load vs enable on a counter - SERP Analysis

https://en.wikipedia.org/wiki/Counter_(digital)

https://stackoverflow.com/questions/36104792/counter-4bit-with-synchronous-load-and-enable-and-asynchronous-reset

https://www.geeksforgeeks.org/digital-logic/counters-in-digital-logic/

https://forum.allaboutcircuits.com/threads/what-is-the-purpose-of-the-load-input-in-a-counter.78213/

https://www.csee.umbc.edu/~phatak/212/lectures/counters1.pdf

https://learnabout-electronics.org/Digital/dig56.php

https://faculty-web.msoe.edu/tritt/hs/hsdig04.html

https://drive.uqu.edu.sa/_/aagutub/files/_/teaching/1401213/Useful_Notes/8_Counters2.pdf

https://www.asic-world.com/examples/verilog/up_counter_with_load.html

https://www.reddit.com/r/embedded/comments/m7yq2p/eli5_load_counter_prescaler_for_timers/