[gnode]

> it looks like its memory addressing scheme still assigns addresses to bytes, and has special operations that allow you to further specify a bit offset within that memory address.

There are also instructions which use an addressing scheme which takes an 8-bit bit address, with the 0x00 - 0x7f corresponding to lower memory, and 0x80 - 0xff corresponding to 16 specific registers in the Special Function Register set.