https://nalar.dev/id/tags/max98357a/ Recent content in MAX98357A on Nalar Hugo id-id Sat, 19 Sep 2026 00:00:00 +0000 https://nalar.dev/id/definisi-pin-i2s-esp32-mclk-bclk-ws-din-dout/ Sat, 19 Sep 2026 00:00:00 +0000 https://nalar.dev/id/definisi-pin-i2s-esp32-mclk-bclk-ws-din-dout/ <p>Konfigurasi audio ESP32 dapat terlihat seperti sekumpulan definisi GPIO biasa:</p> <div x-data="{ code: $el.querySelector('code').innerText, copied: false }" class="code-block group relative my-6 overflow-hidden rounded-xl border border-line bg-surface-muted dark:border-night-line dark:bg-night-surface"> <button type="button" @click="navigator.clipboard.writeText(code); copied = true; setTimeout(() => copied = false, 1600)" class="absolute right-3 top-3 z-10 rounded-lg border border-line-strong bg-surface px-2 py-1 font-mono text-[0.8rem] text-muted opacity-0 transition group-hover:opacity-100 hover:bg-ink hover:text-white dark:border-night-line dark:bg-night dark:text-night-muted dark:hover:bg-white dark:hover:text-ink"> <span x-text="copied ? 'Copied' : 'Copy'"></span> </button> <div class="overflow-x-auto p-4 text-sm leading-6 [&_pre]:!m-0 [&_pre]:!bg-transparent [&_pre]:!p-0 [&_code]:font-mono"> <div class="highlight"><pre tabindex="0" style="background-color:#fff;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-cpp" data-lang="cpp"><span style="display:flex;"><span><span style="font-weight:bold">const</span> <span style="">uint8_t</span> I2S_MCLK = 0; </span></span><span style="display:flex;"><span><span style="font-weight:bold">const</span> <span style="">uint8_t</span> I2S_SCK = 5; </span></span><span style="display:flex;"><span><span style="font-weight:bold">const</span> <span style="">uint8_t</span> I2S_WS = 25; </span></span><span style="display:flex;"><span><span style="font-weight:bold">const</span> <span style="">uint8_t</span> I2S_SDOUT = 26; </span></span><span style="display:flex;"><span><span style="font-weight:bold">const</span> <span style="">uint8_t</span> I2S_SDIN = 35;</span></span></code></pre></div> </div> </div> <p>Kelima konstanta tersebut bukan lima kabel audio yang dapat saling dipertukarkan. Masing-masing mewakili bagian berbeda dari timing dan jalur data I2S. Amplifier speaker dapat tetap diam meskipun seluruh GPIO sudah tersambung secara elektrik jika BCLK dan WS tidak ada, arah data terbalik, atau format frame tidak sesuai dengan perangkat penerima.</p>