HN58X2432SI/HN58X2464SI

Rev.2.00, Jan.11.2005, page 9 of 20

Functional Description

Start Condition

A high-to-low transition of the SDA with the SCL high is needed in order to start read, write operation

(See start condition and stop condition).

Stop Condition

A low-to-high transition of the SDA with the SCL high is a stop condition. The stand-by operation starts

after a read sequence by a stop condition. In the case of write operation, a stop condition terminates the

write data inputs and place the device in a internally-timed write cycle to the memories. After the

timing).

Start Condition and Stop Condition

SCL

SDA

(in)

Stop condition

Start condition