ST STM32WL55JC

RM0453 Rev 2 1067/1454
RM0453 Inter-integrated circuit (I2C) interface
1117
Figure 283. Transfer sequence flowchart for I2C slave transmitter,
NOSTRETCH= 1
MS19852V2
Slave initialization
Slave
transmission
Optional: Set I2C_ISR.TXE = 1
and I2C_ISR.TXIS=1
Write I2C_TXDR.TXDATA
I2C_ISR.STOPF
=1?
No
Yes
I2C_ISR.TXIS
=1?
Yes
No
Set I2C_ICR.STOPCF