M95320-R STMICROELECTRONICS [STMicroelectronics], M95320-R Datasheet - Page 11
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M95320-R
Manufacturer Part Number
M95320-R
Description
32Kbit and 64Kbit Serial SPI Bus EEPROMs With High Speed Clock
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.M95320-R.pdf
(42 pages)
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–
Table 5. Write-Protected Block Size
Status Register Bits
The ‘last bit of the instruction’ can be the
eighth bit of the instruction code, or the eighth
bit of a data byte, depending on the instruction
(except for Read Status Register (RDSR) and
Read (READ) instructions).
BP1
0
0
1
1
BP0
0
1
0
1
Protected Block
Whole memory
Upper quarter
Upper half
none
M95640-R, M95640-S
M95640, M95640-W,
1800h - 1FFFh
1000h - 1FFFh
0000h - 1FFFh
–
none
The ‘next rising edge of Serial Clock (C)’ might
(or might not) be the next bus transaction for
some other device on the SPI bus.
Array Addresses Protected
M95320-R, M95320-S
M95320, M95320-W,
0C00h - 0FFFh
0800h - 0FFFh
0000h - 0FFFh
M95640, M95320
none
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