AT94S05AL ATMEL Corporation, AT94S05AL Datasheet - Page 8

• Manufacturer Part Number: AT94S05AL
• Description: The Secure Fpslic Combines Our AT94K05AL Fpslic Device And a Secure Configuration EePROM in a Single 256-pin Cabga Package.
• Manufacturer: ATMEL Corporation

8
Programming Summary:
Read from Whole Device
AT94S Secure Family
Low-power (Standby)
Send Device Address
Send Device Address
Send Start Condition
Send Start condition
BYTE_COUNT ≤ 0
EEPROM Address
EEPROM Address
Sent Stop Condition
EEPROM Address
BYTE_COUNT ≤
BYTE_COUNT+1
SER_EN ≤ High
SER_EN ≤ Low
Read Data Byte
Middle Byte
Send MSB of
Send LSB of
Send ACK
START
($A7)
($A6)
END
(2)
(1)
(1)
Yes
Yes
Yes
Yes
Yes
Yes
No
BYTE_COUNT=
TT_BYTE?
ACK?
ACK?
ACK?
ACK?
ACK?
No
No
No
No
No
Notes:
EEPROM Address is Defined as:
AT17LV512/010
TT_BYTE
AT17LV512
AT17LV010
1. The 512-Kbit and 1-Mbit parts require three
2. Data byte received/sent LSB to MSB
EEPROM address bytes; all three bytes must be indi-
vidually ACK’d by the EEPROM.
cSCK
cSDA
cSCK
cSDA
cSCK
cSDA
cSCK
cSDA
START CONDITION
STOP CONDITION
SAMPLE DATA BIT
ACK BIT
ACK
2314C–FPSLI–06/02
00 00 00 \h
131072 \d
65536 \d