Things used in this project

Hardware components:
OLED
Link to the part I have, 4-pins I2C - Not a dealer recommendation
×1
serial-USB
ONLY RUN THIS BOARD IN 3.3 Volt MODE
×1
Resistor 10K 1/4 watt
Resistor pull-up
×1
Resistor 1.8K 1/4 watt
Resistors pull-up for I2C signals SDA & SCL
×2
Esp01
Everything ESP ESP8266 ESP-01
available from eBay, Aliexpress, Adafruit, others... about $4 from China
×1
Software apps and online services:
Ide web
Arduino IDE

Schematics

Generic - for reference
Reference
Esp8266%20on%20breadboard

Code

Main ESP8266.com core
primary core source

Credits

Coffeemath
Ray Burnette

IT architect - retired AT&T... USAF-Secure Comm , Burroughs, Clemson U. School of EE Research, Southern Bell, BellSouth, SofKinetics, Inc. (President), AT&T IT

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