I have been looking to use Arduino to add functionality to my model train layout. My favourite is a model speedo that calculates and displays the speed of trains passing between two sensors. See Arduino Your Home & Environment: Arduino Model Railroad Scale Speedometer - Finished for the project. T…

BackPacks?? What are they?

Topic		Replies	Views
7-Segment display & LED Backpack LEDs and Multiplexing	5	1244	May 6, 2021
LED RGB Matrix Backpack Choice? LEDs and Multiplexing	5	2643	May 6, 2021
Arduino-based backpack board for Adafruit RGB Matrix Panel Products and Services	1	2616	May 6, 2021
A biginners question General Guidance	6	2183	May 5, 2021
ardunio project or not? Interfacing	4	1190	May 6, 2021