Fujitsu F2MCTM-16LX Hardware Manual page 453

Figure 20.7-15 Master-slave Communication Flowchart
(Master CPU)
Start
Set operation mode 1
Set SINn pin as the serial
data input pin.
Set SOTn pin as the serial
data output pin.
Set 7 or 8 data bits.
Set 1 or 2 stop bits.
Set "1" in AD bit.
Transfer & reception
operation enabled
Send address to slave.
Set "0" in AD bit.
Communicate with
slave CPU
NO
Is communication
complete?
YES
Communicate
NO
with another slave
CPU?
YES
Transfer & reception
operation disabled
Set SINn pin as the serial
data input pin.
Set SOTn pin as the serial
data output pin.
Set 7 or 8 data bits.
Set 1 or 2 stop bits.
Communicate with mas-
End
CHAPTER 20 LIN-UART
(Slave CPU)
Start
Set operation mode 1
Transfer & reception
operation enabled
Receive byte
NO
AD bit = 1
YES
NO
Slave address
match?
YES
ter CPU
NO
Communication
complete?
YES
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