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

SDA 2526-5
Control Word Table
Clock No.
CS/E
CS/A
WA
DE
DA
1 2 3 4 5 6 7 8 9 (Acknowledge)
1 0 1 0 CS2 CS1 CS0 0 0 through memory
1 0 1 0 CS2 CS1 CS0 1 0 through memory
A7 A6 A5 A4 A3 A2 A1 A0 0 through memory
D7 D6 D5 D4 D3 D2 D1 D0 0 through memory
D7 D6 D5 D4 D3 D2 D1 D0 0/1 through master
Control Word Input Key
CS/E
CS/A
WA
DE
DA
D0 to D7
ST
SP
As
Am
CS0, CS1, CS2
A0 to A7
Chip select for data input into memory
Chip select for data output out of memory
Memory word address
Data word for memory
Data word read out of memory
Data bits
Start condition
Stop condition
Acknowledge bit from memory
Acknowledge bit from master
Chip select bits
Memory word address bits
Semiconductor Group
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