Samsung S5PC100 User Manual page 469

NAND FLASH CONTROLLER
3 SOFTWARE MODE
S5PC100 only supports software mode access. Use this mode to access NAND flash memory completely. The
NAND Flash Controller supports direct access interface with the NAND flash memory.
•
Writing to the command register (NFCMMD) = the NAND Flash Memory command cycle
•
Writing to the address register (NFADDR) = the NAND Flash Memory address cycle
•
Writing to the data register (NFDATA) = write data to the NAND Flash Memory (write cycle)
•
Reading from the data register (NFDATA) = read data from the NAND Flash Memory (read cycle)
•
Reading main ECC registers (NFMECCD0/NFMECCD1) and Spare ECC registers (NFSECCD)
= read data from the NAND Flash Memory
In the software mode, you have to check the RnB status input pin by using polling or interrupt.
5.4-4
NOTE
S5PC100 USER'S MANUAL (REV1.0)