Fujitsu F2MC-16LX Hardware Manual page 532

16-bit microcontroller mb90330 series

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Table of Contents

CHAPTER 21 UART

Figure 21.7-10 Flowchart for Master/Slave Communications

Set 1 byte data (address

data) selecting the slave

CPU to D0 to D7

and transfer

Receive operation enabled

Receive operaiont disabled

(Master CPU)

Setting operating

Set SIN pin to

Serial data input

Set AD to "0"

Slave CPU and

communication

Communication end?

Other slave CPU

and communication