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¿ø»êÁö: Áß±¹ º»Åä
Á¶°Ç: ½Å±Ô
À¯Çü: Àü¾Ð Á¶Á¤±â
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°ø±Þ Àü¾Ð: ESP-WROOM-32
¼Ò»ê Àü·Â: ºí·çÅõ½º
Is_cutmed: ¿¹
ÀÛµ¿ ¿Âµµ: ESP32 °³¹ß º¸µå
ÀÀ¿ë ÇÁ·Î±×·¥: ÄÄÇ»ÅÍ
ÆÐÅ°Áö: DIP
WIFI + ºí·çÅõ½º (ESP-WROOM-32) °³¹ß º¸µå
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¾î¶² Á¦Ç°¿¡µµ ½±°Ô »ðÀÔÇÒ ¼ö ÀÖ´Â ÀÛÀº Å©±â
°·ÂÇÑ Áö¿ø LWIP ÇÁ·ÎÅäÄÝ, freertos
¼¼ °¡Áö ¸ðµå Áö¿ø: AP, STA, AP + STA °øÁ¸ ¸ðµå
Lua ÇÁ·Î±×·¡¹ÖÀ¸·Îº¸´Ù ½±°Ô °³¹ßÇÒ ¼ö ÀÖ½À´Ï´Ù.
ESP-WROOM-32 ¹ü¿ë WiFi BT-BLE MCU ¸ðµâÀÌ¸ç °·ÂÇÏ°í ´ÙÀç´Ù´ÉÇÕ´Ï´Ù.
ÀÌ ¸ðµâÀº È®Àå °¡´ÉÇÑ ÀûÀÀÇü ±â´ÉÀ» °®Ãá ÇÙ½É ESP32 ĨÀÔ´Ï´Ù. µÎ °³ÀÇ CPU Äھ °³º°ÀûÀ¸·Î Á¦¾îÇϰųª Àü¿øÀ» ÄÓ ¼ö ÀÖ½À´Ï´Ù. Ŭ·° ÁÖÆļö´Â 80 MHz¿¡¼ 240 MHz·Î Á¶Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. »ç¿ëÀÚ´Â CPU Àü¿øÀ» Â÷´ÜÇÏ°í ÀúÀü·Â º¸Á¶ ÇÁ·Î¼¼¼¸¦ »ç¿ëÇÏ¿© ÁÖº¯ ÀåÄ¡ÀÇ »óŸ¦ Áö¼ÓÀûÀ¸·Î ¸ð´ÏÅ͸µÇϰųª ƯÁ¤ ¾Æ³¯·Î±× °ªÀÌ ÀÓ°è °ªÀ» ÃÊ°úÇÏ´ÂÁö ¿©ºÎ¸¦ Áö¼ÓÀûÀ¸·Î ¸ð´ÏÅ͸µ ÇÒ ¼ö ÀÖ½À´Ï´Ù. ESP32 ´Â ¶ÇÇÑ ¿ë·® ¼º ÅÍÄ¡ ¼¾¼, Ȧ ¼¾¼, Àú¼ÒÀ½ °¨Áö ÁõÆø±â, SD Ä«µå ÀÎÅÍÆäÀ̽º, ÀÌ´õ³Ý ÀÎÅÍÆäÀ̽º, °í¼Ó SDIO / SPI, UART, i2S ¿Í I2C.
ÀÌ ESP-WROOM-32 ±âÁ¸ÀÇ Bluetooth, Bluetooth Low Energy ¹× Wi-Fi¸¦ ±¤¹üÀ§ÇÑ ¿ëµµ·Î ÅëÇÕÇÕ´Ï´Ù. Wi-Fi´Â ±¤¹üÀ§ÇÑ Åë½Å ¿¬°á°ú ¶ó¿ìÅ͸¦ ÅëÇÑ ÀÎÅÍ³Ý Á÷Á¢ ¿¬°áÀ» Áö¿øÇÕ´Ï´Ù. ºí·çÅõ½º¸¦ ÅëÇØ »ç¿ëÀÚ´Â Àüȸ¦ ¿¬°áÇϰųª ½ÅÈ£ °¨Áö¸¦ À§ÇØ BLE ºñÄÜÀ» ºê·Îµå ij½ºÆ® ÇÒ ¼ö ÀÖ½À´Ï´Ù. ESP32 Ĩ ¼ö¸é Àü·ù´Â 5 A ¹Ì¸¸À̹ǷΠ¹èÅ͸®·Î ÀÛµ¿ÇÏ´Â ¿þ¾î·¯ºí ÀüÀÚ ÀåÄ¡¿¡ ÀûÇÕÇÕ´Ï´Ù. ÀÌ ESP-WROOM-32 ÃÖ´ë 150 Mbps µ¥ÀÌÅÍ ¼Óµµ¸¦ Áö¿øÇϸç ÃÖ´ë ¹üÀ§ ¹«¼± Åë½ÅÀ» À§ÇØ Àü·Â ÁõÆø±â¸¦ ÅëÇØ ÃÖ´ë 22 dBm Ãâ·Â Àü·ÂÀ» Á¦°øÇÕ´Ï´Ù. °á°úÀûÀ¸·ÎÀÌ Ä¨Àº ¾÷°è ÃÖ°íÀÇ »ç¾çÀ» º¸À¯ÇÏ°í ÀÖÀ¸¸ç ³ôÀº ¼öÁØÀÇ ÅëÇÕ, ¹«¼± Àü¼Û °Å¸®, Àü·Â ¼Òºñ ¹× ³×Æ®¿öÅ© ¿¬°á Ãø¸é¿¡¼ ÃÖ°íÀÇ ¼º´ÉÀ» Á¦°øÇÕ´Ï´Ù.
ESP32 ÀÇ ¿î¿µ üÁ¦´Â ¹«·áÀÔ´Ï´Ù. LWIP°¡ÀÖ´Â RTOS ¹× Çϵå¿þ¾î °¡¼Ó ±â´ÉÀÌ ³»Àå µÈ TLS 1.2. ÀÌ Ä¨Àº ¶ÇÇÑ OTA ¾ÏÈ£È ¾÷±×·¹À̵带 Áö¿øÇϹǷΠ°³¹ßÀÚ´Â Á¦Ç° Ãâ½Ã ÈÄ¿¡µµ °è¼Ó ¾÷±×·¹À̵å ÇÒ ¼ö ÀÖ½À´Ï´Ù.
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¼Ò°³:
ESP32 ´Â ÀÌ¹Ì ¾ÈÅ׳ª¿Í RF balun, Àü·Â ÁõÆø±â, Àú¼ÒÀ½ ÁõÆø±â, ÇÊÅÍ, ¹× Àü¿ø °ü¸® ¸ðµâ. Àüü ¼Ö·ç¼ÇÀº Àμâ ȸ·Î ±âÆÇ ¸éÀûÀ» °¡Àå Àû°Ô Â÷ÁöÇÕ´Ï´Ù. ÀÌ º¸µå´Â TSMC 40nm ÀúÀü·Â ±â¼ú¿¡ ÀÇÇØ 2.4 GHz µà¾ó ¸ðµå Wi-Fi ¹× ºí·çÅõ½º Ĩ°ú ÇÔ²² »ç¿ëµÇ¸ç, Àü·Â ¹× RF ¼Ó¼ºÀ¸·Î, ¾ÈÀüÇÏ°í ½Å·ÚÇÒ ¼ö ÀÖÀ¸¸ç ´Ù¾çÇÑ ÀÀ¿ëÇÁ·Î±×·¥¿¡ È®Àå °¡´ÉÇÕ´Ï´Ù.
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°í¼º´É-°¡°Ý ºñÀ² ÀÛÀº º¼·ý, ´Ù¸¥ Á¦Ç°¿¡ ½±°Ô ³»Àå LWIP ÇÁ·ÎÅäÄÝÀ» Áö¿øÇÏ´Â °·ÂÇÑ ±â´É, Freertos AP, STA ¹× AP + STAÀÇ ¼¼ °¡Áö ¸ðµå Áö¿ø ½±°Ô °³¹ßÇÒ ¼öÀÖ´Â Lua ÇÁ·Î±×·¥ Áö¿ø
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