: After the software is installed, connect the programmer via USB. If prompted, point the driver update wizard to the \DRIVER folder within your installation directory. Version & Compatibility
While you specifically requested the version, this is an older release. For better chip support and stability, it is generally recommended to use the latest version available on the manufacturer's site. Installation Steps Download RT809H 20210222 ENG exe
To properly set up the software after downloading the .exe (often packaged in a .zip or .rar file), follow these steps found in the RT809H User Manual : : After the software is installed, connect the