Panasonic MN101L Series

Chapter 13
Serial Interface
IIC Communication XIII - 67
 Slave Reception Timing (Restart Condition Detection)
Figure:13.5.12 Slave Reception Timing (Restart Condition Detection)
(1) Detect start condition
(2) Receive address data (slave address + R/W bit)
(3) Transmit ACK bit
(4) Set dummy data to TXBUFn in interrupt handler
(5) Receive data
(6) Transmit ACK bit
(47 Set dummy data to TXBUFn in interrupt handler
(8) Detect restart condition
12
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. .
8 ACK 1 2 8
(1) (3) (4)(2) (6)(5) (7) (8)
Set dummy data to TXBUFn
ACK
address data
reception
8 bits reception
IIC3BUSBSY
IIC3STRT
IIC3ADD_ACC
SDAn
SCLn
SCnTIRQ
Set dummy data to TXBUFn