Update LICENSE

LICENSE

@@ -0,0 +1,28 @@
+BSD 3-Clause License
+
+Copyright (c) 2025, Splatink
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+3. Neither the name of the copyright holder nor the names of its
+   contributors may be used to endorse or promote products derived from
+   this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

main.cpp

@@ -1,417 +0,0 @@
-#include <Arduino.h>
-#include <Adafruit_Sensor.h>
-#include <Wire.h>
-#include <U8g2lib.h>
-#include <WiFi.h>
-#include <WiFiUdp.h>
-#include <NTPClient.h>
-#include <pico/stdlib.h>
-#include <Adafruit_BME280.h>
-
-#define SCK 17
-#define SDA 16
-#define SUMMER 18
-#define BATT A1
-#define BUTTON 14
-
-U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, U8X8_PIN_NONE);
-
-const char* ssid = "Limbo";
-const char* password = "95H2O862U235@#";
-
-bool lpmode, debugmode;
-
-WiFiUDP ntpUDP;
-NTPClient timeClient(ntpUDP, "gr.pool.ntp.org", 0, 1296000000);
-Adafruit_BME280 bme;
-
-void serialDebugInfo(float firmwareVersion, float batteryVoltage, float batteryPrecentage, int wifiRSSI, int wifiStatus, const char* day, bool brightness, float temperature, float humidity, float pressure, bool disconnected)
-{
-  Serial1.print("Firmware Version: ");
-  Serial1.println(firmwareVersion, 1);
-  Serial1.print("Battery Voltage: ");
-	Serial1.println(batteryVoltage, 1);
-	Serial1.print("Battery Precentage: ");
-	Serial1.println(batteryPrecentage, 0);
-	Serial1.print("WiFi RSSI: ");
-	Serial1.println(wifiRSSI);
-	Serial1.print("WiFi Status: ");
-	Serial1.println(wifiStatus);
-	Serial1.print("Day: ");
-	Serial1.println(day);
-	Serial1.print("Brightness: ");
-  if (brightness == true)
-  {
-	  Serial1.println("LOW");
-  }
-  else
-  {
-    Serial1.println("HIGH");
-  }
-  Serial1.print("Manually Disconnected WiFi: ");
-  if (disconnected == false)
-  {
-    Serial1.println("NO");
-  }
-  else
-  {
-    Serial1.println("YES");
-  } 
-  Serial1.print("Low Power Mode: ");
-  if (lpmode == false)
-  {
-    Serial1.println("INACTIVE");
-  }
-  else
-  {
-    Serial1.println("ACTIVE");
-  }
-  Serial1.print("Temperature: ");
-	Serial1.print(temperature, 1);
-	Serial1.println(" C");
-	Serial1.print("Humidity: ");
-	Serial1.print(humidity, 1);
-	Serial1.println(" %");
-	Serial1.print("Pressure: ");
-	Serial1.print((pressure * 0.01), 1);
-	Serial1.println(" hPa");
-  Serial1.println("");
-}
-
-int batteryReader()
-{
-  static int battery, readings, batterya;
-  int batteryv = analogRead(BATT);
-  batterya = batterya + batteryv;
-  readings++;
-  if (readings >= 10) 
-  {
-    battery = batterya / 10;
-    batterya = 0;
-    readings = 0;
-  }
-  return battery;
-}
-
-float getBatteryVoltage(int battery)
-{
-  float battv = (battery * 3.3 / 4095) * 2;
-  return battv;
-}
-
-float getBatteryPrecentage(float battv)
-{
-  float battp = (battv - 2.5) / (4.2 - 2.5) * 100;
-  if (battp <= 0) 
-  {
-    battp = 1;
-  }
-  if (battp > 99) 
-  {
-    lpmode = false;
-  }
-  else 
-  {
-    lpmode = true;
-  }
-  return battp;
-}
-
-int getWifiRSSI()
-{
-  static int RSSI, RSSIavg, readings;
-  int rssir = WiFi.RSSI();
-  RSSIavg = RSSIavg + rssir;
-  readings++;
-  if (readings >= 10) 
-  {
-    RSSI = RSSIavg / 10;
-    RSSIavg = 0;
-    readings = 0;
-  }
-  return RSSI; 
-}
-
-int getWifiStatus(int RSSI){
-  int wifiStatus;
-  if (RSSI >= -55 && WiFi.status() == WL_CONNECTED) 
-  {
-    wifiStatus = 0;
-  }
-  else if (RSSI >= -67 && WiFi.status() == WL_CONNECTED) 
-  {
-    wifiStatus = 1;
-  }
-  else if (RSSI >= -90 && WiFi.status() == WL_CONNECTED) 
-  {
-    wifiStatus = 2;
-  }
-  else if (WiFi.status() != WL_CONNECTED && lpmode == true) 
-  {
-    wifiStatus = 3;
-  }
-  else
-  {
-    wifiStatus = 4;
-    WiFi.begin(ssid, password);
-  }
-  return wifiStatus;
-}
-
-const char* getDay(int dayInt)
-{
-  const char* day; 
-  switch (dayInt) 
-  {
-    case 0:
-      day = "Sun";
-      break;
-    case 1:
-      day = "Mon";
-      break;
-    case 2:
-      day = "Tue";
-      break;
-    case 3:
-      day = "Wed";
-      break;
-    case 4:
-      day = "Thu";
-      break;
-    case 5:
-      day = "Fri";
-      break;
-    case 6:
-      day = "Sat";
-      break;
-  }
-  return day;
-}
-
-bool checkBrightness()
-{
-  static bool brightness = lpmode;
-  if (digitalRead(BUTTON) == true) 
-  {
-    brightness = !brightness; 
-  }
-  return brightness;
-}
-
-float readTemperature()
-{
-  static int counter;
-  float temp = bme.readTemperature();
-  static float tempAvg, returnTempAvg; 
-  tempAvg = tempAvg + temp;
-  counter++;
-  if (counter >= 10)
-  {
-    returnTempAvg = tempAvg / 10;
-    tempAvg = 0;
-    counter = 0;
-  }
-  return returnTempAvg;
-}
-
-float readHumidity()
-{
-  static int counter;
-  float hum = bme.readHumidity();
-  static float humAvg, returnHumAvg; 
-  humAvg = humAvg + hum;
-  counter++;
-  if (counter >= 10)
-  {
-    returnHumAvg = humAvg / 10;
-    humAvg = 0;
-    counter = 0;
-  }
-  return returnHumAvg;
-}
-
-void displayClock(const char *day, float battp, int wifiStatus, int hour, int minute, bool brightness, float temp, float hum)
-{
-  static bool blink;
-  
-  u8g2.clearBuffer();
-  
-  u8g2.setFont(u8g2_font_spleen16x32_mn);
-  if (hour < 10) 
-  {
-    u8g2.setCursor(24, 41);
-    u8g2.print("0");
-    u8g2.setCursor(40, 41);
-    u8g2.print(hour);
-  }
-  else
-  {
-    u8g2.setCursor(24, 41);
-    u8g2.print(hour);
-  } 
-  u8g2.setCursor(56, 41);
-  switch (blink)
-  { 
-    case true: 
-      u8g2.print(":");
-      break;
-  case false:
-      u8g2.print("");
-      break;
-  }
-  if (minute < 10) 
-  {
-    u8g2.setCursor(72, 41);
-    u8g2.print("0");
-    u8g2.setCursor(88, 41);
-    u8g2.print(minute);
-  }
-  else 
-  {
-    u8g2.setCursor(72, 41);
-    u8g2.print(minute);
-  }
- 
-  u8g2.setFont(u8g2_font_7x14_mf);
-  u8g2.setCursor(0, 60);
-  u8g2.print(day);
-  
-  u8g2.setFont(u8g2_font_siji_t_6x10);
-  switch (wifiStatus) 
-  { 
-    case 0: 
-      u8g2.drawGlyph(0, 10, 57882);
-      break;
-    case 1:
-      u8g2.drawGlyph(0, 10, 57881);
-      break;
-    case 2: 
-      u8g2.drawGlyph(0, 10, 57880);
-      break;
-    case 3:
-      u8g2.drawGlyph(0, 10, 57907);
-      break;
-    case 4: 
-      u8g2.drawGlyph(0, 10, 57879);
-      break;
-  }
-  
-  if (battp < 99) 
-  {
-    if (battp >= 70) 
-    {
-      u8g2.drawGlyph(92, 10, 57487);
-    }
-    else if (battp >= 30) 
-    {
-      u8g2.drawGlyph(92, 10, 57486);
-    } 
-    else 
-    {
-      u8g2.drawGlyph(92, 10, 57485);
-    } 
-    u8g2.setCursor(104, 10);
-    u8g2.print(battp, 0);
-    u8g2.drawStr(116, 10, "%");
-  }
-  else 
-  {
-    u8g2.drawGlyph(116, 10, 57409);
-  }
-  
-  u8g2.drawGlyph(44, 10, 57550);
-  u8g2.setCursor(56, 10);
-  u8g2.print(temp, 1);
-  u8g2.drawGlyph(44, 60, 57549);
-  u8g2.setCursor(56, 60);
-  u8g2.print(hum, 1);
-  
-  switch (brightness) 
-  {
-    case false:
-      u8g2.setContrast(255);
-      u8g2.drawGlyph(114, 60, 57794);
-      break;
-    case true:
-      u8g2.setContrast(50);
-      u8g2.drawGlyph(114, 60, 57795);
-      break;
-  }
-  
-  blink = !blink;
-  u8g2.sendBuffer();
-}
-
-void setup()
-{
-  pinMode(SUMMER, INPUT_PULLDOWN);
-  pinMode(BUTTON, INPUT_PULLDOWN);
-  analogReadResolution(12);
-  Wire.setSCL(SCK);
-  Wire.setSDA(SDA);
-  WiFi.mode(WIFI_STA);
-  WiFi.hostname("pico-clock"); 
-  WiFi.begin(ssid, password);
-  while (WiFi.status() != WL_CONNECTED) 
-  {
-    delay(500);
-  }
-  Wire.begin();
-  u8g2.begin();
-  timeClient.begin();
-  bme.begin(0x76);
-  if (digitalRead(SUMMER) == 1) 
-  {
-    timeClient.setTimeOffset(10800); //UTC+3
-  }
-  else
-  {
-    timeClient.setTimeOffset(7200); //UTC+2
-  }
-  for (int i = 0; i < 10; i++)
-  {
-    getBatteryPrecentage(getBatteryVoltage(batteryReader()));
-    getWifiRSSI();
-  }
-  if (digitalRead(BUTTON) == true)
-  {
-    Serial1.setTX(0);
-    Serial1.setRX(1);
-    Serial1.begin(115200);
-    debugmode = true;
-  }
-}
-
-void loop()
-{
-  static bool disconnected = false;
-  static int counter = 29; 
-  timeClient.update();
-
-  const char* day = getDay(timeClient.getDay());
-  float batteryVoltage = getBatteryVoltage(batteryReader());
-  float batteryPrecentage = getBatteryPrecentage(batteryVoltage);
-  int wifiRSSI = getWifiRSSI();
-  int wifiStatus = getWifiStatus(wifiRSSI);
-  int hours = timeClient.getHours();
-  int minutes = timeClient.getMinutes();
-  bool brightness = checkBrightness();
-  float temperature = readTemperature();
-  float humidity = readHumidity();
-
-  displayClock(day, batteryPrecentage, wifiStatus, hours, minutes, brightness, temperature, humidity);
-  if (debugmode == true && counter >= 30)
-  {
-    float pressure = bme.readPressure();
-    serialDebugInfo(2.2 ,batteryVoltage, batteryPrecentage, wifiRSSI, wifiStatus, day, brightness, temperature, humidity, pressure, disconnected); 
-    counter = 0; 
-  }
-  counter++; 
-  sleep_ms(1000);
-  if (lpmode == true && disconnected == false)
-  {
-    WiFi.disconnect();
-    set_sys_clock_khz(20000, true);
-    disconnected = true;
-  }
-}

readme.md

@@ -8,4 +8,8 @@ The battery level is read by the battery going into a simple 10k resistor voltag
 
 The OLED display and BME280 share the same I2C lines into the Pico
 
-Pin definitions and display drivers (as long as the display is 128x64) can easily be changed in the code
+Pin definitions and display drivers (as long as the display is 128x64) can easily be changed in the code
+
+28/09/25 WARNING: This code has bugs and holes. It is the first piece of software ever written by me, and since then, I've (unfotunetly) given up programming. 
+I am not responsible for anything that happens if you use this neither do I care.
+If you want to run this, do so at your own risk and on an isolated IOT network.

src/main.cpp

@@ -16,8 +16,8 @@
 
 U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, U8X8_PIN_NONE);
 
-const char* ssid = "Limbo";
+const char* ssid = "teo";
-const char* password = "95H2O862U235@#";
+const char* password = "teo";
 
 bool lpmode, debugmode;
 
@@ -25,9 +25,11 @@ WiFiUDP ntpUDP;
 NTPClient timeClient(ntpUDP, "gr.pool.ntp.org", 0, 1296000000);
 Adafruit_BME280 bme;
 
-void serialDebugInfo(float batteryVoltage, float batteryPrecentage, int wifiRSSI, int wifiStatus, const char* day, bool brightness, float temperature, float humidity, float pressure, bool disconnected)
+void serialDebugInfo(float firmwareVersion, float batteryVoltage, float batteryPrecentage, int wifiRSSI, int wifiStatus, const char* day, bool brightness, float temperature, float humidity, float pressure, bool disconnected)
 {
-	Serial1.print("Battery Voltage: ");
+  Serial1.print("Firmware Version: ");
+  Serial1.println(firmwareVersion, 1);
+  Serial1.print("Battery Voltage: ");
 	Serial1.println(batteryVoltage, 1);
 	Serial1.print("Battery Precentage: ");
 	Serial1.println(batteryPrecentage, 0);
@@ -375,7 +377,7 @@ void setup()
   {
     Serial1.setTX(0);
     Serial1.setRX(1);
-    Serial1.begin(9600);
+    Serial1.begin(115200);
     debugmode = true;
   }
 }
@@ -383,7 +385,7 @@ void setup()
 void loop()
 {
   static bool disconnected = false;
-  static int counter = 0; 
+  static int counter = 29; 
   timeClient.update();
 
   const char* day = getDay(timeClient.getDay());
@@ -401,7 +403,7 @@ void loop()
   if (debugmode == true && counter >= 30)
   {
     float pressure = bme.readPressure();
-    serialDebugInfo(batteryVoltage, batteryPrecentage, wifiRSSI, wifiStatus, day, brightness, temperature, humidity, pressure, disconnected); 
+    serialDebugInfo(2.2 ,batteryVoltage, batteryPrecentage, wifiRSSI, wifiStatus, day, brightness, temperature, humidity, pressure, disconnected); 
     counter = 0; 
   }
   counter++;