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  • Arduino Code

  • It's in the GITHUB! The code comes down the these smaller steps: MQTT handling and Button handling. Let's do button handling first. I made a simple button object with the pin number, button press boolean, and button count. struct Button { const uint8_t...
  • Purchasing Electronics/parts

  • First step to build Jeremy is to purchase all the materials. You will need the followingElectronics:X1 Adafruit Wave shield (https://www.adafruit.com/product/94)X1 Arduino Mega (https://store.arduino.cc/usa/arduino-mega-2560-rev3) (note: any Arduino...
  • Provisioning the Raspberry Pi

  • Next, you're going to get the SD card ready for booting the operating system on the Raspberry Pi. This begins with copying the official raspbian lite image to the SD card. This is a process that can be done in many ways, and it slightly differs depending...
  • Build the module circuits

  • Solder 3-pin male headers to the pads labelled A1, A2, and A3 - these will be receptacles for the potentiometers.Solder 2-pin male headers to the pads labelled D1, and D2 - these will receptacles for the LED and the toggle buttons.Solder right angles...
  • Program

  • Download the project file here.Open the project using Workshop 4. This project uses the Visi Environment.You can modify the properties of all the objects and buttons using the object inspector.You can change the trigger voltage level at which the...
  • Run a Program

  • #include LiquidCrystal_I2C lcd(0x27, 16, 2);const int xpin = A1;const int ypin = A2;const int zpin = A3;byte p[8] = { 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F};float threshold = 6;float xval[100] = {0};float yval[100] = {0};float zval[100] = {0};float...
  • CODE

  • The first code chunk declares the variables and establishes connections #include #include "Wire.h"#include #include "GravityTDS.h"#include #include #include "MS5837.h"#include "ping1d.h"#include "SoftwareSerial.h"#include "RTClib.h"#include //#include...
  • SMART EXTENSION BOARD

  • Step 1: Get your PCB ready! Talking About Electronics After making the circuit diagram I transformed it into a PCB design to produce it, to produce the PCB, I have chosen JLCPCB the best PCB supplier and the cheapest PCB provider to order my...