The FT9xx Toolchain is a free tool to enable code development and debug for the FT9xx series and are based on plug-ins for the free popular IDE using the GCC compiler. Driver support for each of the main functional units of the MCUs are also included in the installation package, provided as C code and precompiled binaries in addition to sample projects.
Click here to download and install the FT9xx Toolchain (V.2.3.2)
Legacy support for FT9xx tool chain release:
FT9xx Toolchain (V.2.2.1).
Unsupported previous FT900 tool chain releases:
FT90x Toolchain (V.2.1.0)
FT90x Toolchain (V.1.2.0).