AT24C128C-SSHM-T Datasheet, PDF (7/22 Pages) ATMEL Corporation – I2C-Compatible (2-Wire) Serial EEPROM 128-Kbit (16,384 x 8)

Software Reset: After an interruption in protocol, power loss or system reset, any 2-wire part can be protocol reset by
following these steps:
1. Create a Start bit condition
2. Clock nine cycles
3. Create another Start bit followed by stop bit condition as shown below.
The device is ready for next communication after above steps has been completed.
Figure 6-3. Software Reset
Dummy Clock Cycles
SCL
1
2
3
Start
Bit
SDA
8
9
Start
Bit
Stop
Bit
Figure 6-4. Bus Timing
SCL
SDA In
t_SU.STA
SDA Out
t_F
t_LOW
t_HD.STA
t_HIGH
t_HD.DAT
t_LOW
t_SU.DAT
t_AA
t_DH
t_R
t_SU.STO
t_BUF
Atmel AT24C128C [DATASHEET]
7
8734B–SEEPR–9/2012