specs

Table of Contents

Adafruit Parts
Connectors
Dallas 18B20
Misc Data Sheets
ESP8266 Data Sheets
Data Sheet Notes
Ebay parts
Steppers

Adafruit Parts

BMP280 Breakout Adafruit version
Adafruit DC Boarduino Arduino with Atmega 328
i2c or SPI Backpack 2 wire LCD or relay hookup
Overview Adafruit BMP280 Pressure Sensor breakout
Adafruit DHT22 Humidity-Temp Sensor
DHT22 Humidity Sensor from Adafruit
TV B Gone July 2012
Standard LCD 4x20 March 2013
Red Matrix LED 16x24 Dec 2015
TH02 Temp-Humidity Sensor sold by Anarduino
Huzzah Esp8266 Adafruits breakout and packaging
Huzzah Overview & Pin definitions
Huzzah Esp8266 Bootloader Adafruits Arduino IDE instrutions
RTC DS3231 Adafruit Learning
Adafruit Powertail 2 purchased Aug 2014
Adafruit FTDI to USB Cable

Connectors

Micro USB vs Mini USB

Dallas 18B20

Amazon HiLetGo version May 2023

Misc Data Sheets

All Electronics DC-DC notes
Adafruit Powertail 2 purchased Aug 2014
LM317L Adj Volt Reg notes also LM340, LM7805
RA4 Relay pinout
AM312 PIR Amazon purchase 12/4/2022
FDN337 FET pinout
SOT-23 LEDs pinout
High Current with 78xx
Level translation for mixed 5v and 3v
LM2937 for 5v to 3v
LM7805L 5v regulator pinout
Misc One Wire Temp Sensor tables
Chinese 8 Relay Board March 2013
Chinese 2 Relay Board March 2016
433 Mhz Transceiver Cheap Chinese eBay
74HC595 datasheet from Sparkfun 8/6/2016
ULN2003 Darlington Relay/motor driver
MP1584 Dip DC to DC converter
DRV8825 Stepper Driver
NDP6020 PFET
NDP6020 TO-220 Pinout
Shelly 1PM Dec 2022
Shell 1 Switch Wiring Dec 2022
ZMPT101B Voltage Monitor 110VAC to 5 VDC monitor

ESP8266 Data Sheets

Wemos D1 Mini pinout and schematic
ESP-12 pinout esp8266 LoLin and pins to use Arduino IDE, I2C and SPI definitions
NodeMCU esp8266 board
ESP8266 boards pinouts
NodeMCU pin numbers for Arduino IDE
Pin Mapping Lolin to ESP-12
Node MCU V3 datasheet
Wemos D1 mini pins and schematic
NodeMCU pin mapping to Arduino IDE
ESP32 GPIO Pins
Programming ESP-01 Tasmotize

Data Sheet Notes

433 Mhz Transceiver Cheap Chinese eBay
All Electronics DC-DC notes
Chinese 2 Relay Board March 2016
Chinese 8 Relay Board March 2013
Chinese 8 Relay Board August 2016
FDN337 FET pinout
High Current with 78xx
Level translation for mixed 5v and 3v
LM317L Adj Volt Reg notes also LM340, LM7805
LM2596 DC-DC Module components mounted on PCB pics, Datasheet
LM2937 for 5v to 3v
LM7805L 5v regulator pinout
Misc One Wire Temp Sensor tables
RA4 Relay pinout
Serial to Parallel HC595 notes
SOT-23 LEDs pinout
LinkNode R4 Relay board
Voltage Regulator Weewooday DC-DC 4.5-24V Buck Converter with fixed or variable output

Ebay parts

BMP280 Barometer used in Davis to WiFi gateway Nov 2019
FT3231 RTC
linknode_r4_arduino-compatible_wifi_relay_controller_-_linksprite_2019-06-12_8_51_24_am_.html

Steppers