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M28W320CB 数据表(PDF) 19 Page - STMicroelectronics

部件名 M28W320CB
功能描述  32 Mbit (2Mb x16, Boot Block) 3V Supply Flash Memory
PDF  42 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M28W320CB 数据表(HTML) 19 Page - STMicroelectronics

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M28W320CT, M28W320CB
Table 18. Primary Algorithm-Specific Extended Query Table
Table 19. Security Code Area
Offset
Data
Description
(P)h = 35h
0050h
Primary Algorithm extended Query table unique ASCII string “PRI”
0052h
0049h
(P+3)h = 38h
0031h
Major version number, ASCII
(P+4)h = 39h
0030h
Minor version number, ASCII
(P+5)h = 3Ah
0006h
Extended Query table contents for Primary Algorithm
bit 0
Chip Erase supported
(1 = Yes, 0 = No)
bit 1
Erase Suspend supported
(1 = Yes, 0 = No)
bit 2
Program Suspend
(1 = Yes, 0 = No)
bit 3
Lock/Unlock supported
(1 = Yes, 0 = No)
bit 4
Quequed Erase supported
(1 = Yes, 0 = No)
bit 31 to 5 Reserved; undefined bits are ‘0’
0000h
(P+7)h
0000h
(P+8)h
0000h
(P+9)h = 3Eh
0001h
Supported Functions after Suspend
Read Array, Read Status Register and CFI Query are always supported during Erase or
Program operation
bit 0
Program supported after Erase Suspend (1 = Yes, 0 = No)
bit 7 to 1
Reserved; undefined bits are ‘0’
(P+A)h = 3Fh
0000h
Block Lock Status
Defines which bits in the Block Status Register section of the Query are implemented.
bit 0
Block Lock Status Register Lock/Unlock bit active (1 = Yes, 0 = No)
bit 1
Block Lock Status Register Lock-Down bit active (1 = Yes, 0 = No)
bit 15 to 2 Reserved for future use; undefined bits are ‘0’
(P+B)h
0000h
(P+C)h = 41h
0027h
VDD Logic Supply Optimum Program/Erase voltage (highest performance)
bit 7 to 4
HEX value in volts
bit 3 to 0
BCD value in 100 mV
(P+D)h = 42h
00C0h
VPP Supply Optimum Program/Erase voltage
bit 7 to 4
HEX value in volts
bit 3 to 0
BCD value in 100 mV
(P+E)h
0000h
Reserved
Offset
Data
Description
80h
00XX
Protection Register Lock
81h
XXXX
64 bits: unique device number
82h
XXXX
83h
XXXX
84h
XXXX
85h
XXXX
64 bits: User Programmable OTP
86h
XXXX
87h
XXXX
88h
XXXX



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