<p><span style="color: #4a4a4a; text-align: center; background-color: #ffffff; font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">1. ESP32</span></p>
<p><span style="color: #4a4a4a; text-align: center; background-color: #ffffff; font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">https://dl.espressif.com/dl/package_esp32_index.json</span></p>
<p style="text-align: start;"><span style="text-align: center; background-color: #ffffff; font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">--&gt; 보드설정에서 esp32 검색 및 설치</span></p>
<p><span style="font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">&nbsp;</span></p>
<p>&nbsp;</p>
<div><span style="font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">2. ESP8266&nbsp;</span></div>
<span style="font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">
   https://arduino.esp8266.com/stable/package_esp8266com_index.json</span>
<p>&nbsp;</p>
<p><span style="font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">--&gt; 보드설정에서 esp8266 검색 및 설치</span></p>
<p><span style="font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">&nbsp;</span></p>
<p><span style="font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;; font-size: 14px;">3. 내부 8Mhz 보드 설정</span></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">Arduino-ide-2.0 //&nbsp;</span></font><span style="font-size: 14px; font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;;">C:\Users\bk940\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.5\boards.txt</span></p>
<p><span style="font-size: 14px; font-family: &quot;맑은 고딕&quot;, &quot;malgun gothic&quot;;">&nbsp;</span></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">######################################################</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;"><br /></span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.name=ATmega328 w/ 8 MHz internal clock (Optiboot)</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.upload.protocol=arduino</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.upload.maximum_size=32256</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.upload.speed=57600</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.upload.tool=avrdude</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.low_fuses=0xe2</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.high_fuses=0xde</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.extended_fuses=0xfd</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.file=optiboot/optiboot_atmega328.hex</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.unlock_bits=0x3F</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.lock_bits=0x0F</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.bootloader.tool=avrdude</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.build.mcu=atmega328p</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.build.f_cpu=8000000L&nbsp;</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.build.board=AVR_PRO</span></font></p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.build.core=arduino</span></font></p>
<p>&nbsp;</p>
<p><font face="맑은 고딕, malgun gothic"><span style="font-size: 14px;">internal328_8.build.variant=eightanaloginputs</span></font></p>
<p><br /></p>