參數(shù)資料
型號(hào): STM8L162R8T6
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PQFP64
封裝: 10 X 10 MM, LQFP-64
文件頁數(shù): 76/116頁
文件大小: 1229K
代理商: STM8L162R8T6
Unique ID
STM8L162R8, STM8L162M8
56/123
Doc ID 17959 Rev 1
8
Unique ID
devices feature a 96-bit unique device identifier which provides a reference number that is
unique for any device and in any context. The 96 bits of the identifier can never be altered by
the user.
The unique device identifier can be read in single bytes and may then be concatenated
using a custom algorithm.
The unique device identifier is ideally suited:
For use as serial numbers
For use as security keys to increase the code security in the program memory while
using and combining this unique ID with software crytograhic primitives and protocols
before programming the internal memory.
To activate secure boot processes
Table 13.
Unique ID registers (96 bits)
Address
Content
description
Unique ID bits
76
54
3
2
1
0
0x4926
X co-ordinate on
the wafer
U_ID[7:0]
0x4927
U_ID[15:8]
0x4928
Y co-ordinate on
the wafer
U_ID[23:16]
0x4929
U_ID[31:24]
0x492A
Wafer number
U_ID[39:32]
0x492B
Lot number
U_ID[47:40]
0x492C
U_ID[55:48]
0x492D
U_ID[63:56]
0x492E
U_ID[71:64]
0x492F
U_ID[79:72]
0x4930
U_ID[87:80]
0x4931
U_ID[95:88]
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