skittleson

const AWS = require('aws-sdk');
const s3 = new AWS.S3();
const https = require("https");
const querystring = require('querystring');  
const badRequest = 'There was an issue with the form submission.  Please call us or try again later.';

/**
* Entrypoint of Lambda function
*/
exports.handler = async (event) => {

skittleson

#include <WS2812FX.h>

#define LED_COUNT 50
#define LED_PIN D5

WS2812FX ws2812fx = WS2812FX(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  ws2812fx.init();
  ws2812fx.setBrightness(70);

skittleson

https://tasmota.github.io/docs/DS18x20/

Arp request every 60 secs.

SetOption41 60

Check every 60

TelePeriod 60

skittleson

Rule1 on power1#state=1 do backlog RuleTimer2 30; counter1 +1 endon on Rules#Timer=2 do power1 off endon
Rule1 on
Timer1 {"Enable":1,"Time":"4:00","Window":15,"Days":"SMTWTFS","Repeat":1,"Output":1,"Action":1}
Timers on
Timezone -8
PowerOnState 0

skittleson

Router Setup

Hardware Devices

• RPI4 - https://amzn.to/3LR1lFh
• (OR) odroid xu4 - https://amzn.to/3P5GoIo
• Alfa AC1900 WiFi Adapter - 1900 Mbps 802.11ac Long-Range Dual Band USB - https://amzn.to/3LU43to
• (optional) USB Ethernet Adapter - https://amzn.to/3vPjyNC
• (optional) Generic network switch - https://amzn.to/37sInpq

skittleson

// I've used a lot of libs including the popular ones for dotnet such as NAudio but all seem to be overly complicated or not cross platform.
// 1.  install ffplay on your platform.  for Windows `choco install ffplay`.  Debian `apt install ffmpeg`.
// 2. install nuget pkg `CliWrap`
// 3. send your audio stream to the method.  

public static async Task PlayAsync(Stream stream, CancellationToken cancellationToken)
        {
            var result = await Cli.Wrap("ffplay")
                .WithStandardInputPipe(PipeSource.FromStream(stream))
                .WithArguments($"-autoexit -nodisp -hide_banner -loglevel error -fs -")

skittleson

setInterval(function() {
  // Define the parameters
  var vpv = 18; // The solar panel's output voltage
  var ipv = 2; // The solar panel's output current
  var vbat = 14.8; // The battery's voltage (4-series lithium polymer battery)
  var ibat = 0; // The battery's current
  var vmax = 20; // The maximum power voltage of the solar panel
  var imax = 2.5; // The maximum power current of the solar panel
  var max_vbat = 16.8; // Maximum voltage of the 4-series lithium polymer battery
  var min_vbat = 12.0; // Minimum voltage of the 4-series lithium polymer battery

skittleson

const GPS = require("gps");
const { SerialPort, ReadlineParser } = require('serialport')
const gps = new GPS;

// Use a `\r\n` as a line terminator
const parser = new ReadlineParser({
  delimiter: '\n',
})

const port = new SerialPort({

skittleson

import shutil
import wmi
import os
from time import strftime, localtime

def copy(device_id):
    """ Copy all files in camera directory to users directoy for human processing
    """
    # bug only works for Windows
    src = os.path.join(device_id, "\\", "DCIM", "100MSDCF")

skittleson

public static async Task RecordAsync(Stream stream, string microphone, CancellationToken cancellationToken, Action<double> detectedSilenceCallback = null)
        {
            // do this to get audio device with a mic
            // ffmpeg -list_devices true -f dshow -i dummy
            // pick one then add it to the audio device
            // ffmpeg -f dshow -i audio="Microphone (HD Pro Webcam C920)" -ar 16000 output.wav
            using var gracefulCts = new CancellationTokenSource();
            try
            {
                // ffmpeg -f dshow -i audio="Microphone Array (Intel® Smart Sound Technology for Digital Microphones)" -ar 16000 -preset ultrafast -tune zerolatency -b 900k -f mpegts udp://127.0.0.1:9876