18 +98,27 @@ R405:1
 R406:1
 R407:1
 R408:1
-REF**:3
+R409:1
+R410:1
+R411:1
+R412:1
+R413:1
+R414:1
 SW301:1
 SW302:1
+TP201:1
+TP202:1
+TP203:1
 TP301:1
 TP302:1
 TP303:1
-TP304:1
 U201:1
 U202:1
 U301:1
+U302:1
 U401:1
 U402:1
 U403:1
 U404:1
 U405:1
+U406:1

production/positions.csv

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project.pretty/CC_BY_NC_SA 4.kicad_mod

@@ -999,6 +999,17 @@
 		(layer "F.SilkS")
 		(uuid "b48da524-969e-4e93-806a-a3a1f20b324c")
 	)
+	(fp_rect
+		(start -2.3 -2)
+		(end 13.7 3.7)
+		(stroke
+			(width 0.05)
+			(type default)
+		)
+		(fill no)
+		(layer "F.CrtYd")
+		(uuid "f500ffd9-fef1-47cf-a2e3-7d19c371cc2a")
+	)
 	(fp_text user "${REFERENCE}"
 		(at 0 2.5 0)
 		(unlocked yes)

project.pretty/EWS Rev. 1.0.kicad_mod

@@ -54,7 +54,18 @@
 			)
 		)
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+	(fp_rect
+		(start -9 -1.7)
+		(end 13.1 1.3)
+		(stroke
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+		)
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+		(layer "F.CrtYd")
+		(uuid "249fe477-0d4d-4d2f-b89d-07f97eb49624")
+	)
+	(fp_text user "Rev ${PROJEKT_REV}"
 		(at 0.508 0 0)
 		(unlocked yes)
 		(layer "F.SilkS")
@@ -67,7 +78,7 @@
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project.pretty/EduardIten.kicad_mod

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project.pretty/HeatSink_9x9x5.kicad_mod

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project.pretty/S-PVSON-N8.kicad_mod

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+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Datasheet" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "c237be81-ee25-4d9d-b945-db6b3c23d990")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Description" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "e259358f-1feb-40c5-8da1-333694c0d01b")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(attr smd)
+	(fp_line
+		(start -1.575 1.575)
+		(end -1.575 1.225)
+		(stroke
+			(width 0.1)
+			(type default)
+		)
+		(layer "F.SilkS")
+		(uuid "02cc6b00-6ca8-4b5e-b2ad-7f10defcb952")
+	)
+	(fp_line
+		(start -1.575 1.575)
+		(end -1.225 1.575)
+		(stroke
+			(width 0.1)
+			(type default)
+		)
+		(layer "F.SilkS")
+		(uuid "615ab2be-ea76-4bde-9a96-1eefa6ba63ae")
+	)
+	(fp_line
+		(start 1.575 -1.575)
+		(end 1.225 -1.575)
+		(stroke
+			(width 0.1)
+			(type default)
+		)
+		(layer "F.SilkS")
+		(uuid "3a62d91a-4419-46d5-9d57-be4a0d945246")
+	)
+	(fp_line
+		(start 1.575 -1.225)
+		(end 1.575 -1.575)
+		(stroke
+			(width 0.1)
+			(type default)
+		)
+		(layer "F.SilkS")
+		(uuid "08ff7c18-14ad-4f64-b7c9-7de4e313fc6f")
+	)
+	(fp_line
+		(start 1.575 1.575)
+		(end 1.225 1.575)
+		(stroke
+			(width 0.1)
+			(type default)
+		)
+		(layer "F.SilkS")
+		(uuid "4359c3e4-473c-4ab4-b899-b5b8dea9ec1e")
+	)
+	(fp_line
+		(start 1.575 1.575)
+		(end 1.575 1.225)
+		(stroke
+			(width 0.1)
+			(type default)
+		)
+		(layer "F.SilkS")
+		(uuid "39f0ceec-9912-4683-9242-0e0cea6246c4")
+	)
+	(fp_poly
+		(pts
+			(xy -1.597685 -1.7) (xy -1.397685 -2) (xy -1.797685 -2)
+		)
+		(stroke
+			(width 0.1)
+			(type solid)
+		)
+		(fill yes)
+		(layer "F.SilkS")
+		(uuid "0923c9e8-5b6e-4e6f-8fa6-36217693eb5f")
+	)
+	(fp_rect
+		(start -0.125 -0.125)
+		(end -0.775 -1.125)
+		(stroke
+			(width 0)
+			(type solid)
+		)
+		(fill yes)
+		(layer "F.Paste")
+		(uuid "bfd9f2dd-5b2f-40f7-97aa-8ff4781daa88")
+	)
+	(fp_rect
+		(start -0.125 0.125)
+		(end -0.775 1.125)
+		(stroke
+			(width 0)
+			(type solid)
+		)
+		(fill yes)
+		(layer "F.Paste")
+		(uuid "0306551e-dbb4-4fc9-9448-c4449d1adc18")
+	)
+	(fp_rect
+		(start 0.125 -0.125)
+		(end 0.775 -1.125)
+		(stroke
+			(width 0)
+			(type solid)
+		)
+		(fill yes)
+		(layer "F.Paste")
+		(uuid "b35a2ca8-c436-44cf-a9d3-764c6c8b4386")
+	)
+	(fp_rect
+		(start 0.125 0.125)
+		(end 0.775 1.125)
+		(stroke
+			(width 0)
+			(type solid)
+		)
+		(fill yes)
+		(layer "F.Paste")
+		(uuid "3f3cfacf-29df-4500-8f2b-a6d3d9195b1c")
+	)
+	(fp_rect
+		(start -1.575 -1.575)
+		(end 1.575 1.575)
+		(stroke
+			(width 0.05)
+			(type solid)
+		)
+		(fill no)
+		(layer "F.CrtYd")
+		(uuid "8cd17b04-9f6a-469d-a878-b3a127e5947c")
+	)
+	(fp_text user "${REFERENCE}"
+		(at 0 2.5 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(uuid "bb2f483d-8636-4b1e-88a0-b098dc8be1ea")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(pad "1" smd roundrect
+		(at -1.475 -0.975)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_left bottom_left)
+		(uuid "0d744433-77a1-4c3b-88ef-9e630f1c4388")
+	)
+	(pad "2" smd roundrect
+		(at -1.475 -0.327)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_left bottom_left)
+		(uuid "1206d3d0-5a28-4e8d-a48d-d4fc41488a4c")
+	)
+	(pad "3" smd roundrect
+		(at -1.475 0.327)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_left bottom_left)
+		(uuid "99179aa0-7d4f-472e-bc7c-5a9969d31f22")
+	)
+	(pad "4" smd roundrect
+		(at -1.475 0.975)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_left bottom_left)
+		(uuid "3b9f98ff-7782-47d0-8357-2fffab96d87b")
+	)
+	(pad "5" smd roundrect
+		(at 1.475 0.975)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_right bottom_right)
+		(uuid "42e258da-077c-43c3-a1b9-f1187ed09c73")
+	)
+	(pad "6" smd roundrect
+		(at 1.475 0.327)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_right bottom_right)
+		(uuid "9ee9be5b-d88b-4192-96df-50bd42e901b8")
+	)
+	(pad "7" smd roundrect
+		(at 1.475 -0.327)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_right bottom_right)
+		(uuid "148475e6-07e1-49f5-887a-48bae360180f")
+	)
+	(pad "8" smd roundrect
+		(at 1.475 -0.975)
+		(size 0.85 0.35)
+		(layers "F.Cu" "F.Mask" "F.Paste")
+		(roundrect_rratio 0.5)
+		(chamfer_ratio 0)
+		(chamfer top_right bottom_right)
+		(uuid "4d5d2876-fb80-454b-9819-0a29e6298f36")
+	)
+	(pad "9" thru_hole circle
+		(at -0.5 -0.75)
+		(size 0.4 0.4)
+		(drill 0.3)
+		(layers "*.Cu")
+		(remove_unused_layers no)
+		(uuid "6bbdfd1d-06dc-42be-ab31-f3f51ec1c457")
+	)
+	(pad "9" thru_hole circle
+		(at -0.5 0.75)
+		(size 0.4 0.4)
+		(drill 0.3)
+		(layers "*.Cu")
+		(remove_unused_layers no)
+		(uuid "f43e6304-50a8-4cc2-aa34-00602052eedd")
+	)
+	(pad "9" thru_hole circle
+		(at 0 0)
+		(size 0.4 0.4)
+		(drill 0.3)
+		(layers "*.Cu")
+		(remove_unused_layers no)
+		(uuid "2659db6f-15a9-4de4-85fb-4bc9a827f099")
+	)
+	(pad "9" smd rect
+		(at 0 0)
+		(size 1.65 2.4)
+		(layers "F.Cu" "F.Mask")
+		(uuid "6d3aaa4c-880b-461d-b87e-c641bf301694")
+	)
+	(pad "9" thru_hole circle
+		(at 0.5 -0.75)
+		(size 0.4 0.4)
+		(drill 0.3)
+		(layers "*.Cu")
+		(remove_unused_layers no)
+		(uuid "09e55505-1103-4b09-8cb4-77ca56535e92")
+	)
+	(pad "9" thru_hole circle
+		(at 0.5 0.75)
+		(size 0.4 0.4)
+		(drill 0.3)
+		(layers "*.Cu")
+		(remove_unused_layers no)
+		(uuid "c9a0812c-c7fa-4e76-9265-8063d5fb176e")
+	)
+	(embedded_fonts no)
+	(model "${KICAD9_3DMODEL_DIR}/Package_SON.3dshapes/VSON-8_3.3x3.3mm_P0.65mm_NexFET.step"
+		(offset
+			(xyz 0 0 0)
+		)
+		(scale
+			(xyz 1 1 1)
+		)
+		(rotate
+			(xyz 0 0 0)
+		)
+	)
+)

project.pretty/SolderJumper-3_P1.3mm_Bridged12_RoundedPad1.0x1.5mm_custom.kicad_mod

@@ -0,0 +1,290 @@
+(footprint "SolderJumper-3_P1.3mm_Bridged12_RoundedPad1.0x1.5mm_custom"
+	(version 20241229)
+	(generator "pcbnew")
+	(generator_version "9.0")
+	(layer "F.Cu")
+	(descr "SMD Solder 3-pad Jumper, 1x1.5mm rounded Pads, 0.3mm gap, pads 1-2 bridged with 1 copper strip")
+	(tags "net tie solder jumper bridged")
+	(property "Reference" "JP306"
+		(at 0 -1.8 0)
+		(layer "F.SilkS")
+		(hide yes)
+		(uuid "0e1f474e-7efa-4c5f-b4e8-eb30ad332c60")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Value" "Jumper_3_Open"
+		(at 0 1.9 0)
+		(layer "F.Fab")
+		(uuid "1fe1efc9-ae08-4d96-b774-cbe0482279fd")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Datasheet" "~"
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "cf0fd02b-44b3-485e-823c-3dad48ba7d37")
+		(effects
+			(font
+				(size 1.27 1.27)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Description" "Jumper, 3-pole, pins 1+2 closed/bridged"
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "8625bdce-225f-46f8-802e-6c14f450aa6c")
+		(effects
+			(font
+				(size 1.27 1.27)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Manufacturer Part #" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "b0c813a9-4eac-4adf-ac8f-562dacad5d5a")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "LCSC Part #" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "dfc20a34-5ad9-4958-8c1f-409c9bc36125")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "FT Rotation Offset" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "3603cb2a-5801-4112-af0c-5a1adac3801e")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(zone_connect 1)
+	(attr exclude_from_pos_files exclude_from_bom allow_soldermask_bridges)
+	(net_tie_pad_groups "1,2")
+	(fp_poly
+		(pts
+			(xy -0.9 -0.3) (xy -0.4 -0.3) (xy -0.4 0.3) (xy -0.9 0.3)
+		)
+		(stroke
+			(width 0)
+			(type solid)
+		)
+		(fill yes)
+		(layer "F.Cu")
+		(uuid "2e265397-f5a5-438c-9910-90fb661e1879")
+	)
+	(fp_rect
+		(start -0.75 -0.75)
+		(end 0.75 0.75)
+		(stroke
+			(width 0)
+			(type default)
+		)
+		(fill yes)
+		(layer "F.Mask")
+		(uuid "abff6afb-c8da-44a4-aa46-a9e7cd3a53b6")
+	)
+	(fp_line
+		(start -2.05 0.3)
+		(end -2.05 -0.3)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "850754a3-a8ad-4f6c-b6d6-196baec78c7e")
+	)
+	(fp_line
+		(start -1.4 -1)
+		(end 1.4 -1)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "af6ba375-d695-49a1-bbb4-c285e3138603")
+	)
+	(fp_line
+		(start 1.4 1)
+		(end -1.4 1)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "b6437ab4-75c6-43aa-ad5a-0efe7cf7db3a")
+	)
+	(fp_line
+		(start 2.05 -0.3)
+		(end 2.05 0.3)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "ff7ad500-2918-4b27-8c5f-26fe73dff603")
+	)
+	(fp_arc
+		(start -2.05 -0.3)
+		(mid -1.844975 -0.794975)
+		(end -1.35 -1)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "82f90e15-b668-499c-b570-0417e658ba81")
+	)
+	(fp_arc
+		(start -1.35 1)
+		(mid -1.844975 0.794975)
+		(end -2.05 0.3)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "8ab5ef0e-a025-4aa5-a41a-ac5621ca8198")
+	)
+	(fp_arc
+		(start 1.35 -1)
+		(mid 1.844975 -0.794975)
+		(end 2.05 -0.3)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "9ab955ac-9ea0-42f2-9c02-58ecd8e855fb")
+	)
+	(fp_arc
+		(start 2.05 0.3)
+		(mid 1.844975 0.794975)
+		(end 1.35 1)
+		(stroke
+			(width 0.12)
+			(type solid)
+		)
+		(layer "F.SilkS")
+		(uuid "f04f27a8-cdea-4bbc-8ff2-54910ab8e725")
+	)
+	(fp_rect
+		(start -2.15 -1.1)
+		(end 2.15 1.1)
+		(stroke
+			(width 0.05)
+			(type default)
+		)
+		(fill no)
+		(layer "F.CrtYd")
+		(uuid "0a827bdc-3e22-451c-946b-55a818aaa615")
+	)
+	(pad "1" smd custom
+		(at -1.3 0)
+		(size 1 0.5)
+		(layers "F.Cu" "F.Mask")
+		(zone_connect 2)
+		(thermal_bridge_angle 45)
+		(options
+			(clearance outline)
+			(anchor rect)
+		)
+		(primitives
+			(gr_circle
+				(center 0 0.25)
+				(end 0.5 0.25)
+				(width 0)
+				(fill yes)
+			)
+			(gr_circle
+				(center 0 -0.25)
+				(end 0.5 -0.25)
+				(width 0)
+				(fill yes)
+			)
+			(gr_poly
+				(pts
+					(xy 0.55 0.75) (xy 0 0.75) (xy 0 -0.75) (xy 0.55 -0.75)
+				)
+				(width 0)
+				(fill yes)
+			)
+		)
+		(uuid "b520c6a6-f739-4356-99f7-c7264f479795")
+	)
+	(pad "2" smd rect
+		(at 0 0)
+		(size 1 1.5)
+		(layers "F.Cu" "F.Mask")
+		(uuid "1f25fc26-a887-435f-8eec-6a78d712434c")
+	)
+	(pad "3" smd custom
+		(at 1.3 0)
+		(size 1 0.5)
+		(layers "F.Cu" "F.Mask")
+		(zone_connect 2)
+		(thermal_bridge_angle 45)
+		(options
+			(clearance outline)
+			(anchor rect)
+		)
+		(primitives
+			(gr_circle
+				(center 0 0.25)
+				(end 0.5 0.25)
+				(width 0)
+				(fill yes)
+			)
+			(gr_circle
+				(center 0 -0.25)
+				(end 0.5 -0.25)
+				(width 0)
+				(fill yes)
+			)
+			(gr_poly
+				(pts
+					(xy 0 0.75) (xy -0.55 0.75) (xy -0.55 -0.75) (xy 0 -0.75)
+				)
+				(width 0)
+				(fill yes)
+			)
+		)
+		(uuid "95248b75-aae9-4357-8e4b-2ec7ce8a1ad7")
+	)
+	(embedded_fonts no)
+)

project.pretty/Switzerland.kicad_mod

@@ -0,0 +1,130 @@
+(footprint "Switzerland"
+	(version 20241229)
+	(generator "pcbnew")
+	(generator_version "9.0")
+	(layer "F.Cu")
+	(property "Reference" "REF**"
+		(at 0 -0.5 0)
+		(unlocked yes)
+		(layer "F.SilkS")
+		(hide yes)
+		(uuid "4d744c5a-7c16-4740-a330-ac79a71733e3")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.1)
+			)
+		)
+	)
+	(property "Value" "Switzerland"
+		(at -0.2 2.55 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "c20dca1d-d535-4261-911f-5f7e77721b0a")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Datasheet" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "a7ed8506-c593-4125-99cc-fbdf2743ef18")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Description" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
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project.pretty/http___github.com_eiten_EWS.kicad_mod

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