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Showing posts from August, 2021

How To Make A Self Balancing Car With MPU-6050| Arduino Uno Projects| Topped With Fun |MPU-6050

Library Download Link: https://drive.google.com/drive/folders/1d5Dg7tuMVFh8FhXe-vtYRD3qvV5eomoy?usp=sharing Circuit Diagram: Code: #include <PID_v1.h> #include <LMotorController.h> #include "I2Cdev.h" #include "MPU6050_6Axis_MotionApps20.h" #if I2CDEV_IMPLEMENTATION == I2CDEV_ARDUINO_WIRE #include "Wire.h" #endif #define MIN_ABS_SPEED 30 MPU6050 mpu; // MPU control/status vars bool dmpReady = false; // set true if DMP init was successful uint8_t mpuIntStatus; // holds actual interrupt status byte from MPU uint8_t devStatus; // return status after each device operation (0 = success, !0 = error) uint16_t packetSize; // expected DMP packet size (default is 42 bytes) uint16_t fifoCount; // count of all bytes currently in FIFO uint8_t fifoBuffer[64]; // FIFO storage buffer // orientation/motion vars Quaternion q; // [w, x, y, z] quaternion container VectorFloat gravity; // [x, y, z] gravity vector float ypr[3]; // [yaw, pitch, roll] yaw/p...

How To Make A Rechargeable DC Multi meter With Voltage Current Connectivity| Topped With Fun| DIY#21

Circuit Diagram: Note: Do Not Connect Source Directly To Terminals When Current Switch Is ON, Connect The Load Across The Terminals. Turn OFF Current Switch Before Checking Voltage.

How To Make Wi-Fi Car With NodeMCU| NodeMCU Projects| Topped With Fun

Circuit Diagram:  Code: #define ENA   14           // Enable/speed motors Right        GPIO14(D5) #define ENB   12            // Enable/speed motors Left         GPIO12(D6) #define IN_1  15            // L298N in1 motors Right           GPIO15(D8) #define IN_2  13            // L298N in2 motors Right           GPIO13(D7) #define IN_3  2             // L298N in3 motors Left            GPIO2(D4) #define IN_4  0             // L298N in4 motors Left            GPIO0(D3) #include <ESP8266WiFi.h> #include <WiFiClient.h>  #include <ESP8266WebServer.h> String command;  ...

IOT Based Heart Rate And SpO2 Tracker With NodeMCU MAX30100 And Blynk Application With Code Diagram

Circuit Diagram: SCL PIN - D1 , SDA PIN - D2 , INT PIN - D0 Code: #include <Wire.h> #include "MAX30100_PulseOximeter.h" #define BLYNK_PRINT Serial #include <Blynk.h> #include <ESP8266WiFi.h> #include <BlynkSimpleEsp8266.h> #include "Adafruit_GFX.h" #include "OakOLED.h" #define REPORTING_PERIOD_MS 1000 OakOLED oled; char auth[] = "*********************";             // Authentication Token Sent by Blynk char ssid[] = "********************";        //WiFi SSID char pass[] = "*********************";        //WiFi Password // Connections : SCL PIN - D1 , SDA PIN - D2 , INT PIN - D0 PulseOximeter pox; float BPM, SpO2; uint32_t tsLastReport = 0; const unsigned char bitmap [] PROGMEM = {   0x00, 0x00, 0x00, 0x00, 0x01, 0x80, 0x18, 0x00, 0x0f, 0xe0, 0x7f, 0x00, 0x3f, 0xf9, 0xff, 0xc0,   0x7f, 0xf9, 0xff, 0xc0, 0x7f, 0xff, 0xff, 0xe0, 0x7f, 0xff, 0xff, 0xe0, 0xff, 0xff, 0xff, 0xf0,  ...