Figure 265. Transfer Sequence Flowchart For Smbus Slave Transmitter N Bytes + Pec - ST STM32F446 Series Reference Manual

Advanced arm-based 32-bit mcus

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FMPI2C_PECR register is automatically transmitted if the master requests an extra byte

after the NBYTES-1 data transfer.

The PECBYTE bit has no effect when the RELOAD bit is set.

Figure 265. Transfer sequence flowchart for SMBus slave transmitter N bytes + PEC

Fast-mode Plus Inter-integrated circuit (FMPI2C) interface

RM0390 Rev 4

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