The complet Tool chain for CPU5 include C compiler, ASM compiler and UART flasher
Modifie your flash pinour for your MCU and flash the firmware located at :
ToolchainCPU5/lasher3.1/MCU_flasher/MCU_flasher.ino
*This programe has been tested only on ESP32
Create a main.c near the toolchain file.
Open a terminal, type cd ToolchainCPU5/
If you are on linux, type make or ./CompilCommande.bat on windows