39.7.2.2 Byte Write or Byte Select Access

Each chip select with an 8 or 16 bit data bus can operate with one of two different types of write access: byte write or byte select access. This is controlled by the BAT field of the SMC_MODE register for the corresponding chip select.

The following figure shows how to connect a 512K x 8-bit memory on NCS2.

Figure 39-4. Memory Connection for an 8-bit Data Bus

The following figure shows how to connect a 512K x 16-bit memory on NCS2.

Figure 39-5. Memory Connection for a 16-bit Data Bus