More than that, though, it’s a thorough look into the details of pull-up and pull-down resistors, how microcontrollers see voltage as logic levels, and how other pieces of hardware interact with ...

The short answer—nearly of them. Pull-ups work the lats, pecs, shoulders, biceps, triceps, and forearms as well as chest-down muscles like the core, glutes, quads, and hamstrings, says Rivera.

they help pull the shoulder blades back and down during the pulling motion. Pull-ups also work a range of other muscles, including: As you can see, many muscles are involved – but don’t let ...