M95512-125 Datasheet, PDF (16/38 Pages) STMicroelectronics – Automotive 512-Kbit serial SPI bus EEPROM

Instructions
6
Instructions
M95512-125
Each instruction starts with a single-byte code, as summarized in Table 3.
If an invalid instruction is sent (one not contained in Table 3), the device automatically
deselects itself.
Table 3. Instruction set
Instruction
Description
WREN
Write Enable
WRDI
Write Disable
RDSR
WRSR
Read Status Register
Write Status Register
READ
Read from Memory Array
WRITE
Write to Memory Array
Instruction format
0000 0110
0000 0100
0000 0101
0000 0001
0000 0011
0000 0010
Table 4. Address range bits
Address significant bits
1. Upper MSBs are Don’t Care.
A15-A0⁽¹⁾
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Doc ID 022584 Rev 2