STMicroelectronics STM32WL5 Series User Manual

Inter-integrated circuit (I2C) interface RM0453
1064/1450 RM0453 Rev 5
Figure 283. Transfer sequence flow for I2C slave transmitter, NOSTRETCH = 0
MS19851V2
Slave initialization
Slave
transmission
Read ADDCODE and DIR in I2C_ISR
Optional: Set I2C_ISR.TXE = 1
Set I2C_ICR.ADDRCF
Write I2C_TXDR.TXDATA
I2C_ISR.ADDR
=1?
No
Yes
I2C_ISR.TXIS
=1?
Yes
No
SCL
stretched

STMicroelectronics STM32WL5 Series Specifications

General

Brand	STMicroelectronics
Model	STM32WL5 Series
Category	Microcontrollers
Language	English