Function new_m336 

pub fn new_m336(
    prg_rom: Box<[u8]>,
    chr_rom: Box<[u8]>,
    mirroring: Mirroring,
) -> Result<SimpleBmc, MapperError>

Mapper 336 (BMC-K-3046 UNROM-style multicart).

Errors

MapperError::Invalid on a bad PRG/CHR size.