{"id":1139,"date":"2019-02-28T18:11:22","date_gmt":"2019-02-28T10:11:22","guid":{"rendered":"http:\/\/chou-dan.com\/?p=1139"},"modified":"2026-01-13T10:09:47","modified_gmt":"2026-01-13T02:09:47","slug":"s08_linear_hall_sensor","status":"publish","type":"post","link":"https:\/\/cfnavi.org\/aitech\/s08_linear_hall_sensor\/","title":{"rendered":"S08_Linear_Hall_Sensor(\u7dda\u6027\u970d\u723e)"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">\u3010\u8aaa\u660e\u3011<\/h3>\n\n\n\n<p>\u7dda\u6027\u970d\u723e\u611f\u61c9\u5668\u7576\u78c1\u9435(\u78c1\u5834)\u63a5\u8fd1\u6642\u6703\u7522\u751f\u96fb\u58d3\uff0c\u53ef\u4ee5\u900f\u904e\u985e\u6bd4\u8f38\u51fa\u53ef\u53d6\u5f97\u96fb\u58d3\u7684\u503c\uff0c\u7528\u6b64\u5f97\u77e5\u78c1\u5834\u5f37\u5ea6\u7684\u503c\uff0c\u6216\u7531\u6578\u4f4d\u8f38\u51fa\u53d6\u5f97 HIGH\/LOW \u503c\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u7684\u7bc4\u4f8b\u70ba\uff1a\u7576\u78c1\u9435\u63a5\u8fd1\u611f\u61c9\u5668\u6642\uff0c\u6703\u65bc LCD \u4e0a\u986f\u793a\u985e\u6bd4\u8f38\u51fa(AO)\u53d6\u5f97\u7684\u503c(&lt; 512)\uff0c\u53ca\u6578\u4f4d\u8f38\u51fa(DO)\u7684\u503c(1 -&gt; HIGH)\uff0c\u4e26\u6703\u5c07 LED(D13) \u9ede\u4eae\uff0c\u53cd\u4e4b\u78c1\u9435\u96e2\u958b\u611f\u61c9\u5668\u6642 \uff0c AO &gt; 512\u3001DO = 0 -&gt; LOW\u3001LED \u6703\u7184\u6ec5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u96f6\u4ef6\u8868\u3011<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>No.<\/strong><\/td><td><strong>\u96f6\u4ef6\u540d\u7a31<\/strong><\/td><td><strong>\u6578\u91cf<\/strong><\/td><\/tr><tr><td><strong>1<\/strong><\/td><td>LCD1602_I2C<\/td><td>1<\/td><\/tr><tr><td><strong>2<\/strong><\/td><td>Linear_Hall_Sensor<\/td><td>1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u96f6\u4ef6\u63a5\u8173\u3011<\/h3>\n\n\n\n<p>\u8acb\u53c3\u8003 \u300c<a href=\"https:\/\/cfnavi.org\/aitech\/lcd1602_i2c-%e9%a1%af%e7%a4%ba%e5%99%a8\/\" target=\"_blank\" rel=\"noreferrer noopener sponsored nofollow\">LCD1602_I2C \u986f\u793a\u5668<\/a>\u300d \u63a5\u8173\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>No.<\/strong><\/td><td><strong>\u96f6\u4ef6\u63a5\u8173<\/strong><\/td><td><strong>UNO R3 \u63a5\u8173<\/strong><\/td><\/tr><tr><td>1<\/td><td>AO (Analog Output)<\/td><td>A0<\/td><\/tr><tr><td>2<\/td><td>G (Ground)<\/td><td>GND<\/td><\/tr><tr><td>3<\/td><td>+ (Vcc)<\/td><td>Vcc<\/td><\/tr><tr><td>4<\/td><td>DO (Digital Output)<\/td><td>D2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u6309\u7dda\u5716\u3011<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1941\" height=\"1203\" src=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2019\/02\/s08_linear_hall_sensor.png?w=1024\" alt=\"\" class=\"wp-image-1144\" srcset=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2019\/02\/s08_linear_hall_sensor.png 1941w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2019\/02\/s08_linear_hall_sensor-300x186.png 300w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2019\/02\/s08_linear_hall_sensor-1024x635.png 1024w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2019\/02\/s08_linear_hall_sensor-768x476.png 768w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2019\/02\/s08_linear_hall_sensor-1536x952.png 1536w\" sizes=\"auto, (max-width: 1941px) 100vw, 1941px\" \/><figcaption class=\"wp-element-caption\">Keys: S08_Linear_Hall_Sensor \u63a5\u7dda\u5716<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7a0b\u5f0f\u78bc\u3011<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\/*\n * \u793a\u7bc4\u7dda\u6027\u970d\u723e (Linear Hall Sensor) \u7684\u61c9\u7528\uff1a\n * \u7dda\u6027\u970d\u723e\u662f\u4e00\u500b\u985e\u6bd4\u611f\u61c9\u5668\uff0c\u7576\u78c1\u9435(\u78c1\u5834)\u63a5\u8fd1\u6642\u6703\u7522\u751f\u96fb\u58d3\uff0c\n * \u53ef\u4ee5\u900f\u904e\u985e\u6bd4\u8f38\u51fa\u53ef\u53d6\u5f97\u96fb\u58d3\u7684\u503c\uff0c\u7528\u6b64\u5f97\u77e5\u78c1\u5834\u5f37\u5ea6\u7684\u503c\uff0c\n * \u6216\u7531\u6578\u4f4d\u8f38\u51fa\u53d6\u5f97 HIGH\/LOW \u503c\u3002\n *\/\n\n\/\/ \u4f7f\u7528 LCD1602 I2C \u986f\u793a\u5668\u986f\u793a\u7d50\u679c\n\/\/ \u5b9a\u7fa9 LCD \u5143\u4ef6(\u4f4d\u7f6e 0x27 \u53ca 16x2 \u7684\u986f\u793a)\n#include &lt;LiquidCrystal_I2C.h&gt;\nLiquidCrystal_I2C lcd(0x27,16,2); \nbyte ledPin = 13;                 \/\/ \u5b9a\u7fa9 LED \u7684\u8173\u4f4d\nbyte sensorAoPin = A0;            \/\/ \u5b9a\u7fa9\u970d\u723e Ao \u7684\u63a5\u6536\u8173\u4f4d\nbyte sensorDoPin = 2;             \/\/ \u5b9a\u7fa9\u970d\u723e Do \u7684\u63a5\u6536\u8173\u4f4d\nint sensorAoValue = 0;            \/\/ \u5132\u5b58\u970d\u723e Ao \u7684\u503c\nint sensorDoValue = 0;            \/\/ \u5132\u5b58\u970d\u723e Do \u7684\u503c\n\n\/\/ \u7a0b\u5f0f\u521d\u5316\u8a2d\u5b9a\nvoid setup () \n{\n  lcd.begin();                    \/\/ \u958b\u555f LCD \u5143\u4ef6\n  lcd.backlight();                \/\/ \u958b\u555f LCD \u80cc\u5149\n  pinMode (ledPin, OUTPUT);       \/\/ \u8a2d\u5b9a LED \u70ba\u8f38\u51fa\u6a21\u5f0f\n  pinMode (sensorAoPin, INPUT);   \/\/ \u8a2d\u5b9a\u970d\u723e Ao \u70ba\u8f38\u5165\u6a21\u5f0f\n  pinMode (sensorDoPin, INPUT);   \/\/ \u8a2d\u5b9a\u970d\u723e Do \u70ba\u8f38\u5165\u6a21\u5f0f\n}\n \n\/\/ \u4e3b\u7a0b\u5f0f\u8ff4\u5708\nvoid loop () \n{\n  sensorAoValue = analogRead(sensorAoPin);      \/\/ \u8b80\u53d6\u970d\u723e Ao \u7684\u503c\n  sensorDoValue = digitalRead(sensorDoPin);     \/\/ \u8b80\u53d6\u970d\u723e Do \u7684\u503c\n  displayAoValue(sensorAoValue);                \/\/ \u986f\u793a\u970d\u723e Ao \u7684\u503c\n  displayDoValue(sensorDoValue);                \/\/ \u986f\u793a\u970d\u723e Do \u7684\u503c\n  digitalWrite (ledPin, sensorDoValue);         \/\/ \u4f9d\u970d\u723e Do \u7684\u503c\u958b\u555f\u6216\u95dc\u9589 LED\n  delay(100);                                   \/\/ \u66ab\u505c 100 ms\n}\n\n\/\/ \u986f\u793a Ao \u7684\u503c\nvoid displayAoValue(int value) {\n  lcd.setCursor(0, 0);                         \/\/ \u8a2d\u5b9a\u6e38\u6a19\u4f4d\u7f6e\n  lcd.print(\"Ao Value: \");\n  lcd.print(value);                            \/\/ \u986f\u793a\u970d\u723e Ao \u7684\u503c\n  lcd.print(\"    \");\n}\n\n\/\/ \u986f\u793a Do \u7684\u503c\nvoid displayDoValue(int value) {\n  lcd.setCursor(0, 1);                         \/\/ \u8a2d\u5b9a\u6e38\u6a19\u4f4d\u7f6e\n  lcd.print(\"Do Value: \");\n  lcd.print(value);                            \/\/ \u986f\u793a\u970d\u723e Do \u7684\u503c\n  lcd.print(\"    \");\n}<\/code><\/pre>\n\n\n\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-e4f79f5\" data-block-id=\"e4f79f5\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-button stk-block-button is-style-ghost stk-block stk-982c48b\" 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\u7dda\u6027\u970d\u723e\u611f\u61c9\u5668\u7576\u78c1\u9435(\u78c1\u5834)\u63a5\u8fd1\u6642\u6703\u7522\u751f\u96fb\u58d3\uff0c\u53ef\u4ee5\u900f\u904e\u985e\u6bd4\u8f38\u51fa\u53ef\u53d6\u5f97\u96fb\u58d3\u7684\u503c\uff0c\u7528\u6b64\u5f97\u77e5\u78c1\u5834\u5f37\u5ea6\u7684\u503c\uff0c [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":1143,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[86],"tags":[94,97,98,99],"class_list":["post-1139","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino","tag-button","tag-lcd","tag-led","tag-sensor"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>S08_Linear_Hall_Sensor(\u7dda\u6027\u970d\u723e) - \u4e58\u8c50\u9818\u822a-\uff21\uff29\u79d1\u6280<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cfnavi.org\/aitech\/s08_linear_hall_sensor\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S08_Linear_Hall_Sensor(\u7dda\u6027\u970d\u723e) - \u4e58\u8c50\u9818\u822a-\uff21\uff29\u79d1\u6280\" \/>\n<meta property=\"og:description\" content=\"\u3010\u8aaa\u660e\u3011 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