{"id":248,"date":"2019-11-18T03:19:24","date_gmt":"2019-11-17T18:19:24","guid":{"rendered":"http:\/\/microtechnica.xyz\/?p=248"},"modified":"2024-11-24T21:28:09","modified_gmt":"2024-11-24T12:28:09","slug":"usb-spi%e5%a4%89%e6%8f%9b%e3%83%9c%e3%83%bc%e3%83%89click-spi-%e7%b0%a1%e5%8d%98%e3%82%ac%e3%82%a4%e3%83%89","status":"publish","type":"post","link":"https:\/\/microelectronica.jp\/wiki\/?p=248","title":{"rendered":"USB-SPI\u5909\u63db\u30dc\u30fc\u30c9[CLICK-SPI] \u7c21\u5358\u30ac\u30a4\u30c9"},"content":{"rendered":"

USB-SPI\u5909\u63db\u30dc\u30fc\u30c9[CLICK-SPI]\u306f\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306eUSB-SPI\u5909\u63dbIC\u3001MCP2210<\/a><\/strong>\u3092\u642d\u8f09\u3057\u305f\u30dc\u30fc\u30c9\u3067\u3059\u3002USB\u63a5\u7d9a\u3057\u305f\u30d1\u30bd\u30b3\u30f3\u3067\u306fHID\u30c7\u30d0\u30a4\u30b9\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3001\u5c02\u7528\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30fc\u3092\u4f7f\u3063\u3066SPI\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n

\u305d\u306e\u307b\u304bAndroid OS\u7528\u306e\u30bf\u30fc\u30df\u30ca\u30eb\u3084DLL\u3001Visual Studio\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3082\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306e\u30b5\u30a4\u30c8\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u53ef\u80fd\u3067\u3059\u3002<\/p>\n

\u25a0\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3001\u30bd\u30d5\u30c8\u30a6\u30a8\u30a2\u7b49\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/span><\/h3>\n

\u30fb\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306eMCP2210\u306e\u30da\u30fc\u30b8<\/p>\n

https:\/\/www.microchip.com\/wwwproducts\/en\/MCP2210<\/a><\/strong><\/p>\n

\u203b\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u53ca\u3073\u30c4\u30fc\u30eb\u985e\u306f\u4e0a\u8a18\u30da\u30fc\u30b8\u306e””Documnet”\u30bf\u30d6\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u25a0\u672c\u88fd\u54c1\u306e\u30d4\u30f3\u30a2\u30b5\u30a4\u30f3\u53ca\u3073\u56de\u8def\u56f3<\/strong><\/span><\/h3>\n

\"\"<\/a><\/p>\n

\u203bMOSI\u3068MISO\u306f\u305d\u308c\u305e\u308cMCP2210\u306e\u30d4\u30f3\u756a\u53f7\u304c( )\u5185\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u203b\u56de\u8def\u56f3\u306f\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u62e1\u5927\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u203bSDO\u30d4\u30f3(5\u30d4\u30f3)\u306f\u672c\u30dc\u30fc\u30c9\u304b\u3089\u4fe1\u53f7\u304c\u51fa\u529b\u3055\u308c\u308b\u30d4\u30f3\u3067\u3059\u3002SDI(6\u30d4\u30f3) \u306f\u672c\u30dc\u30fc\u30c9\u3078\u4fe1\u53f7\u3092\u5165\u529b\u3059\u308b\u30d4\u30f3\u3067\u3059\u3002<\/p>\n

\u96fb\u6e90\u306f3.3V\u304b5V\u304c\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002\u8a2d\u5b9a\u306f\u672c\u4f53”J1″\u306e\u30b8\u30e3\u30f3\u30d1\u30fc\u306b\u3088\u3063\u3066\u884c\u3044\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f3.3V\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002USB\u30dd\u30fc\u30c8\u304b\u3089\u7d66\u96fb\u3057\u3066\u3044\u308b\u5834\u5408\u672c\u4f53\u5185\u306e\u30ec\u30ae\u30e5\u30ec\u30fc\u30bf\u30673.3V\u306b\u964d\u5727\u3055\u308c\u307e\u3059\u3002\u306a\u304aUSB\u7d66\u96fb\u3067\u5229\u7528\u3059\u308b\u304b\u3001\u5916\u90e8\u7d66\u96fb\u3067\u5229\u7528\u3059\u308b\u304b\u306f\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30fc\u30bd\u30d5\u30c8\u3092\u4f7f\u3063\u3066MCP2110\u306e\u8a2d\u5b9a\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306fUSB\u7d66\u96fb\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5916\u90e8\u7d66\u96fb\u3092\u3059\u308b\u5834\u5408\u306b\u306f\u5fc5\u305a\u5207\u308a\u66ff\u3048\u3066\u304b\u3089\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

1\uff5e3\u30d4\u30f3\u300115\u300116\u30d4\u30f3\u306fGPIO\u30d4\u30f3\u3068\u63a5\u7d9a\u3055\u308c\u3066\u304a\u308a\u6c4e\u7528IO\u30d4\u30f3\u3068\u3057\u3066\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002GPIO0\u306fCS\u30d4\u30f3\u3068\u3057\u3066\u4f7f\u7528\u3057\u307e\u3059\u304c\u3001\u8907\u6570\u53f0\u306eSPI\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b\u5834\u5408\u306b\u306f\u4ed6\u306eGPIO\u3092CS\u30d4\u30f3\u3068\u3057\u3066\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n

\u25a0\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9<\/strong><\/span><\/h3>\n

\u672c\u6a5f\u306fWindow\u30d1\u30bd\u30b3\u30f3\u3068USB\u63a5\u7d9a\u3059\u308b\u3068HID\u30c7\u30d0\u30a4\u30b9\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u307e\u3059\u3002\u30c7\u30d0\u30a4\u30b9\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n

\u672c\u4f53\u306e\u5404\u7a2e\u8a2d\u5b9a\u306fMCP2210\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30fc\u30bd\u30d5\u30c8\u30a6\u30a8\u30a2\u3067\u884c\u3048\u307e\u3059\u3002<\/p>\n

\u901a\u4fe1\u306e\u30b5\u30f3\u30d7\u30eb\u306fVisual Sutdio\u3067\u4f5c\u3089\u308c\u305f\u30bd\u30fc\u30b9\u3092\u5229\u7528\u3057\u307e\u3059\u3002”MCP2210_SpiTerminal-v1.0″\u30d5\u30a9\u30eb\u30c0\u3092\u958b\u304d\u3001”MCP2210_SPI_Terminal.exe”\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

 <\/p>\n

\u307e\u305aCS\u30d4\u30f3\u306e\u72b6\u614b\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002GP0\u30d4\u30f3\u3092CS\u30d4\u30f3\u3068\u3059\u308b\u5834\u5408\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u30e2\u30fc\u30c9\u3092Chip-Select\u3068\u3057\u3066\u3001\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306e\u30ed\u30b8\u30c3\u30af\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u6642\u306e\u30ed\u30b8\u30c3\u30af\u3092\u305d\u308c\u305e\u308c\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u30a2\u30a4\u30c9\u30eb\u6642\u304cH\u3067\u3001\u30a4\u30cd\u30fc\u30d6\u30eb\u6642\u304cL\u306a\u3089\u3070\u4e0a\u56f3\u306e\u901a\u308a\u306e\u8a2d\u5b9a\u3067\u3059\u3002\u305d\u306e\u4ed6\u306e\u30d4\u30f3\u306b\u3064\u3044\u3066\u306fGPIO(\u6c4e\u7528IO)\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n

Bit-rate\u306f\u30af\u30ed\u30c3\u30af\u5468\u6ce2\u6570\u3067\u3059\u3002\u30e2\u30fc\u30c90\u30682\u4ee5\u5916\u306e\u6642\u306f1000000\u3092\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u203b\u30e2\u30fc\u30c91\u30683\u306e\u6642\u306b100000\u672a\u6e80\u306b\u8a2d\u5b9a\u3059\u308b\u3068\u30cf\u30f3\u30b0\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u304c\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306e\u516c\u5f0f\u30d5\u30a9\u30fc\u30e9\u30e0\u3067\u5831\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

https:\/\/www.microchip.com\/forums\/m675830.aspx<\/a><\/strong><\/p>\n

\u7d9a\u3044\u3066\u30e2\u30fc\u30c9\u3067\u3059\u3002SPI\u306e\u30e2\u30fc\u30c9\u30920\uff5e3\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002(SPI\u30e2\u30fc\u30c9\u306b\u3064\u3044\u3066\u306f\u672c\u30da\u30fc\u30b8\u4e0b\u90e8\u3067\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002)<\/p>\n

Number of bytes to transfer \u3067\u8ee2\u9001\u3059\u308b\u30c7\u30fc\u30bf\u306e\u30d0\u30a4\u30c8\u6570\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n

\u9001\u4fe1\u3059\u308b\u30c7\u30fc\u30bf\u3001\u3059\u306a\u308f\u3061\u672c\u6a5f\u306eMOSI\u304b\u3089\u51fa\u529b\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306fTX\u306e\u30dc\u30c3\u30af\u30b9\u306b\u5165\u529b\u3057\u307e\u3059\u300216\u9032\u6570\u8868\u8a18\u306b\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u3001HEX Mode\u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

Tx Data\u306e\u30dc\u30c3\u30af\u30b9\u306b\u9001\u4fe1\u3057\u305f\u3044\u5024\u3092\u5165\u529b\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\u8a2d\u5b9a\u3068\u5165\u529b\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001Transfer SPI Data\u3000\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n

\u30c7\u30fc\u30bf\u304cMOSI\u30d4\u30f3\u304b\u3089\u51fa\u529b\u3055\u308c\u3001\u540c\u6642\u306bMISO\u304b\u3089\u8aad\u307f\u53d6\u3089\u308c\u305f\u30c7\u30fc\u30bf\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u25a0\u30c7\u30fc\u30bf\u306e\u78ba\u8a8d<\/strong><\/h3>\n

\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u30aa\u30b7\u30ed\u30b9\u30b3\u30fc\u30d7\u53c8\u306f\u30ed\u30b8\u30c3\u30af\u30a2\u30ca\u30e9\u30a4\u30b6\u304c\u5fc5\u9808\u3067\u3059\u3002<\/p>\n

\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u3092\u304a\u6301\u3061\u3067\u306a\u3044\u5834\u5408\u6b63\u3057\u3044\u30c7\u30fc\u30bf\u304c\u9001\u53d7\u4fe1\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u8996\u8a8d\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u305a\u958b\u767a\u3084\u5b9f\u9a13\u3001\u5b66\u7fd2\u306f\u4e0d\u53ef\u80fd\u3067\u3059\u3002<\/p>\n

\u30c7\u30fc\u30bf\u306e\u78ba\u8a8d\u306f\u5fc5\u305a\u4e0a\u8a18\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u8996\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u4e0b\u56f3\u306f\u30e2\u30fc\u30c93\u3067\u30c7\u30fc\u30bf02h\u306800\u3092\u672c\u6a5f\u306eMOSI\u304b\u3089\u51fa\u529b\u3055\u305b\u305f\u6642\u306e\u6ce2\u5f62\u30c7\u30fc\u30bf\u3067\u3059\u3002MISO\u306e\u5024\u3082\u6b63\u3057\u304f\u53d6\u5f97\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n

–Image—<\/p>\n

\u203b\u30e2\u30fc\u30c91\u53ca\u30733\u306e\u5834\u5408\u306b\u306f\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u306e\u8a2d\u5b9a\u5024\u3092100000\u4ee5\u4e0a\u306b\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong><\/span><\/p>\n

\u25a0\u6280\u8853\u7684\u306a\u8cea\u554f\u7b49\u306b\u3064\u3044\u3066<\/span><\/h3>\n

\u672c\u88fd\u54c1\u306f\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306e\u30ef\u30f3\u30c1\u30c3\u30d7USB-SPI\u901a\u4fe1IC\u306eMCP2210\u3092\u4f7f\u3063\u305f\u30dc\u30fc\u30c9\u3067\u3059\u3002\u6a5f\u80fd\u306f\u3059\u3079\u3066MCP2210\u306b\u3088\u3063\u3066\u5b9f\u73fe\u3055\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u6280\u8853\u7684\u306a\u3054\u8cea\u554f\u306b\u3064\u3044\u3066\u306f\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u3092\u304a\u9858\u3044\u81f4\u3057\u307e\u3059\u3002\u5f53\u65b9\u3067\u306f\u6280\u8853\u7684\u306a\u3054\u8cea\u554f\u306f\u53d7\u3051\u4ed8\u3051\u3066\u304a\u308a\u307e\u305b\u3093\u3002<\/p>\n

\u307e\u305a\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306e\u5546\u54c1\u30da\u30fc\u30b8\u3067\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u7b49\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n

https:\/\/www.microchip.com\/wwwproducts\/en\/MCP2210<\/p>\n

\u7d9a\u3044\u3066\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306e\u516c\u5f0f\u30d5\u30a9\u30fc\u30e9\u30e0\u3067\u4f3c\u305f\u3088\u3046\u306a\u4e8b\u4f8b\u304c\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u691c\u7d22\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

https:\/\/www.microchip.com\/forums\/Forums<\/a><\/strong><\/p>\n

\u53f3\u4e0a\u306e\u691c\u7d22\u30dc\u30c3\u30af\u30b9\u306b”MCP2210″\u3068\u5165\u529b\u3059\u308b\u3068\u95a2\u9023\u3059\u308b\u8a18\u4e8b\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u306e\u3067\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002\u3082\u3057\u904e\u53bb\u306b\u671f\u5f85\u3057\u305f\u4e8b\u4f8b\u306e\u5831\u544a\u304c\u306a\u3044\u5834\u5408\u306b\u306f\u8a18\u4e8b\u3092\u65b0\u898f\u306b\u6295\u7a3f\u3057\u3066\u4e16\u754c\u4e2d\u306e\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u56de\u7b54\u3092\u5f97\u3089\u308c\u307e\u3059\u3002\u8a18\u4e8b\u306e\u65b0\u898f\u6295\u7a3f\u306b\u306f\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n

\u3082\u3057\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306e\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u306e\u5834\u5408\u306b\u306f\u4e0b\u8a18\u306e\u30da\u30fc\u30b8\u3088\u308a\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

https:\/\/www.microchip.co.jp\/support\/tech-help.php<\/a><\/strong><\/p>\n

 <\/p>\n

\u25a0SPI\u901a\u4fe1\u306e\u57fa\u790e\uff08\u203b\u3088\u308a\u8a73\u3057\u3044\u89e3\u8aac\u306f\u66f8\u7c4d\u7b49\u3092\u304a\u8aad\u307f\u304f\u3060\u3055\u3044\uff09<\/strong><\/h3>\n

\u2460SPI\u901a\u4fe1\u306e\u4fe1\u53f7\u7dda<\/strong><\/p>\n

SPI\uff08Serial Peripheral Interface\uff09\u30b7\u30ea\u30a2\u30eb\u901a\u4fe1\u898f\u683c\u306e1\u3064\u3067\u540c\u671f\u5f0f\u3001\u5168\u4e8c\u91cd\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u3059\u3002\u30de\u30a4\u30b3\u30f3\u3068\u30bb\u30f3\u30b5\u30fc\u3084\u30e1\u30e2\u30ea\u30fc\u7b49\u306e\u63a5\u7d9a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3068\u3057\u3066\u3088\u304f\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n

SPI\u901a\u4fe1\u306f\u30de\u30b9\u30bf\u30fc\u30b9\u30ec\u30fc\u30d6\u578b\u3067\u3001\u7247\u65b9\u304c\u30de\u30b9\u30bf\u30fc\u3001\u3082\u3046\u4e00\u65b9\u304c\u30b9\u30ec\u30fc\u30d6\u3068\u5f79\u5272\u304c\u6c7a\u3081\u3089\u308c\u307e\u3059\u3002SPI\u30de\u30b9\u30bf\u53c8\u306fSPI\u30b9\u30ec\u30fc\u30d6\u304b\u3089\u306e\u30c7\u30fc\u30bf\u306f\u3001\u30af\u30ed\u30c3\u30af\u306e\u7acb\u4e0a\u304c\u308a\u53c8\u306f\u7acb\u4e0b\u304c\u308a\u30a8\u30c3\u30b8\u306b\u3088\u3063\u3066\u540c\u671f\u304c\u3068\u3089\u308c\u307e\u3059\u3002SPI\u901a\u4fe1\u306e\u7279\u5fb4\u3068\u3057\u3066\u306f\u30de\u30b9\u30bf\u3068\u30b9\u30ec\u30fc\u30d6\u304c\u540c\u6642\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306a\u70b9\u3067\u3059\u3002SPI\u901a\u4fe1\u306b\u306f3\u7dda\u5f0f\u30684\u7dda\u5f0f\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f4\u7dda\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n

\u4ee3\u8868\u7684\u306a\u4fe1\u53f7\u7dda\u306f4\u7dda\u3067<\/p>\n

\u30fbCS : \u30c1\u30c3\u30d7\u30bb\u30ec\u30af\u30c8<\/p>\n

\u30fbSCLK : \u30af\u30ed\u30c3\u30af<\/p>\n

\u30fbMOSI : \u30de\u30b9\u30bf\u30fc\u30a2\u30a6\u30c8\u3001\u30b9\u30ec\u30fc\u30d6\u30a4\u30f3<\/p>\n

\u30fbMISO : \u30de\u30b9\u30bf\u30fc\u30a4\u30f3\u3001\u30b9\u30ec\u30fc\u30d6\u30a2\u30a6\u30c8<\/p>\n

\u30af\u30ed\u30c3\u30af\u4fe1\u53f7\u3092\u4f5c\u308b\u65b9\u304cSPI\u30de\u30b9\u30bf\u5074\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u901a\u4fe1\u306e\u4e3b\u5c0e\u6a29\u306f\u5e38\u306b\u30de\u30b9\u30bf\u30fc\u304c\u63e1\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306f\u3053\u306e\u30af\u30ed\u30c3\u30af\u306b\u540c\u671f\u3057\u3066\u884c\u308f\u308c\u307e\u3059\u3002SPI\u901a\u4fe1\u306f1\u3064\u306e\u30de\u30b9\u30bf\u30fc\u306b\u8907\u6570\u306e\u30b9\u30ec\u30fc\u30d6\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u8907\u6570\u306e\u30b9\u30ec\u30fc\u30d6\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u306f\u30c1\u30c3\u30d7\u30bb\u30ec\u30af\u30c8\u4fe1\u53f7(CS)\u3092\u4f7f\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306eCS\u7dda\u306f\u30a2\u30af\u30c6\u30a3\u30d6\u30ed\u30fc\u3067\u3059\u3002\u901a\u4fe1\u3057\u305f\u3044\u30c7\u30d0\u30a4\u30b9\u306eCS\u7dda\u3060\u3051Low\u306b\u3057\u307e\u3059\u3002\u30de\u30b9\u30bf\u30fc\u5074\u304c\u901a\u4fe1\u5bfe\u8c61\u304b\u3089\u5916\u3057\u305f\u3044\u30b9\u30ec\u30fc\u30d6\u30c7\u30d0\u30a4\u30b9\u306b\u5bfe\u3057\u3066\u306fCS\u7dda\u3092High\u306b\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u30b9\u30ec\u30fc\u30d6\u30c7\u30d0\u30a4\u30b9\u3068\u63a5\u7d9a\u3059\u308b\u5834\u5408\u306b\u306f\u3001\u305d\u306e\u53f0\u6570\u5206\u306eCS\u4fe1\u53f7\u7dda\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

MISO\u3068MOSI\u306f\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u7528\u306e\u4fe1\u53f7\u7dda\u3067\u3059\u3002MOSI\u306f\u30de\u30b9\u30bf\u30fc\u304c\u51fa\u529b\u3057\u3066\u30b9\u30ec\u30fc\u30d6\u304c\u5165\u529b\u3068\u306a\u308b\u4fe1\u53f7\u3001MISO\u306f\u30de\u30b9\u30bf\u30fc\u304c\u5165\u529b\u5074\u3067\u30b9\u30ec\u30fc\u30d6\u304c\u30c7\u30fc\u30bf\u3092\u51fa\u529b\u3059\u308b\u5074\u3068\u306a\u308b\u4fe1\u53f7\u3067\u3059\u3002<\/p>\n

 <\/p>\n

\u2461\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1<\/strong><\/p>\n

\u901a\u4fe1\u3092\u958b\u59cb\u3059\u308b\u5834\u5408\u306b\u306fSPI\u30de\u30b9\u30bf\u30fc\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u3001\u901a\u4fe1\u76f8\u624b(SPI\u30b9\u30ec\u30fc\u30d6)\u306eCS\u7dda\u3092\u30ed\u30fc\u306b\u3057\u3066\u30a4\u30cd\u30fc\u30d6\u30eb\u306b\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002<\/p>\n

\u30de\u30b9\u30bf\u30fc\u30c7\u30d0\u30a4\u30b9\u306f\u30af\u30ed\u30c3\u30af\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002SPI\u901a\u4fe1\u306f\u306f\u5168\u4e8c\u91cd\u3001\u3059\u306a\u308f\u3061\u9001\u4fe1\u3068\u53d7\u4fe1\u304c\u540c\u6642\u306b\u884c\u308f\u308c\u308b\u898f\u683c\u306a\u306e\u3067\u3001\u30de\u30b9\u30bf\u3068\u30b9\u30ec\u30fc\u30d6\u306f\u305d\u308c\u305e\u308cMOSI\u3068MISO\u306b\u3088\u3063\u3066\u540c\u6642\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002<\/p>\n

MOSI\u4fe1\u53f7\u7dda\u306f\u30de\u30b9\u30bf\u30fc\u304c\u51fa\u529b\u5074\u3067\u3059\u3002\u30de\u30b9\u30bf\u30fc\u5074\u306f\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u3092\u30b7\u30d5\u30c8\u3055\u305b\u3066\u51fa\u529b\u3059\u308b\u3068\u3068\u3082\u306bMISO\u4fe1\u53f7\u7dda\u306e\u30c7\u30fc\u30bf\u3092\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3057\u307e\u3059\u3002\u3053\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u306f\u30af\u30ed\u30c3\u30af\u4fe1\u53f7\u306b\u540c\u671f\u3057\u307e\u3059\u3002\u30af\u30ed\u30c3\u30af\u306e\u7acb\u3061\u4e0a\u304c\u308a\u3067\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3059\u308b\u304b\u7acb\u3061\u4e0b\u304c\u308a\u3067\u3059\u308b\u306e\u304b\u306f\u4f7f\u7528\u8005\u304c\u6c7a\u3081\u305f\u308a\u3001\u4f7f\u7528\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u306b\u3088\u3063\u3066\u6c7a\u307e\u3063\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u4e00\u5ea6\u306b\u9001\u53d7\u4fe1\u3059\u308b\u30c7\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\uff08\u30d3\u30c3\u30c8\u6570\uff09\u3082\u30c7\u30d0\u30a4\u30b9\u306b\u3088\u3063\u3066\u6c7a\u307e\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

 <\/p>\n

\u2462\u30e2\u30fc\u30c9\u3092\u6c7a\u3081\u308b\u30af\u30ed\u30c3\u30af\u306e\u6975\u6027\u3068\u4f4d\u76f8<\/strong><\/p>\n

SPI\u901a\u4fe1\u3067\u306f\u30de\u30b9\u30bf\u5074\u306b\u4e3b\u5c0e\u6a29\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30de\u30b9\u30bf\u30fc\u306f\u30af\u30ed\u30c3\u30af\u306e\u6975\u6027\u3068\u4f4d\u76f8\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u2462-1 \u30af\u30ed\u30c3\u30af\u6975\u6027=CPOL<\/strong><\/p>\n

\u30af\u30ed\u30c3\u30af\u306e\u6975\u6027\u3092CPOL(Clock POLarity)\u3068\u3044\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306b\u304a\u3051\u308b\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u304c\u6b63\u6975\u6027(CPOL=0)\u304b\u3001\u8ca0\u6975\u6027(CPOL=1)\u304b\u3092\u793a\u3059\u3082\u306e\u3067\u3059\u3002<\/p>\n

\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u3068\u3044\u3046\u306e\u306f\u9001\u4fe1\u3092\u958b\u59cb\u3059\u308b\u305f\u3081\u306bCS\u304c\u30cf\u30a4\u304b\u3089\u30ed\u30fc\u306b\u5909\u308f\u308b\u307e\u3067\u306e\u9593\u3068\u3001\u9001\u4fe1\u3092\u7d42\u4e86\u3059\u308b\u305f\u3081\u306bCS\u304c\u30ed\u30fc\u304b\u3089\u30cf\u30a4\u306b\u5909\u308f\u308b\u307e\u3067\u306e\u9593\u306e\u3053\u3068\u3092\u3044\u3044\u307e\u3059\u3002<\/p>\n

—image—<\/p>\n

\u30af\u30ed\u30c3\u30af\u304c\u6b63\u6975\u6027(CPOL=0)\u306e\u5834\u5408\u3001\u30a2\u30a4\u30c9\u30eb\u6642\u306fSCLK\u306fL\u306b\u56fa\u5b9a\u3001\u901a\u4fe1\u6642\u306fH\u306e\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n

\u30af\u30ed\u30c3\u30af\u304c\u8ca0\u6975\u6027(CPOL=1)\u306e\u5834\u5408\u3001\u30a2\u30a4\u30c9\u30eb\u6642\u306fSCLK\u306fH\u306b\u56fa\u5b9a\u3001\u901a\u4fe1\u6642\u306fL\u306e\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n

 <\/p>\n

\u2462-2 \u30af\u30ed\u30c3\u30af\u4f4d\u76f8=CPHA\u3068\u30e2\u30fc\u30c9<\/strong><\/p>\n

\u3082\u30461\u3064\u306e\u8981\u7d20\u306f\u4f4d\u76f8\u3067\u3059\u3002\u4f4d\u76f8\u3092CPHA(Clock PHAse)\u3068\u3044\u3044\u307e\u3059\u3002\u4f4d\u76f8\u306f\u30c7\u30fc\u30bf\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u53ca\u3073\u30b7\u30d5\u30c8\u306b\u3064\u3044\u3066\u3001\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u6700\u521d\u3067\u4fe1\u53f7\u3092\u30b5\u30f3\u30d7\u30eb\u3059\u308b\u5834\u5408\u3092CPHA=0\u3001\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u6700\u5f8c\u3067\u30b5\u30f3\u30d7\u30eb\u3059\u308b\u5834\u5408\u3092CHPA=1\u3068\u3057\u307e\u3059\u3002<\/p>\n

CPHA=0\u306e\u5834\u5408\u306b\u306f\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u6700\u521d\u306e\u90e8\u5206\u3067MOSI\u3084MISO\u306e\u4fe1\u53f7\u304c\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u307e\u3059\u3002CPOL=0\u306a\u3089\u3070\u6700\u521d\u306e\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u7acb\u3061\u4e0a\u304c\u308a\u6642\u306b\u3001CPOL=1\u306a\u3089\u3070\u6700\u521d\u306e\u7acb\u3061\u4e0b\u304c\u308a\u6642\u306b\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u307e\u3059\u3002MISO,MOSI\u306e\u30c7\u30fc\u30bf\u306f\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u6700\u5f8c\u306e\u90e8\u5206\u3067\u6b21\u306e\u30d3\u30c3\u30c8\u306b\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002<\/p>\n

CPHA=1\u306e\u5834\u5408\u306b\u306f\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u6700\u5f8c\u306e\u90e8\u5206\u3067MOSI\u3084MISO\u306e\u4fe1\u53f7\u304c\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u307e\u3059\u3002CPOL=0\u306a\u3089\u3070\u6700\u5f8c\u306e\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u7acb\u3061\u4e0b\u304c\u308a\u6642\u306b\u3001CPOL=1\u306a\u3089\u3070\u6700\u5f8c\u306e\u7acb\u3061\u4e0a\u304c\u308a\u6642\u306b\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u307e\u3059\u3002MISO,MOSI\u306e\u30c7\u30fc\u30bf\u306f\u30af\u30ed\u30c3\u30af\u30d1\u30eb\u30b9\u306e\u6700\u521d\u306e\u90e8\u5206\u3067\u6b21\u306e\u30d3\u30c3\u30c8\u306b\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002<\/p>\n

—image—<\/p>\n

\u3053\u308c\u3089CPOL\u3068CPHA\u306e\u7d44\u307f\u5408\u308f\u305b\u30674\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u30e2\u30fc\u30c9\u3068\u547c\u3093\u3067\u30e2\u30fc\u30c90\uff5e3\u307e\u3067\u304c\u898f\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3069\u306e\u30e2\u30fc\u30c9\u3067\u901a\u4fe1\u3059\u308b\u304b\u306fSPI\u30b9\u30ec\u30fc\u30d6\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002\u30b9\u30ec\u30fc\u30d6\u5074\u306e\u4ed5\u69d8\u306b\u5408\u308f\u305b\u3066\u30de\u30b9\u30bf\u30fc\u5074\u306f\u901a\u4fe1\u30e2\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

USB-SPI\u5909\u63db\u30dc\u30fc\u30c9[CLICK-SPI]\u306f\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u793e\u306eUSB-SPI\u5909\u63dbIC\u3001MCP2210\u3092\u642d\u8f09\u3057\u305f\u30dc\u30fc\u30c9\u3067\u3059\u3002USB\u63a5\u7d9a\u3057\u305f\u30d1\u30bd\u30b3\u30f3\u3067\u306fHID\u30c7\u30d0\u30a4\u30b9\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3001\u5c02\u7528\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30fc\u3092\u4f7f\u3063\u3066SPI\u30c7\u30fc […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-248","post","type-post","status-publish","format-standard","hentry","category-click"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=\/wp\/v2\/posts\/248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=248"}],"version-history":[{"count":20,"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=\/wp\/v2\/posts\/248\/revisions"}],"predecessor-version":[{"id":622,"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=\/wp\/v2\/posts\/248\/revisions\/622"}],"wp:attachment":[{"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/microelectronica.jp\/wiki\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}