commit f209bcb08ee1c375766e726727ff557c52e9aaa2
Author: wind <7wind@7iwind.cn>
Date:   Mon Aug 10 20:31:54 2026 +0800

    first commit

diff --git a/.gitignore b/.gitignore
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--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,27 @@
+# ---- 应跟踪（不入 ignore）----
+# RK3506_NAV.DSN        原理图源文件
+# rk3506_nav.brd        PCB 设计文件
+
+# ---- OrCAD Capture 生成物 ----
+*.opj
+*.DBK
+*.3sav
+*.sav
+*.png
+CAPTURE_DESIGN_DCF/
+
+# ---- Allegro 生成物/日志 ----
+*.did
+*.jrl
+*.jrl,1
+*.log
+devices.dml
+
+# ---- SigXplorer ----
+signoise.log
+signoise.run/
+
+# ---- 通用 ----
+Thumbs.db
+Desktop.ini
+.DS_Store
\ No newline at end of file
diff --git a/RK3506_NAV.DSN b/RK3506_NAV.DSN
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diff --git a/rk3506_nav.brd b/rk3506_nav.brd
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index 0000000..7895ba1
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