{"id":677,"date":"2014-01-11T17:03:09","date_gmt":"2014-01-11T17:03:09","guid":{"rendered":"http:\/\/www.horter.de\/blog\/?p=677"},"modified":"2023-01-14T17:42:51","modified_gmt":"2023-01-14T17:42:51","slug":"arduino-chipkarten-lesen-und-schreiben","status":"publish","type":"post","link":"https:\/\/www.horter.de\/blog\/arduino-chipkarten-lesen-und-schreiben\/","title":{"rendered":"Arduino Chipkarten lesen und schreiben"},"content":{"rendered":"<p>dieses Beispielprogramm wurde mir von Alexander D. zur Verf\u00fcgung gestellt.<\/p>\n<p>Vielen Dank daf\u00fcr!!<\/p>\n<table style=\"background-color: #dcdcdc;\" border=\"0\">\n<tbody>\n<tr>\n<td>\n<p><em>Hallo Herr Horter,<\/em><\/p>\n<p><em>anbei sende ich Ihnen ein Beispielprogramm f\u00fcr Arduino, um mit Ihrem Chipkartenleser I2C-Chipkarten oder andere I2C-EEPROM-Karten auszulesen und zu beschreiben.<\/em><\/p>\n<p><em>Zu dem Quelltext gibt es eigentlich nicht viel zu erkl\u00e4ren. Er wurde mit der aktuellen Arduino IDE 1.5.4 getestet.<\/em><\/p>\n<p><em>Viele Gr\u00fc\u00dfe,<\/em><br \/><em> Alexander D.<\/em><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<pre>#include\u00a0&lt;<span style=\"color: #cc6600;\">Wire<\/span>.h&gt;\r\n\r\n<span style=\"color: #cc6600;\">void<\/span> eeprom_i2c_write(<span style=\"color: #cc6600;\">byte<\/span> address, <span style=\"color: #cc6600;\">byte<\/span> from_addr, <span style=\"color: #cc6600;\">byte<\/span> data) {\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">beginTransmission<\/span>(address);\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">write<\/span>(from_addr);\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">write<\/span>(data);\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">endTransmission<\/span>();\r\n}\r\n\r\n<span style=\"color: #cc6600;\">byte<\/span> eeprom_i2c_read(<span style=\"color: #cc6600;\">int<\/span> address, <span style=\"color: #cc6600;\">int<\/span> from_addr) {\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">beginTransmission<\/span>(address);\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">write<\/span>(from_addr);\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">endTransmission<\/span>();\r\n\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">requestFrom<\/span>(address, 1);\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">if<\/span>(<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">available<\/span>())\r\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #cc6600;\">return<\/span> <span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">read<\/span>();\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">else<\/span>\r\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #cc6600;\">return<\/span> 0xFF;\r\n}\r\n\r\n<span style=\"color: #cc6600;\">void<\/span> <span style=\"color: #cc6600;\"><b>setup<\/b><\/span>() {\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">Wire<\/span>.<span style=\"color: #cc6600;\">begin<\/span>();\r\n\u00a0\u00a0<span style=\"color: #cc6600;\"><b>Serial<\/b><\/span>.<span style=\"color: #cc6600;\">begin<\/span>(115200);\r\n\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0for(int\u00a0i\u00a0=\u00a00;\u00a0i\u00a0&lt;\u00a0256;\u00a0i++)\u00a0{<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0eeprom_i2c_write(B01010000,\u00a0i,\u00a00xFF);<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0delay(10);<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0}<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0Serial.println(\"Writen\u00a0to\u00a0memory!\");<\/span>\r\n}\r\n\r\n<span style=\"color: #cc6600;\">void<\/span> <span style=\"color: #cc6600;\"><b>loop<\/b><\/span>() {\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">for<\/span>(<span style=\"color: #cc6600;\">int<\/span> i = 0; i &lt; 256; i++) {\r\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #cc6600;\">byte<\/span> r = eeprom_i2c_read(B01010000, i);\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0Serial.print(i);<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0Serial.print(\"\u00a0-\u00a0\");<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0Serial.print(r,\u00a0HEX);<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0Serial.print(\"\u00a0-\u00a0\");<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0Serial.write(r);<\/span>\r\n<span style=\"color: #7e7e7e;\">\/\/\u00a0\u00a0\u00a0\u00a0Serial.print(\"\\n\");<\/span>\r\n\u00a0\u00a0\u00a0\u00a0\r\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #cc6600;\"><b>Serial<\/b><\/span>.<span style=\"color: #cc6600;\">write<\/span>(r);\r\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #cc6600;\">delay<\/span>(10);\r\n\u00a0\u00a0}\r\n\u00a0\u00a0<span style=\"color: #cc6600;\">delay<\/span>(30000);\r\n}\r\n\r\n<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>dieses Beispielprogramm wurde mir von Alexander D. zur Verf\u00fcgung gestellt. Vielen Dank daf\u00fcr!! Hallo Herr Horter, anbei sende ich Ihnen ein Beispielprogramm f\u00fcr Arduino, um mit Ihrem Chipkartenleser I2C-Chipkarten oder andere I2C-EEPROM-Karten auszulesen und zu beschreiben. Zu dem Quelltext gibt&#8230; <a class=\"continue-reading-link\" href=\"https:\/\/www.horter.de\/blog\/arduino-chipkarten-lesen-und-schreiben\/\">mehr lesen<\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[252],"tags":[],"class_list":["post-677","post","type-post","status-publish","format-standard","hentry","category-arduino"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Arduino Chipkarten lesen und schreiben - Horter &amp; Kalb Blog<\/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:\/\/www.horter.de\/blog\/arduino-chipkarten-lesen-und-schreiben\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Arduino Chipkarten lesen und schreiben - Horter &amp; Kalb Blog\" \/>\n<meta property=\"og:description\" content=\"dieses Beispielprogramm wurde mir von Alexander D. zur Verf\u00fcgung gestellt. Vielen Dank daf\u00fcr!! Hallo Herr Horter, anbei sende ich Ihnen ein Beispielprogramm f\u00fcr Arduino, um mit Ihrem Chipkartenleser I2C-Chipkarten oder andere I2C-EEPROM-Karten auszulesen und zu beschreiben. 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