About Jay Jay

Hi there. My name is John Elliot V. My friends call me Jay Jay. I talk about technology on my blog at blog.jj5.net and make videos about electronics on my YouTube channel @InTheLabWithJayJay.

4 Digit 7 Seven Segment display

I’m planning to get a bunch of these: 0.56 Inch 7 Seven Segment 4 Digits Red Clock LED Display Common cathode Time 12 Pins. Then I need to figure out how to drive them from an Arduino Nano…

// 2022-09-24 jj5 – actually, these might be better: 0.91 inch OLED Module White/Blue OLED 128X32 OLED LCD LED Display Module 0.91″ IIC Communicate For Arduino ROHS Certification.

SparkFun Tiny AVR Programmer PGM-11801

I have one of these: SparkFun Tiny AVR Programmer PGM-11801. I was thinking of getting another one or two for backup, but there’s probably no need at the moment.

Also I figured out how to put a programmer on my Pluggable ATTINY Development Board For ATtiny13A/ATtiny25/ATtiny45/ATtiny85 Programming Editor Micro Usb Power Connector (see that link for details).

Jaycar Maker Hub

This isn’t super high quality content, and is basically just advertising, but what the hell. I’m not sure how regularly they get new content, but today on Maker Hub: