SAMA5D43_14 Datasheet, PDF (1203/1776 Pages) ATMEL Corporation – Atmel | SMART ARM-based Embedded MPU

Reversal after a Repeated Start
Reversal of Read to Write
The master initiates the communication by a read command and finishes it by a write command.
Figure 40-30 describes the repeated start + reversal from read to write mode.
Figure 40-30. Repeated Start + Reversal from Read to Write Mode
TWI_THR
DATA0
DATA1
TWD
S SADR R A DATA0 A DATA1 NA Sr SADR W A DATA2 A DATA3 A P
TWI_RHR
SVACC
SVREAD
TXRDY
RXRDY
EOSACC
TXCOMP
As soon as a START is detected
DATA2
DATA3
Cleared after read
Note: 1. TXCOMP is only set at the end of the transmission because after the repeated start, SADR is detected again.
SAMA5D4 Series [DATASHEET]
Atmel-11238A-ATARM-SAMA5D4-Datasheet_30-Sep-14
1203