M24256-A125 Datasheet, PDF (22/40 Pages) STMicroelectronics – Automotive 256-Kbit serial IC bus EEPROM with 1 MHz clock

Instructions
M24256-A125
4.2.6
Acknowledge in Read mode
For all Read instructions, the device waits, after each byte sent out, for an acknowledgment
during the 9th bit time. If the bus master does not send the Acknowledge (the master drives
SDA high during the 9th bit time), the device terminates the data transfer and enters its
Standby mode.
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DocID023506 Rev 4