Epson Research and Development
Page 101
Vancouver Design Center
13 Identifying the S1D13506
The S1D13506 can only be identified once the Memory/Register Select bit is set to 0. The
steps to identify the S1D13506 are:
1. Set the Memory/Register Select bit to 0 by writing 00h to REG[001h].
2. Read REG[000h].
3. The production version of the S1D13506 will return a value of 11h (00010001b).
4. The product code is 4 (000100b based on bits 7-2).
5. The revision code is 1 (01b based on bits 1-0).
Programming Notes and Examples
Issue Date: 01/02/06
S1D13506
X25B-G-003-03