Fujitsu F2MCTM-16LX Manual do Utilizador Página 450

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CHAPTER 20 LIN-UART
Communication procedure
Communication starts at arbitrary timing from the transmission side when the transmission data is
provided. When the transmission data is received at the reception side, ANS (per one byte in example) is
returned periodically. Figure 20.7-12 shows an example of the bi-directional communication flowchart.
Figure 20.7-12 Example of Master-slave Communication Flowchart
(ANS)
NO
NO
YES
YES
Start
Start
(Transmission side) (Reception side)
Operating mode setting
(either 0 or 2)
Set 1 byte data to TDR
and communicate
With reception
data
Read reception data
and process
Operating mode setting
(match the transmission side)
Read reception data
and process
With reception
data
1byte data transmission
Data transmission
Data transmission
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