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