Toshiba H1 Series Data Book page 255

Table 3.11.3 How to Access the NAND Flash Data Register
Write
Access Data Size
1-byte access
2-byte access
4-byte access
Read
Access Data Size
1-byte access
2-byte access
4-byte access
Example of instruction
ld (0x1FF0),a
ld (0x1FF0),wa
ld (0x1FF0),xwa
Example of instruction
ld a,(0x1FF0)
ld wa,(0x1FF0)
ld xwa,(0x1FF0)
92CZ26A-252
8-bit NAND Flash
Supported
Supported
Supported
8-bit NAND Flash
Supported
Supported
Supported
TMP92CZ26A
16-bit NAND Flash
Not supported
Supported
Supported
16-bit NAND Flash
Not supported
Supported
Supported