Splitting code into their own .cpp and header files

src/Lora.cpp

@@ -1,5 +1,4 @@
-#include <RadioLib.h>
+#include "Lora.h"
-#include "pins.h"
 
 
 SX1262 radio = new Module(RADIO_CS_PIN, RADIO_DIO1_PIN, RADIO_RST_PIN, RADIO_BUSY_PIN);
@@ -14,7 +13,7 @@ bool setupRadio() {
     if (state == RADIOLIB_ERR_NONE) {
         Serial.println("Start Radio success!");
     } else {
-        Serial.print("Start Radio failed,code:");
+        Serial.print("Start Radio failed, code: ");
         Serial.println(state);
         return false;
     }
@@ -44,19 +43,19 @@ bool setupRadio() {
         return false;
     }
 
-    // set output power to 10 dBm (accepted range is -17 - 22 dBm)
+    // Set output power to 17 dBm (accepted range is -17 - 22 dBm)
     if (radio.setOutputPower(17) == RADIOLIB_ERR_INVALID_OUTPUT_POWER) {
         Serial.println(F("Selected output power is invalid for this module!"));
         return false;
     }
 
-    // set over current protection limit to 140 mA (accepted range is 45 - 140 mA) (set value to 0 to disable overcurrent protection)
+    // Set over current protection limit to 140 mA (accepted range is 45 - 140 mA)
     if (radio.setCurrentLimit(140) == RADIOLIB_ERR_INVALID_CURRENT_LIMIT) {
         Serial.println(F("Selected current limit is invalid for this module!"));
         return false;
     }
 
-    // set LoRa preamble length to 15 symbols (accepted range is 0 - 65535)
+    // Set LoRa preamble length to 15 symbols (accepted range is 0 - 65535)
     if (radio.setPreambleLength(15) == RADIOLIB_ERR_INVALID_PREAMBLE_LENGTH) {
         Serial.println(F("Selected preamble length is invalid for this module!"));
         return false;
@@ -67,9 +66,6 @@ bool setupRadio() {
         return false;
     }
 
-    // set the function that will be called when new packet is received
-    //radio.setDio1Action(setFlag);
-
     return true;
 }
 
@@ -77,14 +73,8 @@ bool setupRadio() {
 bool transmit() {
     int state = radio.transmit("Hello World!");
 
-    // you can also transmit byte array up to 256 bytes long
-    /*
-        byte byteArr[] = {0x01, 0x23, 0x45, 0x56, 0x78, 0xAB, 0xCD, 0xEF};
-        int state = radio.transmit(byteArr, 8);
-    */
-
     if (state == RADIOLIB_ERR_NONE) {
-        Serial.println(F("Radio tramsmittion successful!"));
+        Serial.println(F("Radio transmission successful!"));
         Serial.print(F("[SX1262] Datarate:\t"));
         Serial.print(radio.getDataRate());
         Serial.println(F(" bps"));
@@ -112,22 +102,18 @@ void recvLoop() {
 
             if (state == RADIOLIB_ERR_NONE) {
                 Serial.print(F("[RADIO] Received packet!"));
-
                 Serial.print(F(" Data:"));
                 Serial.print(recv);
-
                 Serial.print(F(" RSSI:"));
                 Serial.print(radio.getRSSI());
                 Serial.print(F(" dBm"));
-                // snprintf(dispRecvicerBuff[1], sizeof(dispRecvicerBuff[1]), "RSSI:%.2f dBm", radio.getRSSI());
-
                 Serial.print(F("  SNR:"));
                 Serial.print(radio.getSNR());
                 Serial.println(F(" dB"));
-            } else if (state ==  RADIOLIB_ERR_CRC_MISMATCH) {
+            } else if (state == RADIOLIB_ERR_CRC_MISMATCH) {
                 Serial.println(F("CRC error!"));
             } else {
-                Serial.print(F("failed, code "));
+                Serial.print(F("Failed, code "));
                 Serial.println(state);
             }
         } else {
@@ -135,4 +121,4 @@ void recvLoop() {
             break;
         }
     }
-}
+}

src/Lora.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <RadioLib.h>
+
+#include "pins.h"
+
+extern SX1262 radio;
+
+bool setupRadio();
+bool transmit();
+void recvLoop();

src/Speaker.cpp

@@ -0,0 +1,75 @@
+#include "Speaker.h"
+
+
+void setupI2S() {
+    i2s_config_t i2s_config = {
+        .mode = (i2s_mode_t)(I2S_MODE_MASTER | I2S_MODE_TX),
+        .sample_rate = SAMPLE_RATE,
+        .bits_per_sample = I2S_BITS_PER_SAMPLE_16BIT,
+        .channel_format = I2S_CHANNEL_FMT_ONLY_LEFT,
+        .communication_format = I2S_COMM_FORMAT_STAND_I2S,
+        .intr_alloc_flags = 0,
+        .dma_buf_count = 8,
+        .dma_buf_len = 64,
+        .use_apll = false,
+        .tx_desc_auto_clear = true,
+        .fixed_mclk = 0
+    };
+
+    i2s_pin_config_t pin_config = {
+        .bck_io_num   = BOARD_I2S_BCK,
+        .ws_io_num    = BOARD_I2S_WS,
+        .data_out_num = BOARD_I2S_DOUT,
+        .data_in_num  = I2S_PIN_NO_CHANGE
+    };
+
+    i2s_driver_install(BOARD_I2S_PORT, &i2s_config, 0, NULL);
+    i2s_set_pin(BOARD_I2S_PORT, &pin_config);
+    i2s_set_clk(BOARD_I2S_PORT, SAMPLE_RATE, I2S_BITS_PER_SAMPLE_16BIT, I2S_CHANNEL_MONO);
+}
+
+
+void playTone(float frequency, int duration, int volume) {
+    volume = constrain(volume, 0, 32767);
+    const int wave_period = SAMPLE_RATE / frequency;
+    int16_t sample_buffer[wave_period];
+
+    for (int i = 0; i < wave_period; ++i)
+        sample_buffer[i] = (i < wave_period / 2) ? volume : -volume;
+
+    int total_samples = SAMPLE_RATE * duration / 1000;
+    int samples_written = 0;
+
+    while (samples_written < total_samples) {
+        int to_write = min(wave_period, total_samples - samples_written);
+        i2s_write(BOARD_I2S_PORT, sample_buffer, to_write * sizeof(int16_t), (size_t *)&to_write, portMAX_DELAY);
+        samples_written += to_write;
+    }
+}
+
+
+void playRTTTL(const char* rtttl) {
+    static AudioGeneratorRTTTL *rtttlGenerator = new AudioGeneratorRTTTL();
+    static AudioOutputI2S *audioOutput = new AudioOutputI2S();
+    static AudioFileSourcePROGMEM *fileSource = new AudioFileSourcePROGMEM(rtttl, strlen(rtttl));
+
+    audioOutput->begin();
+    rtttlGenerator->begin(fileSource, audioOutput);
+
+    while (rtttlGenerator->isRunning())
+        rtttlGenerator->loop();
+
+    rtttlGenerator->stop();
+    fileSource->close();
+}
+
+
+void playNotificationSound() {
+    playTone(1000, 150);
+    delay(100);
+    playTone(1500, 150);
+    delay(100);
+    playTone(2000, 150);
+    delay(100);
+    playTone(500, 150);
+}

src/Speaker.h

@@ -8,80 +8,10 @@
 
 #include "pins.h"
 
-
 #define BOARD_I2S_PORT I2S_NUM_0
 #define SAMPLE_RATE 44100
 
-
+void setupI2S();
-void setupI2S() {
+void playTone(float frequency, int duration, int volume = 16383);
-    i2s_config_t i2s_config = {
+void playRTTTL(const char* rtttl);
-        .mode = (i2s_mode_t)(I2S_MODE_MASTER | I2S_MODE_TX),
+void playNotificationSound();
-        .sample_rate = SAMPLE_RATE,
-        .bits_per_sample = I2S_BITS_PER_SAMPLE_16BIT,
-        .channel_format = I2S_CHANNEL_FMT_ONLY_LEFT,
-        .communication_format = I2S_COMM_FORMAT_STAND_I2S,
-        .intr_alloc_flags = 0,
-        .dma_buf_count = 8,
-        .dma_buf_len = 64,
-        .use_apll = false,
-        .tx_desc_auto_clear = true,
-        .fixed_mclk = 0
-    };
-
-    i2s_pin_config_t pin_config = {
-        .bck_io_num = BOARD_I2S_BCK,
-        .ws_io_num = BOARD_I2S_WS,
-        .data_out_num = BOARD_I2S_DOUT,
-        .data_in_num = I2S_PIN_NO_CHANGE
-    };
-
-    i2s_driver_install(BOARD_I2S_PORT, &i2s_config, 0, NULL);
-    i2s_set_pin(BOARD_I2S_PORT, &pin_config);
-    i2s_set_clk(BOARD_I2S_PORT, SAMPLE_RATE, I2S_BITS_PER_SAMPLE_16BIT, I2S_CHANNEL_MONO);
-}
-
-
-void playTone(float frequency, int duration, int volume = 16383) {
-    volume = constrain(volume, 0, 32767);
-    const int wave_period = SAMPLE_RATE / frequency;
-    int16_t sample_buffer[wave_period];
-
-    for (int i = 0; i < wave_period; ++i)
-        sample_buffer[i] = (i < wave_period / 2) ? volume : -volume;
-
-    int total_samples = SAMPLE_RATE * duration / 1000;
-    int samples_written = 0;
-
-    while (samples_written < total_samples) {
-        int to_write = min(wave_period, total_samples - samples_written);
-        i2s_write(BOARD_I2S_PORT, sample_buffer, to_write * sizeof(int16_t), (size_t *)&to_write, portMAX_DELAY);
-        samples_written += to_write;
-    }
-}
-
-
-void playRTTTL(const char* rtttl) {
-    static AudioGeneratorRTTTL *rtttlGenerator = new AudioGeneratorRTTTL();
-    static AudioOutputI2S *audioOutput = new AudioOutputI2S();
-    static AudioFileSourcePROGMEM *fileSource = new AudioFileSourcePROGMEM(rtttl, strlen(rtttl));
-
-    audioOutput->begin();
-    rtttlGenerator->begin(fileSource, audioOutput);
-
-    while (rtttlGenerator->isRunning())
-        rtttlGenerator->loop();
-
-    rtttlGenerator->stop();
-    fileSource->close();
-}
-
-
-void playNotificationSound() {
-    playTone(1000, 150);
-    delay(100);
-    playTone(1500, 150);
-    delay(100);
-    playTone(2000, 150);
-    delay(100);
-    playTone(500, 150);
-}

src/Storage.cpp

@@ -0,0 +1,120 @@
+#include "Storage.h"
+
+
+Preferences preferences;
+
+String irc_nickname;
+String irc_username;
+String irc_realname;
+String irc_server;
+int irc_port;
+bool irc_tls;
+String irc_channel;
+String irc_nickserv;
+String wifi_ssid;
+String wifi_password;
+
+
+void loadPreferences() {
+    preferences.begin("config", false);
+
+    // IRC preferences
+    if (!preferences.isKey("irc_nickname"))
+        preferences.putString("irc_nickname", "ACID_" + String(random(1000, 10000)));
+    irc_nickname = preferences.getString("irc_nickname");
+
+    if (!preferences.isKey("irc_username"))
+        preferences.putString("irc_username", "tdeck");
+    irc_username = preferences.getString("irc_username");
+
+    if (!preferences.isKey("irc_realname"))
+        preferences.putString("irc_realname", "ACID DROP Firmware");
+    irc_realname = preferences.getString("irc_realname");
+
+    if (!preferences.isKey("irc_server"))
+        preferences.putString("irc_server", "irc.supernets.org");
+    irc_server = preferences.getString("irc_server");
+
+    if (!preferences.isKey("irc_port"))
+        preferences.putInt("irc_port", 6667);
+    irc_port = preferences.getInt("irc_port");
+
+    if (!preferences.isKey("irc_tls"))
+        preferences.putBool("irc_tls", false);
+    irc_tls = preferences.getBool("irc_tls");
+
+    if (!preferences.isKey("irc_channel"))
+        preferences.putString("irc_channel", "#comms");
+    irc_channel = preferences.getString("irc_channel");
+
+    if (!preferences.isKey("irc_nickserv"))
+        preferences.putString("irc_nickserv", "");
+    irc_nickserv = preferences.getString("irc_nickserv");
+
+    // WiFi preferences
+    if (!preferences.isKey("wifi_ssid"))
+        preferences.putString("wifi_ssid", "");
+    wifi_ssid = preferences.getString("wifi_ssid");
+
+    if (!preferences.isKey("wifi_password"))
+        preferences.putString("wifi_password", "");
+    wifi_password = preferences.getString("wifi_password");
+
+    preferences.end();
+}
+
+
+bool mountSD() {
+    if (SD.begin(BOARD_SDCARD_CS, SPI, 800000U)) {
+        uint8_t cardType = SD.cardType();
+
+        if (cardType == CARD_NONE) {
+            Serial.println("No SD card attached");
+            return false;
+        } else {
+            Serial.print("SD Card Type: ");
+            if (cardType == CARD_MMC)
+                Serial.println("MMC");
+            else if (cardType == CARD_SD)
+                Serial.println("SDSC");
+            else if (cardType == CARD_SDHC)
+                Serial.println("SDHC");
+            else
+                Serial.println("UNKNOWN");
+
+            uint32_t cardSize = SD.cardSize() / (1024 * 1024);
+            uint32_t cardTotal = SD.totalBytes() / (1024 * 1024);
+            uint32_t cardUsed = SD.usedBytes() / (1024 * 1024);
+            Serial.printf("SD Card Size: %lu MB\n", cardSize);
+            Serial.printf("Total space: %lu MB\n",  cardTotal);
+            Serial.printf("Used space: %lu MB\n",   cardUsed);
+
+            return true;
+        }
+    }
+
+    return false;
+}
+
+
+void setupSD() {
+    pinMode(BOARD_SDCARD_CS, OUTPUT);
+    digitalWrite(BOARD_SDCARD_CS, HIGH);
+    pinMode(BOARD_SPI_MISO, INPUT_PULLUP);
+    SPI.begin(BOARD_SPI_SCK, BOARD_SPI_MISO, BOARD_SPI_MOSI);
+}
+
+
+void wipeNVS() {
+    esp_err_t err = nvs_flash_erase();
+    if (err == ESP_OK)
+        Serial.println("NVS flash erase successful.");
+    else
+        Serial.println("Error erasing NVS flash!");
+
+    err = nvs_flash_init();
+    if (err == ESP_OK)
+        Serial.println("NVS flash init successful.");
+    else
+        Serial.println("Error initializing NVS flash!");
+}

src/Storage.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <Arduino.h>
+#include <Preferences.h>
+#include "nvs_flash.h"
+#include <SD.h>
+
+#include "pins.h"
+
+extern Preferences preferences;
+
+extern String irc_nickname;
+extern String irc_username;
+extern String irc_realname;
+extern String irc_server;
+extern int irc_port;
+extern bool irc_tls;
+extern String irc_channel;
+extern String irc_nickserv;
+extern String wifi_ssid;
+extern String wifi_password;
+
+void loadPreferences();
+bool mountSD();
+void setupSD();
+void wipeNVS();

src/main.ino

@@ -5,7 +5,6 @@
 
 // Aurduino includes
 #include <esp_wifi.h> // Needed for Mac spoofing
-#include "nvs_flash.h"
 #include <Pangodream_18650_CL.h> // Power management
 #include <Preferences.h>
 #include <SD.h>
@@ -17,7 +16,9 @@
 
 // Local includes
 #include "bootScreen.h"
+#include "Lora.h"
 #include "pins.h"
+#include "Storage.h"
 #include "Speaker.h"
 
 
@@ -39,7 +40,6 @@ struct WiFiNetwork {
 
 // Initialize components and objects
 Pangodream_18650_CL BL(BOARD_BAT_ADC, CONV_FACTOR, READS);
-Preferences preferences;
 TFT_eSPI tft = TFT_eSPI();
 WiFiClient* client;
 
@@ -50,16 +50,7 @@ std::vector<bool> mentions;
 std::vector<WiFiNetwork> wifiNetworks;
 
 // Global variables to cache preferences and buffers
-String irc_nickname;
+
-String irc_username;
-String irc_realname;
-String irc_server;
-int irc_port;
-bool irc_tls;
-String irc_channel;
-String irc_nickserv;
-String wifi_ssid;
-String wifi_password;
 String inputBuffer = "";
 
 // Leftover crack variables (will be removed when preferences are done)
@@ -141,14 +132,11 @@ void setup() {
     setBrightness(8); // Set the screen brightness to 50%)
 
     // Give power to the SD card
-    pinMode(BOARD_SDCARD_CS, OUTPUT);
+    //setupSD();
-    digitalWrite(BOARD_SDCARD_CS, HIGH);
+    //mountSD();
-    pinMode(BOARD_SPI_MISO, INPUT_PULLUP);
-    SPI.begin(BOARD_SPI_SCK, BOARD_SPI_MISO, BOARD_SPI_MOSI);
     
     // Turn on power to the radio
-    pinMode(RADIO_CS_PIN, OUTPUT);
+    //setupRadio();
-    digitalWrite(RADIO_CS_PIN, HIGH);
     
     // Start the I2C bus for the keyboard
     Wire.begin(BOARD_I2C_SDA, BOARD_I2C_SCL);
@@ -263,55 +251,6 @@ void loop() {
     }
 }
 
-
-void loadPreferences() {
-    preferences.begin("config", false);
-
-    // IRC preferences
-    if (!preferences.isKey("irc_nickname"))
-        preferences.putString("irc_nickname", "ACID_" + String(random(1000, 10000)));
-    irc_nickname = preferences.getString("irc_nickname");
-
-    if (!preferences.isKey("irc_username"))
-        preferences.putString("irc_username", "tdeck");
-    irc_username = preferences.getString("irc_username");
-
-    if (!preferences.isKey("irc_realname"))
-        preferences.putString("irc_realname", "ACID DROP Firmware");
-    irc_realname = preferences.getString("irc_realname");
-
-    if (!preferences.isKey("irc_server"))
-        preferences.putString("irc_server", "irc.supernets.org");
-    irc_server = preferences.getString("irc_server");
-
-    if (!preferences.isKey("irc_port"))
-        preferences.putInt("irc_port", 6667);
-    irc_port = preferences.getInt("irc_port");
-
-    if (!preferences.isKey("irc_tls"))
-        preferences.putBool("irc_tls", false);
-    irc_tls = preferences.getBool("irc_tls");
-
-    if (!preferences.isKey("irc_channel"))
-        preferences.putString("irc_channel", "#comms");
-    irc_channel = preferences.getString("irc_channel");
-
-    if (!preferences.isKey("irc_nickserv"))
-        preferences.putString("irc_nickserv", "");
-    irc_nickserv = preferences.getString("irc_nickserv");
-
-    // WiFi preferences
-    if (!preferences.isKey("wifi_ssid"))
-        preferences.putString("wifi_ssid", "");
-    wifi_ssid = preferences.getString("wifi_ssid");
-
-    if (!preferences.isKey("wifi_password"))
-        preferences.putString("wifi_password", "");
-    wifi_password = preferences.getString("wifi_password");
-
-    preferences.end();
-}
-
 // ------------------------------------------------------------------------------------------------
 
 
@@ -866,43 +805,6 @@ void setBrightness(uint8_t value) {
 }
 
 
-bool setupSD() {
-    digitalWrite(BOARD_SDCARD_CS, HIGH);
-    digitalWrite(RADIO_CS_PIN, HIGH);
-    digitalWrite(BOARD_TFT_CS, HIGH);
-
-    if (SD.begin(BOARD_SDCARD_CS, SPI, 800000U)) {
-        uint8_t cardType = SD.cardType();
-
-        if (cardType == CARD_NONE) {
-            Serial.println("No SD_MMC card attached");
-            return false;
-        } else {
-            Serial.print("SD_MMC Card Type: ");
-            if (cardType == CARD_MMC)
-                Serial.println("MMC");
-            else if (cardType == CARD_SD)
-                Serial.println("SDSC");
-            else if (cardType == CARD_SDHC)
-                Serial.println("SDHC");
-            else
-                Serial.println("UNKNOWN");
-
-            uint32_t cardSize = SD.cardSize() / (1024 * 1024);
-            uint32_t cardTotal = SD.totalBytes() / (1024 * 1024);
-            uint32_t cardUsed = SD.usedBytes() / (1024 * 1024);
-            Serial.printf("SD Card Size: %lu MB\n", cardSize);
-            Serial.printf("Total space: %lu MB\n",  cardTotal);
-            Serial.printf("Used space: %lu MB\n",   cardUsed);
-
-            return true;
-        }
-    }
-
-    return false;
-}
-
-
 void turnOffScreen() {
     Serial.println("Screen turned off");
     tft.writecommand(TFT_DISPOFF);
@@ -1538,19 +1440,4 @@ void printDeviceInfo() {
     } else {
         tft.setCursor(0, line * 16); tft.setTextColor(TFT_CYAN); tft.print("WiFi Info:     "); tft.setTextColor(TFT_WHITE); tft.println("Not connected"); line++;
     }
-}
-
-
-void wipeNVS() {
-    esp_err_t err = nvs_flash_erase();
-    if (err == ESP_OK)
-        Serial.println("NVS flash erase successful.");
-    else
-        Serial.println("Error erasing NVS flash!");
-
-    err = nvs_flash_init();
-    if (err == ESP_OK)
-        Serial.println("NVS flash init successful.");
-    else
-        Serial.println("Error initializing NVS flash!");
 }