<p class="se-text-paragraph se-text-paragraph-align- " id="SE-b714f809-271f-4c3b-b8cc-2dbe271fbe39" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-   " id="SE-15d9d39c-35a8-4a79-b647-53b2ff30dbd5" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; vertical-align: baseline;">하기 GPIO는 부팅시 출력 상태가 HIGH로 동작하거나 PWM 신호를 출력한다. </span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-6fcd25b3-4af8-4446-b344-e5901e256746" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-   " id="SE-5167f214-3fa9-4423-ae10-7b3d3db8cb89" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; vertical-align: baseline;"></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-2a53c72a-b9f9-484a-a66d-b8ad3b456f27" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-5ae05c9d-14ec-4876-861d-b1b6bab087c2" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"><span style="font-weight: 700; font-family: inherit; background-color: inherit;">GPIO 1</span></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-51ac53ad-2c99-4116-99aa-78620b04b4a1" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-e5bee183-491e-4cb8-ba7c-f6df465885a9" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"><span style="font-weight: 700; font-family: inherit; background-color: inherit;">GPIO 3</span></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-72fe8853-b00f-4ad6-9312-bd2346ea1e44" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-15b1e25f-d22b-4dc9-8ab7-02ac3ce253c5" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"><span style="font-weight: 700; font-family: inherit; background-color: inherit;">GPIO 5</span></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-244b71b2-2cd0-4dc0-a56d-f4d896edc6d1" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-f21d8538-df8f-4c0c-b49c-3f8febc61412" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"><span style="font-weight: 700; font-family: inherit; background-color: inherit;">GPIO 6 to GPIO 11 (connected to the ESP32 integrated SPI flash memory – not recommended to use).</span></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-158da874-0892-42be-8788-3d10aa67fb4f" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-491084e5-4e8e-41dd-88ad-be9e6d986370" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"><span style="font-weight: 700; font-family: inherit; background-color: inherit;">GPIO 14</span></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-48ea8912-c376-42c5-9a0b-bbda20932aec" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-4e266c6c-cf4a-41bb-8054-ba15bb598712" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"><span style="font-weight: 700; font-family: inherit; background-color: inherit;">GPIO 15</span></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-94a7f995-da8d-4235-bd5c-c41cd9218eb7" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-5ecbca27-9229-4ce2-8922-8d97b413a744" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;"></span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-f01819a1-bf79-4c23-95e9-287e9c345681" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-3caf7a11-e055-4f6f-b126-06e3fbca9b3b" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;">GPIO15를 배터리가 일정 전압이하로 떨어질 때 RED  LED를 HIGH 인에이블로 설계를 했는데 Deep Sleep이후 깨어날 때, 뜬금없이 1초 정도 시간에 ON이 된다. 강제로 LOW로 초기화했는데도... </span></p>
<p class="se-text-paragraph se-text-paragraph-align- " id="SE-bcdd2806-b1c4-4d30-a22f-18b45715c228" style="padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 0px; line-height: 1.8; font-family: se-nanumgothic, sans-serif; vertical-align: baseline; word-break: break-word; overflow-wrap: break-word; white-space: pre-wrap; background-color: #ffffff;"><span class="se-fs-fs13 se-ff-system  se-style-unset " id="SE-22b8b910-c27f-4fa4-a6e4-7fbd585d0d5c" style="margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-weight: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: HelveticaNeue, &quot;Helvetica Neue&quot;, helvetica, AppleSDGothicNeo, arial, &quot;malgun gothic&quot;, &quot;맑은  고딕&quot;, sans-serif; vertical-align: baseline; color: #3a3a3a;">3 set 장치중 모두 이렇게 동작을 하면 원인을 쉽게 파악을 할 텐데... 이 중에서 1set 만 위 상태가 나타난다.</span></p>