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Ä£¾ÖÇϴ ģ±¸, ´ç½ÅÀÌ ¸Å¿ì °ü½ÉÀÌ ÀÖ´Ù¸é, ´ç½ÅÀº ´ë·®À» ÁÖ¹®ÇÏ°í, À̸ÞÀÏ·Î Àú¿¡°Ô ¿¬¶ôÇϰųª °¡°Ý¿¡ ´ëÇØ À̾߱âÇϽʽÿÀ!
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868/915MHz ¾ÈÅ׳ª´Â IPEX °ø¿ë¿µ¿ª°ú ¿¬°áÇÏ¿© ÀÖ¾î¾ß ÇÕ´Ï´Ù (¾ÈÅ׳ª°¡ ¿¬°áµÇÁö ¾Ê´Â °æ¿ì¿¡, LoRa ĨÀ» ¼Õ»óÇÒÁöµµ ¸ð¸¨´Ï´Ù)
¸®Æ¬ ¹èÅ͸® ÃæÀü ¹× ¹æÀü ȸ·Î, ¹èÅ͸®°¡ °¡µæ Â÷¸é ÆĶõ»ö led´Â ÀÛµ¿À» ÁßÁöÇÕ´Ï´Ù. »ç¿ëÇÒ ¶§ ¹èÅ͸®ÀÇ ±àÁ¤ÀûÀÌ°í À½¼º¿¡ÁÖÀǸ¦ ±â¿ïÀ̽ʽÿÀ. ±×·¸Áö ¾ÊÀ¸¸é ¼Õ»óµË´Ï´Ù!
IO Ç×±¸ ÅÍÄ¡½ºÅ©¸° Á¢ÃË ½ÅÈ£ ÀÔ·ÂÀ¸·Î, ´ç½ÅÀº ÀÌ ÇÉ¿¡ 100nF Ç®´Ù¿î ÃàÀü±â¸¦ Ãß°¡ÇÒ ÇÊ¿ä°¡ ÀÖ½À´Ï´Ù!
¿¹:
ÀÌ Á¦Ç°Àº ESP32 ¿ÍÀÌÆÄÀÌ Áõ°¡ OLED, Áï LoRa ¿ø°Ý ¸ðµ©, 868-915MHz ÁÖÆļö, ³ôÀº °¨µµ¸¦ ±â¹ÝÀ¸·Î SX1276 Ĩ over-148dBm, + 20dBm Ãâ·Â Àü·Â, ³ôÀº ½Å·Ú¼º, ±ä Àü¼Û °Å¸®.
¿Âº¸µå4Mt ¹ÙÀÌÆ® (32 Mt Á¶±Ý)¿ÍÀÌÆÄÀÌ ¾ÈÅ׳ª, 0.96 ÀÎÄ¡ ºí·ç oled µð½ºÇ÷¹ÀÌ, ¸®Æ¬ ¹èÅ͸® ÃæÀü ȸ·Î, CP2102 ÀÎÅÍÆäÀ̽º ¹× USB Á÷·Ä Ĩ, Arduino °³¹ß ȯ°æ¿¡ ´ëÇÑ ¿Ïº®ÇÑ Áö¿ø, ÇÁ·Î±×·¥ °Ë»ç¸¦ À§ÇØ »ç¿ëµÉ ¼ö ÀÖ°í Á¦Ç° °³¹ßÀº ¾ÆÁÖ ½±°í ºü¸¨´Ï´Ù.
ÀÛµ¿ Àü¾Ð: 3.3V ~ 7V
ÀÛµ¿ ¿Âµµ ¹üÀ§: -40 ° C ~ + 90 ° C
½º´ÏÆÛ ¼ÒÇÁÆ®¿þ¾î ÇÁ·ÎÅäÄÝ ºÐ¼®, ¿ª, SoftAP ¹× ¿ÍÀÌÆÄÀÌ Á÷Á¢ ¸ðµå¿¡ ´ëÇÑ Áö¿ø
µ¥ÀÌÅÍ ¿ä±Ý: 150 Mbps @ 11n HT40., 72 Mbps @ 11n HT20, 54 Mbps @ 11g, 11 Mbps @ 11b
Àü¼Û Àü·Â: 19.5 dBm @ 11b, 16.5 dBm @ 11g, 15.5 dBm @ 11n
-98 dbm±îÁö ¼ö½Å±â °¨µµ
UDP 135 mbpsÀÇ Ã³¸®·® Áö¼Ó![](https://ae01.alicdn.com/kf/Hb2f34172ac2b451a8c3e682932633148P.jpg)
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ÇÉ ´ÙÀ̾î±×·¥
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Å×½ºÆ® ÄÚµå
Https://github.com/Xinyuan-LilyGo/TTGO-LoRa-Series
Âü°í:ÀÌ Á¦Ç°Àº ¹èÅ͸®¸¦ Æ÷ÇÔÇÏÁö ¾Ê½À´Ï´Ù.
¿¹¸¦ µé¾î ÇÑ
(1) 868mhz / 915MhzOLED LoRaSender
# Æ÷ÇÔ <SPI.h>
# Æ÷ÇÔ <LoRa.h>
# Include <Wire.h>
# "SSD1306.h" Æ÷ÇÔ
# "Images. h" Æ÷ÇÔ
# Define SCK 5/GPIO5 - SX1278 \`s SCK
# Á¤ÀÇ MISO 19/GPIO19 - SX1278 \`s MISO
# Á¤ÀÇ MOSI 27/GPIO27 - SX1278 \`s MOSI
# Á¤ÀÇ SS 18 // GPIO18 - SX1278 \`s CS
# Á¤ÀÇ RST 14 // GPIO14 - SX1278 \ ÀÇ ¸®¼Â
# Define DI0 26/GPIO26 - SX1278 \`s IRQ (ÀÎÅÍ·´Æ® ¿äû)
# Define BAND 868E6/915E6
Unsigned int Ä«¿îÅÍ = 0;
SSD1306 µð½ºÇ÷¹ÀÌ (0x3c, 4, 15);
¹®ÀÚ¿ rssi = "RSSI -";
¹®ÀÚ¿ packSize = "-";
¹®ÀÚ¿ ÆÐŶ;
¹«È¿ ¼³Á¤ () {
PinMode (Ãâ·Â 16);
PinMode (Ãâ·Â 2);
DigitalWrite (16, ³·Àº); //¼³Á¤ GPIO16 ³·Àº Àç¼³Á¤ OLED
Áö¿¬ (50);
DigitalWrite (16, ³ôÀº); /oled´Â ½ÇÇàµÇ´Â µ¿¾È, gpio16´Â ³ô°Ô °¡¾ß ÇÕ´Ï´Ù
Serial.begin (9600);
µ¿¾È (! Á÷·Ä);
Serial.println ();
Serial.println (“LoRa º¸³½ »ç¶÷ ½ÃÇ衱);
SPI.begin (SCK, MISO, MOSI, SS);
LoRa.setPins (SS, RST, DI0);
°æ¿ì (! LoRa. ½ÃÀÛ (868)) {
Serial.println ("LoRa ½ÇÆÐ ½ÃÀÛ!");
µ¿¾È (1);
}
/LoRa. Onrecept (cbk);
/LoRa. ¼ö½Å ();
Serial.println ("init ok");
Àü½Ã. init ();
µð½ºÇ÷¹ÀÌ. flipScreenVertically ();
Display. setFont (ArialMT_Plain_10);
Áö¿¬ (1500);
}
¹«È¿ ·çÇÁ () {
Àü½Ã. ¸íÈ®ÇÑ ();
Display. setTextAlignment (TEXT_ALIGN_LEFT);
Display. setFont (ArialMT_Plain_10);
Àü½Ã. drawString (0, 0, "º¸³»´Â ÆÐŶ:");
µð½ºÇ÷¹ÀÌ. drawString (90, 0, ¹®ÀÚ¿ (Ä«¿îÅÍ));
Àü½Ã. Àü½Ã ();
// º¸³»±â ÆÐŶ
LoRa.beginPacket ();
LoRa. Àμâ ("¾È³çÇϼ¼¿ä");
LoRa. Àμâ (Ä«¿îÅÍ);
LoRa.endPacket ();
Ä«¿îÅÍ ++;
DigitalWrite (2, ³ôÀº); /led¸¦ ÄѽʽÿÀ (³ôÀºÀº Àü¾Ð ¼öÁØ)
Áö¿¬ (1000); /Àá±ñ Àá±ñ ¸¸¿ä
DigitalWrite (2, ³·Àº); //Àü¾ÐÀ» ³·°Ô ¸¸µé¾î¼ led¸¦ ²ô½Ê½Ã¿À
Áö¿¬ (1000); /Àá±ñ Àá±ñ ¸¸¿ä
}
(2) 868mhz / 915Mhz OLED LoRaSender
# Æ÷ÇÔ <SPI.h>
# Æ÷ÇÔ <LoRa.h>
# Include <Wire.h>
# "SSD1306.h" Æ÷ÇÔ
# "Images. h" Æ÷ÇÔ
# Define SCK 5/GPIO5 - SX1278 \`s SCK
# Á¤ÀÇ MISO 19/GPIO19 - SX1278 \`s MISO
# Á¤ÀÇ MOSI 27/GPIO27 - SX1278 \`s MOSI
# Á¤ÀÇ SS 18 // GPIO18 - SX1278 \`s CS
# Á¤ÀÇ RST 14 // GPIO14 - SX1278 \ ÀÇ ¸®¼Â
# Define DI0 26/GPIO26 - SX1278 \`s IRQ (ÀÎÅÍ·´Æ® ¿äû)
# Define BAND 868E6/915E6
SSD1306 µð½ºÇ÷¹ÀÌ (0x3c, 4, 15);
¹®ÀÚ¿ rssi = "RSSI -";
¹®ÀÚ¿ packSize = "-";
¹®ÀÚ¿ ÆÐŶ;
Void loraData () {
Àü½Ã. ¸íÈ®ÇÑ ();
Display. setTextAlignment (TEXT_ALIGN_LEFT);
Display. setFont (ArialMT_Plain_10);
Àü½Ã. drawString (0, 15, "¹ÞÀº" + packSize + "¹ÙÀÌÆ®");
µð½ºÇ÷¹ÀÌ. drawStringMaxWidth (0, 26, 128, ÆÐŶ);
Àü½Ã. drawString (0, 0, rssi);
Àü½Ã. Àü½Ã ();
}
Void cbk (int packetSize) {
ÆÐŶ = "";
PackSize = ¹®ÀÚ¿ (packetSize, DEC);
(Int i = 0; i <packetSize; i + +) {packet + = (char) LoRa.read (); }
Rssi = "RSSI" + ¹®ÀÚ¿ (LoRa.packetRssi (), DEC);
LoraData ()
}
¹«È¿ ¼³Á¤ () {
PinMode (Ãâ·Â 16);
DigitalWrite (16, ³·Àº); //¼³Á¤ GPIO16 ³·Àº Àç¼³Á¤ OLED
Áö¿¬ (50);
DigitalWrite (16, ³ôÀº); /oled´Â ½ÇÇàµÇ´Â µ¿¾È, gpio16´Â ³ô°Ô °¡¾ß ÇÕ´Ï´Ù,
Serial.begin (9600);
µ¿¾È (! Á÷·Ä);
Serial.println ();
Serial.println (“LoRa ¼ö½Å±â Callback¡±);
SPI.begin (SCK, MISO, MOSI, SS);
LoRa.setPins (SS, RST, DI0);
°æ¿ì (! LoRa.begin (868E6)) {
Serial.println ("LoRa ½ÇÆÐ ½ÃÀÛ!");
µ¿¾È (1);
}
/LoRa. Onrecept (cbk);
LoRa. ¼ö½Å ();
Serial.println ("init ok");
Àü½Ã. init ();
µð½ºÇ÷¹ÀÌ. flipScreenVertically ();
Display. setFont (ArialMT_Plain_10);
Áö¿¬ (1500);
}
¹«È¿ ·çÇÁ () {
Int packetSize = LoRa.parsePacket ();
If (packetSize) {cbk (packetSize); }
Áö¿¬ (10);
}
Âü°í:ÀÌ Á¦Ç°Àº ¹èÅ͸®¸¦ Æ÷ÇÔÇÏÁö ¾Ê½À´Ï´Ù.
¹è¼Û ¸ñ·Ï:
ESP32 OLED * 2
¶óÀÎ * 2
ÇÉ * 4
868/915m º½ ¾ÈÅ׳ª * 2
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