Install sdcc-ucsim by entering the following commands in the terminal:
sudo apt update sudo apt install sdcc-ucsim
Description:
Micro-controller simulator for SDCC
uCsim is a microcontroller simulator. It is extensible to support different microcontroller families. It currently supports Intel MCS51 family, HC08 and Z80 microcontrollers.
Homepage: http://sdcc.sourceforge.net
Version: 3.5.0+dfsg-2build1
Section: universe/electronics