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CHAPTER 20 USART
Figure 20.7-10 Connection example of USART mode 2 bidirectional communication
CPU-1 (Master)
Figure 20.7-11 Example of master-slave communication flowchart
526
SOT
SIN
Output
SCK
(Transmission side)
Start
Operating mode setting
(either 0 or 2)
Set 1-byte data to TDR
and communicate
With reception data
NO
YES
Read reception data
and process
MB96300 Super Series Hardware Manual
SOT
SIN
Input
SCK
CPU-2 (Slave)
(Reception side)
Start
Operating mode setting
(match the transmission side)
With reception data
NO
Read reception data
and process
1-byte data transmission
(ANS)
YES
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