AT88SC0104CA-SH Atmel, AT88SC0104CA-SH Datasheet - Page 7

• Manufacturer Part Number: AT88SC0104CA-SH
• Description: EEPROM CryptoMemory, 1Kbit, 4Zone, 8SOIC, GRN
• Manufacturer: Atmel

Specifications of AT88SC0104CA-SH

• Rohs: yes
• Factory Pack Quantity: 12000

5.2
Memory Reset
After an interruption in communication due protocol errors, power loss or any reason, perform "Acknowledge Polling" to
properly recover from the condition. Acknowledge polling consists of sending a start condition followed by a valid
CryptoMemory command byte and determining if the device responded with an acknowledge.
Figure 5-1. Bus Time for Two-wire Serial Communications
SCL: Serial Clock, SDA: Serial Data I/O
SDA OUT
Figure 5-2. Write Cycle Timing
SCL: Serial Clock, SDA: Serial Data I/O
SDA
Note:
SCL
SDA IN
SCL
WORDn
The write cycle time t
clear/write cycle
t
8th BIT
SU.STA
ACK
wr
t
HD.STA
is the time from a valid stop condition of a write sequence to the end of the internal
t
t
F
LOW
t
AA
CONDITION
STOP
t
HIGH
t
HD.DAT
Atmel AT88SC0104CA [SUMMARY DATASHEET]
t
LOW
t
wr
(1)
t
t
SU.DAT
DH
CONDITION
START
5200FS−CRYPTO−12/11
t
R
t
SU.STO
t
BUF
7