Z32F0641MCU Datasheet, PDF (153/205 Pages) Zilog, Inc. – High Performance low-power Cortex-M3 core

Z32F0641 Product Specification
I2C Interface
Slave Transmitter
The slave transmitter shows the flow of the transmitter in Slave Mode (see Figure 14.14).
IDLE
S or Sr
SLA+R
GCALL
LOST&
ACK
Y
DATA
Y
N
ACK
STOP
P
Y
IDLE
From master to slave /
Master command or Data Write
From slave to master
ACK ^{Interrupt, SCL line is held low}
P Interrupt after stop command
LOST&
Arbitration lost as master and
addressed as slave
GCALL General Call Address
Figure 14.14 Transmitter Flowchart in Slave Mode
PS034404-0417
PRELIMINARY
150