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Ŭ¸¯ÇØ ÁÖ¼¼¿ä Seeed IIoT Á¦Ç° ¹× ¼ºñ½º¿¡ ´ëÇÑ Ãß°¡ Á¤º¸°¡ ÇÊ¿äÇÑ °æ¿ì ´ç»ç¿¡ ¹®ÀÇÇϽʽÿÀ. ´ç»çÀÇ Á¦Ç°°ú ¼ºñ½º·Î ºñÁî´Ï½º¸¦ È®ÀåÇÏ°í È®ÀåÇÒ ¼ö ÀÖ°Ô µÇ¾î ¸Å¿ì ±â»Þ´Ï´Ù.
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Lora-E5 STM32WLE5JC ¿¡¼ Àüü GPIO°¡ ³ª¿Ô½À´Ï´Ù.
±Û·Î¹ú LoRaWAN® ¹× LoRa ÁÖÆļö °èȹ Áö¿ø
Àå°Å¸® Àü¼Û ¹üÀ§´Â 10km (°³¹æ Áö¿ª¿¡¼ ÀÌ»óÀûÀÎ °ª)
¼ÒÇü ¹× ¼ÒÇü »çÀÌÁî·Î ½Å¼ÓÇÑ Å×½ºÆ® ¹× ¼ÒÇü ÇÁ·ÎÅäŸÀÔ Á¦ÀÛ¿¡ ÀûÇÕ
º¸µåÀÇ Æí¸®ÇÑ RESET ¹× ºÎÆà ¹öÆ°
LoRa-E5 mini´Â ¼ÒÇü ÇÁ·ÎÅäŸÀÌÇÎÀÇ ½Å¼ÓÇÑ Å×½ºÆ® ¹× ±¸Ãà¿¡ ÀûÇÕÇÑ ¼ÒÇü °³¹ß º¸µå·Î, Àå°Å¸® Àü¼Û ¹üÀ§¸¦ °®Ãá ÀÌ»óÀûÀÎ LoRaWAN ¹«¼± IoT ÀåÄ¡¸¦ ¼³°èÇÒ ¼ö ÀÖµµ·Ï Áö¿øÇÕ´Ï´Ù.
LoRa-E5 mini´Â
¼¼°è ÃÖÃÊÀÇ LoRa RF ¹× MCU Ĩ ÄÞº¸¸¦ ÇϳªÀÇ ÀÛÀº ĨÀ¸·Î Á¦°øÇϸç FCC ¹× CE ÀÎÁõÀ» ¹Þ¾Ò½À´Ï´Ù. ARM Cortex-M4 ÄÚ¾î ¹× Semtech SX126X LoRa ĨÀ¸·Î ±¸µ¿µÇ¸ç Àü ¼¼°è ÁÖÆļö ¹× (G)FSK, BPSK, (G)MSK ¹× LoRa º¯Á¶¿¡ ´ëÇÑ LoRaWAN ÇÁ·ÎÅäÄÝÀ» Áö¿øÇÕ´Ï´Ù. (¿¡ ´ëÇØ ÀÚ¼¼È÷ ¾Ë¾Æº¸±â
)
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LoRa-E5 mini´Â UART, ADC, SPI, IIC µîÀ» Æ÷ÇÔÇÑ LoRa-E5 ¸ðµç GPIO¸¦ ¸®µåÇÕ´Ï´Ù. RESET ¹× ºÎÆà ¹öÆ°ÀÌ Æ÷ÇԵǾî ÀÖÀ¸¸ç »ç¿ëÇϱ⠽±½À´Ï´Ù. LoRaWAN ÇÁ·ÎÅäÄÝÀ» Áö¿øÇÏ´Â LoRa-E5 mini´Â ÃÊÀå°Å¸® º¯¼Ó±â¿Í ÃÊÀúÀü·Â ¼Òºñ¸¦ Ư¡À¸·Î Çϸç, ÃÖ´ë 10 km ÀÇ Àü¼Û ¹üÀ§¸¦ ´Þ¼ºÇÒ ¼ö ÀÖÀ¸¸ç, º¸µå¿¡ LoRa-E5 ¸ðµâÀÇ ÀýÀü Àü·ù´Â 2.1 uA(WOR ¸ðµå) ¸¸Å ³·½À´Ï´Ù. »ê¾÷ Ç¥ÁØ-40 ¡É ~ 85 ¡ÉÀÇ ³ÐÀº ÀÛ¾÷ ¿Âµµ,-116.5dBm ~ -136 dBm »çÀÌÀÇ °í°¨µµ, 3.3 V¿¡¼ ÃÖ´ë + 20.8 dBmÀÇ Àü·ÂÀ» Ãâ·ÂÇÕ´Ï´Ù.
LoRa-E5 mini ÀÌ¿Ü¿¡, ¿ì¸®´Â ¶ÇÇÑ LoRa-E5 ¸ðµâÀÇ ´õ °·ÂÇÑ ¼º´ÉÀ» Àá±ÝÀ» ÇØÁ¦Çϱâ À§ÇØ ´õ º¹ÀâÇÑ ÀÎÅÍÆäÀ̽º¿Í ±â´ÉÀ» Æ÷ÇÔÇÏ´Â LoRa-E5 °³¹ß À§¿øȸ¸¦ Æ÷ÇÔÇÑ ´Ù¸¥ ¼±ÅÃÀ» Á¦°øÇÕ´Ï´Ù. ±¤¹üÀ§ÇÑ ¾×¼¼½º ÇÁ·ÎÅäÄÝ°ú dzºÎÇÑ À¯ÇüÀÇ ÀÎÅÍÆäÀ̽º¸¦ Á¦°øÇÕ´Ï´Ù. µû¶ó¼ RS-485, Grove ÀÎÅÍÆäÀ̽º ¹× dzºÎÇÑ GPIO¸¦ »ç¿ëÇÏ¿© ¸ðµâÀ» ½Å¼ÓÇÏ°Ô Å×½ºÆ®ÇÏ°í ÇÁ·ÎÅäŸÀÔÈÇÒ ¼ö ÀÖ½À´Ï´Ù. (¿¡ ´ëÇØ ÀÚ¼¼È÷ ¾Ë¾Æº¸±â
)
LoRa-E5 MCU°¡ÀÖ´Â LoRaWAN ĨÀ̱⠶§¹®¿¡ LoRa-E5 mini¸¦ È°¿ëÇÏ´Â ¼¼ °¡Áö ÁÖ¿ä ¹æ¹ýÀÌ ÀÖ½À´Ï´Ù:
1. LoRa-E5 mini¸¦ PC¿¡ ¿¬°áÇÏ°í AT ¸í·ÉÀ¸·Î Á¦¾î
º¸µå¿¡ ³»Àå µÈ USB to UART ±â´ÉÀÌ ÀÖ½À´Ï´Ù. USB ŸÀÔ C ÄÉÀ̺íÀ» »ç¿ëÇÏ¿© LoRa-E5 mini¸¦ PC¿¡ ¿¬°áÇÒ ¼ö ÀÖ½À´Ï´Ù. Á÷·Ä Åë½Å ¼ÒÇÁÆ®¿þ¾î¸¦ »ç¿ëÇÏ¿© AT ¸í·ÉÀ» º¸³»°í º¸µå¿¡¼ µ¥ÀÌÅ͸¦ ÀнÀ´Ï´Ù.
2. LoRa-E5 mini¸¦ UART¸¦ ÅëÇØ ´Ù¸¥ ¸ÞÀÎ º¸µå¿¡ ¿¬°áÇÏ°í AT ¸í·ÉÀ¸·Î Á¦¾î
¿¹¸¦ µé¾î, LoRa-E5 mini¸¦ Seeeduino XIAO ¹× UART¸¦ ÅëÇØ È®Àå º¸µå¿¡ ¿¬°áÇÏ°í AT ¸í·ÉÀ» º¸³»°í Arduino IDE Á÷·Ä ¸ð´ÏÅ͸¦ ÅëÇØ Seeeduino XIAOÀÇ µ¥ÀÌÅ͸¦ ÀнÀ´Ï´Ù.
3. SDK¸¦ »ç¿ëÇÑ »ç¿ëÀÚ ¾ÖÇø®ÄÉÀÌ¼Ç °³¹ß
STMicroelectronectronces¿¡¼ °ø½ÄÀûÀ¸·Î Á¦°øÇÏ´Â SDK ÀÎ STM32Cube ÇÁ·Î±×·¡¸Ó¸¦ »ç¿ëÇÏ¿© MCU ±â´ÉÀÌÀÖ´Â ÀÚ½ÅÀÇ LoRa °³¹ß º¸µå¸¦ °³¹ßÇϽʽÿÀ. ÀÌ SDK ¸®¼Ò½º¸¦ ´Ù¿î·ÎµåÇÏ·Á¸é ¾Æ·¡ÀÇ ÇнÀ ¹× ¹®¼ ¾Æ·¡¿¡¼ ¸®¼Ò½º¸¦ ãÀ¸½Ê½Ã¿À.
À§¿¡ ³ª¿µÈ ¸ðµç ¶Ù¾î³ ±â´ÉÀ» °®Ãá LoRa-E5 mini´Â IoT ÀåÄ¡ °³¹ß, Å×½ºÆ®, ÇÁ·ÎÅä ŸÀÌÇÎ ¹× Àå°Å¸® ÀÀ¿ë ÇÁ·Î±×·¥¿¡ Ź¿ùÇÑ ¼±ÅÃÀÌ µÉ °ÍÀÔ´Ï´Ù. ½º¸¶Æ® ³ó¾÷, ½º¸¶Æ® ¿ÀÇǽº ¹× ½º¸¶Æ® »ê¾÷°ú °°Àº ÃÊÀúÀü·Â ¼Òºñ IoT ½Ã³ª¸®¿À.
Àͼ÷ÇÏÁö ¾ÊÀº °æ¿ì LoRa ¹× LoRaWAN ±â¼ú, pÀÌ ºí·Î±×¸¦ ÀÓ´ëÇϽʽÿÀ ÀÚ¼¼È÷.
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ÀÀ¿ë ÇÁ·Î±×·¥
LoRa-E5 ¸ðµâ ½¬¿î Å×½ºÆ®
LoRa-E5 ÀåÂøµÈ LoRa ÀåÄ¡ÀÇ ½Å¼ÓÇÑ ¼ÒÂ÷¿ø ÇÁ·ÎÅäŸÀÌÇÎ
ÀÓÀÇÀÇ Àå°Å¸® ¹«¼± Åë½Å ¾ÖÇø®ÄÉÀÌ¼Ç °³¹ß
LoRa ¹× LoRaWAN ÀÀ¿ë ÇÁ·Î±×·¥ ÇнÀ ¹× ¿¬±¸
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ÀÀ¿ë ÇÁ·Î±×·¥ Âü°í »çÇ×
LoRa-E5 »ç¿ëÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº, ¹æ¹®ÇϽñ⠹ٶø´Ï´Ù.
1. °øÀå ÀÖÀ½ Æß¿þ¾î
LoRa-E5 ½Ã¸®Áî¿¡´Â LoRaWAN Ŭ·¡½º A/B/C ÇÁ·ÎÅäÄÝ°ú ±¤¹üÀ§ÇÑ ÁÖÆļö °èȹ (EU868/US915/AU915/AS923/KR920/IN865) À» Áö¿øÇÏ´Â AT ¸í·É Æß¿þ¾î°¡ ³»ÀåµÇ¾î ÀÖ½À´Ï´Ù. ÀÌ AT ¸í·É Æß¿þ¾î¸¦ »ç¿ëÇϸé ÇÁ·ÎÅä ŸÀÔ ¶Ç´Â ÀÀ¿ë ÇÁ·Î±×·¥À» ½±°í ºü¸£°Ô ¸¸µé ¼ö ÀÖ½À´Ï´Ù.
AT ¸í·É Æß¿þ¾î¿¡´Â DFU ¹× AT ÀÀ¿ë ÇÁ·Î±×·¥¿ë ºÎÆ® ·Î´õ°¡ Æ÷ÇԵǾî ÀÖ½À´Ï´Ù. "PB13/SPI_SCK/BOOT" ÇÉÀº ºÎÆ® ·Î´õ¿¡ ¸Ó¹°°Å³ª AT ÀÀ¿ë ÇÁ·Î±×·¥À¸·Î Á¡ÇÁÇÏ´Â LoRa-E5 Á¦¾îÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù. PB13 ÀÌ HIGH ÀÎ °æ¿ì ¸ðµâÀº ¸®¼Â ÈÄ AT ¾ÖÇø®ÄÉÀ̼ÇÀ¸·Î À̵¿ÇÏ¸ç ±âº» Àü¼Û ¼Óµµ´Â 9600 ÀÔ´Ï´Ù. PB13 ÀÌ ³·À¸¸é (Dev Board ¶Ç´Â LoRa-E5 mini¿¡¼ "ºÎÆÃ" ¹öÆ°À» LoRa-E5) ¸ðµâÀÌ ºÎÆ® ·Î´õ¿¡ ³²¾Æ ÀÖ½À´Ï´Ù. Baud rate 115200 1S ¸¶´Ù "C" ¹®ÀÚ¸¦ °è¼Ó Àü¼ÛÇÕ´Ï´Ù.
ÁÖÀÇ
1. °øÀå ÀÖÀ½ Æß¿þ¾î´Â RDP (Àб⠺¸È£) ·¹º§ 1 ·Î ÇÁ·Î±×·¡¹ÖµÇ¾î ÀÖÀ¸¹Ç·Î °³¹ßÀÚ´Â ¸ÕÀú STM32Cube ÇÁ·Î±×·¡¸Ó·Î RDP¸¦ Á¦°ÅÇؾßÇÕ´Ï´Ù. RDP¸¦ ·¹º§ 0 À¸·Î ȸ±ÍÇϸé Ç÷¡½Ã ¸Þ¸ð¸® Áú·®ÀÌ Áö¿öÁö°í Factory AT Æß¿þ¾î¸¦ ´Ù½Ã º¹¿øÇÒ ¼ö ¾ø½À´Ï´Ù.
2. LoRa-E5 ¸ðµâÀÇ "PB13/SPI_SCK/BOOT" ÇÉÀº MCUÀÇ "BOOT0" ÇÉÀÌ ¾Æ´Ñ ÀÏ¹Ý GPIOÀÔ´Ï´Ù. ÀÌ "PB13/SPI_SCK/BOOT" ÇÉÀº ÆÑÅ丮 AT Æß¿þ¾îÀÇ ºÎÆ® ·Î´õ¿¡¼ APP·Î Á¡ÇÁÇϰųª ºÎÆ® ·Î´õ¿¡ ¸Ó¹°±â·Î °áÁ¤ÇÕ´Ï´Ù (DFU ¿ë). ½ÇÁ¦ "BOOT0" ÇÉÀº ¸ðµâ¿¡ °íÁ¤µÇÁö ¾ÊÀ¸¹Ç·Î °³¹ßÀÚ´Â ÀúÀü·Â ÀÀ¿ë ÇÁ·Î±×·¥À» °³¹ßÇÒ ¶§ Á¶½ÉÇؾßÇÕ´Ï´Ù.
2. ½Ã°è ±¸¼º
2.1 HSE
2.2 LSE
3. RF ½ºÀ§Ä¡
LoRa-E5 ¸ðµâÀº RFO_HP ¸¦ ÅëÇؼ¸¸ Àü¼ÛÇÕ´Ï´Ù:
»ç¾ç
¸Å°³ º¯¼ö |
»ç¾ç |
Å©±â |
50*23mm |
Àü¾Ð °ø±Þ |
3.7V - 5V |
Àü·Â Ãâ·Â |
3.3 V¿¡¼ ÃÖ´ë + 20.8 dBm |
ÀÛ¾÷ ÁÖÆļö |
868/915MHz |
ÇÁ·ÎÅäÄÝ |
·Î¶ó¿Ï |
°¨µµ |
-116.5 dBm ~ -136 dBm |
ÀÎÅÍÆäÀ̽º |
USB ŸÀÔ C / 2P-2.54mm Ȧ/1*12P-2.54mm Çì´õ * 2 / SMA-K / IPEX |
º¯Á¶ |
LoRa, (G)FSK, (G)MSK, BPSK |
ÀÛ¾÷ ¿Âµµ |
-40¡É ~ 85¡É |
ÇöÀç |
LoRa-E5 ¸ðµâ ÀýÀü Àü·ù°¡ 2.1uA (WOR ¸ðµå) ·Î ³·À½ |
ºÎÇ° ¸ñ·Ï: |
LoRa-E5 ¹Ì´Ï * 1 |
¾ÈÅ׳ª (EU868/US915) * 1 |
USB Type C (20cm) * 1 |
½ºÆ¼Ä¿ * 1 |
1X12pin ¼öÄÆ ÇÉ Çì´õ * 2 |
Â÷¿ø
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