M45PE40 Datasheet, PDF (24/46 Pages) STMicroelectronics – 4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface

Instructions
M45PE40
Figure 12. Page Write (PW) instruction sequence
S
0 1 2 3 4 5 6 7 8 9 10 28 29 30 31 32 33 34 35 36 37 38 39
C
Instruction
24-Bit Address
Data Byte 1
D
23 22 21 3 2 1 0 7 6 5 4 3 2 1 0
MSB
MSB
S
40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55
C
Data Byte 2
Data Byte 3
Data Byte n
D
7654321076543210
MSB
MSB
1. Address bits A23 to A19 are Don’t Care
2. 1 ≤n ≤256
76543210
MSB
AI04045
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