/** * @file send.ino * @author Phil Schatzmann * @brief We transmit text over audio with the help of the GWave library * This is not working! * @version 0.1 * @date 2022-12-14 * * @copyright Copyright (c) 2022 * */ #include "AudioTools.h" #include "Experiments/CodecGGWave.h" // https://github.com/ggerganov/ggwave-arduinop #include "AudioTools/AudioLibs/AudioBoardStream.h" // https://github.com/pschatzmann/arduino-audio-driver.git int sample_rate = GGWAVE_DEFAULT_SAMPLE_RATE; int channels = 1; AudioBoardStream out(AudioKitEs8388V1); // or AudioBoardStream GGWaveEncoder enc; EncodedAudioStream encoder_stream(&out, &enc); // decode and write to I2S - ESP Now is limited to 256 bytes void setup() { Serial.begin(115200); AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info); // audio output auto config = out.defaultConfig(TX_MODE); config.sample_rate = sample_rate; config.channels = channels; out.begin(config); // setup codec auto config_dec = encoder_stream.defaultConfig(); config_dec.sample_rate = sample_rate; config.channels = channels; encoder_stream.begin(config); } void loop() { encoder_stream.println("this is a test"); delay(5000); }