CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog.adafruit.com",cType: 'managed',cRay: '92903a4939f4fe8a',cH: 'pyHUAg_Uexsr5AYwzXV1rMXlln_bIs30qlDVNZOluQk-1743428102-1.2.1.1-O4pADW9U.i4XShfZ7IsGOhAbWiMe.bE5QDE7RqbAQF.gTaGCKbmoDUC4dtNhVSc3',cUPMDTk: "\/author\/takara\/?__cf_chl_tk=qEJv7inIT8lFnVHLz6I8mUDGSnykTZd4WcZrd3Zuors-1743428102-1.0.1.1-JYDIm.f_UPUxrpUlG9Ic1HNhcieKsXZn9L0U9UpcW5I",cFPWv: 'b',cITimeS: '1743428102',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/author\/takara\/?__cf_chl_f_tk=qEJv7inIT8lFnVHLz6I8mUDGSnykTZd4WcZrd3Zuors-1743428102-1.0.1.1-JYDIm.f_UPUxrpUlG9Ic1HNhcieKsXZn9L0U9UpcW5I",md: "02IjXwoGPTkOb7NQh5WCCthYaKwplsQDUF8XZdFpZAQ-1743428102-1.2.1.1-O8lBozUPV5Fyu0Cw3vZPOS_XeNpaEEwwUTkfJZqpFWbnizq.3G9IHwKOIb8zmezdjHobxpaSjK5iA80pXED6wddUhvruy9hjDs5pO4SDcSkOr9TN2edqs8UITEFnA1IxwqMNvuWoCWY5xc2E_TGipcWvyai9M3fOwdqpiHGoA1qko6wmnvKDO8bbwU7c_B8FSu7PMN.NLXqu3.vgUCOq.fVd9cyepimzkIakI2JPlpJAud_6zhcS4UttbGFaZhavYWFzTZGYh9UXbXsbj_48tUHoiqGXe9tYuEEhegaBmYA9R076Cr3g0VNquSnI44LXdi_C6zm4LICyMMHfvCELqqoa43fHK9oxdsusQXT.orKIWcLG5d5cA1yylWdb_sI_w9.oEdNT4YFZ26_nlk_gyapA5TMO8VjWTqd.n54pEWlsLkDKVBLPWwqZgNRyPYHHAU0yQ7aCkuXonffsHRgtEawnx7RNWX9CFCye6CsAEL3u4zUEDZUXxEYj1oarhRaxX03UhbwY0XzKE9.h6QKGc2QuFs2gUQRhan98JueZ_XRIeadAoFuibTdyna89_erHWEiIl0qjtTFrt9cZDXegznn_P2OzaqZ7AirELeRePFS8OH7VF1jb4eoOflnYwo4s9dfxeRWJQN2sp437DCFuXs4GNLVkXWUpCJ1WN8PqjE2PN..JyJXTEjEpaOn.O86sKolTw9rJejpsv5V8q6Qgu4WeOwGtWx2ClMLwi85Q6CnsmyKxi_bjT05aHXEP2_444JSNDdW5ASVB_ARCLy6PUDHRbsUSdjhPopvpBnsN0ukTIttI7ffMFbJ95oHsKSfvIwBIe5TjQFpORP1yWZECpo6q8dYSZGP_x_f7hG6vle0A5sgP4AlgnGcbu5IjQwI2R33YlnvxGtgt4Dn399JZYlUhtuWALkKemgPB2cYcuvW3im3UjkuBia5svysKEXsAQZI21u346v0VnhgbETOl9vweMv6P2aJ4hIEVlHekSgHZzn_BWTH0lIIlIHI4I18_1x7Co4X32E00mass2QW5Yp14E0_KCNHa6YeFR3r8.UV9w9E0jKddNC0y4PyXV2K4iVo4.P_lUh8uAiuAG6TvIw",mdrd: "oKNQpv0Y52HamhFCakz4Kge4eNJnK_2JFGAUNJodjhk-1743428102-1.2.1.1-B_OixcP6J.KN26jtc_3H9.5iyWHUFY4SL3MaHg2e85WI.5F93ywqirn4VzCpP0eO2kEOvkHUdkBYKix_bjaWXqINijCu7_oelQ_SjgXjaQYOC.fQy86Pe_i9smRqPZHcS_JcHdkw_T1GbAzy0nuWW7Zaa.bdN0Cwqh03EeX5KaZ1mBPlvCTUCHK1DWFocCB4gxjnxuhKOk251Esf7Q.4eh0MF7cs5QMSTKK.KBAXspWddPPmKXZnbJwwZJ08taZ9kFH6lo4PigNBjrY4GN5QJKaffXc4QiZyBggqbQcx1FmP7pKfXTuInydc8DBNmu8WfATUO6TtM9Xy8pOsbprOVqJDfRV6pDKYhfiz2j6VID4G.UDrh3c8tnIpCIcSc02gl0r5uOQ3J4FiPuoeKYL_8tAUT9X.WSwzzmgRfEgkNLxjhh.Uj6zth5bpYwBlVJ5r_zcVt3To448HNZG_.qiXQCIw4DR7RseUNTAPzSWlVkwSyiyuEG9R9OofqNOCxLrZSdzb2DHMZKHmNyADUDVoetFRojJYKGuxEhqpnZdCk9OdcqdlLnq_IKPaKU.uFVg5TeRnJkTpZd2.KJtq1o_kbJhTPmVRXf8H5KOqUkuwRD2OVs0xnlmAyFaKOX_5hD1ES7eD5xe1JWsOY1v1UsS8oVfcqqnzXE.NK.jLJzzJcAX8OmoS7KR.TUPGCH_6h_ycoR9EAQhWlnRFJ2KPv8FVptAvKk23EkLZPM.6DnHYgeFu.NWE.iy5cQCVvCqa0p9AWmtwBHT5791vSe4ocXTZxDk7GRbENAuSjRgLBkzopRRF1XjlzKj8WdUc3Yzoje0rAaWWzoKQ3WcKPAQpb_dwXH9S1b.FTKNWZAm7LXbv0bsdPiQMHoh5lFcoPJJIEQp6tbstlcCNdeBQj_jMuflHoC7PiiwZLIh9Zk4B9KwkrFTD4BtQP6fsz.ozJDLppz70725vBZazMXWVmznSJaM5jfEjiLbAwc0Fyp9DXAXPVfcKijff.OoJ0LlvorxTnH8MYfVP6nJWHkRh5G9g_qBsqJQ9qNl_gAqwXdqLMd9AYKjYZ3waKfjVnPdERH5ZascPkua1bmJkU4g.Tla3AApPUb5_opKVuDE50jZR_WO493ObpjgdDxr7YWBPHim1eYffa3PS0NCqnUY0bMOwo5ldj2nDen9_dfJJEm_EBRUvd2amRvDceCvqnoPL5e7fbLvPiH3n6OQBBAeFRFYHTSD5PUJhurxFZ85k2zbeXf2M167G5ayRSWlqvlS5DjugO1JWHvrmwkUFw0255H_.ILV.fN7aZ4rrpIsSmzqLdH9Zqb_IBR4s.ldCQISX.HZXNdn.JQ_iN17eqSXHujMwa0HiF9BzuOuaQg33e4GO39Zsm_mMlsCl_lWAOfKmt9atn6gBCwr9BRedG4cqozpJeTYowWuzWdM8jfv9EZk6ciL7z0fZiLJ2h0nP.kuRdgzGdj24zeovkLzWwaPl3iG1cIPlNtZnk5GMlICMESsBjuMpp6CIFDcF9J2t2mLr5vvZwIl5bmot86ISJe0g4HTbNssdAj_8VHcjPp_GBOB5hsiB2Ffcg1ILsWg7z.czhUZW2iPqdWvKkYqNUucg2aNGtjBoTS_pGVnGwC1gpr4quY5I5Nny7EscW_Devj_e2koHCufJnhKVGwV_Al94MQARvn4aX.RzrqzML_YM9DjCBKyV.r483_kdrUQ4MlTV02AjLidyndHPhb_aLD9Tjys8Tq8oTopnbo3zgFraN0Ivu3GeKmwKFWzLIAhApoRMIEFi9zjkks1gxe39jz3iVG.gZytBkNtvqzsHRVU18Sn.pz9upKpJXLPIHdMi7iJujhOyTs_m27TSOv.5rwU8opwYyZZ8UYdBgUDoofsFcQYRtJyaVbyQhxiw9Yf.W0rJc7hZzxFJ_9oP7XzK6VuZ0J2dRNQiNmAcW_f7H53D6CwuV1P6DEPjcEzzmzX819N_zMMnUO5r8PD105bgCfYkFHaVgVaZUWcU84e1ZQmA_4MZr927xUBegkJ6Y93og85QIhL7s5_gxW0WDBsvbroe_d2KA7g0unStmevp3m9FfPn25vVbhVo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=92903a4939f4fe8a';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/author\/takara\/?__cf_chl_rt_tk=qEJv7inIT8lFnVHLz6I8mUDGSnykTZd4WcZrd3Zuors-1743428102-1.0.1.1-JYDIm.f_UPUxrpUlG9Ic1HNhcieKsXZn9L0U9UpcW5I" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>