FOR AUTOMOTIVE 105

°C OPERATION 2-WIRE SERIAL E

S-24CS01A/02A/04A H Series

9



Operation

1. Start condition

Start is identified by a high to low transition of the SDA line while the SCL line is stable at high.

Every operation begins from a start condition.

2. Stop condition

Stop is identified by a low to high transition of the SDA line while the SCL line is stable at high.

When a device receives a stop condition during a read sequence, the read operation is interrupted, and the device

enters standby mode.

When a device receives a stop condition during a write sequence, the reception of the write data is halted, and the

S-24CS01A/02A/04A initiates a write cycle.

Start Condition

Stop Condition

SCL

SDA

Figure 8 Start / Stop Conditions