Extended Frames - STMicroelectronics SPC572L series Reference Manual

RM0400
50.5.3

Extended frames

Header
Rx Interrupt
(ID not matched)
Header
Rx Interrupt
(ID not matched)
50.5.4 Timeout
Master Node: Response (during reception only) and frame timeout are checked.
Slave Node: Header, Response (during reception only), and frame timeout are checked.
Figure 892. Extended frames (TX Interrupt)
8 bytes Tx
HRF set
Configure DIR, DFL,
CCS
DTRQ = 1
Figure 893. Extended frames (RX Interrupt)
8 bytes Rx
HRF set
Configure DIR, DFL,
CCS
DTRQ = 0
Figure 894. Response timeout
Header Rx/Tx
DocID027809 Rev 4
8 bytes Tx
Refill Buffer
DBEF
Reset DBF
set
8 bytes Rx
Read Buffer
RMB,
Reset RMB
DBFF
set
T
response_max
OC1
Data Rx
Checksum Tx
DTF set
Tx Interrupt
Checksum Rx
DRF set
Rx Interrupt
OCF is set
ERR Interrupt
LINFlexD
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