M58CR064C, M58CR064D, M58CR064P, M58CR064Q
Table 6. Electronic Signature Codes
Code
Address (h)
Data (h)
Manufacturer Code
Bottom Bank Address + 00
0020
Top (M58CR064C)
88CA
Device Code
Bottom (M58CR064D)
Top (M58CR064P)
Bottom Bank Address + 01
88CB
8801
Bottom (M58CR064Q)
8802
Lock
0001
Block Protection
Unlocked
Locked and Locked-Down
Block Address + 02
0000
0003
Unlocked and Locked-Down
0002
Reserved
Bottom Bank Address + 03 Reserved
Configuration Register
Bottom Bank Address + 05
CR
ST Factory Default
xx06
Security Block Permanently Locked
Protection Register Lock OTP Area Permanently Locked
Bottom Bank Address + 80
xx02
xx04
Security Block and OTP Area Permanently
Locked
xx00
Protection Register
Note: CR=Configuration Register.
Bottom Bank Address + 81 Unique Device
Bottom Bank Address + 84
Number
Bottom Bank Address + 85
Bottom Bank Address + 8C
OTP Area
Figure 5. Security Block and Protection Register Memory Map
SECURITY BLOCK
Parameter Block # 0
PROTECTION REGISTER
8Ch
User Programmable OTP
85h
84h
Unique device number
81h
80h
Protection Register Lock
210
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