CMD26 PROGRAM_CIDProgramming of the cardidentification register. Thiscommand shall be issued onlyonce. The card containshardware to prevent thisoperation after the firstprogramming. Normally thiscommand is reserved for themanufacturer.
• COPYDefines whether the contents is original (=0) or has been copied (=1). Setting this bit to 1 indicates thatthe card content is a copy. The COPY bit is a one time programmable bit except ROM card.• PERM_WRITE_PROTECTPermanently protects the entire card content against overwriting or erasing (all write and erasecommands for this card are permanently disabled). The default value is 0, i.e. not permanently writeprotected.• TMP_WRITE_PROTECTTemporarily protects the entire card content from being overwritten or erased (all write and erasecommands for this card are temporarily disabled). This bit can be set and reset. The default value is 0,i.e. not write protected.