kicad：EasyEDA→KiCad 工程（Board1/Board2）、库、脚本与评审文档（IC 引脚、风扇、热、EDL 供电、布局规则）

Co-Authored-By: Claude Opus 5.5 <[email protected]>

kicad/scripts/hub_strap_checks.py

@@ -0,0 +1,20 @@
+"""Electrical contracts for the ten explicit USB2517 strap pulldowns."""
+STRAPS = dict(zip(range(900, 910), (51, 49, 47, 33, 31, 17, 15, 50, 48, 34)))
+REFS = {f'R{n}' for n in STRAPS}
+
+
+def verify_hub_straps(board, check):
+    for refnum, pin in STRAPS.items():
+        ref = f'R{refnum}'
+        check(f'Hub strap {ref} approved 100k part',
+              board.parts[ref]['MPN'] == '0402WGF1003TCE'
+              and board.parts[ref]['LCSC'] == 'C25741' and board.resistor(ref) == 100000)
+        check(f'Hub strap U32.{pin} dedicated pull-down',
+              board.net_members[board.net('U32', pin)] == {('U32', str(pin)), (ref, '2')}
+              and board.net(ref, 1) == 'GND')
+    for pin, ref in ((41, 'R711'), (42, 'R712')):
+        check(f'Hub configuration select {pin} low',
+              board.resistor(ref) == 10000 and
+              {board.net(ref, 1), board.net(ref, 2)} == {'GND', board.net('U32', pin)})
+    check('Hub configuration select 13 low', board.net('U32', 13) == 'GND')
+