techzeero

/*
   Flame Sensor With Arduino For Fire Detection
   For more details, visit: https://techzeero.com/arduino-tutorials/flame-sensor-with-arduino-for-fire-detection/
*/

int Buzzer = 13; // Use buzzer for alert 
int FlamePin = 2;  // This is for input pin
int Flame;

void setup() {

techzeero

from dash import Dash, dcc, html, Input, Output

app = Dash()

app.layout = html.Div([
    dcc.Dropdown(
        id='dropdown1'    # Dropdown id
        options=[{'label': 'India', 'value': 'India'},
                 {'label': 'Russia', 'value': 'Russia'},
                 {'label': 'USA', 'value': 'USA'}],     # Data to be shown in dropdown options

techzeero

from dash import Dash, dcc, html, Input, Output

app = Dash()

app.layout = html.Div([
    dcc.Dropdown(
        options=[{'label': 'India', 'value': 'India'},
                 {'label': 'Russia', 'value': 'Russia'},
                 {'label': 'USA', 'value': 'USA'}],     # Data to be shown in dropdown options
        value='India',    # Dropdown Default Value

techzeero

import dash
import dash_html_components as html
import dash_core_components as dcc
import plotly.express as px
from dash.dependencies import Input, Output


app = dash.Dash()

df = px.data.iris()

techzeero

@app.callback(Output(component_id='graph', component_property= 'figure'),
              [Input(component_id='dropdown', component_property= 'value')])

def graph_update(dropdown_value):
    fig = px.scatter(df[df["species"]==dropdown_value], x="sepal_width", y="sepal_length")
    
    fig.update_layout(title = 'Sapel Length and Width of Different Species',
                      xaxis_title = 'Sepal Width',
                      yaxis_title = 'Sepal Length')
    return fig

techzeero

app = dash.Dash()

df = px.data.iris()

app.layout = html.Div([
        html.H1(
            id = 'H1',
            children = 'Styling using html components',
            style = {'textAlign':'center', 'marginTop':40,'marginBottom':40}
        ),

techzeero

import dash
from dash import html
from dash import dcc
import plotly.express as px

techzeero

pip install dash
pip install dash-html-components                                         
pip install dash-core-components                                     
pip install plotly

techzeero

/*
      Display Custom Characters on 16×2 LCD
      For more details, visit: https://techzeero.com/arduino-tutorials/custom-characters-on-16x2-lcd/
*/

#include<LiquidCrystal.h>

LiquidCrystal lcd(12,11,5,4,3,2);

byte smile[8] = {0b00000,0b01010,0b00000,0b00000,0b10001,0b01110,0b00000,0b00000};

techzeero

/*  
    PIR motion sensor with Arduino
    For more details, visit: https://techzeero.com/arduino-tutorials/pir-motion-sensor-with-arduino/
*/

int ledPin = 13;             // Attach LED Pin
int sensorPin = 5;           // Attach sensor out pin to Arduino D5

void setup() {
 pinMode(ledPin, OUTPUT);