Updated sample device driver for C Controller module is added to the BSP v4 package.
Check [melsec_sample_driver] in [BSP v4 Package List] of [Package Information].

http://eldmicc.lineo.co.jp/packagelist/v4/

*Although this sample includes source code of the MELSEC I/F driver that is licensed under GPL, please refrain from making inquiry to Mitsubishi Electric---who is the owner of such source code---about the contents of relevant source code.