{"id":801,"date":"2014-08-08T16:43:53","date_gmt":"2014-08-08T07:43:53","guid":{"rendered":"http:\/\/www.gvc-on.net\/?p=801"},"modified":"2014-08-08T16:45:12","modified_gmt":"2014-08-08T07:45:12","slug":"%e2%96%a1am2321%e3%81%ab%e3%82%88%e3%82%8b%e6%b9%bf%e5%ba%a6%e6%b8%a9%e5%ba%a6%e6%b8%ac%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/www.gvc-on.net\/?p=801","title":{"rendered":"AM2321\u306b\u3088\u308b\u6e7f\u5ea6\u6e29\u5ea6\u6e2c\u5b9a"},"content":{"rendered":"<p>\u79cb\u6708\u96fb\u5b50\u3067I2C\u3067\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u304c\u51fa\u6765\u308b<a href=\"http:\/\/akizukidenshi.com\/catalog\/g\/gM-07001\/\">AM2321<\/a>\u3068\u3044\u3046\u30bb\u30f3\u30b5\u30fc\u304c700\u5186\u3067\u8ca9\u58f2\u3055\u308c\u59cb\u3081\u305f\u306e\u3067\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u3050\u3050\u308b\u3068\u7686\u3055\u3093\u30a2\u30c9\u30ec\u30b9\u30920xB8\u3068\u8a00\u3063\u3066\u3044\u308b\u306e\u3067\u3066\u3063\u304d\u308a10bit\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u306a\u306e\u304b\u3068\u601d\u3044\u307e\u3057\u305f\u304c\u3001\u8aac\u660e\u66f8\u306a\u3069\u3092\u8aad\u3093\u3067\u307f\u308b\u3068\u3001I2C\u7684\u306b\u306f\u3069\u3046\u898b\u3066\u30820x5C\u306a\u3093\u3058\u3083\u306a\u3044\u304b\u3068\u601d\u3046\u3093\u3067\u3059\u304c\u3069\u3046\u3067\u3057\u3087\u3046\uff1f \u305d\u3082\u305d\u3082\u306e\u8aac\u660e\u66f8\u3092\u66f8\u3044\u305f\u4eba\u9593\u304cI2C\u3092\u304d\u3061\u3093\u3068\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u306b\u9593\u9055\u3048\u3066\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3046\u306e\u3067\u3059\u304c\u3002<br \/>\n(\u3068\u3044\u3046\u81ea\u5206\u3082\u304d\u3061\u3093\u3068\u7406\u89e3\u3057\u3066\u3044\u308b\u304b\u3068\u3044\u308f\u308c\u308b\u3068\u305d\u3046\u3067\u306f\u306a\u3044\u308f\u3051\u3067\u3059\u304c\u2026)<\/p>\n<p>\u3057\u304b\u3082\u3001\u3053\u306eAM2321\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u5834\u5408\u306a\u3069\u306b\u306f\u7279\u5225\u306a\u624b\u9806\u3092\u8e0f\u307e\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u304b\u306a\u308a\u9762\u5012\u3067\u3059\u3002<br \/>\n(\u5224\u3063\u3066\u3057\u307e\u3048\u3070\u305d\u3046\u3067\u3059\u304b\u3001\u3068\u3044\u3046\u3060\u3051\u306a\u306e\u3067\u3059\u304c)<\/p>\n<p>\u3068\u3044\u3046\u306e\u306f\u3001\u3053\u306eAM2321\u3001\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u3057\u305f\u5834\u5408\u306b\u81ea\u5206\u304c\u547c\u3070\u308c\u305f\u3068\u3057\u3066\u3082ACK\u3092\u8fd4\u3055\u305a\u306bNACK\u3092\u8fd4\u3059\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u308b\u5834\u5408\u306b\u306f\u3001\u666e\u901a\u306b\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u306a\u3069\u306e\u624b\u9806\u3092\u8e0f\u307e\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3059\u3002<br \/>\n(\u547c\u3070\u308c\u305f\u3053\u3068\u304c\u5224\u308b\u306a\u3089ACK\u8fd4\u305b\u3088\u3001\u307e\u3063\u305f\u304f\u2026)<\/p>\n<p>\u3057\u304b\u3082\u3001\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u5bfe\u3057\u3066\u9023\u7d9a\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8981\u6c42\u3059\u308b\u5834\u5408\u3001500ms\u4f4d\u306e\u9593\u9694\u3092\u7a7a\u3051\u306a\u3044\u3068\u307e\u3068\u3082\u306b\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u304c\u51fa\u6765\u307e\u305b\u3093\u3002 \u4f55\u304b\u7279\u6b8a\u7528\u9014\u7684\u306a\u3001\u3068\u308a\u3042\u3048\u305a\u4f5c\u308a\u307e\u3057\u305f\u7684\u306a\u3001\u306a\u3093\u3060\u304b\u306a\u3041\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u3057\u305f\u3002(\u307e\u3041\u53d6\u5f97\u3067\u304d\u308b\u30c7\u30fc\u30bf\u306f\u5341\u5206\u3059\u304e\u307e\u3059\u304c)<\/p>\n<p>\u4ee5\u4e0b\u306e\u30bd\u30fc\u30b9\u306fGVC Rev.2\u3092\u5143\u306b\u3001\u3068\u308a\u3042\u3048\u305a\u30c6\u30b9\u30c8\u3068\u3057\u3066\u66f8\u304d\u8d77\u3053\u3057\u3066\u3044\u308b\u3082\u306e(Rev.3\u306b\u3059\u308b\u4e88\u5b9a)\u306e\u4e00\u90e8\u3067\u3059\u3002<\/p>\n<p><strong>\u25cbI2C \u30b9\u30ec\u30fc\u30d6\u30c7\u30d0\u30a4\u30b9\u3092\u30b9\u30ad\u30e3\u30f3(7bit\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u3068\u3057\u3066\u5b9f\u65bd)<\/strong><\/p>\n<pre class=\"brush: cpp; title: ; notranslate\" title=\"\">\r\n\t\/\/ I2C \u30b9\u30ec\u30fc\u30d6\u30c7\u30d0\u30a4\u30b9\u3092\u30b9\u30ad\u30e3\u30f3(7bit\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u3068\u3057\u3066\u5b9f\u65bd\u300210bit\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u306e\u5834\u5408\u3001\u6700\u5927\u30a2\u30c9\u30ec\u30b9\u306f0x3FF=1024)\r\n\tfor (slave_addr = 1; slave_addr &lt; 0x80; slave_addr ++)\r\n\t{\r\n\t\tPORT_RESULT_LED = LED_ON;\r\n\t\t\/\/ \u30b9\u30ec\u30fc\u30d6\u30a2\u30c9\u30ec\u30b9\u304c0x5C\u306a\u3089\u3001AM2321\u304c\u7e4b\u304c\u3063\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u306e\u3067\u72ec\u81ea\u306e\u30c6\u30b9\u30c8\u3092\u3059\u308b(\u7f8e\u3057\u304f\u306a\u3044\u2026)\r\n\t\tif (slave_addr == 0x5C)\r\n\t\t{\r\n\t\t\t\/\/ \u30d0\u30c3\u30d5\u30a1\u3092\u521d\u671f\u5316\r\n\t\t\tmemset((void *)buff_work, 0x00, sizeof(buff_work));\r\n\t\t\t\/\/ AM2321\u306b\u8d77\u304d\u308b\u3088\u3046\u30c7\u30fc\u30bf\u3092\u6295\u3052\u308b\r\n\t\t\ti2c_write_test(slave_addr, AM2321_WAKEUP_MSG, 1);\r\n\t\t\t\/\/ AM2321\u306b\u6e7f\u5ea6\u3068\u6e29\u5ea6\u306e\u30c7\u30fc\u30bf\u8981\u6c42\u3092\u6295\u3052\u308b\r\n\t\t\ti2c_write_test(slave_addr, AM2321_GET_MSG, 3);\r\n\t\t\t\/\/ AM2321\u304b\u3089\u6e7f\u5ea6\u3068\u6e29\u5ea6\u307b\u304b\u3001\u5408\u8a088\u30d0\u30a4\u30c8\u3092\u53d7\u4fe1\u3059\u308b\r\n\t\t\ti2c_read(slave_addr, buff_work, 8);\r\n\t\t\t\/\/ \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u306e\u5024\u304c\u6b63\u3057\u3044\u306a\u3089\r\n\t\t\tif (buff_work&#x5B;0] == 0x03 &amp;&amp; buff_work&#x5B;1] == 0x04)\r\n\t\t\t{\r\n\t\t\t\t\/\/ I2C\u30b9\u30ec\u30fc\u30d6\u72b6\u614b\u683c\u7d0d\u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\r\n\t\t\t\ti2c_status_num ++;\r\n\t\t\t\ti2c_status_tbl&#x5B;i2c_status_num].address = slave_addr;\r\n\t\t\t\ti2c_status_tbl&#x5B;i2c_status_num].status = 'o';\r\n\t\t\t}\r\n\t\t}\r\n\t\t\/\/ \u5bfe\u8c61\u30a2\u30c9\u30ec\u30b9\u3067\u53cd\u5fdc\u304c\u3042\u308b\u306a\u3089\r\n\t\telse if (i2c_slave_check(slave_addr) == 1)\r\n\t\t{\r\n\t\t\t\/\/ I2C\u30b9\u30ec\u30fc\u30d6\u72b6\u614b\u683c\u7d0d\u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\r\n\t\t\ti2c_status_num ++;\r\n\t\t\ti2c_status_tbl&#x5B;i2c_status_num].address = slave_addr;\r\n\t\t\ti2c_status_tbl&#x5B;i2c_status_num].status = 'o';\r\n\t\t}\r\n\t\tPORT_RESULT_LED = LED_OFF;\r\n\t}\r\n<\/pre>\n<p><strong>\u25cb\u5b9f\u969b\u306b\u6e7f\u5ea6\u6e29\u5ea6\u306e\u30c7\u30fc\u30bf\u3092\u8a08\u7b97\u3057\u3066\u53d6\u5f97\u3059\u308b<\/strong><\/p>\n<pre class=\"brush: cpp; title: ; notranslate\" title=\"\">\r\n\t\t\/\/ \u30d0\u30c3\u30d5\u30a1\u3092\u521d\u671f\u5316\r\n\t\tmemset((void *)buff_work, 0x00, sizeof(buff_work));\r\n\r\n\t\t\/\/ AM2321\u306b\u8d77\u304d\u308b\u3088\u3046\u30c7\u30fc\u30bf\u3092\u6295\u3052\u308b\r\n\t\ti2c_write_test(0x5C, AM2321_WAKEUP_MSG, 1);\r\n\t\t\/\/ AM2321\u306b\u6e7f\u5ea6\u3068\u6e29\u5ea6\u306e\u30c7\u30fc\u30bf\u8981\u6c42\u3092\u6295\u3052\u308b\r\n\t\ti2c_write_test(0x5C, AM2321_GET_MSG, 3);\r\n\t\t\/\/ AM2321\u304b\u3089\u6e7f\u5ea6\u3068\u6e29\u5ea6\u307b\u304b\u3001\u5408\u8a088\u30d0\u30a4\u30c8\u3092\u53d7\u4fe1\u3059\u308b\r\n\t\ti2c_read(0x5C, buff_work, 8);\r\n\r\n\t\t\/\/ \u6e7f\u5ea6\u306e\u8a08\u7b97\r\n\t\thumi_data = (buff_work&#x5B;2] &lt;&lt; 8) + buff_work&#x5B;3];\r\n\t\thumi_vol = humi_data \/ 10;\r\n\t\tsend_strdata(&quot;HUMI = &quot;);\r\n\t\tsend_intdata(humi_data);\r\n\t\tsend_crlf();\r\n\r\n\t\t\/\/ \u6e29\u5ea6\u306e\u8a08\u7b97\r\n\t\t\/\/ \u30de\u30a4\u30ca\u30b9\u306a\u3089\r\n\t\tif (buff_work&#x5B;4] &amp; 0b10000000)\r\n\t\t{\r\n\t\t\ttemp_data = ((buff_work&#x5B;4] &amp; 0b01111111) &lt;&lt; 8) + buff_work&#x5B;5];\r\n\t\t\ttemp_vol = temp_data \/ 10;\r\n\t\t}\r\n\t\t\/\/ \u30d7\u30e9\u30b9\u306a\u3089\r\n\t\telse\r\n\t\t{\r\n\t\t\ttemp_data = (buff_work&#x5B;4] &lt;&lt; 8) + buff_work&#x5B;5];\r\n\t\t\ttemp_vol = temp_data \/ 10;\r\n\t\t}\r\n\t\tsend_strdata(&quot;TEMP = &quot;);\r\n\t\tsend_intdata(temp_data);\r\n\t\tsend_crlf();\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u79cb\u6708\u96fb\u5b50\u3067I2C\u3067\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u304c\u51fa\u6765\u308bAM2321\u3068\u3044\u3046\u30bb\u30f3\u30b5\u30fc\u304c700\u5186\u3067\u8ca9\u58f2\u3055\u308c\u59cb\u3081\u305f\u306e\u3067\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002 \u3053\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u3050\u3050\u308b\u3068\u7686\u3055\u3093\u30a2\u30c9\u30ec\u30b9\u30920xB8\u3068\u8a00\u3063\u3066\u3044\u308b\u306e\u3067\u3066\u3063\u304d\u308a10bit\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u306a\u306e\u304b\u3068\u601d\u3044\u307e &hellip; <a href=\"https:\/\/www.gvc-on.net\/?p=801\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-801","post","type-post","status-publish","format-standard","hentry","category-gvc"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=\/wp\/v2\/posts\/801","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=801"}],"version-history":[{"count":4,"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=\/wp\/v2\/posts\/801\/revisions"}],"predecessor-version":[{"id":805,"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=\/wp\/v2\/posts\/801\/revisions\/805"}],"wp:attachment":[{"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=801"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=801"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gvc-on.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=801"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}