{"id":1642,"date":"2017-01-20T14:10:40","date_gmt":"2017-01-20T05:10:40","guid":{"rendered":"http:\/\/otsuka.biz\/blog1\/?p=1642"},"modified":"2024-02-12T16:27:35","modified_gmt":"2024-02-12T07:27:35","slug":"%e3%83%87%e3%82%a3%e3%83%83%e3%83%97%e3%83%bb%e3%83%a1%e3%83%bc%e3%82%bf%e3%83%bc-grid-dip-oscillator-part-2","status":"publish","type":"post","link":"https:\/\/otsuka.biz\/blog1\/%e3%83%87%e3%82%a3%e3%83%83%e3%83%97%e3%83%bb%e3%83%a1%e3%83%bc%e3%82%bf%e3%83%bc-grid-dip-oscillator-part-2\/","title":{"rendered":"\u30c7\u30a3\u30c3\u30d7\u30fb\u30e1\u30fc\u30bf, Grid dip oscillator : Part 2"},"content":{"rendered":"

<< Introduction in Japanese >><\/p>\n

\u5148\u822c\u5236\u4f5c\u3057\u305f\u30c7\u30a3\u30c3\u30d7\u30fb\u30e1\u30fc\u30bf\uff08\u5e73\u621028\u5e749\u670811\u65e5\u306e\u7a3f\uff09\u306e\u6027\u80fd\u3092\u5411\u4e0a\u3059\u308b\u70ba\u306b\u3001\u5468\u6ce2\u6570\u30ab\u30a6\u30f3\u30bf\u306e\u5165\u529b\u90e8\u306b\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9 MB501\uff08\u5bcc\u58eb\u901a\uff09\u3092\u7d44\u307f\u8fbc\u3093\u3067\u3001\u6e2c\u5b9a\u8868\u793a\u3067\u304d\u308b\u5171\u632f\u5468\u6ce2\u6570\u306e\u4e0a\u9650\u3092\u62e1\u5f35\u3057\u305f\u3002\u307e\u305f\u3001\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9\u5897\u8a2d\u306b\u4f34\u3044\u5468\u6ce2\u6570\u30ab\u30a6\u30f3\u30bf\u306e PIC \u30d7\u30ed\u30b0\u30e9\u30e0\u3082\u6539\u4fee\u3057\u305f\u3002<\/p>\n

\u8fd1\u5e74\u3001\u30a2\u30de\u30c1\u30e5\u30a2\u5de5\u4f5c\u3067\u5229\u7528\u3067\u304d\u308b\u534a\u5c0e\u4f53\u306e\u5165\u624b\u304c\u56f0\u96e3\u306b\u306a\u308a\u3064\u3064\u3042\u308b\u3002\u521d\u3081\u306f\u30c7\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u578b MOS-FET \u306e\u5165\u624b\u306b\u624b\u9593\u53d6\u308a\u3001\u6b21\u306f\u624b\u9803\u306a\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9\u306e\u78ba\u4fdd\u306b\u624b\u9593\u53d6\u3063\u305f\u3002\u81ea\u8eab\u304c\u8001\u3044\u3066\u5de5\u4f5c\u51fa\u6765\u306a\u304f\u306a\u308b\u3068\u8a00\u3046\u3088\u308a\u3001\u90e8\u54c1\u306e\u5165\u624b\u304c\u51fa\u6765\u306a\u304f\u306a\u308b\u306e\u304c\u672c\u5f53\u306e\u6240\u3067\u306f\u306a\u3044\u304b\u3068\u611f\u3058\u308b\u3002<\/p>\n

\"dip-meter-part2\"<\/a><\/p>\n

<< Prescaler and amplifier of Frequency counter >><\/p>\n

\"preamp-prescaler\"<\/a><\/p>\n

\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9\u306f\u300164\u5206\u5468\u304c\u53ef\u80fd\u306a MB501\uff08FUJITSU : The input frequency ranges from 10 MHz to 1.1GHz.\uff09\u3092\u7528\u3044\u305f\u3002PIC18F1320\u00a0\u304c Timer 0 \u306e\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9\u3092\u4f7f\u7528\u3057\u306a\u3044\u5834\u5408\u306b\u6e2c\u5b9a\u53ef\u80fd\u306a\u5468\u6ce2\u6570\u306e\u4e0a\u9650\u306f 4.1 MHz \u306a\u306e\u3067\u3001MB501 \u3067\u306e\u5206\u5468\u51e6\u7406\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u5834\u5408\u306e\u6e2c\u5b9a\u53ef\u80fd\u306a\u5468\u6ce2\u6570\u306e\u4e0a\u9650\u306f 256 MHz \u307e\u3067\u306b\u62e1\u5f35\u3055\u308c\u308b\u3002<\/p>\n

\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9\u90e8\u306e\u56de\u8def\u306f\u3001MB501 \u306e\u30c7\u30fc\u30bf\u30fb\u30b7\u30fc\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u30b5\u30f3\u30d7\u30eb\u56de\u8def\u3092\u7528\u3044\u305f\u3002\u3060\u305f\u3057\u3001\u5bc4\u751f\u632f\u52d5\u3092\u6291\u5236\u3059\u308b\u70ba\u306b\u5165\u529b pin\u00a01\u00a0\u3092\u62b5\u6297 10 k\u03a9\u3067 GND \u63a5\u5730\u3057\u305f\u3002<\/p>\n

\u66f4\u306b\u3001\u9ad8\u5468\u6ce2\u5897\u5e45\u56de\u8def\u3067\u306f\u3001\u4e0d\u9069\u5207\u306f\u627f\u77e5\u3067 buffer \u306e\u30d0\u30a4\u30a2\u30b9\u56de\u8def\u3092\u7c21\u7565\u5316\u3057\u3066\u3044\u308b\u3002<\/p>\n

<<\u00a0Sample code\u00a0of\u00a0frequency counter\u00a0for Part 2\u00a0\u00a0>><\/p>\n

\n\n
\n
\n
\n
\"\u30a2\u30a4\u30b3\u30f3\"<\/div>\n
\n

Grid dip oscillator 2<\/a><\/h3>\n
<\/i> 1 \u30d5\u30a1\u30a4\u30eb <\/i> 7.06 KB<\/div>\n <\/div>\n
\n \u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/a>\n <\/div>\n <\/div>\n <\/div>\n<\/div>\n\n<\/div> (A project of MPLAB X IDE containing HEX.file only)<\/p>\n

Derived from\u00a0the code in my page, “Frequency counter using 8-bit, 18-pin PIC on July 17, 2016”.<\/p>\n

<< Result and Summary >><\/p>\n

FM\u30e9\u30b8\u30aa\u653e\u9001\u306e\u5468\u6ce2\u6570\u5e2f\u3067\u30c7\u30a3\u30c3\u30d7\u3092\u78ba\u8a8d\u3059\u308b\u70ba\u306b\u3001\u767a\u632f\u90e8\u3067\u30b7\u30fc\u30eb\u30c9\u3055\u308c\u3066\u3044\u306a\u3044\u30b3\u30a4\u30eb\u3092\u7528\u3044\u305f FM \u30ef\u30a4\u30e4\u30ec\u30b9\u30fb\u30de\u30a4\u30af\uff08\u9001\u4fe1\u6a5f\uff09\u3068\u540c\u8abf\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u30c7\u30a3\u30c3\u30d7\u30fb\u30e1\u30fc\u30bf\u306e\u52d5\u4f5c\u78ba\u8a8d\u3092\u884c\u3063\u305f\u3002\u5b9f\u969b\u306b\u4f7f\u3063\u3066\u307f\u3066\u3001\u3084\u306f\u308a 500\u03bcA \u30e9\u30b8\u30b1\u30fc\u30bf\u3067\u306f\u30c7\u30a3\u30c3\u30d7\u304c\u6d45\u3044\u3002\u524d\u7a3f\u3067\u3082\u8ff0\u3079\u305f\u3088\u3046\u306b\u5c0f\u578b\u5316\u306b\u56fa\u57f7\u3057\u306a\u3044\u306a\u3089\u3001100\u03bcA \u4ee5\u4e0b\u306e\u96fb\u6d41\u8a08\u3092\u8a66\u3057\u305f\u3044\u3002<\/p>\n

\u66f4\u306b\u3001VHF \u5e2f\u4ee5\u4e0a\u306e\u5171\u632f\u6570\u6ce2\u6570\u3067\u306f\u3001\u5177\u4f53\u7684\u306a\u5bfe\u8c61\u56de\u8def\u3092\u6301\u305f\u306a\u3044\u306e\u3067\u3001\u52d5\u4f5c\u78ba\u8a8d\u306f\u51fa\u6765\u306a\u3044\u73fe\u72b6\u3067\u3042\u308b\u3002<\/p>\n

\u4e00\u65b9\u3001\u6e2c\u5b9a\u7cbe\u5ea6\u306b\u65bc\u3044\u3066\u6ce8\u610f\u3059\u3079\u304d\u70b9\u306f\u3001MB501 \u306e\u5165\u529b\u5468\u6ce2\u6570\u306e\u7bc4\u56f2\u304c\u30c7\u30fc\u30bf\u30fb\u30b7\u30fc\u30c8\u3067\u306f\u300110 MHz \u304b\u3089 1.1 GHz \u3068\u8a18\u3055\u308c\u3066\u304a\u308a\u300110 MHz \u672a\u6e80\u3067\u306e\u7cbe\u5ea6\u4fdd\u8a3c\u304c\u7121\u3044\u4e8b\u3067\u3042\u308b\u300210 MHz \u672a\u6e80\u3067\u306e\u30ab\u30a6\u30f3\u30c8\u30fb\u30ed\u30b9\u306f\u6e2c\u5b9a\u8aa4\u5dee\u3068\u3057\u3066\u7121\u8996\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u5171\u632f\u5468\u6ce2\u6570\u304c 4 MHz \u304b\u3089 10 MHz \u3067\u306f\u3001PIC \u5185\u8535\u306e\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9\u3092\u4f7f\u7528\u3057\u3066\u6e2c\u5b9a\u3059\u3079\u304d\u3067\u306f\u3068\u8003\u3048\u308b\u3002<\/p>\n

\u7a3f\u3092\u7d42\u3048\u308b\u306b\u3042\u305f\u308a\u4e00\u8a00\u8ff0\u3079\u308b\u3002\u96fb\u5b50\u6280\u8853\u306e\u9032\u6b69\u306b\u4f34\u3046\u96fb\u5b50\u90e8\u54c1\u306e\u5c0f\u578b\u5316\u3068\u3001\u65e5\u672c\u306e\u5bb6\u96fb\u7523\u696d\u306e\u82e6\u5883\u306b\u3088\u308b\u534a\u5c0e\u4f53\u306e\u88fd\u9020\u4e2d\u6b62\u3068\u6d41\u901a\u5728\u5eab\u306e\u6e1b\u5c11\u306e\u70ba\u3001\u30a2\u30de\u30c1\u30e5\u30a2\u96fb\u6c17\u5de5\u4f5c\u306e\u4e16\u754c\u306b\u3082\u30d1\u30e9\u30c0\u30a4\u30e0\u30fb\u30b7\u30d5\u30c8\u304c\u8d77\u304d\u3066\u3044\u308b\u3002\u4f55\u6642\u307e\u3067\u3064\u3044\u3066\u884c\u3051\u308b\u304b\u5fc3\u914d\u3067\u3042\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

<< Introduction in Japanese >> \u5148\u822c\u5236\u4f5c\u3057\u305f\u30c7\u30a3\u30c3\u30d7\u30fb\u30e1\u30fc\u30bf\uff08\u5e73\u621028\u5e749\u670811\u65e5\u306e\u7a3f\uff09\u306e\u6027\u80fd\u3092\u5411\u4e0a\u3059\u308b\u70ba\u306b\u3001\u5468\u6ce2\u6570\u30ab\u30a6\u30f3\u30bf\u306e\u5165\u529b\u90e8\u306b\u30d7\u30ea\u30b9\u30b1\u30fc\u30e9 MB501\uff08\u5bcc\u58eb\u901a […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"vkexunit_cta_each_option":"","footnotes":""},"categories":[2,5],"tags":[],"class_list":["post-1642","post","type-post","status-publish","format-standard","hentry","category-pic","category-radio-frequency"],"_links":{"self":[{"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/posts\/1642","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/comments?post=1642"}],"version-history":[{"count":2,"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/posts\/1642\/revisions"}],"predecessor-version":[{"id":3374,"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/posts\/1642\/revisions\/3374"}],"wp:attachment":[{"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/media?parent=1642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/categories?post=1642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/otsuka.biz\/blog1\/wp-json\/wp\/v2\/tags?post=1642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}