Check the manufacturer’s website of your specific S12 development board (e.g., USBBDM NT, TBDML, or OSBDM). They often supply a customized bitdownload_ir.exe .
Disclaimer: The commands and filenames mentioned above are based on common naming conventions for S12 programming tools. Always refer to your specific hardware’s user manual.
Supports Download Managers (IDM) to pause and resume.