Install binutils-z80 by entering the following commands in the terminal:
sudo apt update sudo apt install binutils-z80
Description:
GNU binary utilities for the z80-unknown-coff target
The programs in this package are used to assemble, link and manipulate binary and object files for the Z80 and R800 CPUs. This package is primarily for Z80 and R800 developers and is not needed by normal users or developers.
Homepage: https://www.gnu.org/software/binutils/
Version: 2.30-11ubuntu1+4build1
Section: universe/devel