kopia lustrzana https://github.com/sh123/esp32_loraprs
Updated First steps into APRS over LoRa (markdown)
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@ -21,7 +21,7 @@ LoRa modules support various SF (spreading factors) and various bandwidths, tabl
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- 868/915MHz: ranging from 293 bps (SF12, -137 dbm) up to 9375 bps (SF6, -118 dBm) for legal 868 Mhz 125kHz channel
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- 2400Mhz: up to 2 Mbps, up to 27 dBm
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![](https://github.com/sh123/esp32_loraprs/blob/master/images/bandwidth_vs_sf.jpg)
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![](https://github.com/sh123/esp32_loraprs/blob/master/extras/images/bandwidth_vs_sf.jpg)
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# ESP32 KISS bluetooth modem
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Test modem was constructed based on ESP32-WROOM dev board and custom made Ra-02 SX1278 shield. 3.3V/GND was provided from the ESP32. For data pinouts next connectivity was used from LoRa to ESP32, SS/RST/DIO0 could be overriden in software:
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@ -32,7 +32,7 @@ Test modem was constructed based on ESP32-WROOM dev board and custom made Ra-02
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- MISO: GPIO_19/VSPI_MISO
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- SCK: GPIO_18/VSPI_SCK
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![](https://github.com/sh123/esp32_loraprs/blob/master/images/pinouts.png)
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![](https://github.com/sh123/esp32_loraprs/blob/master/extras/images/pinouts.png)
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# Software setup for client terminal modem or iGate
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Open esp32_loraprs.ino and modify config based on instructions from README.md
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