📦 归档：唐磊输出的环路车检器 KiCad 工程统一移入 pcb/ 目录
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#!/usr/bin/env python3
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"""Generate KiCad 7 schematic (.kicad_sch) for the loop vehicle detector."""
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import re, uuid, os
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BASE = "/root/.openclaw/workspace/loop-detector/loop-detector-kicad"
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SYM = os.path.join(BASE, "loopdet.kicad_sym")
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SCH = os.path.join(BASE, "loop-detector.kicad_sch")
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def uid():
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return str(uuid.uuid4())
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# ---------- extract lib_symbols from .kicad_sym ----------
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data = open(SYM, encoding="utf-8").read()
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# only extract TOP-LEVEL (symbol "X" ...) blocks: track paren depth while scanning
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sym_blocks = []
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pat = re.compile(r'\(symbol "([^"]+)"')
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# find all matches, then filter to depth-1 (inside kicad_symbol_lib only)
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depth = 0
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top_starts = []
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for m in pat.finditer(data):
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# compute depth at match start by counting parens before it
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prefix = data[:m.start()]
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d = prefix.count('(') - prefix.count(')')
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if d == 1: # directly inside kicad_symbol_lib
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top_starts.append(m.start())
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for start in top_starts:
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depth = 0
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j = start
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while j < len(data):
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if data[j] == '(':
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depth += 1
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elif data[j] == ')':
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depth -= 1
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if depth == 0:
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break
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j += 1
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sym_blocks.append(data[start:j+1])
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# embedded symbol names must carry the library prefix (e.g. "loopdet:C") so that
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# lib_id "loopdet:C" resolves to the embedded definition without hitting the table
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import re as _re
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def _prefix(sym_block):
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return _re.sub(r'\(symbol "([^"]+)"', r'(symbol "loopdet:\1"', sym_block, count=1)
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lib_symbols = "(lib_symbols\n" + "\n".join(" " + _prefix(b) for b in sym_blocks) + "\n)\n"
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# ---------- components ----------
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# (lib, ref, value, x, y, rot, ref_at, val_at)
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COMPONENTS = [
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("CONN2", "J1", "CONN_2P", 40, 130, 0, (40, 136), (40, 124)),
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("TVS_BI", "TVS1", "TVS_BIDI", 62, 130, 0, (62, 136), (62, 124)),
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("XFMR", "T1", "1:1", 90, 130, 0, (90, 138), (90, 120)),
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("C", "C1", "100~470p", 107, 130, 90, (113, 136), (113, 124)),
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("Q_NPN", "Q1", "S9018", 130, 130, 0, (126.5, 136),(126.5, 124)),
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("R", "Rc", "2.2k", 138, 126.19,0, (134.5, 132),(134.5, 120)),
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("R", "Rb1", "100k", 124.92,121.5,90, (131, 121.5),(131, 117)),
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("R", "Rb2", "47k", 124.92,137.5,90, (131, 137.5),(131, 133)),
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("R", "Re", "1k", 132.54,139.5,90, (138.5, 139.5),(138.5, 135)),
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("C", "C2", "100p", 138, 135.5, 90, (144, 135.5),(144, 131)),
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("C", "Cc2", "10p", 148, 126.19,0, (148, 132), (148, 120)),
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("COMP", "U1", "LM393", 170, 130, 0, (170, 137), (170, 123)),
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("R", "R3", "10k", 150, 124, 90, (156, 124), (156, 119.5)),
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("R", "R4", "10k", 150, 138.5, 90, (156, 138.5),(156, 134)),
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("MCU", "MCU1", "STM32F103C8", 215, 130, 0, (215, 143), (215, 117)),
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("R", "R5", "1k", 245, 124.92,0, (245, 131), (245, 119)),
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("OPTO", "U2", "PC817", 265, 124.92,0, (265, 131), (265, 119)),
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("MOS_N", "Q2", "N-MOS", 300, 126.19,0, (296.5, 132),(296.5, 120)),
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("RELAY_SPDT","K1", "SPDT 12V", 325, 122.38,0, (325, 130), (325, 116)),
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("R", "R6", "1k", 245, 130, 0, (245, 136), (245, 124)),
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("LED", "D2", "LED", 280, 130, 0, (280, 136), (280, 124)),
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]
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# ---------- wires ----------
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WIRES = [
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# A net: J1.p1 - TVS1.p1 - T1.p1
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((37.46, 127.46), (82.38, 127.46)),
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((59.46, 127.46), (59.46, 130)),
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# B net: J1.p2 - TVS1.p2 - T1.p2
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((37.46, 132.54), (82.38, 132.54)),
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((64.54, 132.54), (64.54, 130)),
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# T1 sec upper: p3 - C1.p1 - base input
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((97.62, 127.46), (110, 127.46)),
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((110, 127.46), (110, 130)),
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((110, 130), (124.92, 130)),
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# T1 sec lower: p4 - C1.p2 - GND
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((97.62, 132.54), (107, 132.54)),
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((107, 132.54), (107, 145)),
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# VCC bus
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((100, 115), (320, 115)),
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((140.54, 126.19), (140.54, 115)),
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((124.92, 118.96), (124.92, 115)),
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((150, 121.46), (150, 115)),
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((317.38, 119.84), (317.38, 115)),
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# GND bus
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((100, 145), (340, 145)),
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((124.92, 140.04), (124.92, 145)),
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((132.54, 142.04), (132.54, 145)),
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((138, 138.04), (138, 145)),
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((257.38, 127.46), (257.38, 145)),
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((302.54, 130), (302.54, 145)),
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((282.54, 130), (282.54, 145)),
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# base net
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((124.92, 124.04), (124.92, 134.96)),
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# collector net
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((132.54, 126.19), (145.46, 126.19)),
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((138, 126.19), (138, 132.96)),
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# emitter
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((132.54, 133.81), (132.54, 136.96)),
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# comp in+
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((150.54, 126.19), (162.38, 126.19)),
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((162.38, 126.19), (162.38, 127.46)),
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# vref
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((150, 126.54), (150, 135.96)),
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((150, 132.54), (162.38, 132.54)),
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# comp out -> PA0
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((177.62, 130), (177.62, 124.92)),
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((177.62, 124.92), (202.3, 124.92)),
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# PA1 -> R5
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((227.7, 124.92), (242.46, 124.92)),
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# R5 -> OPTO.1
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((247.54, 124.92), (257.38, 124.92)),
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((257.38, 124.92), (257.38, 122.38)),
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# OPTO.4 -> gate
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((272.62, 122.38), (294.92, 122.38)),
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((294.92, 122.38), (294.92, 126.19)),
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# drain -> K1.A2
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((302.54, 122.38), (317.38, 122.38)),
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((317.38, 122.38), (317.38, 124.92)),
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# PA2 -> R6
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((227.7, 130), (242.46, 130)),
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# R6 -> D2.A
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((247.54, 130), (277.46, 130)),
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]
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# ---------- net labels ----------
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LABELS = [
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("VCC", (100, 115), 0),
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("GND", (100, 145), 0),
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("VCC", (227.7, 135.08), 0),
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("GND", (202.3, 135.08), 0),
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("COM", (332.62, 122.38), 0),
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("NO", (332.62, 117.3), 0),
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("NC", (332.62, 127.46), 0),
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]
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# ---------- texts ----------
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TEXTS = [
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("环路车检器原理图 — LC 振荡 + 频率计数方案（推荐①）", (20, 20), 3.5),
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("信号链：环形线圈 → T1 匹配变压器 → 考毕兹振荡 → 比较器整形 → MCU 测频判车 → 光耦隔离 → 继电器输出", (20, 30), 1.5),
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("接路面环形线圈（3~5匝，双绞屏蔽线 ≤20m）", (20, 108), 1.27),
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("→ 道闸控制器 / PLC 输入", (340, 114), 1.27),
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("【设计说明】", (20, 165), 1.5),
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("1) 线圈经 T1 匹配变压器隔离耦合，抗地环路干扰；", (20, 173), 1.27),
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("2) 谐振频率 f0 ≈ 1/(2π√(L·C1))，建议 20~150kHz（待现场验证）；", (20, 181), 1.27),
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("3) MCU 周期法测频（输入捕获），灵敏度阈值多档可调 + 回差防抖；", (20, 189), 1.27),
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("4) 基准频率上电自学习 + 慢速跟踪，抗温漂（雨雪/昼夜温差）；", (20, 197), 1.27),
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("5) 输出经光耦 U2 隔离驱动继电器 K1，防浪涌反灌烧 MCU；", (20, 205), 1.27),
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("6) 软件加看门狗；继电器粘连/掉线检测；", (20, 213), 1.27),
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("7) 电源：VIN 12~24V → 防反接 + TVS → LDO 5V → LDO 3.3V（本页未画出）；", (20, 221), 1.27),
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("8) 相邻车道串扰：线圈间距 ≥1m，必要时交替频率；", (20, 229), 1.27),
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("【关键参数（参考值，待现场验证）】", (240, 165), 1.5),
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("C1: 100~470pF C2: 100pF", (240, 173), 1.27),
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("Rb1: 100k Rb2: 47k", (240, 181), 1.27),
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("Rc: 2.2k Re: 1k", (240, 189), 1.27),
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("Q1: S9018/2N3904 Q2: N-MOS", (240, 197), 1.27),
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("U1: LM393 比较器 U2: PC817 光耦", (240, 205), 1.27),
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("K1: SPDT 12V/24V 继电器", (240, 213), 1.27),
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("MCU: STM32F103/GD32F103", (240, 221), 1.27),
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]
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# ---------- build ----------
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def fmt_xy(p):
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return f"(xy {p[0]:g} {p[1]:g})"
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parts = []
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ROOT_UUID = uid()
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parts.append("(kicad_sch")
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parts.append(" (version 20230121)")
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parts.append(' (generator eeschema)')
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parts.append(f" (uuid {ROOT_UUID})")
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parts.append(' (paper "A3")')
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parts.append(" (title_block")
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parts.append(' (title "Loop Vehicle Detector")')
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parts.append(' (date "2026-08-21")')
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parts.append(' (rev "1.0")')
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parts.append(' (company "xde")')
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parts.append(' (comment 1 "LC Oscillation + Frequency Counting")')
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parts.append(" )")
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parts.append("")
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# lib_symbols (indent 2)
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parts.append(lib_symbols.rstrip("\n"))
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parts.append("")
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# components
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for lib, ref, value, x, y, rot, ref_at, val_at in COMPONENTS:
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parts.append(" (symbol")
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parts.append(f" (lib_id \"loopdet:{lib}\")")
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parts.append(f" (at {x:g} {y:g} {rot})")
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parts.append(" (unit 1)")
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parts.append(" (in_bom yes)")
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parts.append(" (on_board yes)")
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parts.append(" (dnp no)")
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parts.append(f" (uuid {uid()})")
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parts.append(f" (property \"Reference\" \"{ref}\" (at {ref_at[0]:g} {ref_at[1]:g} 0) (effects (font (size 1.27 1.27)) (justify left)))")
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parts.append(f" (property \"Value\" \"{value}\" (at {val_at[0]:g} {val_at[1]:g} 0) (effects (font (size 1.27 1.27)) (justify left)))")
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parts.append(f" (property \"Footprint\" \"\" (at {x:g} {y:g} 0) (effects (font (size 1.27 1.27)) hide))")
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parts.append(f" (property \"Datasheet\" \"\" (at {x:g} {y:g} 0) (effects (font (size 1.27 1.27)) hide))")
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# pin uuids (number of pins depends on lib)
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PINMAP = {
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"R": ["1", "2"], "C": ["1", "2"], "TVS_BI": ["1", "2"], "LED": ["A", "K"],
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"Q_NPN": ["B", "C", "E"], "MOS_N": ["G", "D", "S"],
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"XFMR": ["1", "2", "3", "4"], "OPTO": ["1", "2", "4", "3"],
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"COMP": ["+", "-", "OUT"],
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"MCU": ["PA0", "GND", "PA1", "PA2", "VDD"],
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"RELAY_SPDT": ["A1", "A2", "COM", "NO", "NC"],
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"CONN2": ["1", "2"],
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}
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for pn in PINMAP[lib]:
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parts.append(f" (pin \"{pn}\" (uuid {uid()}))")
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parts.append(" (instances")
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parts.append(" (project \"loop-detector\"")
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parts.append(f" (path \"/{ROOT_UUID}\"")
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parts.append(f" (reference \"{ref}\") (unit 1)")
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parts.append(" )")
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parts.append(" )")
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parts.append(" )")
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parts.append(" )")
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parts.append("")
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# wires
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for p1, p2 in WIRES:
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parts.append(" (wire")
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parts.append(f" (pts {fmt_xy(p1)} {fmt_xy(p2)})")
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parts.append(" (stroke (width 0) (type default))")
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parts.append(f" (uuid {uid()})")
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parts.append(" )")
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parts.append("")
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# net labels
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for name, pos, ang in LABELS:
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parts.append(" (label")
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parts.append(f" \"{name}\" (at {pos[0]:g} {pos[1]:g} {ang})")
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parts.append(" (effects (font (size 1.27 1.27)) (justify left bottom))")
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parts.append(f" (uuid {uid()})")
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parts.append(" )")
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parts.append("")
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# texts
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for s, pos, size in TEXTS:
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parts.append(" (text")
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parts.append(f" \"{s}\" (at {pos[0]:g} {pos[1]:g} 0)")
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parts.append(f" (effects (font (size {size:g} {size:g})))")
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parts.append(f" (uuid {uid()})")
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parts.append(" )")
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parts.append("")
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parts.append(" (sheet_instances")
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parts.append(' (path "/" (page "1"))')
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parts.append(" )")
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parts.append(")")
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out = "\n".join(parts) + "\n"
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open(SCH, "w", encoding="utf-8").write(out)
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print("wrote", SCH, len(out), "bytes")
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Binary file not shown.
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After Width: | Height: | Size: 140 KiB |
@@ -0,0 +1,83 @@
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{
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"board": {
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"design_settings": {
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"defaults": {
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"apply_defaults_to_fp_fields": false,
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"apply_defaults_to_new_footprints": false
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}
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}
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},
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"boards": [],
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"cvpcb": {
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"equivalence_files": []
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},
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"erc": {
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"erc_exclusions": [],
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"meta": {
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"version": 0
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}
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},
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"libraries": {
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"pinned_footprint_libs": [],
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"pinned_symbol_libs": []
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},
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"meta": {
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"filename": "loop-detector.kicad_pro",
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"version": 1
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},
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"net_settings": {
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"classes": [
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{
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"bus_width": 12,
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"clearance": 0.2,
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"diff_pair_gap": 0.25,
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"diff_pair_via_gap": 0.25,
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"diff_pair_width": 0.2,
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"line_style": 0,
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"microvia_diameter": 0.3,
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||||
"microvia_drill": 0.1,
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||||
"name": "Default",
|
||||
"pcb_color": "rgba(0, 0, 0, 0.000)",
|
||||
"schematic_color": "rgba(0, 0, 0, 0.000)",
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"track_width": 0.25,
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||||
"via_diameter": 0.8,
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"via_drill": 0.4,
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||||
"wire_width": 6
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||||
}
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||||
],
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||||
"meta": {
|
||||
"version": 3
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||||
},
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||||
"net_colors": null,
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||||
"netclass_assignments": null,
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||||
"netclass_patterns": []
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},
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||||
"pcbnew": {
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||||
"last_paths": {
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||||
"gencad": "",
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||||
"netlist": "",
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||||
"plot": "",
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"pos": "",
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||||
"specctra_dsn": "",
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||||
"step": "",
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||||
"svg": "",
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||||
"vrml": ""
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||||
},
|
||||
"page_layout_descr_file": ""
|
||||
},
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||||
"schematic": {
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||||
"legacy_lib_dir": "",
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||||
"legacy_lib_list": [],
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||||
"meta": {
|
||||
"version": 1
|
||||
},
|
||||
"page_layout_descr_file": ""
|
||||
},
|
||||
"sheets": [
|
||||
[
|
||||
"aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa",
|
||||
"Root"
|
||||
]
|
||||
],
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||||
"text_variables": {}
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||||
}
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||||
File diff suppressed because it is too large
Load Diff
Binary file not shown.
@@ -0,0 +1,392 @@
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(kicad_symbol_lib
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(version 20220914)
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||||
(generator "xde")
|
||||
(symbol "R"
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||||
(pin_numbers hide) (pin_names (offset 0))
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||||
(in_bom yes)
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||||
(on_board yes)
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||||
(property "Reference" "R" (at 0 2.54 0) (effects (font (size 1.27 1.27)) (justify left)))
|
||||
(property "Value" "R" (at 0 -2.54 0) (effects (font (size 1.27 1.27)) (justify left)))
|
||||
(property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
|
||||
(property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
|
||||
(symbol "R_0_1"
|
||||
(rectangle (start -1.27 -1.27) (end 1.27 1.27)
|
||||
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(number "PA2" (effects (font (size 1.27 1.27)))))
|
||||
(pin passive line (at 12.7 5.08 180) (length 1.27)
|
||||
(name "VDD" (effects (font (size 1.27 1.27))))
|
||||
(number "VDD" (effects (font (size 1.27 1.27)))))
|
||||
)
|
||||
)
|
||||
(symbol "RELAY_SPDT"
|
||||
(pin_numbers hide) (pin_names (offset 0))
|
||||
(in_bom yes)
|
||||
(on_board yes)
|
||||
(property "Reference" "K" (at -7.62 6.35 0) (effects (font (size 1.27 1.27)) (justify left)))
|
||||
(property "Value" "K" (at -7.62 -6.35 0) (effects (font (size 1.27 1.27)) (justify left)))
|
||||
(property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
|
||||
(property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
|
||||
(symbol "RELAY_SPDT_0_1"
|
||||
(rectangle (start -5.08 -2.54) (end 2.54 2.54)
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy -5.08 -1.9) (xy 2.54 1.9))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy -6.35 -2.54) (xy -5.08 -2.54))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy -6.35 2.54) (xy -5.08 2.54))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy 2.54 0) (xy 5.08 0))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy 5.08 0) (xy 5.08 5.08))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy 5.08 5.08) (xy 6.35 5.08))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(polyline (pts (xy 5.08 -5.08) (xy 6.35 -5.08))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(circle (center 5.08 0) (radius 0.4)
|
||||
(stroke (width 0.254) (type default)) (fill (type outline)))
|
||||
(circle (center 5.08 -5.08) (radius 0.4)
|
||||
(stroke (width 0.254) (type default)) (fill (type outline)))
|
||||
(circle (center 5.08 5.08) (radius 0.4)
|
||||
(stroke (width 0.254) (type default)) (fill (type outline)))
|
||||
)
|
||||
(symbol "RELAY_SPDT_1_1"
|
||||
(pin passive line (at -7.62 -2.54 0) (length 1.27)
|
||||
(name "A1" (effects (font (size 1.27 1.27))))
|
||||
(number "A1" (effects (font (size 1.27 1.27)))))
|
||||
(pin passive line (at -7.62 2.54 0) (length 1.27)
|
||||
(name "A2" (effects (font (size 1.27 1.27))))
|
||||
(number "A2" (effects (font (size 1.27 1.27)))))
|
||||
(pin passive line (at 7.62 0 180) (length 1.27)
|
||||
(name "COM" (effects (font (size 1.27 1.27))))
|
||||
(number "COM" (effects (font (size 1.27 1.27)))))
|
||||
(pin passive line (at 7.62 -5.08 180) (length 1.27)
|
||||
(name "NO" (effects (font (size 1.27 1.27))))
|
||||
(number "NO" (effects (font (size 1.27 1.27)))))
|
||||
(pin passive line (at 7.62 5.08 180) (length 1.27)
|
||||
(name "NC" (effects (font (size 1.27 1.27))))
|
||||
(number "NC" (effects (font (size 1.27 1.27)))))
|
||||
)
|
||||
)
|
||||
(symbol "CONN2"
|
||||
(pin_numbers hide) (pin_names (offset 0))
|
||||
(in_bom yes)
|
||||
(on_board yes)
|
||||
(property "Reference" "J" (at -2.54 5.08 0) (effects (font (size 1.27 1.27)) (justify left)))
|
||||
(property "Value" "J" (at -2.54 -5.08 0) (effects (font (size 1.27 1.27)) (justify left)))
|
||||
(property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
|
||||
(property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27)) hide))
|
||||
(symbol "CONN2_0_1"
|
||||
(polyline (pts (xy -3.81 -3.81) (xy -3.81 3.81))
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(circle (center -2.54 -2.54) (radius 1.27)
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
(circle (center -2.54 2.54) (radius 1.27)
|
||||
(stroke (width 0.254) (type default)) (fill (type none)))
|
||||
)
|
||||
(symbol "CONN2_1_1"
|
||||
(pin passive line (at -2.54 -2.54 0) (length 1.27)
|
||||
(name "~" (effects (font (size 1.27 1.27))))
|
||||
(number "1" (effects (font (size 1.27 1.27)))))
|
||||
(pin passive line (at -2.54 2.54 0) (length 1.27)
|
||||
(name "~" (effects (font (size 1.27 1.27))))
|
||||
(number "2" (effects (font (size 1.27 1.27)))))
|
||||
)
|
||||
)
|
||||
)
|
||||
@@ -0,0 +1,4 @@
|
||||
(sym_lib_table
|
||||
(version 7)
|
||||
(lib (name "loopdet")(type "KiCad")(uri "${KIPRJMOD}/loopdet.kicad_sym")(options "")(descr "Loop detector custom symbols"))
|
||||
)
|
||||
Reference in New Issue
Block a user