{"id":710,"date":"2025-11-30T17:48:46","date_gmt":"2025-11-30T09:48:46","guid":{"rendered":"https:\/\/www.armbian.net\/?p=710"},"modified":"2025-11-30T17:49:35","modified_gmt":"2025-11-30T09:49:35","slug":"arduino-uno%e5%bc%80%e5%8f%91%e6%9d%bf%e7%94%b5%e6%9c%ba%e9%a9%b1%e5%8a%a8%e6%89%a9%e5%b1%95%e7%89%88cnc-shield-v3-0%e7%a1%ac%e4%bb%b6%e8%af%b4%e6%98%8e","status":"publish","type":"post","link":"https:\/\/www.armbian.net\/index.php\/2025\/11\/30\/arduino-uno%e5%bc%80%e5%8f%91%e6%9d%bf%e7%94%b5%e6%9c%ba%e9%a9%b1%e5%8a%a8%e6%89%a9%e5%b1%95%e7%89%88cnc-shield-v3-0%e7%a1%ac%e4%bb%b6%e8%af%b4%e6%98%8e\/","title":{"rendered":"Arduino Uno\u5f00\u53d1\u677f+\u7535\u673a\u9a71\u52a8\u6269\u5c55\u7248CNC Shield V3.0\u786c\u4ef6\u8bf4\u660e"},"content":{"rendered":"
\n

<\/p>\n

\n

1. Arduino CNC Shield V3.00\u7535\u673a\u9a71\u52a8\u6269\u5c55\u7248<\/h2>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n \u6ce8\u610f\uff1a<\/strong>\u677f\u5b50\u5de6\u4fa7\u4e2d\u95f4\u7684\u73bb\u7483\u7ba1\u662f\u73bb\u5c01\u4fdd\u9669\u4e1d\u3002\n <\/div>\n

\n Arduino CNC Shield\u53ef\u4ee5\u642d\u8f7dA4988\u3001DRV8825\u7b49\u6b65\u8fdb\u7535\u673a\u9a71\u52a8\u6a21\u5757\uff0c\u7528\u4e8e\u9a71\u52a8NEMA17\u7535\u673a\uff08\u4fd7\u79f042\u6b65\u8fdb\u7535\u673a\uff09\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n<\/div>\n

<\/p>\n

\n

2. \u5e38\u7528\u7684\u6b65\u8fdb\u7535\u673a\u9a71\u52a8\u6a21\u5757<\/h2>\n

<\/p>\n

\n

2.1 A4988<\/h3>\n

2.1.1 \u5f15\u811a\u5e03\u5c40<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n \u6ce8\u610f\uff1a<\/strong>\u6a21\u5757\u4f7f\u7528\u65f6\u9700\u52a0\u88c5\u6563\u70ed\u5668\u3002\n <\/div>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n \u5355\u7247\u673a\u53ea\u9700\u8981\u63a7\u5236\u4e24\u4e2a\u5f15\u811aDIR\u548cSTEP\u5373\u53ef\u63a7\u5236\u6b65\u8fdb\u7535\u673a\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

2.1.2 \u5f15\u811a\u529f\u80fd\u8bf4\u660e<\/h4>\n

\u4ece\u5de6\u4e0a\u89d2\u5f00\u59cb\uff0c\u9006\u65f6\u9488\u65b9\u5411\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n\n\n\n\n\n\n\n\n\n
MS1<\/th>\nMS2<\/th>\nMS3<\/th>\n\u6b65\u8fdb\u6a21\u5f0f<\/th>\n<\/tr>\n<\/thead>\n
L<\/td>\nL<\/td>\nL<\/td>\n\u5168\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nL<\/td>\nL<\/td>\n\u534a\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
L<\/td>\nH<\/td>\nL<\/td>\n1\/4\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nH<\/td>\nL<\/td>\n1\/8\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nH<\/td>\nH<\/td>\n1\/16\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

L\uff1a\u4f4e\u7535\u5e73\uff0cH\uff1a\u9ad8\u7535\u5e73<\/p>\n<\/p><\/div>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n \u6b65\u8fdb\u6a21\u5f0f\uff1aNEMA17\u7535\u673a\u9ed8\u8ba4200\u6b65\u8f6c\u4e00\u5708\uff0c\u4e5f\u5c31\u662f360\u5ea6\uff0c\u90a3\u4e48\u6bcf\u4e00\u6b65\u7535\u673a\u8f6c\u52a8\u7684\u89d2\u5ea6\u5c31\u662f360\/200=1.8\u5ea6\u3002\u5982\u679c\u8981\u8bbe\u7f6e\u534a\u6b65\u8fdb\u6a21\u5f0f\uff0c\u8f93\u5165HLL\u7535\u5e73\u7ed9MS1\u3001MS2\u3001MS3\u4e09\u4e2a\u5f15\u811a\uff0c\u8fd9\u6837\u7535\u673a\u5c31\u8fdb\u51651\/2\u6b65\u8fdb\u6a21\u5f0f\uff0c\u4e5f\u5c31\u662f\u6bcf\u6b65\u65cb\u8f6c\u7684\u89d2\u5ea6\u51cf\u534a\uff0c\u5373\u7535\u673a\u6bcf\u8f6c\u52a8\u4e00\u6b65\u53ea\u884c\u8fdb0.9\u5ea6\uff1b\u7528\u4ee5\u66f4\u9ad8\u7684\u7cbe\u5ea6\u6765\u63a7\u5236\u884c\u7a0b\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n RESET\uff1a\u590d\u4f4d\u5f15\u811a\uff0c\u4f4e\u7535\u5e73\u6a21\u5757\u590d\u4f4d\u91cd\u542f\uff0c\u5728\u5b9e\u9645\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u5f88\u5c11\u7528\u5230\u3002
\n SLEEP\uff1a\u4f11\u7720\u72b6\u6001\u5f15\u811a\uff0c\u4f4e\u7535\u5e73\u8fdb\u5165\u4f11\u7720\u6a21\u5f0f\uff0c\u4ee5\u6781\u4f4e\u7684\u7535\u6d41\u72b6\u6001\u4f11\u7720\u3002\u5728\u5b9e\u9645\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u4e5f\u5f88\u5c11\u7528\u5230\uff0c\u9ed8\u8ba4\u4e0eRESET\u76f8\u8054\u901a\u63a5\u9ad8\u7535\u5e73\u6216\u6d6e\u7a7a\u3002
\n STEP\uff1a\u8109\u51b2\u63a7\u5236\u4fe1\u53f7\uff0c\u6838\u5fc3\u529f\u80fd\u3002
\n DIR\uff1a\u63a7\u5236\u677f\u53d1\u51fa\u7684\u6b63\u8f6c\u53cd\u8f6c\u7684\u65b9\u5411\u63a7\u5236\u4fe1\u53f7\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\u4f4e\u7535\u5e73\u9a71\u52a8\u7535\u673a\u987a\u65f6\u9488\u8f6c\u52a8\uff0c\u5b9e\u9645\u60c5\u51b5\u4e2d\u7531\u4e8e\u7535\u673a\u63a5\u7ebf\u65b9\u5411\u5dee\u5f02\uff0c\u6216\u662f\u76f8\u53cd\u65b9\u5411\u8f6c\u52a8\u3002
\n GND\uff1a\u6a21\u5757\u903b\u8f91\u63a7\u5236\u7535\u8def\u7684\u5730\u3002
\n VDD\uff1a\u6a21\u5757\u903b\u8f91\u63a7\u5236\u7535\u8def\u7684\u7535\u6e90\u6b63\u6781\uff083~5.5V\uff09\u3002
\n 1B\u30011A\u30012A\u30012B\uff1a\u56db\u8def\u4e24\u7ec4\u7535\u673a\u9a71\u52a8\u7ebf\uff0c\u7535\u673a4P\u7aef\u5b50\u63d2\u53cd\u4f1a\u5bfc\u81f4\u7535\u673a\u6b63\u53cd\u8f6c\u98a0\u5012\u3002
\n GND\uff1a\u7535\u673a\u4f9b\u7535\u7684\u5730\u3002\u5fc5\u987b\u548c\u6a21\u5757\u903b\u8f91\u63a7\u5236\u7535\u8def\u7684\u5730\u5171\u5730\u3002
\n VMOT\uff1a\u7535\u673a\u4f9b\u7535\u7535\u6e90\u6b63\u6781\u30024988\u9a71\u52a8\u6a21\u5757\u5141\u8bb8\u7684\u8f93\u5165\u7535\u538b\u8303\u56f4\u662f8-35V\uff0c\u5e38\u752812V\u621624V\u3002\n <\/p>\n

2.1.3 A4988\u7684\u7535\u8def\u539f\u7406\u56fe<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

2.1.4 \u8f93\u51fa\u7535\u6d41\uff08\u53c2\u8003\u7535\u538b\uff09\u8c03\u6574<\/h4>\n

\u901a\u8fc74988\u9a71\u52a8\u677f\u4e0a\u7684\u7535\u4f4d\u5668\u5bf9\u53c2\u8003\u7535\u538b\uff08\u5f15\u811aREF\uff09\u8fdb\u884c\u8c03\u6574\uff0c\u4ece\u800c\u8c03\u8282\u8f93\u51fa\u7535\u6d41\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u6700\u5927\u8f93\u51fa\u7535\u6d41\u8ba1\u7b97\u516c\u5f0f\uff1a<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n

Imax = Vref \/ ( 8 * Rs)<\/p>\n<\/p><\/div>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n

\u53c2\u8003\u7535\u538bVref\u8ba1\u7b97
Vref = Imax * Rs * 8<\/p>\n<\/p><\/div>\n

Vref\u8d8a\u5927\uff0c\u7535\u6d41\u8d8a\u5927\uff0c\u9a71\u52a8\u80fd\u529b\u8d8a\u5f3a\u3002<\/p>\n

\n Vref\u662f\u5f15\u811aREF\u4e0a\u7684\u53c2\u8003\u7535\u538b\uff0cRs\u662f\u5f15\u811aSENSE1\u548cSENSE2\u4e0a\u63a5\u7684\u611f\u5e94\u7535\u963b\u3002
\n Rs\u57284988\u9a71\u52a8\u677f\u4e0a\u662f\u4e24\u4e2a\u8d34\u7247\u7535\u963b\uff0c\u5e02\u9762\u4e0a\u5e38\u89c1\u7684A4988\u6a21\u5757\u591a\u7528R100\u7535\u963b\uff0c\u53730.1\u6b27\u59c6\u3002
\n Imax\u662f\u6b65\u8fdb\u7535\u673a\u5141\u8bb8\u7684\u6700\u5927\u7535\u6d41\u3002\u4f8b\u5982\uff1a\u5982\u679c\u6211\u4eec\u4f7f\u7528\u7684NEMA17\u7535\u673a\u5141\u8bb8\u7684\u6700\u5927\u7535\u6d41\u662f1.5A\uff0cVref = 1.5 * 0.1 * 8 = 1.2V\u3002\n <\/p>\n

\u6d4b\u91cfVref<\/p>\n

\u5b9e\u9645\u64cd\u4f5c\u65f6\u53ef\u4ee5\u6d4b\u91cf\u7535\u4f4d\u5668\u4e2d\u5fc3\u62bd\u5934\uff08\u4e5f\u5c31\u662f\u53ef\u4ee5\u8f6c\u52a8\u7684\u90e8\u5206\uff09\u4e0e\u5730\u4e4b\u95f4\u7684\u7535\u538b\u3002<\/p>\n

\u4f7f\u7528\u4e07\u7528\u8868\u5728\u6240\u793a\u70b9\u6d4b\u91cfVref\uff08\u53c2\u8003\u7535\u538b\uff09<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n \u53c2\u8003\u7535\u538b\u7528\u5c0f\u87ba\u4e1d\u5200\u5728\u56fe\u7247\u4e2d\u767d\u8272\u7bad\u5934\u6240\u793a\u7684\u4f4d\u7f6e\u8fdb\u884c\u8c03\u6574\u3002\u5efa\u8bae\u4ee5\u5c0f\u7684\u589e\u91cf\u8c03\u6574\u53c2\u8003\u7535\u538b\uff0c\u6bcf\u6b21\u4e0d\u8d85\u8fc7\u56db\u5206\u4e4b\u4e00\u5708\u3002\u5f00\u59cb\u65f6\uff0c\u53ef\u4ee5\u5c06\u6700\u5927\u7535\u6d41\u8bbe\u7f6e\u4e3a1A\u3002\u5982\u679c\u7535\u673a\u8fc7\u70ed\uff0c\u5219\u964d\u4f4eVref\u3002\u5982\u679c\u7535\u673a\u6ca1\u6709\u79fb\u52a8\u6216\u672a\u6b65\u8fdb\uff0c\u5219\u589e\u52a0Vref\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u6d4b\u8bd5\u6ce8\u610f<\/p>\n

\n \u6d4b\u8bd5\u65f6\uff0c\u5c06\u6b65\u8fdb\u7535\u673a\u8fde\u63a5\u5230\u8981\u6d4b\u8bd5\u7684\u6b65\u8fdb\u63a7\u5236\u5668\u63d2\u5ea7\u3002\u8fd9\u4e00\u70b9\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a\u6b65\u8fdb\u7535\u673a\u9a71\u52a8\u5668\u7684\u8bbe\u8ba1\u76ee\u7684\u662f\u589e\u52a0\u7535\u6d41\uff0c\u76f4\u5230\u8fbe\u5230\u8fd0\u884c\u6240\u9700\u7684\u7535\u6d41\u3002\u5982\u679c\u6ca1\u6709\u8fde\u63a5\u6b65\u8fdb\u7535\u673a\uff0c\u5c31\u4e0d\u4f1a\u6d88\u8017\u7535\u6d41\uff0c\u6b65\u8fdb\u9a71\u52a8\u5668\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u4f1a\u53d1\u70ed\uff0c\u53ef\u80fd\u4f1a\u635f\u574f\u5b83\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n<\/p><\/div>\n

<\/p>\n

\n

2.2 DRV8825<\/h3>\n

2.2.1 \u5f15\u811a\u5e03\u5c40<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u4e0eA4988\u57fa\u672c\u76f8\u540c\u3002\u4e0d\u540c\u4e4b\u5904\uff1a<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n
M0<\/th>\nM1<\/th>\nM2<\/th>\n\u6b65\u8fdb\u6a21\u5f0f<\/th>\n<\/tr>\n<\/thead>\n
L<\/td>\nL<\/td>\nL<\/td>\n\u5168\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nL<\/td>\nL<\/td>\n\u534a\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
L<\/td>\nH<\/td>\nL<\/td>\n1\/4\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nH<\/td>\nL<\/td>\n1\/8\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
L<\/td>\nL<\/td>\nH<\/td>\n1\/16\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nL<\/td>\nH<\/td>\n1\/32\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
L<\/td>\nH<\/td>\nH<\/td>\n1\/32\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n
H<\/td>\nH<\/td>\nH<\/td>\n1\/32\u6b65\u8fdb\u6a21\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n

\n DRV8825\u5177\u6709FAULT\u8f93\u51fa\u5f15\u811a,\u800c\u4e0d\u662f\u903b\u8f91\u63a7\u5236\u7535\u8def\u7535\u6e90\u5f15\u811a\u3002
\n FAULT\u7528\u4e8e\u8fc7\u7535\u6d41\u4fdd\u62a4\u6216\u70ed\u5173\u65ad\uff0c\u8f93\u51fa\u4f4e\u7535\u5e73\u6709\u6548\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n VMOT\uff1a\u7535\u673a\u4f9b\u7535\u7535\u538b\u8303\u56f4\u662f8-45V\u3002
\n \u6a21\u5757\u903b\u8f91\u63a7\u5236\u7535\u8def\u7535\u6e90
\n DRV8825\u4ec5\u5177\u6709VMOT\u4e00\u4e2a\u7535\u6e90\u8fde\u63a5\u3002\u903b\u8f91\u63a7\u5236\u7535\u8def\u7535\u6e90\u4eceDRV8825\u5185\u90e8\u76843V3\u7a33\u538b\u5668\u83b7\u53d6\u3002\u56e0\u6b64\u5728\u8c03\u8282\u6700\u5927\u8f93\u51fa\u7535\u6d41\u65f6\u8981\u63a5\u4e0aVMOT\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

2.2.2 \u8f93\u51fa\u7535\u6d41\u8c03\u8282<\/h4>\n

\u6700\u5927\u8f93\u51fa\u7535\u6d41\u8ba1\u7b97\u516c\u5f0f\uff1a<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n

Imax = 2 * Vref<\/p>\n<\/p><\/div>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u4f8b\u5982\uff0c\u6211\u4eec\u9700\u89811.4A\u7684\u6b65\u8fdb\u7535\u6d41\uff0c\u53c2\u8003\u7535\u538b\u5c31\u8c03\u6574\u52300.7V\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n<\/p><\/div>\n<\/div>\n

<\/p>\n

\n

3. Arduino Uno\u5f00\u53d1\u677f\u7684\u5f15\u811a\u5206\u914d\u56fe<\/h2>\n

\n Arduino CNC Shield V3.00\u7535\u673a\u9a71\u52a8\u6269\u5c55\u7248\u7684\u5f15\u811a\u548cArduino Uno\u5f00\u53d1\u677f\u7684\u5f15\u811a\u662f\u517c\u5bb9\u7684\u53ef\u4ee5\u914d\u5408\u4f7f\u7528\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

Arduino Uno\u5f00\u53d1\u677f\u7684\u5f15\u811a\u5206\u914d\u56fe\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n Arduino Uno\u7684\u5f15\u811a\u52064\u7ec4\uff0c\u5206\u522b\u662f\u7535\u6e90\uff1bPB\u3001PC\u548cPD\uff0c\u7f16\u53f7D0~D19\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n<\/div>\n

<\/p>\n

\n

4. Arduino CNC Shield V3.00\u7535\u8def\u539f\u7406\u56fe\u8bf4\u660e<\/h2>\n

4.1 \u7535\u8def\u539f\u7406\u56fe<\/h3>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

4.2 \u7535\u8def\u539f\u7406\u56fe\u5206\u89e3\u8bf4\u660e<\/h3>\n

4.2.1 \u6b65\u8fdb\u7535\u673a\u9a71\u52a8\u6a21\u5757\u63a7\u5236\u5f15\u811aP11\u3001P12<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

EN<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n EN\u901a\u8fc7\u4e00\u4e2a10\u7535\u963b\u4e0a\u62c9\u52305V\uff0c\u5e76\u8fde\u63a5Arduino Uno\u7684D8\u5f15\u811a\uff0c\u540c\u65f6\u8fde\u63a5\u4e0eX\u3001Y\u3001Z\u3001A\u56db\u4e2a\u9a71\u52a8\u6a21\u5757\u7684EN\u7aef\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n STEP
\n X-STEP\u3001Y-STEP\u3001Z-STEP\u3001A-STEP\u5206\u522b\u63a5D2\u3001D3\u3001D4\u3001D12\uff0c\u5e76\u4e0e4\u4e2a\u76f8\u5bf9\u5e94\u6a21\u5757\u7684\u5bf9\u5e94\u5f15\u811a\u76f8\u8fde\u63a5\u3002
\n \u5176\u4e2d\uff0cA-STEP\u5230D12\u7684\u8fde\u63a5\u662f\u901a\u8fc7\u4e0b\u9762\u7b2c\u56db\u8f74\u914d\u7f6e\u7684\u8df3\u7ebf\u5b9e\u73b0\u7684\u3002<\/p>\n

DIR
\n X-DIR\u3001Y-DIR\u3001Z-DIR\u3001A-DIR\u5206\u522b\u63a5D5\u3001D6\u3001D7\u3001D13\uff0c\u5e76\u4e0e4\u4e2a\u76f8\u5bf9\u5e94\u6a21\u5757\u7684\u5bf9\u5e94\u5f15\u811a\u76f8\u8fde\u63a5\u3002
\n \u5176\u4e2d\uff0cA-DIR\u5230D13\u7684\u8fde\u63a5\u662f\u901a\u8fc7\u4e0b\u9762\u7b2c\u56db\u8f74\u914d\u7f6e\u7684\u8df3\u7ebf\u5b9e\u73b0\u7684\u3002<\/p>\n

5V\u662f\u903b\u8f91\u63a7\u5236\u7535\u8def\u7535\u6e90\uff0c\u8fde\u63a5Arduino Uno\u76845V\u3002
\n GND\u662f\u6a21\u5757\u903b\u8f91\u63a7\u5236\u7535\u8def\u7684\u5730\uff0c\u8fde\u63a5Arduino Uno\u7684GND\u3002\n <\/p>\n

4.2.2 \u7b2c\u56db\u8f74\u914d\u7f6eP7\u3001P8\u3001P9\u3001P10<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n \u4f7f\u7528\u4e24\u4e2a\u8df3\u7ebf\uff0c\u53ef\u4ee5\u5c06\u7b2c\u56db\u4e2a\u8f74\uff08\u6807\u8bb0\u4e3aA\uff09\u914d\u7f6e\u4e3a\u514b\u9686X\u3001Y\u6216Z\u8f74\uff0c\u4f5c\u4e3a\u53cc\u7535\u673a\u8f74\u3002\u901a\u8fc7\u4f7f\u7528\u6570\u5b57\u5f15\u811a12\u4f5c\u4e3a\u6b65\u8fdb\u4fe1\u53f7\uff0c\u4f7f\u7528\u6570\u5b57\u5f15\u811a13\u4f5c\u4e3a\u65b9\u5411\u4fe1\u53f7\uff0c\u5b83\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u5355\u72ec\u7684\u8f74\u8fd0\u884c\u3002\uff08GRBL\u76ee\u524d\u53ea\u652f\u63013\u4e2a\u8f74\uff0c\u9700\u8981\u81ea\u5df1\u7f16\u7a0b\u63a7\u5236\uff09\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n\n\n\n\n\n
\u5c06X\u8f74\u514b\u9686\u5230\u7b2c<\/th>\n\u5c06Y\u8f74\u514b\u9686\u5230\u7b2c<\/th>\n\u5c06Y\u8f74\u514b\u9686\u5230\u7b2c<\/th>\n\u4f7f\u7528D12\u548cD13\u9a71\u52a8\u7b2c\u56db\u4e2a\u6b65\u8fdb\u9a71\u52a8\u5668<\/th>\n<\/tr>\n<\/thead>\n
\u56db\u4e2a\u6b65\u8fdb\u9a71\u52a8\u5668<\/td>\n\u56db\u4e2a\u6b65\u8fdb\u9a71\u52a8\u5668<\/td>\n\u56db\u4e2a\u6b65\u8fdb\u9a71\u52a8\u5668<\/td>\n\u52a8\u7b2c\u56db\u4e2a\u6b65\u8fdb\u9a71\u52a8\u5668<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

4.2.3 \u4e3b\u8f74\u63a7\u5236K1\u3001K3<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n SpinEn\u4e3b\u8f74\u4f7f\u80fd\uff0cD12\uff0c\u4e0e\u5355\u72ecA\u8f74STEP\u590d\u7528\u3002
\n SpinDir\u4e3b\u8f74\u65b9\u5411\uff0cD13\uff0c\u4e0e\u5355\u72ecA\u8f74DIR\u590d\u7528\u3002
\n CoolEn\u51b7\u5374\u6db2\u4f7f\u80fd\uff0cD17\u3002\n <\/p>\n

4.2.4 \u4e3a\u6bcf\u4e2a\u8f74\u914d\u7f6e\u5fae\u6b65\u8fdb<\/h4>\n

\u5bf9\u4e8eX\u8f74\uff0c\u8bbe\u7f6eJpr-X1\u548cpr-X-5V\uff0c\u5176\u4ed6\u8f74\u7c7b\u4f3c\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

*\u5728\u4e0b\u8868\u4e2d\uff0c\u9ad8\u8868\u793a\u5df2\u63d2\u5165\u8df3\u7ebf\u5e3d\uff0c\u4f4e\u8868\u793a\u672a\u63d2\u5165\u8df3\u7ebf\u5e3d\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n
Pololu A4988\u6b65\u8fdb\u9a71\u52a8\u5668\u914d\u7f6e\uff0c5\u4e2a\u53ef\u9009\u7684\u6b65\u8fdb\u6a21\u5f0f\uff1a<\/h5>\n\n\n\n\n\n\n\n\n\n
MS0<\/th>\nMS1<\/th>\nMS2<\/th>\nMicrostep Resolution<\/th>\n<\/tr>\n<\/thead>\n
Low<\/td>\nLow<\/td>\nLow<\/td>\nFull step<\/td>\n<\/tr>\n
High<\/td>\nLow<\/td>\nLow<\/td>\nHalf step<\/td>\n<\/tr>\n
Low<\/td>\nHigh<\/td>\nLow<\/td>\n1\/4 step<\/td>\n<\/tr>\n
High<\/td>\nHigh<\/td>\nLow<\/td>\n1\/8 step<\/td>\n<\/tr>\n
High<\/td>\nHigh<\/td>\nHigh<\/td>\n1\/16 step<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n
\n
Pololu DRV8825 \u6b65\u8fdb\u9a71\u52a8\u5668\u914d\u7f6e\uff0c6\u4e2a\u53ef\u9009\u7684\u6b65\u8fdb\u6a21\u5f0f\uff1a<\/h5>\n\n\n\n\n\n\n\n\n\n\n\n\n
MODE0<\/th>\nMODE1<\/th>\nMODE2<\/th>\nMicrostep Resolution<\/th>\n<\/tr>\n<\/thead>\n
Low<\/td>\nLow<\/td>\nLow<\/td>\nFull step<\/td>\n<\/tr>\n
High<\/td>\nLow<\/td>\nLow<\/td>\nHalf step<\/td>\n<\/tr>\n
Low<\/td>\nHigh<\/td>\nLow<\/td>\n1\/4 step<\/td>\n<\/tr>\n
High<\/td>\nHigh<\/td>\nLow<\/td>\n1\/8 step<\/td>\n<\/tr>\n
Low<\/td>\nLow<\/td>\nHigh<\/td>\n1\/16 step<\/td>\n<\/tr>\n
High<\/td>\nLow<\/td>\nHigh<\/td>\n1\/32 step<\/td>\n<\/tr>\n
Low<\/td>\nHigh<\/td>\nHigh<\/td>\n1\/32 step<\/td>\n<\/tr>\n
High<\/td>\nHigh<\/td>\nHigh<\/td>\n1\/32 step<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

4.2.5 \u9650\u4f4d\u5f00\u5173\u914d\u7f6e\uff08End Stop Switches or Limit Switch\uff09<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n X\u9650\u4f4d
\n X-\u5e76\u5217X+\u6807\u8bb0\u4e3aX-EndStop\u8fde\u63a5\u5230D9\u3002<\/p>\n

Y\u9650\u4f4d
\n Y-\u5e76\u5217Y+\u6807\u8bb0\u4e3aY-EndStop\u8fde\u63a5\u5230D10\u3002<\/p>\n

Z\u9650\u4f4d
\n Z-\u5e76\u5217Z+\u6807\u8bb0\u4e3aZ-EndStop\u8fde\u63a5\u5230D11\u3002<\/p>\n

\u63a5\u5730\u7aef
\n ES_Select
\n \u9650\u4f4d\u5f00\u5173\u8fde\u63a5
\n \u5e38\u89c1\u7684RAMPS\u9650\u4f4d\u5f00\u5173\u6709\u4e09\u6839\u7535\u7ebf\uff0c\u6613\u4e8e\u4f7f\u7528\u3001\u76d1\u6d4b\u548c\u5b89\u88c5\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n \u9ed1\u548c\u7eff\u4e4b\u95f4\u4e3a\u5e38\u5f00\u3002
\n \u7ea2\u548c\u7eff\u4e4b\u95f4\u4e3a\u5e38\u95ed\u3002\u7ea2\u7ebf\u63a53.3V\u62165V\uff0c\u5e38\u95ed\u5f00\u5173\u65ad\u5f00\u65f6\u9650\u4f4d\u5f00\u5173\u7248\u4e0a\u7684LED\u6307\u793a\u706f\u70b9\u4eae\u3002
\n \u9650\u4f4d\u5f00\u5173\u662f\u6807\u51c6\u7684”\u5e38\u5f00”\u5f00\u5173\u3002\u5f53\u9650\u4f4d\u5f00\u5173\u7eff\u8272\u5f15\u811a\u63a5\u5730\uff08\u9ed1\u8272\u5f15\u811a\uff09\u65f6\uff0c\u5728\u4f7f\u7528\u9ed8\u8ba4GRBL\u8bbe\u7f6e\u7684\u60c5\u51b5\u4e0b\uff0c\u9650\u4f4d\u529f\u80fd\u88ab\u6fc0\u6d3b\u3002\n <\/p>\n

4.2.6 \u7535\u673a\u7535\u6e90<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u5916\u63a5\u7535\u6e90EXT-V\u901a\u8fc7VMTO\u7ed9\u7535\u673a\u4f9b\u7535\u3002<\/p>\n

4.2.7 \u590d\u4f4d<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

E-STOP\u76f8\u5f53\u4e8eRST\u63a5Arduino Uno\u7684RESET\u3002<\/p>\n

4.2.8 \u4e32\u53e3\u3001I2C\u3001\u590d\u4f4d\u548c\u7535\u6e90<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\n \u4e32\u53e3
\n RX\u3001TX\u63a5D0\u3001D1\u3002<\/p>\n

I2C
\n SDA\u3001SCL\u63a5D18\u3001D19\u3002\n <\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

4.2.9 \u5176\u4ed6\u64cd\u4f5c<\/h4>\n
\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u53d6\u6d88\u3001\u4fdd\u6301\u3001\u6062\u590d\u5206\u522b\u63a5D14\u3001D15\u3001D6\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

4.2.10 \u6b65\u8fdb\u7535\u673a\u63a5\u7ebf<\/h4>\n

\n \u6b65\u8fdb\u7535\u673a\u63a5\u7ebf\u5f88\u7b80\u5355\u3002\u5c06\u63a5\u5934\u63d2\u5165\u6bcf\u4e2a\u8f74\u7684\u63d2\u5ea7\u4e0a\u3002\u5982\u679c\u7535\u673a\u8f6c\u52a8\u65b9\u5411\u4e0d\u6b63\u786e\uff0c\u53ea\u9700\u5c06\u63d2\u5934\u8f6c\u52a8180\u5ea6\u5373\u53ef\u3002\n <\/p>\n

\u4e0b\u9762\u662fX\u8f74\u63a5\u7ebf\uff0c\u5176\u4ed6\u8f74\u7c7b\u4f3c\u3002<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n<\/div>\n

<\/p>\n

\n

5. \u4f7f\u7528\u6848\u4f8b<\/h2>\n

\u6d4b\u91cf\u7535\u673a\u7ebf\u5708<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

Arduino Uno\u76f4\u63a5\u8fde\u63a5A4988<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

CNC Shield\u8fde\u63a5\u6b65\u8fdb\u7535\u673a\u548c\u4f3a\u670d\u7535\u673a\u7684\u4f8b\u5b50<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

\u673a\u7bb1\u7ed3\u6784<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

2\u8f74\u9a71\u52a8\u5e26\u9650\u4f4d<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

3\u8f74\u9a71\u52a8\u5e26\u9650\u4f4d+\u4f3a\u670d\u7535\u673a<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

3\u8f74\u5e26\u6fc0\u5149<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n

2\u8f74\u5e26\u6fc0\u5149<\/p>\n

\n [\u8fd9\u91cc\u6709\u56fe\u7247]\n <\/div>\n<\/div>\n

<\/p>\n

\n

\u53c2\u8003\u6587\u6863<\/h2>\n
\n