Difference between revisions of "Electronics"
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**[https://www.superhouse.tv/24-home-automation-system-architecture/ #24: Home automation system architecture] | **[https://www.superhouse.tv/24-home-automation-system-architecture/ #24: Home automation system architecture] | ||
*[[Electronics#Sonoff|See Sonoff]] | *[[Electronics#Sonoff|See Sonoff]] | ||
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=== Some How-Tos === | === Some How-Tos === | ||
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*[https://www.youtube.com/watch?v=au2ba5gWLWk How to Make Double Sided Circuit Boards at Home (Mr Carlson's Lab] | *[https://www.youtube.com/watch?v=au2ba5gWLWk How to Make Double Sided Circuit Boards at Home (Mr Carlson's Lab] | ||
| − | | + | === Circuit information & Ideas === |
| + | |||
| + | *[https://www.google.ca/search?dcr=0&tbm=isch&sa=1&ei=lreVWoTyLqPQjwTZ34mAAw&q=5v+relay+module+circuit+diagram+active+low&oq=5v+relay+module+circuit+diagram+active+low&gs_l=psy-ab.3...306421.310002.0.310452.11.11.0.0.0.0.211.1130.8j2j1.11.0....0...1c.1.64.psy-ab..0.0.0....0.NHHc90gkkHE#imgrc=HDTP1IreGktCdM: '''SEARCH:''' 5v relay module circuit diagram active low] | ||
| + | *[https://www.google.ca/search?q=active+low+transistor+switch&dcr=0&tbm=isch&tbo=u&source=univ&sa=X&ved=0ahUKEwj6-duk8sbZAhXq34MKHfGiBosQsAQINQ&biw=1119&bih=576#imgrc=6BFiBU5LvbB47M: '''SEARCH:''' active low transistor switch] | ||
| + | *[https://electronics.stackexchange.com/questions/277595/preferred-way-of-interfacing-relay-coil-with-active-low-output-from-mcu Preferred way of interfacing relay coil with active low output from MCU] | ||
| + | *[http://www.johnloomis.org/ece201L/lab10/lab10.html ECE 201L Circuit Analysis Laboratory - Lab 10] (digital logic input/output) | ||
| + | *[https://www.theengineeringprojects.com/ The Engineering Projects] (some useful information) | ||
Revision as of 13:20, 9 March 2018
Contents
Current Research
Things I'm Learning
Official Blog of Silicon Labs
- Make your own Printed Circuit Board (PCB)
- Control an accelerometer over I2C
- IoT Security
Resources
Resistance: 4 Band Colour Code Calculator
Capacitance: Conversion Calculator
Local Resources (as in... "Can I get parts without waiting for shipping?")
- Electrical & Electronic Supply Inc.
- Some stock of new parts
- Lots of stock of used/surplus parts
- Whole place is a hell of a mess...
- Forest City Surplus
- Some, very limited, supplies
- Hardcore Electronic Supply
- Very minimal stock so far...
Software
DipTrace - Schematic and PCB Design Software
Tools
- Details about ST-Link V2 Programming Unit mini STM8 STM32 Emulator Downloader M89 Top
- Details about USBasp USB ISP Programmer Adapter for ATMEL AVR S51 WIN7 VISTA AT89S51 AT89S52
- Authentic Nitecore UM20 Dual Slot Li-ion Battery Charger
- USB Voltage Current Meter Charger Doctor Tester 200mV 0-60 Degree
- AVR Parts Tester
- DSO138
- Soldering Equipment
- Easing the pain of SWD on modern DPS:es
...Parts...
Microcontrollers
Knowledge
- Walking the 32bit path to a blinky LED
- MicroFAT: A File System for Microcontrollers
- Microcontroller Register Manipulation
- I2C
- I2C - Learn
- I2C Tutorial
- I2C with Arduino
- I2C with ESP8266
- I2C Projects
- SPI
- Musings on writing a software USB stack
Tools
Software (IDEs)
TI
Atmel
Renesas
Espressif
STMicroelectronics
Microchip
-STS-
Single Board Computers
Sonoff
High Voltage
- 50,000V High Voltage Power Supply
- Tesla Coil Projects
- ZVS Drivers
Robotics
Off-Grid
- A New & Improved Charge Controller Based on the 555 Chip
- A low-voltage disconnect for 12 volt lead acid and lithium batteries
- ARDUINO MPPT SOLAR CHARGE CONTROLLER (Version-3.0)
- DIY solar cell from scratch
...Projects...
Knowledge
- Current Limiting Resistor Calculator for Leds
- Wire Guage
- Kelvin (4-wire) Resistance Measurement
- James Lewis - They're JUST Capacitors
- How to : Control Speed of Motor
- Some discussion about switching with MOSFETs & a bit about using LTSpice
- How to Build Your Own Discrete 4-Bit ALU
- Build Your Own Motor Driver
- Inspecting Electronic Circuits with an Audible Circuit Probe
- The Basics Behind Constant-Current LED Drive Circuitry
- How Lithium-Metal Doubles the Energy Density of Rechargeable Batteries
- Intro to Stepper Motors
- Uses of Different Soldering Iron Tips
- From Resistors to ICs Color Codes
- Measuring Resistances Less Than 1 Ohm
Digital Logic
Truth Tables
| AND | NAND | |||||
| 0 | 0 | 0 | 0 | 0 | 1 | |
| 0 | 1 | 0 | 0 | 1 | 1 | |
| 1 | 0 | 0 | 1 | 0 | 1 | |
| 1 | 1 | 1 | 1 | 1 | 0 | |
| OR | NOR | |||||
| 0 | 0 | 0 | 0 | 0 | 1 | |
| 0 | 1 | 1 | 0 | 1 | 0 | |
| 1 | 0 | 1 | 1 | 0 | 0 | |
| 1 | 1 | 1 | 1 | 1 | 0 | |
| XOR | XNOR | |||||
| 0 | 0 | 0 | 0 | 0 | 1 | |
| 0 | 1 | 1 | 0 | 1 | 0 | |
| 1 | 0 | 1 | 1 | 0 | 0 | |
| 1 | 1 | 0 | 1 | 1 | 1 | |
Ideas
- Quick and Efficiently Wiring Your Prototype Circuit Board
- Using Transistor as a Switch
- 4-in-1 Arduino LCD Shield Kit
- 9V/1kV DC/DC converter
- A low-voltage disconnect for 12 volt lead acid and lithium batteries
YouTube
- #237: 4 Wire Resistance Measurement | Kelvin connection
- 4 wire kelvin resistance measurement tutorial
- Soldering Tool
- Wireless Module on Breadboard - NRF24L01+ and ESP8266
- Level Shifting Tutorial 5V-3.3V Quick and Dirty Methods
- How to Drive LEDs - Easy Constant Current Circuit
- How to protect circuits from reversed voltage polarity!
- 6 Ways to control Motors! Including with Arduino & Raspberry Pi! How To Tutorial from NYC CNC
- Salvaging Hall Effect Sensors and Neodymium Magnets - Build an RPM-meter
Reverse Engineered: 50p Electronic 555 Doorbell Kit (with schematic)
Schematic generated in Fritzing
Instructables
Caption1
- Is the best PCB etchant in every kitchen?
- Automatic Dark Detector
- How to Control a Nixie Tube with an Arduino
- Basic Electronic components
- Call Blocker / Telemarketer Stopper
- Simple Led driver/Constant-current source 20 mA
Interesting Products
-STS-
- Embedded PID Temperature Control
- Halogen Lamp Abused for Desoldering
- (Homebrew PCBs with Clive)
Finding data on old chips
- A high current power supply built around a server voltage regulator
- Direct PCB Printing with a Modified Laser Printer
- DIY Through Hole Plating of PCBs
LMT01 temperature sensor
Home Automation
Some How-Tos
- DIY Arduino Schematic - AddOhms #23
- How to Make Double Sided Circuit Boards at Home (Mr Carlson's Lab
Circuit information & Ideas
- SEARCH: 5v relay module circuit diagram active low
- SEARCH: active low transistor switch
- Preferred way of interfacing relay coil with active low output from MCU
- ECE 201L Circuit Analysis Laboratory - Lab 10 (digital logic input/output)
- The Engineering Projects (some useful information)
