EPASTS_a190_sbchCommBufferOverflow
EPASTS_a190_sbchCommBufferOverflow
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model Y
Description
This alert is reported in case SBC Communication buffer overflow checker. Against systematic SW failures on SystemBasisChipHAL component.
Potential Impact
EPAS reset. If reset more than 5 times then EPAS full loss of assist.
Set Condition
SBC Communication buffer overflows (Sending data is bigger than buffer limit (DMA_BUFFER_LENGTH) or Previously triggered message transfer is not finished: DmaChannelStatus is not DMA_TRANSFER_STATUS_SUCCESS or RTE buffer (message queue) overflow in the SystemBasisChipHAL_A8140x component).
Clear Condition
EPAS will perform a power cycle. If persist then perform EPAS Software update.