Z51F0410 Datasheet, PDF (178/184 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F0410
Product Specification
USEED1 is only available when ENCRYPT is 1
9.2 Serial ID
The Z51F0410 MCU supports 16 bytes of user serial ID for device identification. These ID are
mapped to SFR area. User can write SID to 0x0A~0x19 of OTP area and read SID of SFR by indirect
adressing mode.
SID is mappet to D6H and SIDA to D5H.
SIDX (Serial ID X) : D5H
7
6
5
4
3
2
SIDX[7:0]
-
-
-
-
-
-
SIDX[7:0] User Serial ID X X is from 0 to 15.
1
0
-
-
Initial value : 00H
SID0
SID1
SID2
SID3
SID4
SID5
SID6
SID7
SID8
SID9
SID10
SID11
SID12
SID13
SID14
SID15
Table 9-1 Summary of SID
OTP address
0x0A
0x0B
0x0C
0x0D
0x0E
0x0F
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
Initial value
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
PS029502-0212
PRELIMINARY
175