Early on I figured I'd need to test some CR2477 cells to see how much energy they could practically supply in a short time. I finally got around to building the tester and putting it to work (not to spoil the surprise, but things don't look great...
On the computer Library : A C++ library has been created to handle ESPNOW packets with Linux. You can find it here : ESPNOW_lib. The code also contains a main() that send back every ESPNOW packet received (it acts like an echo).If you want to use this...
I'm really frustrated with my air compressor, it is just too darn loud! I have a Stanley Bostitch BTFP02012 6 gallon pancake compressor that is rated at 2.6 SCFM at 90 PSI with a peak pressure of 150 PSI. The claim is that it produces...
Once I got the digits displaying, I wanted to crossfade them. This was something I had seen people talk about doing, and I saw videos of people successfully doing it, but I couldn't find examples of it being done. I figured the Arduino had...
More of a blog entry than a project one.Sort of a milestone this weekend, we actually spent time making parts for a robot we're trying to get ready before the end of the month. For a short while it was even like a normal CNC shop where we are popping...
When you are writing prose, brevity can be difficult. You have to think very carefully about how to express your ideas concisely and achieve maximum impact. Often, it's simply easier to dump the contents of your brain, and just keep writing and writing,...
import RPi.GPIO as GPIO import math import os from datetime import datetime from time import sleep # This is for revision 1 of the Raspberry Pi, Model B # This pin is also referred to as GPIO23 INPUT_WIRE = 16 GPIO.setmode(GPIO.BOARD) GPIO.setup(INPUT_WIRE,...
Requirements To begin my journey, I decided on my primary requirements: The VE should employ a Display Strategy that uses all possible visual cues. This includes LED a) Position, b) Color and c) Intensity.I want the VE to respond to ambient sounds,...
FLASH vs Backup SRAM STM32 microcontrollers have different power modes, each of which is a compromise between power consumption and wakeup time. Standby mode features the lowest power consumption. In this mode, the CPU and peripherals are stopped, clocks...
In the process of learning how to recycle plastic, I've learned a TON about what plastic actually is, how it's made, what it's made of, and why the different types have the particular (sometimes peculiar) properties that they do. It's not only...
hamsterdaveJun-7 1:24 PMField day, 2 weeks, if you’re interested, go! zonker.harrisJun-7 1:24 PMJust a note that the U of Oregon has a ham club (N7DUX...) KevinJun-7 1:25 PMMic shyness is a thing and it goes away over time. Don't let it put you off....
The Black Beast Feature List from A .. Z 0..9 ====================================== 433 MHz Analyzer/Sniffer -> Top Case / Module B (WiP)which can detect and decode existing 433 MHz signals (e.g. decode a Weather Station)which can transmit...
Dan Maloney11:58 AMHi Ben, welcome aboard. And good early morning to you as well ;-) Dan Maloney11:58 AMWe'll get started in just a minute Ben Nizette11:59 AMThanks Dan! No worries, it's still dark out but my coffee's darker. We're good here! Dan Maloney12:00...