Download the latest version of the IDE and the appropriate compiler (XC8 for 8-bit, XC16/XC32).
The simulator supports UART1 IO Options , allowing you to send virtual terminal data or inject serial data from a text file to test communication protocols. Microchip Pic Software Simulator
A PIC software simulator acts as a virtual microcontroller on your computer. It mimics the behavior of the PIC’s internal architecture—including CPU registers, memory (RAM/Flash), timers, and input/output ports—without needing the physical chip. Key Features of MPLAB X Simulator Download the latest version of the IDE and