From 407da0a4ba357769b3b27caf4f360ed6cb134837 Mon Sep 17 00:00:00 2001 From: sh123 Date: Fri, 26 Apr 2019 14:21:44 +0300 Subject: [PATCH] Update README.md --- README.md | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/README.md b/README.md index a443a8e..b5ca92a 100644 --- a/README.md +++ b/README.md @@ -16,14 +16,15 @@ Can be used in two modes: - for server mode fill LORAPRS_WIFI_SSID and LORAPRS_WIFI_KEY with your WiFI AP data - for server mode fill LORAPRS_LOGIN and LORAPRS_PASS with APRS-IS login callsign and pass - change LORAPRS_FREQ if you are planning to use different frequency, currently it is set to **432.500MHz**, which is 70cm band APRS frequency in IARU-1 region, see http://info.aprs.net/index.php?title=Frequencies -- if you are planning to use different esp32 pinouts for lora and/or different LoRA spread factor / bandwidth then modify loraprs.h +- if you are planning to use different esp32 pinouts then modify loraprs.h - lora module CfgPinSs, pin 5 - lora module CfgPinRst, pin 26 - lora module CfgPinDio0, pin 14 +- if you are planning to experiment with different bandwidths/spread factors then modify loraprs.h - lora bandwidth CfgBw, 20 kHz (to fit into standard 25 kHz channel) - - lora spread factor CfgSpread, 11 (down to -17.5dB) + - lora spread factor CfgSpread, 11 (should decode down to -17.5dB) - lora coding rate CfgCodingRate, 7 - - lora output power CfgPower, 20 (set to maximum 20 dBm ~ 100mW, change to lower value if needed) + - lora output power CfgPower, 20 (max 20 dBm ~ 100mW, change to lower value if needed) - use 80 MHz ESP32 frequency in Arduino, it will prolong battery life when operating portable, higher CPU speed is not required, there are no CPU intensive operations # Test Results