{"id":2745,"date":"2020-12-27T00:15:34","date_gmt":"2020-12-26T16:15:34","guid":{"rendered":"https:\/\/jir.idv.tw\/wordpress\/?p=2745"},"modified":"2026-07-09T14:56:06","modified_gmt":"2026-07-09T06:56:06","slug":"diy%e7%a6%8f%e7%89%b9st170%e7%9a%84imrc%e6%a8%a1%e7%b5%84%ef%bc%8c%e5%a4%96%e6%8e%9barduino%e9%9c%8d%e7%88%be%e6%84%9f%e6%87%89%e5%99%a8%e6%8a%93%e5%bc%95%e6%93%8e%e8%bd%89%e9%80%9f%e9%a9%85","status":"publish","type":"post","link":"https:\/\/jir.idv.tw\/wordpress\/?p=2745","title":{"rendered":"[DIY]\u798f\u7279ST170\u7684IMRC\u6a21\u7d44\uff0c\u5916\u639bArduino+\u970d\u723e\u611f\u61c9\u5668\u6293\u5f15\u64ce\u8f49\u901f\u9a45\u52d5\u3001\u6216\u5916\u639b\u6046\u6d41\u96fb\u6e90\u6a21\u7d44\u76f4\u63a5\u9a45\u52d5\u99ac\u9054\u3001\u522a\u9664IMRC\u786c\u9ad4\u529f\u80fd"},"content":{"rendered":"

*** \u7de8\u8f2f\u66f4\u65b0\uff1a2026.07.09***
\n\u6700\u65b0\u53c3\u8003\u8cc7\u6599\u540c\u6b65\u66f4\u65b0GitHub\uff1a
\nhttps:\/\/github.com\/Jir8taiwan\/ST170_ext.control_IMRC<\/a><\/p>\n

\"\"<\/a><\/p>\n

\u524d\u8a00\uff0c\u6211\u9019\u53f0FORD FOCUS MK1 ST170\u7684IMRC\u6a21\u7d44\uff0c\u96d6\u7136\u56e0\u70ba\u8df3\u4e86P1518\u5f8c\u63db\u4e86\u4e00\u9846\u65b0\u7684\u4e0d\u6703\u518d\u51fa\u73fe\u8b66\u5831\u3002
\n\u4f46\u662f\u5f8c\u4f86\u6709\u660e\u78ba\u767c\u73fe\uff0c\u5728\u5f15\u64ce\u555f\u52d5\u6642\uff0c\u90fd\u6c92\u6709\u505a\u6b63\u5e38\u7684\u958b\u555f(\u9577\u901a\u9053\u5faa\u74b0)\u7684\u904b\u4f5c\uff0c\u9020\u6210\u8d77\u6b65\u548c\u52a0\u901f\u76f8\u5c0d\u7121\u529b\u3001\u4ee5\u53ca\u8017\u6cb9\u554f\u984c\u3002
\n\u770b\u96fb\u8def\u5716\uff0c\u731c\u4ed6\u53ef\u80fd\u7dda\u7d44\u7684\u4e2d\u7e7c\u63a5\u982d\u61c9\u8a72\u662f\u6709\u63a5\u89f8\u4e0d\u826f\u624d\u9020\u6210\u9019\u6a23\uff0c\u4f46\u662f\u6211\u4e5f\u61f6\u5f97\u62c6\u5728\u6771\u62c6\u897f\u67e5\u4fee\u4e86\u3002
\n\u4e7e\u8106\u76f4\u63a5\u7528\u5916\u639b\u76e3\u63a7\u548c\u9a45\u52d5\u7684\u65b9\u5f0f\u53bb\u63a7\u5236IMRC\u6a21\u7d44\u4f55\u6642\u7528\u77ed\u901a\u9053\u548c\u9577\u901a\u9053\u3002
\n\u57fa\u672c\u8981\u63a7\u5236IMRC\u6a21\u7d44\u7684\u5730\u65b9\uff0c\u5c31\u662f\u63a5\u982d\u7684PIN1(GND)\u548cPIN3(SIGNAL CONTRL)\u8173\u3002
\n\u7576\u8a0a\u865f\u63a5\u5730\uff0c\u4ed6\u5c31\u6703\u505a\u52d5\u6210\u9577\u901a\u9053\u6a21\u5f0f\uff0c\u9069\u75286000RPM\u4ee5\u4e0b\u7684\u4f4e\u901f\u626d\u529b\u9700\u6c42\u3002
\n\u7576\u8a0a\u865f\u65b7\u8def\uff0c\u4ed6\u5247\u6703\u6062\u5fa9\u653e\u9b06\u6210\u77ed\u901a\u9053\u6a21\u5f0f\uff0c\u9069\u75286000-8500RPM\u7684\u9ad8\u901f\u5438\u6c23\u9700\u6c42\u3002
\n\u5982\u679c\u4e0d\u60f3\u8981\u505a\u52d5\uff0c\u53ea\u662f\u8981\u5f37\u5236ACC\u5f8c\u56fa\u5b9a\u9577\u901a\u9053\uff0c\u4e5f\u53ef\u4ee5\u62ff\u4e00\u500b\u4e8c\u6975\u9ad4\u76f4\u63a5\u5169\u8173\u4f4d\u5c0e\u901a\u5c31\u597d\u3002<\/p>\n

NOTE:
\n1. ACC\u7d05\u706b\u555f\u52d5\uff0cPCM\u6703\u4f7fPIN3\u5c0e\u901a\u63a5\u5730\uff0cIMRC\u6a21\u7d44\u65bc1.5s\u5167\u8981\u62c9\u92fc\u7d22\uff0c\u628a\u9032\u6c23\u5c90\u7ba1\u8f49\u5230\u9577\u901a\u9053(\u626d\u529b\u6a21\u5f0f)\u3002
\n2. IMRC\u6a21\u7d44\u92fc\u7d22\u62c9\u52d5\u5f8c\uff0c\u88e1\u9762\u7684\u9285\u7247\u91d1\u5c6c\u63a5\u9ede\u7d50\u5408\uff0c\u89f8\u767c\u96fb\u963b75R\u8ff4\u8def\u7d66PIN5\u548cPIN6\uff0c\u544a\u77e5PCM\u92fc\u7d22\u6a5f\u69cb\u6c92\u6709\u5361\u4f4f\u3002<\/p>\n

\"\"<\/a><\/p>\n

(1) \u65b9\u6848\u4e00\uff0c\u5916\u90e8\u611f\u61c9\u8f49\u901f\u8a0a\u865f\uff0c\u5f37\u5236IMRC\u6a21\u7d44\u4e0d\u7d93\u904ePCM\u63a7\u5236\uff0c\u5c0e\u901a\u62c9\u52d5\uff0f\u653e\u9b06\u92fc\u7d22<\/strong>
\n\u4fee\u6539\u63a7\u5236\u914d\u7dda\u5716\uff1a
\nSchematic_ST170_ext.control_IMRC diagram_2026-06-26<\/a>
\n\"\"<\/a><\/p>\n

\u5229\u7528\u9ad8\u58d3\u7dda\u5708\u8655\u7406RPM\u8a0a\u865f\u64f7\u53d6\u6a21\u64ec\u96fb\u8def\u5716\uff1a
\nhttps:\/\/is.gd\/YLMHyL<\/a><\/p>\n

\u9700\u6c42\u6750\u6599\uff1a
\nArduino NANO\u677f
\nHALL\u611f\u61c9\u5668\u6a21\u7d44
\n1\u8def5V RELAY\u6a21\u7d44
\n12V\u8f495V\u96fb\u6e90\u8f49\u63db\u6a21\u7d44
\nPVC\u7d5e\u7dda0.5\u62160.3mm^2\uff0c\u56db\u5fc3\u7dda
\n\u8173\u4f4d\u7e9c\u7dda<\/p>\n

\u914d\u7dda\uff1a
\nIMRC\u6a21\u7d44\u7684PIN1(GND)\u3001PIN2(VCC)\u3001PIN3(CONTROL)\uff1b12V\u6b63\u96fb\u548c\u63a5\u5730\u63a5\u523012V\u8f495V\u6a21\u7d44\uff1b\u63a7\u5236\u7dda\u548c\u63a5\u5730\u5247\u5206\u5225\u63a5\u5230RELAY\u6a21\u7d44\u7684NC\u548cCOM\u3002
\nHALL\u611f\u61c9\u5668\u6a21\u7d44\u7684\u6b63\u6975\u63a53.3V\u3001\u8ca0\u6975\u63a5GND\u3001\u6578\u4f4d\u8a0a\u865f\u63a57\u865f\u8173\u3002
\nRELAY\u6a21\u7d44\u7684\u6b63\u6975\u63a512\u865f\u8173\uff0c\u8ca0\u6975\u63a5GND\u3002
\n12V\u8f495V\u6a21\u7d44\u7684USB\u8f38\u51fa\u7dda\uff0c\u63a5Arduino NANO\u677f\u7684USB\u96fb\u6e90\u7dda<\/p>\n

\"\"<\/a> \"\"<\/a>
\n\"\"<\/a> \"\"<\/a><\/p>\n

\u5de5\u4f5c\u5224\u65b7\u8a2d\u8a08\u539f\u7406\uff1a
\n\u970d\u723e\u611f\u61c9\u5668\u56de\u994b\u8a0a\u865f\u7d667\u865f\u8173\uff0c\u8a08\u7b97\u6bd4\u5c0d\u7576\u4e0b\u7684\u5f15\u64ce\u8f49\u901f\u503c\u3002
\n\u5224\u65b7\u75763900RPM\u65bc0.5\u79d2\u5f8c\uff0c\u53c8\u8d85\u904e4000RPM\u6642\uff0c\u524712\u865f\u8173\u8f38\u51fa\u7d66RELAY\uff0c\u8b93\u672c\u4f86PIN1\u548cPIN3\u77ed\u8def\u72c0\u614b\u8b8a\u65b7\u8def\u3002<\/p>\n

\u904e\u7a0b\u4e2d\uff0c\u767c\u73feRELAY\u6703\u4e82\u505a\u52d5\u3002
\n\u7528Serial\u57e0\u898b\u63a7\u6578\u503c\u5f8c\uff0c\u6020\u901f\u4e0b\u56de\u994b\u7684RPM\u8f49\u901f\u8a0a\u865f\u8a08\u7b97\u503c\u6703\u78349000~12000RPM\u5de6\u53f3\u7684\u8aa4\u5dee\u503c~XD
\n\u770b\u8d77\u4f86\u6211\u5b89\u88ddSENSOR\u7684\u4f4d\u7f6e\uff0c\u6709\u6975\u5927\u7684\u96dc\u8a0a\u6703\u9020\u6210\u5e72\u64fe\u8aa4\u7b97\u3002
\n\u6240\u4ee5\u5148\u4e0b\u4e00\u500b\u9664\u4ee512\u500d\u7684\u65b9\u5f0f\u505a\u521d\u6b65\u7684\u6ffe\u6ce2\u8a08\u7b97\uff0c\u770b\u8d77\u4f86\u5c31\u80fd\u76f8\u5c0d\u6b63\u5e38\u8a08\u7b97\u7e7c\u96fb\u5668\u7684\u555f\u9589\u6642\u6a5f\u4e86\u3002<\/p>\n

\u7b49\u6709\u7a7a\u4e00\u9ede\uff0c\u6539\u6210\u76e3\u63a7\u9ede\u706b\u96fb\u6676\u9ad4\u768412V\u8a0a\u865f\u597d\u4e86\u3002
\n\u9019\u500b\u61c9\u8a72\u4e0d\u6703\u6709\u5468\u906d\u96fb\u5834\u7684\u96dc\u8a0a\u5e72\u64fe\uff0c\u53ea\u662f\u8981\u600e\u9ebc\u76e3\u63a7\u8a0a\u865f\uff0c\u53c8\u4e0d\u5e72\u64fe\u9ede\u706b\u7cfb\u7d71\u7684\u9ad8\u963b\u6297\u96fb\u8def\uff0c\u6211\u8981\u518d\u60f3\u60f3\u3002<\/p>\n

\u5229\u7528EasyEDA\u8edf\u9ad4\u88fd\u4f5c\u6210\u54c1\uff0cPDF\u539f\u59cb\u6a94\u9023\u7d50\uff1a
\nSchematic_ST170_ext.control_IMRC diagram_251113<\/strong><\/a>
\n**\u6b64\u6587\u4ef6\u5df2\u6709\u66f4\u65b0\u8abf\u6574\u63a5\u7dda\u3001\u516c\u6bcd\u63a5\u982d\u8173\u4f4d\u5224\u8b80\u3001BYPASS\u7684\u7e7c\u96fb\u5668\u63a5\u6cd5\u3002<\/p>\n

\u6700\u65b0\u7a0b\u5f0f\u78bc\u540c\u6b65\u66f4\u65b0\u5728GitHub\u90a3\u88cf\uff1ahttps:\/\/github.com\/Jir8taiwan\/ST170_ext.control_IMRC<\/a>
\n\u7a0b\u5f0f\u78bc\uff1a
\n
\n\/\/ ======================================================================
\n\/\/ Ford Focus MK1 ST170 \u2014 IMRC \u5916\u90e8\u4e3b\u52d5\u8a0a\u865f\u63a7\u5236\u5668
\n\/\/ Version 4.0 2026.06.26
\n\/\/ \u786c\u9ad4\u8173\u4f4d\u5b9a\u7fa9\uff1a
\n\/\/ D7 \u2192 Hall sensor \/ \u9ede\u706b\u8a0a\u865f\u8f38\u5165\uff08PCM \u521d\u7d1a\u7dda\u5708\u4e0b\u62c9\u8a0a\u865f\uff09
\n\/\/ D12 \u2192 \u7e7c\u96fb\u5668 IN \u81f4\u80fd\u8f38\u51fa\uff08HIGH = \u7e7c\u96fb\u5668\u52d5\u4f5c\uff0cLOW = \u7e7c\u96fb\u5668\u95dc\u9589\uff09
\n\/\/ OLED\uff08SPI 7-pin SH1106\uff09\uff1a
\n\/\/ D0=13, D1=11, CS=10, DC=9, Reset=8
\n\/\/ ======================================================================
\n#include \"U8glib.h\"
\nU8GLIB_SH1106_128X64 u8g(13, 11, 10, 9, 8);<\/p>\n

\/\/ \u7248\u672c\uff1a
\nIMRCversion = \"2026.06.26\";
\n\/\/ -----------------------------------------------------------------------
\n\/\/ \u8173\u4f4d\u5b9a\u7fa9
\n\/\/ -----------------------------------------------------------------------
\nconst int SIGNAL_PIN = 7; \/\/ \u9ede\u706b\u8108\u885d\u8a0a\u865f\u8f38\u5165\u8173\u4f4d
\nconst int RELAY_PIN = 12; \/\/ \u7e7c\u96fb\u5668 IN \u81f4\u80fd\u8f38\u51fa\u8173\u4f4d<\/p>\n

\/\/ -----------------------------------------------------------------------
\n\/\/ \u8108\u885d\u8a08\u6578\u8a2d\u5b9a
\n\/\/ \u8aaa\u660e\uff1a\u7b49\u5230\u7d2f\u7a4d hall_thresh \u500b\u8108\u885d\u5f8c\u624d\u8a08\u7b97\u4e00\u6b21 RPM
\n\/\/ \u6578\u503c\u8d8a\u5927\uff0c\u8a08\u7b97\u8d8a\u7cbe\u78ba\uff0c\u4f46\u66f4\u65b0\u8d8a\u6162
\n\/\/ -----------------------------------------------------------------------
\nconst float HALL_THRESH = 400.0;<\/p>\n

\/\/ -----------------------------------------------------------------------
\n\/\/ \u8108\u885d\u4fc2\u6578\u8a2d\u5b9a\uff08\u4f9d\u5be6\u969b\u63a5\u7dda\u8abf\u6574\uff09
\n\/\/ \u56db\u7f38\u56db\u884c\u7a0b\uff0c\u6293\u4e00\u500b\u9ede\u706b\u8a0a\u865f\uff1a
\n\/\/ \u82e5\u66f2\u8ef8\u6bcf\u8f49 1 \u5708 D7 \u6536\u5230 1 \u500b\u8108\u885d \u2192 PULSE_PER_REV = 1.0
\n\/\/ \u82e5\u66f2\u8ef8\u6bcf\u8f49 1 \u5708 D7 \u6536\u5230 2 \u500b\u8108\u885d \u2192 PULSE_PER_REV = 2.0
\n\/\/ \u5be6\u8eca\u6e2c\u8a66\u6642\u5c0d\u6bd4\u5100\u8868\u677f\u8f49\u901f\u8868\u78ba\u8a8d
\n\/\/ -----------------------------------------------------------------------
\nconst float PULSE_PER_REV = 1.0;<\/p>\n

\/\/ -----------------------------------------------------------------------
\n\/\/ IMRC \u4f5c\u52d5\u8f49\u901f\u9580\u6abb
\n\/\/ -----------------------------------------------------------------------
\nconst int RPM_THRESHOLD = 6000;
\nconst int RPM_ON_THRESHOLD = RPM_THRESHOLD; \/\/ \u8d85\u904e\u6b64\u503c \u2192 \u7e7c\u96fb\u5668 ON
\nconst int RPM_OFF_THRESHOLD = RPM_THRESHOLD - 200; \/\/ \u4f4e\u65bc\u6b64\u503c \u2192 \u7e7c\u96fb\u5668 OFF
\n\/\/ 5800 ~ 6000 \u4e4b\u9593\u4fdd\u6301\u4e0a\u4e00\u6b21\u72c0\u614b<\/p>\n

\/\/ -----------------------------------------------------------------------
\n\/\/ \u5168\u57df\u72c0\u614b\u8b8a\u6578
\n\/\/ -----------------------------------------------------------------------
\nint current_rpm = 0; \/\/ \u7576\u524d\u8a08\u7b97 RPM\uff08\u7d66 OLED \u986f\u793a\u7528\uff09
\nbool relay_active = false; \/\/ \u7e7c\u96fb\u5668\u76ee\u524d\u72c0\u614b\uff08true = ON\uff09<\/p>\n

\/\/ ======================================================================
\n\/\/ setup()\uff1a\u958b\u6a5f\u521d\u59cb\u5316\uff0c\u53ea\u57f7\u884c\u4e00\u6b21
\n\/\/ ======================================================================
\nvoid setup() {<\/p>\n

Serial.begin(115200);<\/p>\n

\/\/ \u8a2d\u5b9a\u8173\u4f4d\u65b9\u5411
\n pinMode(SIGNAL_PIN, INPUT); \/\/ D7 \u9ede\u706b\u8a0a\u865f\u8f38\u5165
\n pinMode(RELAY_PIN, OUTPUT); \/\/ D12 \u7e7c\u96fb\u5668\u8f38\u51fa
\n digitalWrite(RELAY_PIN, LOW); \/\/ \u958b\u6a5f\u9810\u8a2d\u7e7c\u96fb\u5668\u95dc\u9589<\/p>\n

delay(100);<\/p>\n

\/\/ OLED \u958b\u6a5f\u756b\u9762
\n u8g.firstPage();
\n do {
\n u8g.setFont(u8g_font_helvB08);
\n u8g.drawStr(3, 12, \"GitHub: Jir8taiwan\");
\n u8g.drawStr(3, 32, \"ST170 IMRC Controller\");
\n u8g.drawStr(3, 52, IMRCversion);
\n } while (u8g.nextPage());<\/p>\n

delay(400);
\n}<\/p>\n

\/\/ ======================================================================
\n\/\/ loop()\uff1a\u4e3b\u8ff4\u5708\uff0c\u6301\u7e8c\u57f7\u884c
\n\/\/ ======================================================================
\nvoid loop() {<\/p>\n

\/\/ --------------------------------------------------------------------
\n \/\/ \u7b2c\u4e00\u6b65\uff1a\u91cf\u6e2c RPM
\n \/\/ \u539f\u7406\uff1a\u7b49\u5f85 HALL_THRESH \u500b\u8108\u885d\uff0c\u8a08\u7b97\u9019\u6bb5\u6642\u9593\uff0c\u63db\u7b97\u8f49\u901f
\n \/\/ PCM \u4e0b\u62c9\u8a0a\u865f\uff1a\u9ede\u706b\u6642\u70ba LOW\uff0c\u5f85\u6a5f\u6642\u70ba HIGH
\n \/\/ --------------------------------------------------------------------
\n float hall_count = 0.0;
\n float start_time = micros();
\n bool in_pulse = false; \/\/ \u9632\u6b62\u540c\u4e00\u500b\u8108\u885d\u91cd\u8907\u8a08\u6578<\/p>\n

while (true) {
\n if (digitalRead(SIGNAL_PIN) == LOW) {
\n \/\/ \u8a0a\u865f\u70ba LOW = \u9ede\u706b\u89f8\u767c\u4e2d
\n if (!in_pulse) {
\n in_pulse = true; \/\/ \u6a19\u8a18\uff1a\u76ee\u524d\u5728\u8108\u885d\u5167
\n hall_count += 1.0; \/\/ \u8a08\u6578\u52a0\u4e00
\n }
\n } else {
\n \/\/ \u8a0a\u865f\u56de\u5230 HIGH = \u8108\u885d\u7d50\u675f\uff0c\u91cd\u7f6e\u65d7\u6a19\u6e96\u5099\u4e0b\u4e00\u6b21
\n in_pulse = false;
\n }<\/p>\n

\/\/ \u7d2f\u7a4d\u5920\u4e86\u5c31\u8df3\u51fa\uff0c\u958b\u59cb\u8a08\u7b97
\n if (hall_count >= HALL_THRESH) {
\n break;
\n }
\n }<\/p>\n

\/\/ --------------------------------------------------------------------
\n \/\/ \u7b2c\u4e8c\u6b65\uff1a\u8a08\u7b97 RPM
\n \/\/ \u516c\u5f0f\uff1aRPM = (\u8108\u885d\u6578 \/ \u6bcf\u8f49\u8108\u885d\u6578) \/ \u7d93\u904e\u79d2\u6578 \u00d7 60
\n \/\/ --------------------------------------------------------------------
\n float end_time = micros();
\n float time_passed = (end_time - start_time) \/ 1000000.0; \/\/ \u8f49\u63db\u6210\u79d2
\n current_rpm = (int)((hall_count \/ PULSE_PER_REV) \/ time_passed * 60.0);<\/p>\n

\/\/ \u5e8f\u5217\u57e0\u8f38\u51fa\u4f9b\u9664\u932f\u76e3\u63a7
\n Serial.print(\"Time Passed: \");
\n Serial.print(time_passed, 3);
\n Serial.print(\"s | RPM: \");
\n Serial.println(current_rpm);<\/p>\n

\/\/ --------------------------------------------------------------------
\n \/\/ \u7b2c\u4e09\u6b65\uff1a\u4f9d RPM \u63a7\u5236\u7e7c\u96fb\u5668\u8f38\u51fa
\n \/\/ \u908f\u8f2f\uff1a
\n \/\/ RPM >= RPM_THRESHOLD \u2192 \u7e7c\u96fb\u5668 ON\uff08IMRC \u958b\u555f\uff09
\n \/\/ RPM < RPM_THRESHOLD \u2192 \u7e7c\u96fb\u5668 OFF\uff08IMRC \u95dc\u9589\uff09\n \/\/ \u6ce8\u610f\uff1a\u4e0d\u4f7f\u7528 delay() \u505a\u4e8c\u6b21\u78ba\u8a8d\uff0c\u56e0\u70ba delay() \u671f\u9593\n \/\/ RPM \u4e0d\u6703\u66f4\u65b0\uff0c\u78ba\u8a8d\u6c92\u6709\u5be6\u969b\u610f\u7fa9\u3002\n \/\/ RPM \u672c\u8eab\u5df2\u662f HALL_THRESH \u500b\u8108\u885d\u7684\u5e73\u5747\u503c\uff0c\u7a69\u5b9a\u6027\u8db3\u5920\u3002\n \/\/ --------------------------------------------------------------------\n if (current_rpm >= RPM_ON_THRESHOLD) {
\n \/\/ \u8f49\u901f\u8d85\u904e 6000 RPM \u2192 \u7e7c\u96fb\u5668 ON
\n digitalWrite(RELAY_PIN, HIGH);
\n relay_active = true;
\n } else {
\n digitalWrite(RELAY_PIN, LOW);
\n \/\/ \u8f49\u901f\u4f4e\u65bc 5800 RPM \u2192 \u7e7c\u96fb\u5668 OFF
\n relay_active = false;
\n }
\n \/\/ ---- \u5e8f\u5217\u57e0\u8f38\u51fa\u7e7c\u96fb\u5668\u72c0\u614b ----------------------------
\n Serial.print(\"Relay: \");
\n Serial.println(relay_active ? \"ON\" : \"OFF\");
\n Serial.println(\"--------------------\");<\/p>\n

\/\/ --------------------------------------------------------------------
\n \/\/ \u7b2c\u56db\u6b65\uff1a\u66f4\u65b0 OLED \u986f\u793a
\n \/\/ \u986f\u793a\uff1a\u76ee\u524d RPM\u3001\u7e7c\u96fb\u5668\u72c0\u614b\u3001\u8a2d\u5b9a\u9580\u6abb
\n \/\/ --------------------------------------------------------------------
\n u8g.firstPage();
\n do {
\n u8g.setFont(u8g_font_helvR12);<\/p>\n

\/\/ \u7b2c\u4e00\u884c\uff1aRPM \u6578\u503c
\n u8g.drawStr(0, 15, \"RPM:\");
\n u8g.setPrintPos(50, 15);
\n u8g.print(current_rpm);<\/p>\n

\/\/ \u7b2c\u4e8c\u884c\uff1a\u7e7c\u96fb\u5668\u72c0\u614b
\n u8g.drawStr(0, 35, \"IMRC:\");
\n u8g.setPrintPos(50, 35);
\n u8g.print(relay_active ? \"ON \" : \"OFF\");<\/p>\n

\/\/ \u7b2c\u4e09\u884c\uff1a\u8a2d\u5b9a\u9580\u6abb\uff08\u78ba\u8a8d\u76ee\u524d\u8a2d\u5b9a\u503c\uff09
\n u8g.drawStr(0, 55, \"SET:\");
\n u8g.setPrintPos(50, 55);
\n u8g.print(RPM_THRESHOLD);
\n u8g.print(\"rpm\");<\/p>\n

} while (u8g.nextPage());<\/p>\n

\/\/ \u77ed\u66ab\u5ef6\u9072\u907f\u514d OLED \u66f4\u65b0\u904e\u5feb\u9020\u6210\u9583\u720d
\n delay(100);<\/p>\n

} \/\/ loop() \u7d50\u675f
\n<\/code><\/p>\n

(2) \u65b9\u6848\u4e8c\uff0c\u4fdd\u6301PCM\u63a7\u5236\u8a0a\u865f\uff0cIMRC\u6a21\u7d44\u5167\u90e8\u8ff4\u8def\u4fee\u6539\uff0c\u7531\u5916\u639bDC\u99ac\u9054\u9a45\u52d5\u5668\uff0c\u5c0e\u901a\u62c9\u52d5\uff0f\u653e\u9b06\u92fc\u7d22<\/strong>
\n\u770b\u8d77\u4f86IMRC\u61c9\u8a72\u662f\u798f\u7279\u65e9\u671f\u6709\u8a2d\u8a08\u4e0d\u826f\u7684\u901a\u75c5\uff0c\u6a21\u7d44\u7684TIP121\u66f4\u63db\u4e00\u9663\u5b50\u5f8c(\u4e00\u5e74\u5de6\u53f3)\uff0c\u4ecd\u7136\u6703\u904e\u71b1\u640d\u58de\uff0c\u9020\u6210\u99ac\u9054\u92fc\u7d22\u7121\u6cd5\u6b63\u5e38\u62c9\u52d5\u3002
\n\u4e5f\u6b78\u548e\u65bc\u8fd1\u671f\u5f37\u5927\u7684AI\u904b\u7b97\u80fd\u529b\uff0c\u548c\u73fe\u5728ARDUINO\uff0fESP\u5fae\u578b\u63a7\u5236\u677f\u7684\u5468\u908a\u61c9\u7528\u6a21\u7d44\u5957\u4ef6\uff0c\u6709\u985e\u4f3c\u529f\u80fd\u4e14\u53ef\u9760\u5ea6\u4e5f\u9084\u7b97\u4e0d\u932f\u7684\u9078\u64c7\u7522\u54c1\u8b8a\u591a\u4e86\u3002
\n\u7121\u610f\u9593\u767c\u73fe\u795e\u4ebaMark Olson\u7684\u5206\u4eab\u8cc7\u6599\u548c\u96fb\u8def\uff0c\u5206\u6790\u5f8c\u770b\u61c2\u9019\u5167\u90e8\u7684\u96fb\u8def\u7d50\u69cb\u548c\u65e9\u671fIC\u63a7\u5236\u7684\u65b9\u6848\u3002
\n\u88e1\u9762\u7684\u99ac\u9054\u63a7\u5236\u53c3\u6578\u662f\u9054\u5230\u963b\u8f49\u5f8c\uff0c\u6703\u62c9\u4f4e\u4f9b\u61c9\u96fb\u6d41\uff0c\u4fdd\u6301\u6046\u6d41\u7d041.2~1.5A\u3002
\n\u5229\u7528\u9019\u500b\u7269\u7406\u7279\u6027\uff0c\u4f7f\u7528\u73fe\u6210\u7684\u81ea\u52d5\u5347\u964d\u58d3CC CV\u96fb\u6e90\u6a21\u7d44(\u6216\u964d\u58d3\u6a21\u7d44)\uff0c\u4f86\u76f4\u63a5\u9a45\u52d5\u5167\u90e8\u99ac\u9054\u3002<\/p>\n

\u4fee\u6539\u63a7\u5236\u914d\u7dda\u5716\uff1a
\nSchematic_IMRCmod_DirectDrive_Motor_2026-07-09<\/a>
\n\"\"<\/a>
\n\u9078\u914d\u7684\u63a5\u6cd5\uff0c\u5982\u679c\u60f3\u8981\u5229\u7528\u767c\u5149LED\uff0c\u53bb\u5916\u90e8\u53ef\u8996IMRC\u6a21\u7d44\u5167\u90e8\u63a5\u89f8\u958b\u95dc\u768475R\u8ff4\u8def\uff0c\u5230\u5e95\u6709\u6c92\u88ab\u89f8\u767c\u4f7f\u7528\u7684\u91cf\u6e2c\u4fee\u6539\u65b9\u6848\uff1a
\n\"\"<\/a><\/p>\n

IMRC\u6a21\u7d44\u9700\u5167\u90e8\u4fee\u6539\u76f4\u63a5\u99ac\u9054\u63a7\u5236\u4f9b\u96fb(\u82e5\u5df2\u6545\u969c\u7684Q1 TIP121\u96fb\u6676\u9ad4\u53ef\u4ee5\u9806\u9053\u79fb\u9664\uff0c\u4f7f\u4e4b\u65b7\u8def)\uff1a
\n\"\"<\/a>
\n\"\"<\/a>
\n\"\"<\/a><\/p>\n

\u6750\u6599\uff1a
\n1. Mini560 Pro \u56fa\u5b9a5V\u96fb\u6e90\u6a21\u7d44
\n2. 5V Relay \u9ad8\u4f4e\u96fb\u4f4d\u7e7c\u96fb\u5668\u6a21\u7d44
\n3. FP5139 (SJ4) \u81ea\u52d5\u5347\u964d\u58d3CC CV\u6a21\u7d44 (\u8a2d\u5b9a12V\u30011.5A)
\n \u6216 LM2596 \u58d3\u964d\u578bCC CV\u6a21\u7d44 (\u8a2d\u5b9a1.4V\u30011.5A\u3001\u4ee5\u53ca\u52a0\u5f37\u6563\u71b1\u7247)
\n4. A1015 PNP\u96fb\u6676\u9ad4 *1
\n 20K \u96fb\u963b *1
\n 2K \u96fb\u963b *1
\n5. 6P \u8eca\u7528\u516c\u63d2\u982d\u3001\u6bcd\u63d2\u5ea7 (\u62ffTOYOTA\u8eca\u7a2e\u4fee\u6539) – ** \u5e0c\u671b\u672a\u4f86\u6709\u7db2\u53cb\u80fd\u5efa\u8b70\u5c0d\u61c9\u6b63\u78ba\u7684\u516c\u6bcd\u63a5\u982d\uff0c\u611f\u6fc0\u4e0d\u76e1\u3002**
\n6. 6C\u62164C+2C 0.75mm(1.25mm)\u96fb\u7e9c\u7dda
\n7. [\u9078\u914d – \u770b75R\u63a5\u5408\u56de\u994b\u72c0\u614b]\uff1a
\n 2SC1815 NPN\u96fb\u6676\u9ad4 *1
\n 33K \u96fb\u963b *1 (\u621647K)
\n 2K \u96fb\u963b *1
\n LED \u767c\u5149\u4e8c\u6975\u9ad4 *1
\n8. [\u9078\u914d – CC\/CV\u96fb\u6e90\u6a21\u7d44\u52a0\u5f37\u7a69\u58d3\u6297\u5e72\u64fe\u7528]
\n 1000uF 50V \u96fb\u89e3\u96fb\u5bb9 *2
\n 103(0.1uF) \u9676\u74f7\u96fb\u5bb9 *2<\/p>\n

\u5de5\u4f5c\u5224\u65b7\u8a2d\u8a08\u539f\u7406\uff1a
\nPCM\u5728PIN1 CTRL\u8173\u4f4d\uff0c\u6703\u5f9e5V\u62c9\u4f4e\u52304V\u8981\u6c42IMRC\u5de5\u4f5c\uff0c\u99ac\u9054\u8981\u505a\u52d5\u8b8a\u6210\u9577\u901a\u9053\u6a21\u5f0f\u3002
\n\u900f\u904eA1015\u96fb\u6676\u9ad4\u958b\u95dc\u8ff4\u8def\uff0c\u76e3\u63a7\u6b64\u96fb\u58d3\u503c\u8b8a\u5316\uff0c\u8b935V\u7e7c\u96fb\u5668\u6a21\u7d44\u53ef\u4ee5\u9ad8\u96fb\u4f4d\u5de5\u4f5c\u3002
\n5V\u7e7c\u96fb\u5668\u5c0e\u901a\u96fb\u58d3\u6e90\u7d66\u99ac\u9054\u5de5\u4f5c\uff0c\u96fb\u58d3\u6e90\u9700\u8981\u6046\u58d3\u6046\u6d41\u6a21\u64ec\u539f\u59cbIMRC\u6a21\u7d44\u963b\u8f49\u7684\u5de5\u4f5c\u53c3\u6578\u3002
\nFP5139\u81ea\u52d5\u5347\u964d\u58d3\uff0c\u8a2d\u5b9a12V\u4f9b\u61c9\u56fa\u5b9a\u96fb\u58d3\u6e90\uff0c\u7136\u5f8c\u6700\u5927\u53ea\u52301.5A\u96fb\u6d41\u7d66\u99ac\u9054\u5b9a\u4f4d\u5f8c\u963b\u8f49\u3002
\n\u963b\u8f49\u72c0\u614b\uff0c\u5167\u90e8\u7684\u8a0a\u865f\u56de\u994b\u96fb\u963b75R\u6703\u88abIMRC\u5167\u90e8\u7684\u8f49\u76e4\u6a5f\u68b0\u7d50\u69cb\u63a5\u5408\u8655\u767cPIN5 MON\u548cPIN6 RTN\u8ff4\u8def\uff0c\u4f7fPCM\u77e5\u9053\u76ee\u524d\u5df2\u7d93\u662f\u9577\u901a\u9053\u72c0\u614b\u3002<\/p>\n

(3) \u65b9\u6848\u4e09\uff0c\u4fdd\u6301PCM\u63a7\u5236\u8a0a\u865f\uff0cIMRC\u6a21\u7d44\u6574\u7d44\u6539\u6210\u5ba2\u88fd\u5168\u6a21\u7d44\u76f4\u6d41\u9a45\u52d5\u99ac\u9054\u8f49\u52d5\u92fc\u7d22\u6a5f\u69cb<\/strong>
\n(\u5c08\u6848\u8a08\u756b\u5efa\u69cb\u4e2d)<\/p>\n

(4) DELETE RELAY – IMRC\u6a21\u7d44\u4e0d\u4f7f\u7528\uff0c\u8981\u9a19PCM\u96fb\u8166\u8a0a\u865f\u7684\u65b9\u5f0f<\/strong>
\n\u56e0\u70baPCM\u62c9\u4f4e\u96fb\u4f4d\u4e0d\u662f\u62c9\u52300V\u7684\u57fa\u6e96\uff0c\u53ea\u6709ON=4.0V\u3001OFF=5.0V\u7684\u65b9\u5f0f\u7d66IMRC\u6a21\u7d44\u5224\u65b7\u505a\u52d5\u3002
\n\u6240\u4ee5\u5982\u679c\u662f\u75284P\u62165P\u7684DC12V\u7e7c\u96fb\u5668\uff0c\u6703\u56e0\u70ba\u8ca0\u6975\u8173\u4e0d\u5920\u4f4e\u96fb\u4f4d\uff0c\u6240\u4ee5\u6703\u4e0d\u5438\u5408\u3002
\n\u53c8\u56e0\u70baPCM\u7cfb\u7d71\u662f5V\u74b0\u5883\u3001IMRC\u4f9b\u96fb\u662f12V\u74b0\u5883\uff0c\u6240\u4ee5\u8981\u5229\u7528\u4e00\u9846PNP\u548c\u4e00\u9846NPN\u96fb\u6676\u9ad4\u642d\u914d\uff0c\u505aON\/OFF\u958b\u95dc\u96fb\u8def\uff0c\u9019\u500b\u8a2d\u8a08\u7684\u4e0b\u62c9\u8ff4\u8def\u7a0d\u5fae\u8907\u96dc\u4e00\u9ede\u3002
\n\u4f46\u662f\u80fd\u900f\u904e\u4e00\u9846PNP\u505aPCM\u63a7\u5236\u8a0a\u865f\u5224\u65b7\uff0c\u72c0\u614b\u6295\u905e\u7d66\u4e00\u9846NPN\u505a12V\u5c0e\u901a\uff0c\u7d66\u63a7\u523675R\u96fb\u963b\u63a5\u9ede\u6642\u6a5f\u7684DC12V\u578b\u7e7c\u96fb\u5668\uff0c\u56de\u50b3\u8a0a\u865f\u7d66PCM\u5224\u8b80\u3002
\n\u9019\u500b\u914d\u7dda\u5143\u4ef6\u4fee\u6539\u88dd\u4e0a\u5f8c\uff0c\u5c31\u53ef\u4ee5\u628a\u9032\u6c23\u6b67\u7ba1\u5e38\u614b\u6539\u6210\u56fa\u5b9a\u9577\u901a\u9053\u3001\u6216\u8005\u88dd\u5ee0\u5916\u4fee\u6539\u5957\u4ef6\u4f86\u4f7f\u7528\uff0c\u8b93PCM\u80fd\u6293\u5230\u5c90\u7ba1\u4f4d\u7f6e\u8a0a\u865f\u81ea\u52d5\u5224\u8b80\u3002<\/p>\n

BYPASS\u8a2d\u8a08\u5143\u4ef6\u6a21\u64ec\u904b\u4f5c\uff1a
\nhttps:\/\/is.gd\/wWr3L9<\/a><\/p>\n

PDF\u6a94\u6848\u4e0b\u8f09\u9023\u7d50\uff1a
\nSchematic_IMRC_RelayModule_trigger_2026-06-24<\/a>
\n\"\"<\/a><\/p>\n

\u5176\u4ed6\u53c3\u8003\u6587\u7ae0\uff1a
\nhttp:\/\/stm32-learning.blogspot.com\/2014\/05\/arduino.html<\/a>
\nhttp:\/\/59.126.75.42\/blog\/blog.php?uid=shadow&id=1862<\/a>
\nhttps:\/\/makersportal.com\/blog\/2018\/10\/3\/arduino-tachometer-using-a-hall-effect-sensor-to-measure-rotations-from-a-fan<\/a>
\nhttps:\/\/kokoraskostas.blogspot.com\/2013\/12\/arduino-inductive-spark-plug-sensor.html<\/a>
\nhttps:\/\/www.scribd.com\/document\/758299998\/Manual-IMRC<\/a>
\nhttps:\/\/img1.wsimg.com\/blobby\/go\/1975f84f-4935-4131-8404-5a914da1afb7\/downloads\/IMRCAnatomyR1-2.pdf?ver=1677295757783<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

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