Toshiba H1 Series Data Book page 267

4. ID Read
The ID read routine is as follows:
ldw
ldw
ldw
ldw
ldw
ldw
ldw
(ndfmcr0),50A8h ; WE enable, CLE enable
(ndfdtr0),0090h ; Write ID read command
(ndfmcr0),50C8h ; ALE enable, CLE disable
(ndfdtr0),0000h ; Write 00
(ndfmcr0),5008h ; WE disable, CLE disable
xxxx,(ndfdtr0) ; Read 1'st ID maker code
xxxx,(ndfdtr1) ; Read 2'ndID device code
92CZ26A-264
TMP92CZ26A