{"id":15692,"date":"2023-07-09T17:06:55","date_gmt":"2023-07-09T08:06:55","guid":{"rendered":"https:\/\/okiraku-camera.tokyo\/blog\/?p=15692"},"modified":"2023-11-21T15:59:06","modified_gmt":"2023-11-21T06:59:06","slug":"max3421ee%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%9fhobonicola%e3%82%a2%e3%83%80%e3%83%97%e3%82%bf%e3%83%bc","status":"publish","type":"post","link":"https:\/\/okiraku-camera.tokyo\/blog\/?p=15692","title":{"rendered":"MAX3421EE\u3092\u4f7f\u3063\u305fhoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc"},"content":{"rendered":"<h1>\u6982\u8981<\/h1>\n<p>USB\u30db\u30b9\u30c8\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc(MAX3421EE)\u3092\u4f7f\u3063\u305fPCB\u3092\u88fd\u4f5c\u3057\u3001hoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3092\u4f5c\u3063\u305f\u8a71\u3002<\/p>\n<ul style=\"list-style-type: circle;\">\n<li>\u3053\u306ePCB\u306f\u3001<a href=\"https:\/\/www.seeedstudio.com\/xiao-series-page\" target=\"_blank\" rel=\"noopener\">Seeed XIAO \u30b7\u30ea\u30fc\u30ba<\/a>\u307e\u305f\u306f<a href=\"https:\/\/learn.adafruit.com\/adafruit-qt-py\" target=\"_blank\" rel=\"noopener\">Adafruit QTPy \u30b7\u30ea\u30fc\u30ba<\/a>\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30dc\u30fc\u30c9\u3068\u3057\u3066\u7528\u3044\u308b\u3053\u3068\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u308b\u3002<\/li>\n<li>MAX3421EE\u3068\u5468\u8fba\u30c7\u30d0\u30a4\u30b9(\u30aa\u30b7\u30ec\u30fc\u30bf\u3001\u30b3\u30f3\u30c7\u30f3\u30b5\u306a\u3069)\u3092\u5b9f\u88c5\u3057\u305f\u5834\u5408\u3001usb_hobo_nicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u308b\u3002<\/li>\n<li>\u3042\u308b\u3044\u306f\u3001\u62b5\u62972\u672c\u306e\u307f\u3092\u5b9f\u88c5\u3057\u3066RP2040\u30dc\u30fc\u30c9\u3068\u7d44\u307f\u5408\u308f\u305b\u308c\u3070\u3001Pico-PIO-USB\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3063\u305f rp_hobo_nicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u308b\u3002<\/li>\n<\/ul>\n<h2>PCB<\/h2>\n<p>\u4ee5\u524d\u304b\u3089mini USB Host Shield ver2(miniUHS)\u3092\u4f7f\u3063\u305fhoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3084\u305d\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u7d39\u4ecb\u3057\u3066\u304d\u305f\u304c\u3001miniUHS\u306e\u30c7\u30ea\u30d0\u30ea\u72b6\u6cc1\u304c\u3068\u3066\u3082\u60aa\u3044\u306e\u3067\u3001miniUHS\u3068\u540c\u3058\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u5229\u7528\u3067\u304d\u308b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u88fd\u4f5c\u3059\u308b\u3053\u3068\u306b\u3057\u305f\u3002<\/p>\n<p>MAX3421EE\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u306f\u3001<a href=\"https:\/\/github.com\/felis\/USB_Host_Shield_2.0\" target=\"_blank\" rel=\"noopener\">USB_Host_Shield_2.0 \u30e9\u30a4\u30d6\u30e9\u30ea<\/a>\u3092\u4f7f\u3046\u306e\u3067\u4eca\u56de\u306e\u3088\u3046\u306a\u30ad\u30fc\u30dc\u30fc\u30c9\u63a5\u7d9a\u7528\u9014\u4ee5\u5916\u306b\u3082\u4f7f\u3044\u9053\u304c\u3042\u308b\u3060\u308d\u3046\u3002\u306a\u304a\u3001hoboNicola\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f\u3001\u4eca\u56de\u306e\u56de\u8def\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u4fee\u6b63\u3092\u52a0\u3048\u305fUHS2.0\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5305\u542b\u3057\u3066\u3044\u308b\u3002<\/p>\n<h3>\u56de\u8def\u56f3<\/h3>\n<p>\u56de\u8def\u3084PCB\u914d\u7dda\u306b\u306fKiCAD 6.0\u3092\u4f7f\u3063\u305f\u3002<\/p>\n<figure id=\"attachment_15728\" aria-describedby=\"caption-attachment-15728\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/66c19942ab4ba346fdb64ccc04cde373-6.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15728\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/66c19942ab4ba346fdb64ccc04cde373-6-552x373.png\" alt=\"\" width=\"552\" height=\"373\" \/><\/a><figcaption id=\"caption-attachment-15728\" class=\"wp-caption-text\">max3421_xiao_rev02 \u56de\u8def\u56f3<\/figcaption><\/figure>\n<h4>MAX3421EE\u306e\u63a5\u7d9a<\/h4>\n<ul>\n<li>\u96fb\u6e90\u96fb\u5727\u306f+3.3V\u3067\u3001XIAO\u304b\u3089\u4e0e\u3048\u308b\u3002<\/li>\n<li>\u30af\u30ed\u30c3\u30af\u306f12MHz\u3002<\/li>\n<li>\u30ea\u30bb\u30c3\u30c8 (RES)\u306f\u30d7\u30eb\u30a2\u30c3\u30d7\u3002<\/li>\n<li>INT\u7aef\u5b50\u306f\u30012.2k\u03a9\u3067\u30d7\u30eb\u30a2\u30c3\u30d7\u3002<\/li>\n<li>D+, D-\u306f22\u03a9\u306e\u62b5\u6297\u3092\u4ecb\u3057\u3066 J3\u306e USB Type-A (female) \u306b\u63a5\u7d9a\u3002<\/li>\n<li>XIAO(QTPy)\u3068\u306e\u63a5\u7d9a\u306f\u3001SPI(SCLK, MISO, MOSI, SS) \u304a\u3088\u3073 INT\u306e5\u672c\u3002<\/li>\n<\/ul>\n<h4>rp_hobo_nicola\u7528\u306e\u30b8\u30e3\u30f3\u30d1 JP1, JP2\u306b\u3064\u3044\u3066<\/h4>\n<p>Pico-PIO-USB\u3068RP2040\u3092\u7528\u3044\u308b\u5834\u5408\u3001R1\u3068R2\u4ee5\u5916\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u4e00\u5207\u5b9f\u88c5\u3057\u306a\u3044\u3002\u305d\u3057\u3066JP1\u3068JP2\u306b\u30cf\u30f3\u30c0\u3092\u6d41\u3057\u3066\u30b7\u30e7\u30fc\u30c8\u3055\u305b\u308b\u3002<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a XIAO\u306e SCLK(GPIO2)\u304cDP\u306b\u3001MOSI(GPIO3)\u304cDM\u306b\u63a5\u7d9a\u3055\u308c\u308b\u3002\u3053\u308c\u306f rp_hobo_nicola\u306e\u521d\u671f\u8a2d\u5b9a\u3068\u4e00\u81f4\u3059\u308b\u3088\u3046\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n<h3>PCB\u56f3<\/h3>\n<figure id=\"attachment_15502\" aria-describedby=\"caption-attachment-15502\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/04\/66c19942ab4ba346fdb64ccc04cde373-18.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15502\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/04\/66c19942ab4ba346fdb64ccc04cde373-18-552x302.png\" alt=\"\" width=\"552\" height=\"302\" \/><\/a><figcaption id=\"caption-attachment-15502\" class=\"wp-caption-text\">max3421_xiao rev02<\/figcaption><\/figure>\n<p>PCB\u306f2\u5c64\u57fa\u677f\u3067\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u5b9f\u88c5\u306f\u7247\u9762(F\u9762)\u306e\u307f\u3002\u4e21\u9762\u5b9f\u88c5\u306b\u3059\u308b\u3068SMT\u306e\u4ee3\u91d1\u304c\u9ad8\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u3002<\/p>\n<p>XIAO\u5c02\u7528\u306e\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u306f\u4f7f\u308f\u305a\u30017\u30d4\u30f3\u306e\u30d4\u30f3\u30d8\u30c3\u30c0(\u30b9\u30eb\u30fc\u30db\u30fc\u30eb)\u306e\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3092\u3061\u3087\u3063\u3068\u5909\u66f4\u3057\u3066\u4f7f\u3063\u305f\u3002<\/p>\n<h3>rev01\u3068rev02\u306ePCB\u5916\u89b3<\/h3>\n<figure id=\"attachment_15503\" aria-describedby=\"caption-attachment-15503\" style=\"width: 406px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/04\/66c19942ab4ba346fdb64ccc04cde373-19.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15503\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/04\/66c19942ab4ba346fdb64ccc04cde373-19-406x552.png\" alt=\"\" width=\"406\" height=\"552\" \/><\/a><figcaption id=\"caption-attachment-15503\" class=\"wp-caption-text\">max3421_xiao rev01\u3068rev02<\/figcaption><\/figure>\n<p>\u4e0a\u304crev01\u3067\u624b\u30cf\u30f3\u30c0\u7528\u306e\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001\u4e0b\u304crev02\u3067PCBA\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n<p>\u305f\u3060\u3057rp_hobo_nicola\u7528\u306b\u3001\u62b5\u6297R1\u3068R2\u306f\u3044\u305a\u308c\u306e\u30ea\u30d3\u30b8\u30e7\u30f3\u3082\u624b\u30cf\u30f3\u30c0\u7528\u306e\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3068\u3057\u3066\u3044\u308b\u3002\u30c1\u30c3\u30d7\u62b5\u6297\u306e\u30b5\u30a4\u30ba\u306f2012 (0805)\u3002\u3075\u3064\u3046\u306e\u30cf\u30f3\u30c0\u3054\u3066\u3067\u3082\u306a\u3093\u3068\u304b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>rev02\u306fJLCPCB\u306b\u4f9d\u983c\u3057\u305f\u306e\u3067\u3001F\u9762\u306e\u30b7\u30eb\u30af\u306b\u767a\u6ce8\u756a\u53f7\u7528\u306e\u6587\u5b57\u5217 (JLCJLCJLCJLC) \u3092\u5165\u308c\u3066\u3044\u308b\u3002\u307e\u305frev02\u3067\u306fTooling Hole (\u57fa\u6e96\u7a74)\u30923\u3064\u958b\u3051\u3066\u304a\u3044\u305f\u3002Tooling Hole\u306f<a href=\"https:\/\/jlcpcb.com\/help\/article\/47-How-to-add-tooling-holes-for-PCB-assembly-order\" target=\"_blank\" rel=\"noopener\">JLC\u306e\u6307\u5b9a<\/a>\u306b\u3057\u305f\u304c\u3063\u30661.3mm\u5f84\u306eNPTH\u30d1\u30c3\u30c9\u3067\u7a74\u306e\u5f84\u306f1.152mm\u3068\u3057\u305f\u304c\u3001\u305f\u3076\u3093\u6307\u5b9a\u3057\u306a\u304f\u3066\u3082\u3046\u307e\u304f\u4f5c\u3063\u3066\u304f\u308c\u308b\u306f\u305a\u3002<\/p>\n<h3>\u5b8c\u6210\u3057\u305fPCB<\/h3>\n<p>\u5b8c\u6210\u3057\u305fPCB\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n<figure id=\"attachment_15696\" aria-describedby=\"caption-attachment-15696\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/29184cb9ae82f49d8ca84a908cde6163.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15696\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/29184cb9ae82f49d8ca84a908cde6163-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15696\" class=\"wp-caption-text\">max3421_xiao_rev02 PCB\u306e\u307f<\/figcaption><\/figure>\n<p>\u5c0f\u3055\u306a\u57fa\u677f\u306a\u306e\u3067\u4e00\u5ea6\u306b\u307e\u3068\u3081\u3066\u30d7\u30ea\u30f3\u30c8\u3057\u3066\u3044\u308b\u3093\u3060\u308d\u3046\u3001\u5207\u308a\u96e2\u3057\u304c\u3061\u3087\u3063\u3068\u96d1\u3044\u611f\u3058\u3002<\/p>\n<figure id=\"attachment_15697\" aria-describedby=\"caption-attachment-15697\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/6a378912f695444d23987d075a0eb653.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15697\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/6a378912f695444d23987d075a0eb653-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15697\" class=\"wp-caption-text\">max3421_xiao_rev02 \u5b9f\u88c5\u6e08<\/figcaption><\/figure>\n<p>USB\u30b3\u30cd\u30af\u30bf\u306e\u4e0b\u306b\u767a\u6ce8\u756a\u53f7\u3092\u5370\u5b57\u3057\u3066\u3082\u3089\u3063\u305f\u304c\u3001\u3061\u3087\u3063\u3068\u3057\u305f\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306a\u306e\u3067\u307c\u304b\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>hoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3068\u3057\u3066\u306e\u4ed5\u4e0a\u3052<\/h2>\n<p>USB Type-A (female) \u30b3\u30cd\u30af\u30bf\u306f\u3001\u81ea\u524d\u3067\u8cfc\u5165\u3057\u3066\u30cf\u30f3\u30c0\u4ed8\u3051\u3059\u308b\u3002\u79cb\u6708\u96fb\u5b50\u3067\u4e00\u500b50\u5186\u304f\u3089\u3044\u3002<\/p>\n<figure id=\"attachment_15702\" aria-describedby=\"caption-attachment-15702\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/b6eb25b1dfae641a31cb3d8dd8d1bcad.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15702\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/b6eb25b1dfae641a31cb3d8dd8d1bcad-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15702\" class=\"wp-caption-text\">usb_hobo_nicola\u30a2\u30c0\u30d7\u30bf\u30fc (SAMD21)<\/figcaption><\/figure>\n<p>Seeed XIAO SAMD21 (Seeeduino XIAO) \u3092\u8f09\u305b\u305f\u3068\u3053\u308d\u3002<\/p>\n<p>\u6700\u7d42\u7684\u306b\u306f\u3001\u3053\u306e\u4e0a\u306b\u7d76\u7e01\u7528\u306e\u71b1\u53ce\u7e2e\u30c1\u30e5\u30fc\u30d6\u3092\u88ab\u305b\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002\u500b\u4eba\u7684\u306b\u306f\u30b1\u30fc\u30b9\u306b\u5165\u308c\u308b\u3088\u308a\u3082\u30b3\u30f3\u30d1\u30af\u30c8\u306b\u4ed5\u4e0a\u304c\u3063\u3066\u597d\u3093\u3067\u3044\u308b\u3002<\/p>\n<figure id=\"attachment_15703\" aria-describedby=\"caption-attachment-15703\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/c676e26646363cf8f409f9bcc50b1814.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15703\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/c676e26646363cf8f409f9bcc50b1814-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15703\" class=\"wp-caption-text\">rp_hobo_nicola\u30a2\u30c0\u30d7\u30bf\u30fc (RP2040)<\/figcaption><\/figure>\n<p>MAX3421EE\u3092\u8f09\u305b\u305a\u306brp_hobo_nicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3068\u3057\u3066\u3068\u3053\u308d\u3002<\/p>\n<h1>\u304d\u3087\u3046\u306e\u307e\u3068\u3081<\/h1>\n<p>hoboNicolaLibrary 1.7.0\u7248\u3068\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u306e examples \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u5165\u308c\u3066\u3044\u308busb_hobo_nicola \u304a\u3088\u3073 rp_hobo_nicola \u3092\u4f7f\u3046\u3053\u3068\u3067hoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002<a href=\"https:\/\/okiraku-camera.tokyo\/blog\/?page_id=12997\" target=\"_blank\" rel=\"noopener\">\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306f\u3053\u3061\u3089\u306e\u30da\u30fc\u30b8\u304b\u3089<\/a>\u304a\u9858\u3044\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/github.com\/okiraku-camera\/hoboNicolaLibrary\" target=\"_blank\" rel=\"noopener\">GitHub\u306b\u3082\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u516c\u958b<\/a>\u3057\u307e\u3057\u305f\u3002\u30ea\u30ea\u30fc\u30b9\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>MAX3421EE\u3068XIAO\u306fSPI\u63a5\u7d9a\u306a\u306e\u3067\u3001XIAO\u306e\u7a2e\u985e(\u30de\u30a4\u30b3\u30f3\u306e\u7a2e\u985e)\u306f\u5024\u6bb5\u3084\u597d\u307f\u3067\u9078\u3076\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u4eca\u307e\u3067\u306e\u5b9f\u7e3e\u3068\u3057\u3066\u306f\u3001XIAO SAMD21 (Seeeduino XIAO)\u3001XIAO RP2040\u3001XIAO nRF52\u3001\u304a\u3088\u3073\u540c\u578b\u306eAdafruit QTPy SAMD21\u3067\u52d5\u4f5c\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u3002<\/p>\n<p>\u30c7\u30d0\u30a4\u30b9\u3092\u5b9f\u88c5\u3057\u306a\u3044PCB\u306e\u307f(\u62b5\u62972\u672c\u306f\u5b9f\u88c5\u304c\u5fc5\u8981)\u3067\u306f\u3001XIAO RP2040\u3068\u7d44\u307f\u5408\u308f\u305b\u305f rp_hobo_nicola\u3068\u3057\u3066\u52d5\u4f5c\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u3002<\/p>\n<figure id=\"attachment_15701\" aria-describedby=\"caption-attachment-15701\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/389c53f18cbd5536409689fbb055f35c.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-15701\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/389c53f18cbd5536409689fbb055f35c-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15701\" class=\"wp-caption-text\">MAX3421EEHJ+T<\/figcaption><\/figure>\n<p>PCBA\u3092\u4f9d\u983c\u3057\u305f\u6642\u70b9\u3067\u306e MAX3421EEHJ+T (TQFP32) \u306e\u5024\u6bb5\u306f$5\u7a0b\u5ea6\u3060\u3063\u305f\u304c\u3001\u307e\u305f\u9ad8\u304f\u306a\u3063\u305f\u308a\u5186\u5b89\u304c\u9032\u3093\u3060\u308a\u3057\u3066\u3001\u3055\u3089\u306a\u308b\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u8a2d\u8a08\u3057\u3066\u767a\u6ce8\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u304c\u3064\u304b\u3081\u306a\u3044\u3002<\/p>\n<p>\u305d\u3046\u3044\u3048\u3070\u3001MAX3421EEHJ+T \u3068 MAX3421EEHJ+ \u3068\u3044\u3046\u3001\u3044\u305a\u308c\u3082TQFP32\u306e2\u3064\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u3042\u3063\u3066\u3001\u3069\u3046\u9055\u3046\u306e\u304b\u3057\u3070\u3089\u304f\u4e0d\u601d\u8b70\u3060\u3063\u305f\u306e\u3060\u3051\u3069\u3001<strong>\u672b\u5c3e +T \u306f\u30c6\u30fc\u30d7\uff0f\u30ea\u30fc\u30eb\u3067\u4f9b\u7d66\u3001\u672b\u5c3e + \u306f\u30c8\u30ec\u30a4\u3067\u4f9b\u7d66<\/strong>\u3001\u3068\u3044\u3046\u3053\u3068\u3060\u3063\u305f\u3002\u30c7\u30d0\u30a4\u30b9\u81ea\u4f53\u306e\u4e2d\u8eab\u3084\u5916\u89b3\u306f\u307e\u3063\u305f\u304f\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>hoboNicola\u306b\u3064\u3044\u3066\u306e\u3054\u610f\u898b\u3084\u3054\u5e0c\u671b\u306f\u3001 <a href=\"https:\/\/twitter.com\/okiraku_camera\" target=\"_blank\" rel=\"noopener\">Twitter \u3067\u304a\u9858\u3044\u3057\u307e\u3059<\/a>\u3002<\/p>\n<h2>\u8ffd\u8a18<\/h2>\n<p>PCB\u4e0a\u306bLED\u3092\u8ffd\u52a0\u3057\u305f\u304f\u306a\u3063\u3066\u307e\u305f\u4f5c\u308a\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_15968\" aria-describedby=\"caption-attachment-15968\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/d54ed3af4e9259572e1bfa61006f0fb5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"waku wp-image-15968 size-large\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/d54ed3af4e9259572e1bfa61006f0fb5-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15968\" class=\"wp-caption-text\">max3421_xiao_rev03 \u30c7\u30d0\u30a4\u30b9\u5b9f\u88c5\u6e08<\/figcaption><\/figure>\n<p>\u7d44\u307f\u5408\u308f\u305b\u308b\u30de\u30a4\u30b3\u30f3\u30dc\u30fc\u30c9(XIAO)\u306b\u3088\u3063\u3066\u306fLED\u304c\u4e0d\u8981\u306a\u3053\u3068\u3082\u3042\u308b\u306e\u3067\u88fd\u9020\u6642\u306b\u306f\u5b9f\u88c5\u7121\u3057\u3068\u3057\u3001\u5fc5\u8981\u306a\u3089\u3070\u624b\u30cf\u30f3\u30c0\u30673216\u30b5\u30a4\u30ba\u306eLED\u3092\u8f09\u305b\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u308f\u305a\u304b\u3070\u304b\u308a\u5e45(\u7e26\u6a2a\u306e\u77ed\u3044\u65b9)\u3092\u5e83\u304f\u3057\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_15969\" aria-describedby=\"caption-attachment-15969\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/b2c00091163f9bae81597b569016e55c.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15969 size-large\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/b2c00091163f9bae81597b569016e55c-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15969\" class=\"wp-caption-text\">max3421_xiao_rev03 \u88cf<\/figcaption><\/figure>\n<figure id=\"attachment_15970\" aria-describedby=\"caption-attachment-15970\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/30c9fd294a6bf54d7643fd763c7f9a41.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"waku wp-image-15970 size-large\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/30c9fd294a6bf54d7643fd763c7f9a41-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15970\" class=\"wp-caption-text\">max3421_xiao_rev03 \u30c7\u30d0\u30a4\u30b9\u5b9f\u88c5\u6e08<\/figcaption><\/figure>\n<p>LED\u3068USB TypeA\u3092\u5b9f\u88c5\u3057\u305f\u3068\u3053\u308d\u3002<\/p>\n<figure id=\"attachment_15971\" aria-describedby=\"caption-attachment-15971\" style=\"width: 552px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/9846efb08ce2d343ab860054d91cffcd.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"waku wp-image-15971 size-large\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2023\/07\/9846efb08ce2d343ab860054d91cffcd-552x414.jpg\" alt=\"\" width=\"552\" height=\"414\" \/><\/a><figcaption id=\"caption-attachment-15971\" class=\"wp-caption-text\">max3421_xiao_rev03 with XIAO nrf52840<\/figcaption><\/figure>\n<p>nRF52840\u306eXIAO\u3092\u8f09\u305b\u305f\u3068\u3053\u308d\u3002Seeed Studio\u306enRF52\u7528BSP\u306fAdafruit nRF52 BSP\u306efork\u306e\u30ea\u30d3\u30b8\u30e7\u30f3\u306b\u7d71\u4e00\u3055\u308c\u3066\u304a\u308a\u3001\u5f53\u521d\u3088\u308a\u6271\u3044\u3084\u3059\u304f\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 USB\u30db\u30b9\u30c8\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc(MAX3421EE)\u3092\u4f7f\u3063\u305fPCB\u3092\u88fd\u4f5c\u3057\u3001hoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc\u3092\u4f5c\u3063\u305f\u8a71\u3002 \u3053\u306ePCB\u306f\u3001Seeed XIAO \u30b7\u30ea\u30fc\u30ba\u307e\u305f\u306fAdafruit QTPy \u30b7\u30ea\u30fc\u30ba\u3092\u30b3\u30f3\u30c8\u30ed\u30fc &hellip; <a href=\"https:\/\/okiraku-camera.tokyo\/blog\/?p=15692\" class=\"more-link\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">MAX3421EE\u3092\u4f7f\u3063\u305fhoboNicola\u30a2\u30c0\u30d7\u30bf\u30fc<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":15700,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[69],"tags":[151,219,210,208],"class_list":["post-15692","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming","tag-hobonicola","tag-max3421","tag-pcb","tag-xiao"],"_links":{"self":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15692","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15692"}],"version-history":[{"count":0,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15692\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/media\/15700"}],"wp:attachment":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}