SDA2526-5 Datasheet, PDF (11/12 Pages) Siemens Semiconductor Group – Nonvolatile Memory 2-Kbit E2PROM with I2C Bus

SDA 2526-5
Figure 3
Programming
Control word input
ST CS/E As
WA
As
DE
As
SP
(the reprogramming starts after
this stop condition)
Check for program end
ST CS/A As
1. when As = 1 programming is not finished
2. when As = 0 programming is finished
Program interruption by
ST CS/E As
Figure 4
Read
Control word input read
a) complete (with word address input)
ST CS/E As WA As ST CS/A As DA Am DA Am SP
b) shortened:
Bit 0 … 7 the last adapted word
address keep unchanged
n bytes
Last byte
Automatic incrementation
of the word address
ST CS/A As DA Am DA Am SP
n bytes
Last byte
Autoincrement
before stop condition
Am = 0
Am = 1
Semiconductor Group
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