{"id":188,"date":"2025-02-02T18:24:07","date_gmt":"2025-02-02T09:24:07","guid":{"rendered":"https:\/\/mazegohan.blog\/?p=188"},"modified":"2025-02-03T21:45:05","modified_gmt":"2025-02-03T12:45:05","slug":"digilent-analog-discovery-3-%e3%82%92%e8%b2%b7%e3%81%a3%e3%81%9f","status":"publish","type":"post","link":"https:\/\/mazegohan.blog\/?p=188","title":{"rendered":"Digilent Analog Discovery 3 \u3092\u8cb7\u3063\u305f"},"content":{"rendered":"\n

\u30de\u30eb\u30c4\u30aa\u30f3\u30e9\u30a4\u30f3<\/a>\u306e\u5e74\u672b\u5e74\u59cb sale \u3067 Digilent Analog Discovery 3<\/a> (\u4ee5\u4e0b\u3001AD3) \u3092\u8cb7\u3063\u305f\u306e\u306b\u3001\u3046\u304b\u3046\u304b\u3057\u3066\u305f\u3089\u3082\u30462\u6708\u3002\u6642\u9593\u306e\u7d4c\u904e\u304c\u65e9\u904e\u304e\u3084\u3057\u307e\u305b\u3093\u304b\u3002\u9591\u8a71\u4f11\u984c\u3001\u3042\u307e\u308a web \u306b\u60c5\u5831\u304c\u306a\u3044\u3088\u3046\u306a\u306e\u3067\u3001\u79c1\u306a\u308a\u306e\u96d1\u611f\u306a\u3093\u304b\u3092\u66f8\u3044\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u6ce8\u610f\u70b9<\/h2>\n\n\n\n

\u307e\u305a\u306f\u6ce8\u610f\u70b9\u304b\u3089\u30022025-02-02 \u73fe\u5728\u3067\u6700\u65b0\u306e WaveForms version 3.23.4 (2024-08-05 \u516c\u958b) \u306f I2<\/sup>C \u306e decode \u304c\u9014\u4e2d\u3067\u304a\u304b\u3057\u304f\u306a\u308b\u4e0d\u5177\u5408<\/a>\u304c\u3042\u308a\u307e\u3059\u3002\u79c1\u306e\u3068\u3053\u308d\u3067\u3082 BOSCH BME280 \u306e\u901a\u4fe1\u3092\u773a\u3081\u3066\u3044\u3066\u767a\u751f\u3057\u307e\u3057\u305f\u3002Digilent Forum \u3067\u516c\u958b\u3055\u308c\u3066\u3044\u308b beta version<\/a> \u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

\u307e\u305f\u3001\u305f\u307e\u306b\u672c\u4f53\u304b\u3089\u30ab\u30c1\u30c3\u3068\u3044\u3046\u97f3\u304c\u805e\u3053\u3048\u307e\u3059\u304c\u3001range \u3092\u5207\u308a\u66ff\u3048\u308b relay \u306e\u97f3\u3067\u7570\u5e38\u3067\u306f\u306a\u3044<\/a>\u3068\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n

\u6c17\u6e2920\u2103\u524d\u5f8c\u306e\u5c4b\u5185\u3067\u4f7f\u3063\u305f\u3068\u3053\u308d\u5185\u90e8\u306e\u6e29\u5ea6\u304c60\u2103\u3092\u8d8a\u3048\u305f\u306e\u3067\u3001\u3053\u3068\u96fb\u6e90\u88c5\u7f6e\u3068\u3057\u3066\u4f7f\u3046\u3068\u304d\u306f\u71b1\u3092\u9003\u304c\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u8a2d\u7f6e\u3059\u308b\u306e\u304c\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u4f7f\u3063\u305f\u611f\u3058<\/h2>\n\n\n\n

Analog Discovery 2 (\u4ee5\u4e0b\u3001AD2) \u306e\u76f4\u7cfb\u306e\u5f8c\u7d99\u6a5f\u3068\u3044\u3046\u304b\u3001\u3082\u3046\u307b\u3068\u3093\u3069\u305d\u306e\u307e\u3093\u307e\u306a\u306e\u3067\u3001\u7279\u306b\u56f0\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u9038\u822c\u306e\u8aa4\u5bb6\u5ead\u306a\u3089\u3069\u3053\u306b\u3067\u3082\u3042\u308b 555 \u3092\u9069\u5f53\u306b\u7121\u5b89\u5b9a mode \u3067\u52d5\u4f5c\u3055\u305b\u3066\u89b3\u5bdf\u3059\u308b\u3068\u3001\u3053\u3093\u306a\u611f\u3058\u306e\u753b\u9762\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\"\"
CMOS \u7248\u306e 555 \u3092\u767a\u632f\u3055\u305b\u3066 AD3 \u3067\u6e2c\u5b9a\u3057\u305f\u3068\u304d\u306e\u753b\u9762\u3002CH1(\u9ec4\u8272)\u304cOUTPUT\u3001CH2(\u6c34\u8272)\u304c DISCHARGE\u3002<\/figcaption><\/figure>\n\n\n\n

Saleae Logic \u3068\u306e\u6bd4\u8f03<\/h2>\n\n\n\n

\u51f6\u66b4\u306a\u5186\u5b89\u306b\u306a\u308b\u524d\u306b Saleae Logic<\/a> \u3092\u8cb7\u3063\u3066\u304a\u3044\u3066\u672c\u5f53\u306b\u3088\u304b\u3063\u305f\u3002Saleae Logic \u304c\u3042\u308b\u306e\u306b AD3 \u304c\u8981\u308b\u306e\u304b\u3068\u3082\u601d\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u54f2\u5b66\u304c\u307e\u3063\u305f\u304f\u9055\u3044\u307e\u3059\u3002AD3 \u306e\u65b9\u306f classic \u306a trigger \u306a\u3069\u3092\u99c6\u4f7f\u3057\u3066\u5fc5\u8981\u306a\u3068\u3053\u308d\u3092\u9ad8\u7cbe\u5ea6\u3067\u53d6\u5f97\u3067\u304d\u308b\u305f\u3081\u3001\u4ed5\u69d8\u3084\u6319\u52d5\u304c\u5206\u304b\u3063\u3066\u3044\u308b\u5bfe\u8c61\u306b\u306f\u52b9\u679c\u7684\u3067\u3059\u3002\u4e00\u65b9\u3067 Saleae Logic \u306f\u300c\u306a\u3093\u304b\u3088\u304f\u5206\u304b\u3089\u3093\u3051\u3069\u3068\u308a\u3042\u3048\u305a\u6570GB \u306e memory \u306b\u5168\u90e8\u3076\u3063\u8fbc\u3093\u3067\u304a\u3044\u3066\u3001\u5f8c\u304b\u3089\u8d85\u7d76\u4f7f\u3044\u3084\u3059\u3044 UI \u3067\u89e3\u6790\u3059\u308b\u300d\u307f\u305f\u3044\u306a\u96d1\u306b\u8a08\u7b97\u6a5f\u306e\u6027\u80fd\u3067\u6bb4\u308b<\/strong>\u4f7f\u3044\u65b9\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u4ed5\u69d8\u3084\u6319\u52d5\u304c\u30a4\u30de\u30a4\u30c1\u3088\u304f\u5206\u304b\u3089\u306a\u304f\u3066\u3082\u6bd4\u8f03\u7684\u697d\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\"Digilent
\u4e26\u3079\u3066\u7f6e\u3044\u305f Digilent AD3 \u3068 Saleae Logic Pro 16\u3002AD3 \u306e\u65b9\u304c\u4e00\u56de\u308a\u5927\u304d\u3044\u3067\u3059\u3002<\/figcaption><\/figure>\n\n\n\n

\u4ee5\u4e0b\u3001\u72ec\u65ad\u3068\u504f\u898b\u3067\u898b\u6240\u3092\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

\u898b\u6240<\/th>Analog Discovery 3<\/th>Logic Pro 16<\/th><\/tr><\/thead>
\u6982\u8981<\/td>\u4e07\u80fd\u6e2c\u5b9a\u5668<\/td>Debugger<\/td><\/tr>
\u4e00\u6587\u3067\u307e\u3068\u3081\u308b\u3068<\/td>“you’re no longer tied down to a traditional benchtop and stacks of expensive test instruments.”<\/em><\/td>“Debug hardware like the pros.”<\/em><\/td><\/tr>
\u4f7f\u3044\u65b9<\/td>Trigger \u306a\u3069\u3092\u99c6\u4f7f\u3057\u3066\u5fc5\u8981\u306a\u7b87\u6240\u3092\u6e2c\u5b9a\u3059\u308b<\/td>\u9577\u5927\u306a memory \u306b\u8a18\u9332\u3057\u3066\u5f8c\u304b\u3089\u89e3\u6790\u3059\u308b<\/td><\/tr>
\u7528\u9014<\/td>\u52d5\u3044\u3066\u3044\u308b\u6a5f\u5668\u306e\u8a66\u9a13\u3002Oscilloscope \/ Logic analyzer \u4ee5\u5916\u306e\u8a08\u6e2c<\/td>\u958b\u767a\u4e2d\u3001\u601d\u3063\u305f\u901a\u308a\u306b\u52d5\u304b\u306a\u3044\u3068\u304d\u306e\u8abf\u67fb\u3002\u3088\u304f\u5206\u304b\u3089\u306a\u3044 driver \u3084 protocol \u306e\u89e3\u6790<\/td><\/tr>
Oscilloscope<\/td>2ch, 14bit, 125MHz
(Default 100MHz)<\/td>		12bit
50 MS\/s @ 3 ch
12.5 MS\/s @ 13 ch
6.25 MS\/s @ 16 ch<\/td><\/tr>
Logic Analyzer<\/td>16ch, 125MS\/s
(Default 100MS\/s)<\/td>		500 MS\/s @ 4ch
100 MS\/s @ 16ch<\/td><\/tr>
Interface<\/td>Connector \u5f62\u72b6\u306f USB-C\u3001\u4fe1\u53f7\u306f USB 2.0<\/td>USB 3.0 MicroB<\/td><\/tr>
\u9577\u6240<\/td>\u96fb\u6e90\u88c5\u7f6e
Pattern\/Waveform Generator
\u5909\u63db\u57fa\u677f\u3092\u4ecb\u3057\u3066 BNC probe \u304c\u4f7f\u3048\u308b<\/td>		Software \u304c\u3082\u306e\u3059\u3054\u304f\u4f7f\u3044\u3084\u3059\u3044
\u5168 port \u304c analog\/digital \u4e21\u5bfe\u5fdc\u3067\u540c\u6642\u306b\u8a08\u6e2c\u53ef<\/td><\/tr>
\u77ed\u6240<\/td>\u4e00\u5ea6\u306b\u6e2c\u5b9a\u3067\u304d\u308b\u6642\u9593\u304c\u77ed\u3044<\/td>\u4eca\u3068\u306a\u3063\u3066\u306f\u8d85\u9ad8\u4fa1
Analog \u306f\u305d\u3053\u307e\u3067\u65e9\u304f\u306f\u306a\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

[2024-02-03 \u8ffd\u8a18] 16-bit mode?<\/h2>\n\n\n\n

Reference Manual<\/a> \u306b\u3088\u308b\u3068 “The samples themselves are stored in a 16-bit format, so increased resolution is available at lower sample rates with 15-bit resolution available when sampling at half of the system frequency and 16-bit resolution when sampling at one quarter or lower of the Adjustable System Clock Frequency.”<\/em> \u306a\u308b\u8a18\u8ff0\u304c\u3042\u308a\u3001\u300cPicoScope \u306e\u4e0a\u4f4d\u6a5f\u7a2e\u3067\u3057\u304b\u304a\u76ee\u306b\u304b\u304b\u308c\u306a\u3044\u6a5f\u80fd\u304c\u3053\u306e\u4fa1\u683c\u3067!?\u300d\u3068\u8272\u3081\u304d\u305f\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u305f\u3076\u3093\u3053\u306e\u8a18\u8ff0\u306f\u9593\u9055\u3044\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u3068\u3044\u3046\u306e\u306f\u3001AD3 (\u3068 ADP2230) \u306b\u8f09\u3063\u3066\u3044\u308b ADC \u306f TI ADC3644<\/a> \u3067\u3001\u3053\u308c\u306f\u3069\u3046\u304c\u3093\u3070\u3063\u3066\u3082 14-bit \u3057\u304b\u51fa\u529b\u3067\u304d\u307e\u305b\u3093\u3002\u4e0a\u4f4d\u6a5f\u7a2e\u306e ADP3250\/ADP3450 \u306f 16-bit \u3082\u53ef\u80fd\u3089\u3057\u3044\u306e\u3067\u3001\u305f\u3076\u3093\u305d\u306e\u8a71\u304c\u6df7\u3056\u3063\u305f\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3068\u3002<\/p>\n\n\n\n

\u5b9f\u969b\u306b sample rates \u3092\u8272\u3005\u3068\u5909\u3048\u3066\u8a66\u3057\u307e\u3057\u305f\u304c\u3001\u898b\u305f\u611f\u3058\u306b\u5909\u5316\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u300216-bit \u3092\u5e73\u5747\u3057\u3066 14-bit \u306b\u3059\u308c\u3070\u30b8\u30b0\u30b6\u30b0\u304c\u6ed1\u3089\u304b\u306b\u306a\u308a\u305d\u3046\u306a\u6c17\u306f\u3057\u307e\u3059\u304c\u3001\u305d\u3093\u306a\u3053\u3068\u306f\u307e\u3063\u305f\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u7d9a\u304f<\/h2>\n\n\n\n

AD3 \u306b\u95a2\u3057\u3066\u306f\u307e\u3060\u30cd\u30bf\u304c\u3042\u308b\u306e\u3067\u3001\u305d\u306e\u3046\u3061\u63b2\u8f09\u3057\u307e\u3059\u3002\u3067\u306f\u307e\u305f\u3002<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30de\u30eb\u30c4\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u5e74\u672b\u5e74\u59cb sale \u3067 Digilent Analog Discovery 3 (\u4ee5\u4e0b\u3001AD3) \u3092\u8cb7\u3063\u305f\u306e\u306b\u3001\u3046\u304b\u3046\u304b\u3057\u3066\u305f\u3089\u3082\u30462\u6708\u3002\u6642\u9593\u306e\u7d4c\u904e\u304c\u65e9\u904e\u304e\u3084\u3057\u307e\u305b\u3093\u304b\u3002\u9591\u8a71\u4f11\u984c\u3001\u3042\u307e\u308a web \u306b\u60c5\u5831 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[14,15],"class_list":["post-188","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-analog-discovery","tag-15"],"_links":{"self":[{"href":"https:\/\/mazegohan.blog\/index.php?rest_route=\/wp\/v2\/posts\/188","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mazegohan.blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mazegohan.blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mazegohan.blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mazegohan.blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=188"}],"version-history":[{"count":20,"href":"https:\/\/mazegohan.blog\/index.php?rest_route=\/wp\/v2\/posts\/188\/revisions"}],"predecessor-version":[{"id":220,"href":"https:\/\/mazegohan.blog\/index.php?rest_route=\/wp\/v2\/posts\/188\/revisions\/220"}],"wp:attachment":[{"href":"https:\/\/mazegohan.blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=188"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mazegohan.blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=188"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mazegohan.blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}