Slave module (normal mode, 16-bit), Slave module (normal mode, 16- bit), Flow charts – Digi NS9215 User Manual

Page 458: Are read simultaneously

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I 2 C M A S T E R / S L A V E I N T E R F A C E

Flow charts

458

Hardware Reference NS9215

Slave module
(normal mode, 16-
bit)

Note:

STATUS_REG

and

RX_DATA_REG

are read simultaneously.

wait irq

read

rx/status

S_RX_DATA_1ST

irq

S_TX_DATA_1ST

irq

wait irq

read

rx/status

1

S_RX_ABORT

irq

S_RX_DATA

irq

S_NO_ACK

irq

S_TX_DATA

irq

wait irq

read status

write cmd

S_NOP

write

TX_DATA_REG

write cmd

S_NOP

write cmd

S_STOP

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