From 94655a6999731f3d76ce21b7ad76568b9657e6ea Mon Sep 17 00:00:00 2001 From: "Matthias P. Braendli" Date: Fri, 19 May 2023 15:06:43 +0200 Subject: Add text message --- tracker-stm32/src/compression.cpp | 97 ++++++++++++ tracker-stm32/src/compression.h | 9 ++ tracker-stm32/src/main.cpp | 323 ++++++++++++++++++++++++++++++++++++++ tracker-stm32/src/main.ino | 317 ------------------------------------- 4 files changed, 429 insertions(+), 317 deletions(-) create mode 100644 tracker-stm32/src/compression.cpp create mode 100644 tracker-stm32/src/compression.h create mode 100644 tracker-stm32/src/main.cpp delete mode 100644 tracker-stm32/src/main.ino (limited to 'tracker-stm32/src') diff --git a/tracker-stm32/src/compression.cpp b/tracker-stm32/src/compression.cpp new file mode 100644 index 0000000..9b108fd --- /dev/null +++ b/tracker-stm32/src/compression.cpp @@ -0,0 +1,97 @@ +#include "compression.h" + +using math::wide_integer::uint512_t; + +uint512_t decodeBase(int b, const char *str); + +const char* digits = " 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-./?@"; + +// This function is from aprs434.github.io, +// MIT License, Copyright (c) 2022 Serge Y. Stroobandt, ON4AA +uint32_t encodeCallsign(const char *callsign) { + // Encode CCCC according to aprs434.github.io/code/codec.cpp + const int b = 37; + + uint32_t result; + uint32_t weight; + int i, j, k, ch; + + result = 0, weight = 1; + for (i = j = strlen(callsign); i > 0; i--) { // iterate over input string + ch = toupper(callsign[i-1]); + for (k = 0; k < strlen(digits); k++) { // lookup char index + if (digits[k] == ch) { + break; + } + } + if (k == strlen(digits)) // ignore if ch not found in digits + continue; + result = result + ((k) * weight); + weight = weight * b; + } + + return result; // result can be pow(42,51)! +} + +// This function is from ESP32 lora.tracker, +// MIT License, Copyright (c) 2020 Peter Buchegger +void ax25_base91enc(char *s, uint8_t n, uint32_t v) { + /* Creates a Base-91 representation of the value in v in the string + * pointed to by s, n-characters long. String length should be n+1. + */ + + for (s += n, *s = '\0'; n; n--) { + *(--s) = v % 91 + 33; + v /= 91; + } +} + +static void strrev(char s[]) +{ + int length = strlen(s) ; + int c, i, j; + + for (i = 0, j = length - 1; i < j; i++, j--) + { + c = s[i]; + s[i] = s[j]; + s[j] = c; + } +} + +inline void assert(bool cond) { + while (!cond) {} +} + +static uint8_t bytes[100]; + +uint512_t decodeBase(int b, const char* str) { // base b, str 64 bytes max '\0' terminated + + uint512_t result; + uint512_t weight; + int i, j, k, ch; + + assert(b <= strlen(digits)); + assert(b > 1); + + result = 0, weight = 1; + for (i = j = strlen(str); i > 0; i--) // iterate over input string + { + ch=toupper(str[i-1]); + for (k = 0; k < strlen(digits); k++) { //lookup char index + if (digits[k] == ch) { + break; + } + } + if (k == strlen(digits)) // ignore if ch not found in digits + continue; + result = result + ((k) * weight); + weight = weight * b; + } + + return result; // result can be pow(42,51)! +} + +uint512_t encodetttt(const char *s) { + return decodeBase(42, s); +} diff --git a/tracker-stm32/src/compression.h b/tracker-stm32/src/compression.h new file mode 100644 index 0000000..064369b --- /dev/null +++ b/tracker-stm32/src/compression.h @@ -0,0 +1,9 @@ +#pragma once +#include "uintwide_t.h" + +uint32_t encodeCallsign(const char *callsign); + +void ax25_base91enc(char *s, uint8_t n, uint32_t v); + +math::wide_integer::uint512_t encodetttt(const char *s); + diff --git a/tracker-stm32/src/main.cpp b/tracker-stm32/src/main.cpp new file mode 100644 index 0000000..1ae97e9 --- /dev/null +++ b/tracker-stm32/src/main.cpp @@ -0,0 +1,323 @@ +// Licence: MIT +#include +#include +#include +#include +#include +#include "compression.h" + +// Date Type Codes defined in aprs434.github.io +constexpr int DATA_TYPE_CODE_GEOLOCATION = 0; +constexpr int DATA_TYPE_CODE_STATUS_REPORT = 1; + +// TODO: read these settings from the SD Card +constexpr char CALLSIGN[] = "HB9EGM"; +constexpr int SSID = 12; +constexpr int PATH_CODE = 2; // metropolitan mobile +constexpr char SYMBOL_TABLE_IDENTIFIER = '/'; +constexpr char SYMBOL_CODE_BICYCLE = 'b'; +constexpr long REPORT_TX_INTERVAL = 15000; + +constexpr long TEXT_TX_INTERVAL = 47000; +constexpr char TEXT_REPORT[] = "mpb.li/git/lora-aprs-hb9egm"; // Max length=28 + +#if 0 +File myFile; +constexpr int SD_CS = 17; +#endif + +// SX1278 has the following connections: +// NSS pin: PD14 (Arduino 10) +// DIO0 pin: PF3 (Arduino 8) +// RESET pin: PF15 (Arduino 9) +RFM96 radio = new Module(10, 8, 9); +HardwareSerial SerialGNSS(PD6, PD5); +SFE_UBLOX_GNSS gnss; + +long lastGnssPoll = 0; +long lastPositionReport = 0; +long lastTextReport = 0; + +constexpr size_t MAX_REPORT_LEN = 32; +size_t report_len = 0; +uint8_t report[MAX_REPORT_LEN]; + +static char letterize(int x) { + return (char) x + 65; +} + +static char* get_mh(double lat, double lon, int size) { + static char locator[11]; + double LON_F[]={20,2.0,0.083333,0.008333,0.0003472083333333333}; + double LAT_F[]={10,1.0,0.0416665,0.004166,0.0001735833333333333}; + int i; + lon += 180; + lat += 90; + + if (size <= 0 || size > 10) size = 6; + size/=2; size*=2; + + for (i = 0; i < size/2; i++){ + if (i % 2 == 1) { + locator[i*2] = (char) (lon/LON_F[i] + '0'); + locator[i*2+1] = (char) (lat/LAT_F[i] + '0'); + } else { + locator[i*2] = letterize((int) (lon/LON_F[i])); + locator[i*2+1] = letterize((int) (lat/LAT_F[i])); + } + lon = fmod(lon, LON_F[i]); + lat = fmod(lat, LAT_F[i]); + } + locator[i*2]=0; + return locator; +} + +void setup() { + Serial.begin(9600); + pinMode(LED_BUILTIN, OUTPUT); + +#if 0 + pinMode(SD_CS, OUTPUT); + + if (!SD.begin(SD_CS)) { + Serial.println("SD init failed!"); + return; + } +#endif + + Wire.begin(); + + SerialGNSS.begin(9600); + if (!gnss.begin(SerialGNSS)) { + while (true) { + Serial.println(F("Check GNSS")); + delay(4000); + } + } + + //gnss.enableDebugging(); // Uncomment this line to enable helpful debug messages on Serial + + Serial.print(F("Version: ")); + byte versionHigh = gnss.getProtocolVersionHigh(); + Serial.print(versionHigh); + Serial.print("."); + byte versionLow = gnss.getProtocolVersionLow(); + Serial.println(versionLow); + + Serial.print(F("[RFM] Init ")); + int state = radio.begin(433.900); + if (state == RADIOLIB_ERR_NONE) { + Serial.println(F("success!")); + } else { + Serial.print(F("failed, code ")); + Serial.println(state); + while (true); + } + + if (radio.setBandwidth(125.0) == RADIOLIB_ERR_INVALID_BANDWIDTH) { + Serial.println(F("Selected bandwidth is invalid for this module!")); + while (true); + } + + if (radio.setSpreadingFactor(12) == RADIOLIB_ERR_INVALID_SPREADING_FACTOR) { + Serial.println(F("Selected spreading factor is invalid for this module!")); + while (true); + } + + if (radio.setCodingRate(5) == RADIOLIB_ERR_INVALID_CODING_RATE) { + Serial.println(F("Selected coding rate is invalid for this module!")); + while (true); + } + + // NOTE: value 0x34 is reserved for LoRaWAN networks and should not be used + if (radio.setSyncWord(0x14) != RADIOLIB_ERR_NONE) { + Serial.println(F("Unable to set sync word!")); + while (true); + } + + if (radio.setOutputPower(16) == RADIOLIB_ERR_INVALID_OUTPUT_POWER) { + Serial.println(F("Selected output power is invalid for this module!")); + while (true); + } + + if (radio.setPreambleLength(8) == RADIOLIB_ERR_INVALID_PREAMBLE_LENGTH) { + Serial.println(F("Selected preamble length is invalid for this module!")); + while (true); + } + + // radio.setRfSwitchPins(4, 5); +} + +static void handle_radio_error(int state) +{ + if (state == RADIOLIB_ERR_NONE) { + Serial.print(F(" RFM OK Datarate: ")); + Serial.print(radio.getDataRate()); + Serial.println(F(" bps")); + + } + else if (state == RADIOLIB_ERR_PACKET_TOO_LONG) { + Serial.println(F(" too long!")); + + } + else if (state == RADIOLIB_ERR_TX_TIMEOUT) { + Serial.println(F(" timeout!")); + + } + else { + Serial.print(F(" failed, code ")); + Serial.println(state); + } +} + +void loop() +{ + const auto now = millis(); + if (now - lastGnssPoll > 1000) { + lastGnssPoll = now; + + // longitude and latitude are in degrees*1e7 + const long latitude = gnss.getLatitude(); + Serial.print(F("Lat: ")); + Serial.print(latitude); + + const long longitude = gnss.getLongitude(); + Serial.print(F(" Long: ")); + Serial.print(longitude); + + char *locator = get_mh((double)latitude/1e7, (double)longitude/1e7, 10); + Serial.print(F(" Loc: ")); + Serial.print(locator); + + const long altitude = gnss.getAltitude(); + Serial.print(F(" Alt: ")); + Serial.print(altitude); + Serial.print(F(" (mm)")); + + const long speed = gnss.getGroundSpeed(); + Serial.print(F(" Speed: ")); + Serial.print(speed); + Serial.print(F(" (mm/s)")); + // 1m/s = 900/463 knots + const double speed_kn = speed / 1000.0 * 900.0 / 463.0; + + const long heading = gnss.getHeading(); + Serial.print(F(" Heading: ")); + Serial.print(heading); + Serial.print(F(" (degrees * 10^-5)")); + + const byte SIV = gnss.getSIV(); + Serial.print(F(" SIV: ")); + Serial.print(SIV); + + Serial.print(F(" TX in: ")); + Serial.print(REPORT_TX_INTERVAL - (now - lastPositionReport)); + + Serial.println(); + + if (now - lastPositionReport > REPORT_TX_INTERVAL) { + lastPositionReport = now; + + digitalWrite(LED_BUILTIN, HIGH); + + // Encode Compressed Geolocation Frame according to aprs434.github.io + const uint32_t callsign_EEEE = encodeCallsign(CALLSIGN); + + report_len = 0; + // Callsign encoded as CCCC + report[report_len++] = (callsign_EEEE >> 24) & 0xFF; + report[report_len++] = (callsign_EEEE >> 16) & 0xFF; + report[report_len++] = (callsign_EEEE >> 8) & 0xFF; + report[report_len++] = callsign_EEEE & 0xFF; + + // D SSID Path Code and Data Type Code + report[report_len++] = SSID * 16 + PATH_CODE * 4 + DATA_TYPE_CODE_GEOLOCATION; + + // / Symbol Table Identifier + report[report_len++] = SYMBOL_TABLE_IDENTIFIER; + + // XXXX Base91 Longitude + // YYYY Base91 Latitude + uint32_t aprs_lat = 900000000 - latitude; + aprs_lat = aprs_lat / 26 - aprs_lat / 2710 + aprs_lat / 15384615; + uint32_t aprs_lon = 900000000 + longitude / 2; + aprs_lon = aprs_lon / 26 - aprs_lon / 2710 + aprs_lon / 15384615; + + char tmp_base91[5]; + ax25_base91enc(tmp_base91, 4, aprs_lat); + for (int i=0; i<4; i++) { + report[report_len++] = tmp_base91[i]; + } + ax25_base91enc(tmp_base91, 4, aprs_lon); + for (int i=0; i<4; i++) { + report[report_len++] = tmp_base91[i]; + } + + // $ Symbol Code + report[report_len++] = SYMBOL_CODE_BICYCLE; + + // cs Course and Speed + ax25_base91enc(tmp_base91, 1, heading * 10000 / 4); + report[report_len++] = tmp_base91[0]; + + ax25_base91enc(tmp_base91, 1, (uint32_t)(log1p(speed_kn) / 0.07696)); + report[report_len++] = tmp_base91[0]; + + Serial.print(F("TX: ")); + // This is the old custom report I used before adopting aprs434.github.io, + // it is just callsign SPACE locator sent as ASCII + Serial.print(CALLSIGN); + Serial.print(F(" ")); + Serial.println(locator); + + // Debug print + Serial.println(F("Bytes: ")); + for (int i = 0; i < report_len; i++) { + Serial.print((uint32_t)report[i]); + } + Serial.println(F("")); + + int state = radio.transmit(report, report_len); + handle_radio_error(state); + + digitalWrite(LED_BUILTIN, LOW); + } + + if (now - lastTextReport > TEXT_TX_INTERVAL) { + lastTextReport = now; + digitalWrite(LED_BUILTIN, HIGH); + + // Encode Compressed Status Report Frame according to aprs434.github.io + const uint32_t callsign_EEEE = encodeCallsign(CALLSIGN); + + report_len = 0; + // Callsign encoded as CCCC + report[report_len++] = (callsign_EEEE >> 24) & 0xFF; + report[report_len++] = (callsign_EEEE >> 16) & 0xFF; + report[report_len++] = (callsign_EEEE >> 8) & 0xFF; + report[report_len++] = callsign_EEEE & 0xFF; + + // D SSID Path Code and Data Type Code + report[report_len++] = SSID * 16 + PATH_CODE * 4 + DATA_TYPE_CODE_STATUS_REPORT; + + // t(t...) text + const auto bignum = encodetttt(TEXT_REPORT); + for (int i = 0; i <= 512; i += 8) { + auto v = static_cast((bignum >> (512-i)) & 0xFF); + if (v) { + report[report_len++] = v; + } + } + + Serial.print(F("TX length ")); + Serial.print(report_len); + Serial.print(F(" bytes: ")); + Serial.println(TEXT_REPORT); + + int state = radio.transmit(report, report_len); + handle_radio_error(state); + + digitalWrite(LED_BUILTIN, LOW); + } + } +} diff --git a/tracker-stm32/src/main.ino b/tracker-stm32/src/main.ino deleted file mode 100644 index 6a98cf9..0000000 --- a/tracker-stm32/src/main.ino +++ /dev/null @@ -1,317 +0,0 @@ -// Licence: MIT -#include -#include -#include -#include -#include - -// TODO: read these settings from the SD Card -constexpr char CALLSIGN[] = "HB9EGM"; -constexpr int SSID = 12; -constexpr int DATE_TYPE_CODE = 0; // compressed geolocation -constexpr int PATH_CODE = 2; // metropolitan mobile -constexpr char SYMBOL_TABLE_IDENTIFIER = '/'; -constexpr char SYMBOL_CODE_BICYCLE = 'b'; -constexpr long TX_INTERVAL = 15000; - -#if 0 -File myFile; -constexpr int SD_CS = 17; -#endif - -// SX1278 has the following connections: -// NSS pin: PD14 (Arduino 10) -// DIO0 pin: PF3 (Arduino 8) -// RESET pin: PF15 (Arduino 9) -RFM96 radio = new Module(10, 8, 9); -HardwareSerial SerialGNSS(PD6, PD5); -SFE_UBLOX_GNSS gnss; - -long lastGnssPoll = 0; -long lastPositionReport = 0; - -constexpr size_t MAX_REPORT_LEN = 32; -size_t report_len = 0; -uint8_t report[MAX_REPORT_LEN]; - -const char* digits = " 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-./?@"; - -#define callsign_int_t uint32_t -// This function is from aprs434.github.io, -// MIT License, Copyright (c) 2022 Serge Y. Stroobandt, ON4AA -callsign_int_t encodeCallsign(const char *callsign) { - // Encode CCCC according to aprs434.github.io/code/codec.cpp - const int b = 37; - - callsign_int_t result; - callsign_int_t weight; - int i, j, k, ch; - - result = 0, weight = 1; - for (i = j = strlen(callsign); i > 0; i--) { // iterate over input string - ch = toupper(callsign[i-1]); - for (k = 0; k < strlen(digits); k++) { // lookup char index - if (digits[k] == ch) { - break; - } - } - if (k == strlen(digits)) // ignore if ch not found in digits - continue; - result = result + ((k) * weight); - weight = weight * b; - } - - return result; // result can be pow(42,51)! -} - -// This function is from ESP32 lora.tracker, -// MIT License, Copyright (c) 2020 Peter Buchegger -static void ax25_base91enc(char *s, uint8_t n, uint32_t v) { - /* Creates a Base-91 representation of the value in v in the string - * pointed to by s, n-characters long. String length should be n+1. - */ - - for (s += n, *s = '\0'; n; n--) { - *(--s) = v % 91 + 33; - v /= 91; - } -} - - -static char letterize(int x) { - return (char) x + 65; -} -static char* get_mh(double lat, double lon, int size) { - static char locator[11]; - double LON_F[]={20,2.0,0.083333,0.008333,0.0003472083333333333}; - double LAT_F[]={10,1.0,0.0416665,0.004166,0.0001735833333333333}; - int i; - lon += 180; - lat += 90; - - if (size <= 0 || size > 10) size = 6; - size/=2; size*=2; - - for (i = 0; i < size/2; i++){ - if (i % 2 == 1) { - locator[i*2] = (char) (lon/LON_F[i] + '0'); - locator[i*2+1] = (char) (lat/LAT_F[i] + '0'); - } else { - locator[i*2] = letterize((int) (lon/LON_F[i])); - locator[i*2+1] = letterize((int) (lat/LAT_F[i])); - } - lon = fmod(lon, LON_F[i]); - lat = fmod(lat, LAT_F[i]); - } - locator[i*2]=0; - return locator; -} - -void setup() { - Serial.begin(9600); - pinMode(LED_BUILTIN, OUTPUT); - -#if 0 - pinMode(SD_CS, OUTPUT); - - if (!SD.begin(SD_CS)) { - Serial.println("SD init failed!"); - return; - } -#endif - - Wire.begin(); - - SerialGNSS.begin(9600); - if (!gnss.begin(SerialGNSS)) { - while (true) { - Serial.println(F("Check GNSS")); - delay(4000); - } - } - - //gnss.enableDebugging(); // Uncomment this line to enable helpful debug messages on Serial - - Serial.print(F("Version: ")); - byte versionHigh = gnss.getProtocolVersionHigh(); - Serial.print(versionHigh); - Serial.print("."); - byte versionLow = gnss.getProtocolVersionLow(); - Serial.println(versionLow); - - Serial.print(F("[RFM] Init ")); - int state = radio.begin(433.900); - if (state == RADIOLIB_ERR_NONE) { - Serial.println(F("success!")); - } else { - Serial.print(F("failed, code ")); - Serial.println(state); - while (true); - } - - if (radio.setBandwidth(125.0) == RADIOLIB_ERR_INVALID_BANDWIDTH) { - Serial.println(F("Selected bandwidth is invalid for this module!")); - while (true); - } - - if (radio.setSpreadingFactor(12) == RADIOLIB_ERR_INVALID_SPREADING_FACTOR) { - Serial.println(F("Selected spreading factor is invalid for this module!")); - while (true); - } - - if (radio.setCodingRate(5) == RADIOLIB_ERR_INVALID_CODING_RATE) { - Serial.println(F("Selected coding rate is invalid for this module!")); - while (true); - } - - // NOTE: value 0x34 is reserved for LoRaWAN networks and should not be used - if (radio.setSyncWord(0x14) != RADIOLIB_ERR_NONE) { - Serial.println(F("Unable to set sync word!")); - while (true); - } - - if (radio.setOutputPower(16) == RADIOLIB_ERR_INVALID_OUTPUT_POWER) { - Serial.println(F("Selected output power is invalid for this module!")); - while (true); - } - - if (radio.setPreambleLength(8) == RADIOLIB_ERR_INVALID_PREAMBLE_LENGTH) { - Serial.println(F("Selected preamble length is invalid for this module!")); - while (true); - } - - // radio.setRfSwitchPins(4, 5); -} - -void loop() -{ - const auto now = millis(); - if (now - lastGnssPoll > 1000) { - lastGnssPoll = now; - - // longitude and latitude are in degrees*1e7 - const long latitude = gnss.getLatitude(); - Serial.print(F("Lat: ")); - Serial.print(latitude); - - const long longitude = gnss.getLongitude(); - Serial.print(F(" Long: ")); - Serial.print(longitude); - - char *locator = get_mh((double)latitude/1e7, (double)longitude/1e7, 10); - Serial.print(F(" Loc: ")); - Serial.print(locator); - - const long altitude = gnss.getAltitude(); - Serial.print(F(" Alt: ")); - Serial.print(altitude); - Serial.print(F(" (mm)")); - - const long speed = gnss.getGroundSpeed(); - Serial.print(F(" Speed: ")); - Serial.print(speed); - Serial.print(F(" (mm/s)")); - // 1m/s = 900/463 knots - const double speed_kn = speed / 1000.0 * 900.0 / 463.0; - - const long heading = gnss.getHeading(); - Serial.print(F(" Heading: ")); - Serial.print(heading); - Serial.print(F(" (degrees * 10^-5)")); - - const byte SIV = gnss.getSIV(); - Serial.print(F(" SIV: ")); - Serial.print(SIV); - - Serial.print(F(" TX in: ")); - Serial.print(TX_INTERVAL - (now - lastPositionReport)); - - Serial.println(); - - if (now - lastPositionReport > TX_INTERVAL) { - lastPositionReport = now; - - digitalWrite(LED_BUILTIN, HIGH); - - // Encode LoRa message according to aprs434.github.io - const uint32_t callsign_EEEE = encodeCallsign(CALLSIGN); - - report_len = 0; - // Callsign encoded as CCCC - report[report_len++] = (callsign_EEEE >> 24) & 0xFF; - report[report_len++] = (callsign_EEEE >> 16) & 0xFF; - report[report_len++] = (callsign_EEEE >> 8) & 0xFF; - report[report_len++] = callsign_EEEE & 0xFF; - - // D SSID Path Code and Data Type Code - report[report_len++] = SSID * 16 + PATH_CODE * 4 + DATE_TYPE_CODE; - - // / Symbol Table Identifier - report[report_len++] = SYMBOL_TABLE_IDENTIFIER; - - // XXXX Base91 Longitude - // YYYY Base91 Latitude - uint32_t aprs_lat = 900000000 - latitude; - aprs_lat = aprs_lat / 26 - aprs_lat / 2710 + aprs_lat / 15384615; - uint32_t aprs_lon = 900000000 + longitude / 2; - aprs_lon = aprs_lon / 26 - aprs_lon / 2710 + aprs_lon / 15384615; - - char tmp_base91[5]; - ax25_base91enc(tmp_base91, 4, aprs_lat); - for (int i=0; i<4; i++) { - report[report_len++] = tmp_base91[i]; - } - ax25_base91enc(tmp_base91, 4, aprs_lon); - for (int i=0; i<4; i++) { - report[report_len++] = tmp_base91[i]; - } - - // $ Symbol Code - report[report_len++] = SYMBOL_CODE_BICYCLE; - - // cs Course and Speed - ax25_base91enc(tmp_base91, 1, heading * 10000 / 4); - report[report_len++] = tmp_base91[0]; - - ax25_base91enc(tmp_base91, 1, (uint32_t)(log1p(speed_kn) / 0.07696)); - report[report_len++] = tmp_base91[0]; - - Serial.print(F("TX: ")); - // This is the old custom report I used before adopting aprs434.github.io, - // it is just callsign SPACE locator sent as ASCII - Serial.print(CALLSIGN); - Serial.print(F(" ")); - Serial.println(locator); - - // Debug print - Serial.println(F("Bytes: ")); - for (int i = 0; i < report_len; i++) { - Serial.print((uint32_t)report[i]); - } - Serial.println(F("")); - - int state = radio.transmit(report, report_len); - - if (state == RADIOLIB_ERR_NONE) { - Serial.print(F(" RFM OK Datarate: ")); - Serial.print(radio.getDataRate()); - Serial.println(F(" bps")); - - } - else if (state == RADIOLIB_ERR_PACKET_TOO_LONG) { - Serial.println(F(" too long!")); - - } - else if (state == RADIOLIB_ERR_TX_TIMEOUT) { - Serial.println(F(" timeout!")); - - } - else { - Serial.print(F(" failed, code ")); - Serial.println(state); - } - - digitalWrite(LED_BUILTIN, LOW); - } - } -} -- cgit v1.2.3