device configuration register
Register DCR reader
DCR
Register DCR writer
Field CKMODE reader - Mode 0 / mode 3
CKMODE
Field CKMODE writer - Mode 0 / mode 3
Field CSHT reader - Chip select high time
CSHT
Field CSHT writer - Chip select high time
Field FSIZE reader - FLASH memory size
FSIZE
Field FSIZE writer - FLASH memory size