{"id":23526,"date":"2021-02-27T15:15:39","date_gmt":"2021-02-27T11:45:39","guid":{"rendered":"https:\/\/thecaferobot.com\/learn\/?p=23526"},"modified":"2021-06-19T17:45:49","modified_gmt":"2021-06-19T13:15:49","slug":"interfacing-mt8870-dtmf-decoder-module-with-arduino","status":"publish","type":"post","link":"https:\/\/thecaferobot.com\/learn\/interfacing-mt8870-dtmf-decoder-module-with-arduino\/","title":{"rendered":"\u0622\u0645\u0648\u0632\u0634 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u0627\u0698\u0648\u0644 MT8870 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF \u0628\u0627 \u0622\u0631\u062f\u0648\u06cc\u0646\u0648"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"23526\" class=\"elementor elementor-23526\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bf0bd6f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bf0bd6f\" data-element_type=\"section\">\r\n\t\t\t\r\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-row\">\r\n\t\t\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0f2d875\" data-id=\"0f2d875\" data-element_type=\"column\">\r\n\r\n\t\t\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\r\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\r\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6569e714 elementor-widget elementor-widget-heading\" data-id=\"6569e714\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0645\u0627\u0698\u0648\u0644 MT8870 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f9e1ce elementor-widget elementor-widget-text-editor\" data-id=\"1f9e1ce\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u06a9\u0644\u0645\u0647 DTMF \u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a Dual-tone-multi-frequency \u0645\u06cc\u200c\u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 \u0633\u06cc\u0633\u062a\u0645 \u062c\u0647\u062a \u0627\u0631\u0633\u0627\u0644 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062e\u0637\u0648\u0637 \u062a\u0644\u0641\u0646 \u0628\u0647 \u0645\u0631\u0627\u06a9\u0632 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af \u062f\u0631 \u0628\u0627\u0646\u062f \u0641\u0631\u06a9\u0627\u0646\u0633 \u0635\u0648\u062a\u06cc \u0645\u06cc\u200c\u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 \u0633\u06cc\u0633\u062a\u0645 \u062f\u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u0645\u0647\u0645 \u062f\u0627\u0631\u062f: \u0627\u0648\u0644\u0627 \u0628\u0631\u0627\u06cc \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0647\u200c\u06cc \u0645\u0648\u0631\u062f\u0646\u0638\u0631 \u062c\u0647\u062a \u0627\u06cc\u062c\u0627\u062f \u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u0631\u0627\u06a9\u0632 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af \u0648 \u062f\u0648\u0645\u0627 \u0646\u0642\u0634 \u0627\u0646\u062a\u0642\u0627\u0644 \u0641\u0631\u0627\u0645\u06cc\u0646 \u0631\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0631\u06a9\u0632 \u0648 \u0633\u0627\u06cc\u0631 \u062f\u0633\u062a\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u0645\u062e\u0627\u0628\u0631\u0627\u062a\u06cc \u062f\u0627\u0631\u062f.<\/p><p>\u0645\u0634\u062e\u0635\u0627\u062a \u0641\u0646\u06cc \u0627\u06cc\u0646 \u0645\u0627\u0698\u0648\u0644 :<\/p><ul><li>\u0648\u0644\u062a\u0627\u0698 \u0648\u0631\u0648\u062f\u06cc: 5 \u0648\u0644\u062a<\/li><li>\u062f\u0627\u0631\u0627\u06cc \u062c\u06a9 \u0648\u0631\u0648\u062f\u06cc 5mm<\/li><li>LED \u0628\u0631\u0627\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0646 \u0648\u0636\u0639\u06cc\u062a \u062e\u0631\u0648\u062c\u06cc \u0647\u0627\u06cc \u0628\u0627\u06cc\u0646\u0631\u06cc<\/li><li>\u062a\u0634\u062e\u06cc\u0635 \u0627\u0639\u062f\u0627\u062f 0-9\u060c \u062d\u0631\u0648\u0641 A-D \u0648 \u0639\u0644\u0627\u0626\u0645 *,#<\/li><\/ul>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e7bde0b elementor-widget elementor-widget-image\" data-id=\"7e7bde0b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Module.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"MT8870-Module.jpg\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjM1MzAsInVybCI6Imh0dHBzOlwvXC90aGVjYWZlcm9ib3QuY29tXC9sZWFyblwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMDJcL01UODg3MC1Nb2R1bGUuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img width=\"600\" height=\"560\" src=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Module.jpg\" class=\"attachment-large size-large\" alt=\"\u0645\u0627\u0698\u0648\u0644 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF \u0628\u0627 \u062a\u0631\u0627\u0634\u0647 MT8870\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2fa8eacb elementor-widget elementor-widget-heading\" data-id=\"2fa8eacb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0645\u0639\u0631\u0641\u06cc \u067e\u0627\u06cc\u0647 \u0647\u0627\u06cc (Pinout) \u0645\u0627\u0698\u0648\u0644 MT8870 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e8559f4 elementor-widget elementor-widget-text-editor\" data-id=\"1e8559f4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u0627\u06cc\u0646 \u0645\u0627\u0698\u0648\u0644 \u062f\u0627\u0631\u0627\u06cc \u067e\u0627\u06cc\u0647\u200c\u0647\u0627\u06cc\u06cc \u0628\u0647 \u0634\u0631\u062d \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p><ul><li><strong>VCC<\/strong><strong>:<\/strong> \u062a\u063a\u0630\u06cc\u0647 \u0645\u0627\u0698\u0648\u0644<\/li><li><strong>GND<\/strong><strong>:<\/strong> \u0632\u0645\u06cc\u0646<\/li><li>\u00a0Binary Output <b>:<\/b><span style=\"font-weight: bold;\">Q[1-4]<\/span><\/li><li>Early Steering (Output) <b>:<\/b><span style=\"font-weight: bold;\">EST<\/span><\/li><li>Inhibit (Input) <b>:<\/b><span style=\"font-weight: bold;\">INH<\/span><\/li><li>Three State Output Enable (Input) <b>:<\/b><span style=\"font-weight: bold;\">TOE<\/span><\/li><\/ul><p>\u067e\u06cc\u0646 \u0627\u0648\u062a (Pinout) \u0627\u06cc\u0646 \u0645\u0627\u0698\u0648\u0644 \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631 \u062a\u0635\u0648\u06cc\u0631 \u0632\u06cc\u0631 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2dbd25ab elementor-widget elementor-widget-image\" data-id=\"2dbd25ab\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Pinout.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"MT8870-Pinout.jpg\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjM1MzEsInVybCI6Imh0dHBzOlwvXC90aGVjYWZlcm9ib3QuY29tXC9sZWFyblwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMDJcL01UODg3MC1QaW5vdXQuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img width=\"800\" height=\"600\" src=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Pinout.jpg\" class=\"attachment-large size-large\" alt=\"\u067e\u06cc\u0646 \u0627\u0648\u062a Pinout \u0645\u0627\u0698\u0648\u0644 MT8870\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e564586 elementor-widget elementor-widget-text-editor\" data-id=\"1e564586\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u0648\u0636\u0639\u06cc\u062a\u200c\u0647\u0627\u06cc \u0645\u062a\u0641\u0627\u0648\u062a \u062f\u0631 \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u067e\u0627\u06cc\u0647\u200c\u0647\u0627\u06cc \u0628\u06cc\u0627\u0646 \u0634\u062f\u0647\u060c \u0628\u06cc\u0627\u0646\u06af\u0631 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0645\u06cc\u200c\u0628\u0627\u0634\u062f. \u062c\u062f\u0648\u0644 \u0632\u06cc\u0631 \u062d\u0627\u0644\u062a \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0622\u0646 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f:<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39b9359f elementor-widget elementor-widget-image\" data-id=\"39b9359f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-State.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"MT8870-State.jpg\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjM1MzIsInVybCI6Imh0dHBzOlwvXC90aGVjYWZlcm9ib3QuY29tXC9sZWFyblwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMDJcL01UODg3MC1TdGF0ZS5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img width=\"400\" height=\"520\" src=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-State.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5aa94043 elementor-widget elementor-widget-heading\" data-id=\"5aa94043\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0644\u0648\u0627\u0632\u0645\u06cc \u06a9\u0647 \u0628\u0647 \u0622\u0646 \u0627\u062d\u062a\u06cc\u0627\u062c \u062f\u0627\u0631\u06cc\u062f<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d394d17 elementor-widget elementor-widget-image\" data-id=\"3d394d17\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Required-Materials.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"MT8870-Required-Materials.jpg\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjM1MzMsInVybCI6Imh0dHBzOlwvXC90aGVjYWZlcm9ib3QuY29tXC9sZWFyblwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMDJcL01UODg3MC1SZXF1aXJlZC1NYXRlcmlhbHMuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img width=\"600\" height=\"500\" src=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Required-Materials.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5bc33357 elementor-widget elementor-widget-heading\" data-id=\"5bc33357\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">\u0642\u0637\u0639\u0627\u062a \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7861971b elementor-widget elementor-widget-html\" data-id=\"7861971b\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"table-2\">\r\n<table width=\"100%\" class=\"zebra\">\r\n<tbody>\r\n\r\n<tr>\r\n\t<td width=\"70%\">\u0622\u0631\u062f\u0648\u06cc\u0646\u0648 UNO R3 \r\n<\/td>\r\n\t<td class=\"center\" width=\"10%\">\u00d7<\/td>\r\n    <td class=\"center\" width=\"10%\">1<\/td>\r\n\t<td class=\"center\" width=\"10%\"><a href=\"http:\/\/thecaferobot.com\/store\/arduino-uno-r3\" target=\"_blank\"><i class=\"fa fa-shopping-cart\" style=\"\"><\/i><\/a><\/td>\r\n<\/tr>\r\n<tr>\r\n\t<td width=\"70%\">\u0645\u0627\u0698\u0648\u0644 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF \u0628\u0627 \u062a\u0631\u0627\u0634\u0647 MT8870\r\n<\/td>\r\n\t<td class=\"center\" width=\"10%\">\u00d7<\/td>\r\n    <td class=\"center\" width=\"10%\">1<\/td>\r\n\t<td class=\"center\" width=\"10%\"><a href=\"https:\/\/thecaferobot.com\/store\/mt8870-dtmf-reciever-module\" target=\"_blank\"><i class=\"fa fa-shopping-cart\" style=\"\"><\/i><\/a><\/td>\r\n<\/tr>\r\n<tr>\r\n\t<td width=\"70%\">\u0633\u06cc\u0645 \u062c\u0627\u0645\u067e\u0631 \u0646\u0631\u06cc-\u0645\u0627\u062f\u06af\u06cc\r\n<\/td>\r\n\t<td class=\"center\" width=\"10%\">\u00d7<\/td>\r\n    <td class=\"center\" width=\"10%\">1<\/td>\r\n\t<td class=\"center\" width=\"10%\"><a href=\"http:\/\/thecaferobot.com\/store\/40p-male-female-10cm-jumper-wire\" target=\"_blank\"><i class=\"fa fa-shopping-cart\" style=\"\"><\/i><\/a><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b5e3c5f elementor-widget elementor-widget-heading\" data-id=\"2b5e3c5f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">\u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u0647\u0627\u06cc \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-764dab9e elementor-widget elementor-widget-html\" data-id=\"764dab9e\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"table-2\">\r\n<table width=\"100%\" class=\"zebra\">\r\n<tbody>\r\n\r\n<tr>\r\n\t<td width=\"90%\">\u0622\u0631\u062f\u0648\u06cc\u0646\u0648 IDE<\/td>\r\n\t<td class=\"center\" width=\"10%\"><a href=\"https:\/\/www.arduino.cc\/en\/Main\/Software\" target=\"_blank\"><i class=\"fa fa-info\" style=\"\"><\/i><\/a><\/td>\r\n<\/tr>\r\n\r\n\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1e7b541c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1e7b541c\" data-element_type=\"section\">\r\n\t\t\t\r\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-row\">\r\n\t\t\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-5dffe6f5\" data-id=\"5dffe6f5\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\r\n\r\n\t\t\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\r\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\r\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-587e1016 elementor-view-stacked elementor-widget__width-auto elementor-absolute elementor-shape-circle elementor-widget elementor-widget-icon\" data-id=\"587e1016\" data-element_type=\"widget\" data-settings=\"{&quot;_position&quot;:&quot;absolute&quot;}\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"far fa-lightbulb\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b105527 elementor-widget elementor-widget-heading\" data-id=\"4b105527\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">\u062a\u0630\u06a9\u0631<\/h5>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3964aeac elementor-widget elementor-widget-text-editor\" data-id=\"3964aeac\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u0628\u0631\u0627\u06cc \u062a\u06a9\u0645\u06cc\u0644 \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0627\u06cc\u0646 \u0645\u0627\u0698\u0648\u0644\u060c \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06a9\u0627\u0628\u0644 AUX \u062f\u0627\u0631\u06cc\u062f.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/section>\r\n\t\t\t\t<div class=\"elementor-element elementor-element-7def7c81 elementor-widget elementor-widget-heading\" data-id=\"7def7c81\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u0627\u0698\u0648\u0644 MT8870 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca55a4c elementor-widget elementor-widget-heading\" data-id=\"ca55a4c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">\u06af\u0627\u0645 \u0627\u0648\u0644: \u0633\u06cc\u0645 \u0628\u0646\u062f\u06cc<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e18384f elementor-widget elementor-widget-text-editor\" data-id=\"7e18384f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u0645\u0637\u0627\u0628\u0642 \u0645\u062f\u0627\u0631 \u0632\u06cc\u0631 \u0645\u0627\u0698\u0648\u0644 \u0631\u0627 \u0628\u0647 \u0622\u0631\u062f\u0648\u06cc\u0646\u0648 \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06a9\u0627\u0628\u0644 AUX \u0628\u0647 \u062a\u0644\u0641\u0646 \u0647\u0645\u0631\u0627\u0647 \u0648\u0635\u0644 \u06a9\u0646\u06cc\u062f.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c76085d elementor-widget elementor-widget-image\" data-id=\"4c76085d\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Circuit-.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"MT8870-Circuit-.jpg\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjM1MzQsInVybCI6Imh0dHBzOlwvXC90aGVjYWZlcm9ib3QuY29tXC9sZWFyblwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMDJcL01UODg3MC1DaXJjdWl0LS5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img width=\"800\" height=\"600\" src=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-Circuit-.jpg\" class=\"attachment-large size-large\" alt=\"\u0633\u06cc\u0645 \u0628\u0646\u062f\u06cc \u0645\u062f\u0627\u0631 \u0627\u062a\u0635\u0627\u0644 MT8870 \u0628\u0647 \u0622\u0631\u062f\u0648\u06cc\u0646\u0648\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a46ec50 elementor-widget elementor-widget-heading\" data-id=\"6a46ec50\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">\u06af\u0627\u0645 \u062f\u0648\u0645: \u06a9\u062f <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d0ce8d0 elementor-widget elementor-widget-text-editor\" data-id=\"2d0ce8d0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u06a9\u062f \u0632\u06cc\u0631 \u0631\u0627 \u0631\u0648\u06cc \u0622\u0631\u062f\u0648\u06cc\u0646\u0648 \u062e\u0648\u062f \u0622\u067e\u0644\u0648\u062f \u06a9\u0646\u06cc\u062f.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e103d98 elementor-widget elementor-widget-html\" data-id=\"5e103d98\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<pre class=\"line-numbers lang-arduino\"><code>   \/*\r\nMT8870-DTMF-Receiver-Module\r\nMade on 09 Feb, 2021\r\nhttps:\/\/electropeak.com\/learn\/\r\n\r\n*\/\r\n\r\nvoid setup() {\r\n  Serial.begin(9600);\r\n  pinMode(3, INPUT);\r\n  pinMode(4, INPUT);\r\n  pinMode(5, INPUT);\r\n  pinMode(6, INPUT);\r\n  pinMode(7, INPUT);\r\n}\r\n\r\nvoid loop() {\r\n  uint8_t number;\r\n  bool signal;\r\n  signal = digitalRead(7);\r\n  if (signal == HIGH)     \/*When DTMF tone is detected, STQ will read HIGH for the duration of the tone*\/\r\n  {\r\n    delay(100);\r\n    number = ( 0x00 | (digitalRead(3) &lt;&lt; 0) | (digitalRead(4) &lt;&lt; 1) | (digitalRead(5) &lt;&lt; 2) | (digitalRead(6) &lt;&lt; 3) );\r\n    switch (number)\r\n    {\r\n      case 0x01:\r\n        Serial.println(&quot;Pin Pressed: 1&quot;);\r\n        break;\r\n      case 0x02:\r\n        Serial.println(&quot;Pin Pressed: 2&quot;);\r\n        break;\r\n      case 0x03:\r\n        Serial.println(&quot;Pin Pressed: 3&quot;);\r\n        break;\r\n      case 0x04:\r\n        Serial.println(&quot;Pin Pressed: 4&quot;);\r\n        break;\r\n      case 0x05:\r\n        Serial.println(&quot;Pin Pressed: 5&quot;);\r\n        break;\r\n      case 0x06:\r\n        Serial.println(&quot;Pin Pressed: 6&quot;);\r\n        break;\r\n      case 7:\r\n        Serial.println(&quot;Pin Pressed: 7&quot;);\r\n        break;\r\n      case 0x08:\r\n        Serial.println(&quot;Pin Pressed: 8&quot;);\r\n        break;\r\n      case 0x09:\r\n        Serial.println(&quot;Pin Pressed: 9&quot;);\r\n        break;\r\n      case 0x0A:\r\n        Serial.println(&quot;Pin Pressed: 0&quot;);\r\n        break;\r\n      case 0x0B:\r\n        Serial.println(&quot;Pin Pressed: *&quot;);\r\n        break;\r\n      case 0x0C:\r\n        Serial.println(&quot;Pin Pressed: #&quot;);\r\n        break;\r\n    }\r\n  }\r\n}\r\n<\/code><\/pre>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5361f518 elementor-widget elementor-widget-text-editor\" data-id=\"5361f518\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>\u062f\u0631 \u0627\u06cc\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0634\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u06cc\u0628\u0648\u0631\u062f \u062a\u0645\u0627\u0633 \u062a\u0644\u0641\u0646 \u0647\u0645\u0631\u0627\u0647\u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u0627\u06cc\u0646 \u0645\u0627\u0698\u0648\u0644 \u0631\u0627 \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f. \u0628\u062f\u06cc\u0646 \u0635\u0648\u0631\u062a \u06a9\u0647 \u0628\u0627 \u0644\u0645\u0633 \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0627\u0639\u062f\u0627\u062f 0 \u062a\u0627 9 \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0639\u0644\u0627\u0626\u0645 # \u0648 *\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u0642\u0633\u0645\u062a \u0633\u0631\u06cc\u0627\u0644 \u0645\u0627\u0646\u06cc\u062a\u0648\u0631 \u0646\u0631\u0645\u200c\u0627\u0641\u0632\u0627\u0631 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0646\u06cc\u062f.&nbsp;<\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0628\u0647 \u0634\u06a9\u0644 \u0632\u06cc\u0631 \u0627\u0633\u062a.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66d052dd elementor-widget elementor-widget-image\" data-id=\"66d052dd\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-result.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"MT8870-result.jpg\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjM1MzUsInVybCI6Imh0dHBzOlwvXC90aGVjYWZlcm9ib3QuY29tXC9sZWFyblwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMDJcL01UODg3MC1yZXN1bHQuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img width=\"800\" height=\"563\" src=\"https:\/\/thecaferobot.com\/learn\/wp-content\/uploads\/2021\/02\/MT8870-result.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/section>\r\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0645\u0627\u0698\u0648\u0644 MT8870 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u062f\u0647\u0627\u06cc DTMF \u06a9\u0644\u0645\u0647 DTMF \u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a Dual-tone-multi-frequency \u0645\u06cc\u200c\u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 \u0633\u06cc\u0633\u062a\u0645 \u062c\u0647\u062a \u0627\u0631\u0633\u0627\u0644 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062e\u0637\u0648\u0637 \u062a\u0644\u0641\u0646 \u0628\u0647 \u0645\u0631\u0627\u06a9\u0632 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af \u062f\u0631 \u0628\u0627\u0646\u062f \u0641\u0631\u06a9\u0627\u0646\u0633 \u0635\u0648\u062a\u06cc \u0645\u06cc\u200c\u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 \u0633\u06cc\u0633\u062a\u0645 \u062f\u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u0645\u0647\u0645 \u062f\u0627\u0631\u062f: \u0627\u0648\u0644\u0627 \u0628\u0631\u0627\u06cc \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0647\u200c\u06cc \u0645\u0648\u0631\u062f\u0646\u0638\u0631 \u062c\u0647\u062a \u0627\u06cc\u062c\u0627\u062f \u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u0631\u0627\u06a9\u0632 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af \u0648 \u062f\u0648\u0645\u0627 \u0646\u0642\u0634 \u0627\u0646\u062a\u0642\u0627\u0644 \u0641\u0631\u0627\u0645\u06cc\u0646 \u0631\u0627 \u0628\u0647 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