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PXN20RM Datasheet, PDF (649/1376 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller
Field
NBVB
NSEB
STCB
SBVB
SSEB
MTB
NBVA
NSEA
STCA
SBVA
FlexRay Communication Controller (FlexRAY)
Table 26-27. PSR2 Field Descriptions
Description
NIT Boundary Violation on Channel B — protocol related variable: vSS!BViolation for NIT on channel B.
This status bit is set when there was some media activity on the FlexRay bus channel B at the end of the NIT.
0 No such event.
1 Media activity at boundaries detected.
NIT Syntax Error on Channel B — protocol related variable: vSS!SyntaxError for NIT on channel B.
This status bit is set when a syntax error was detected during NIT on channel B.
0 No such event.
1 Syntax error detected.
Symbol Window Transmit Conflict on Channel B — protocol related variable: vSS!TxConflict for symbol
window on channel B.
This status bit is set if there was a transmission conflict during the symbol window on channel B.
0 No such event.
1 Transmission conflict detected.
Symbol Window Boundary Violation on Channel B — protocol related variable: vSS!BViolation for symbol
window on channel B.
This status bit is set if there was some media activity on the FlexRay bus channel B at the start or at the end of
the symbol window.
0 No such event.
1 Media activity at boundaries detected.
Symbol Window Syntax Error on Channel B — protocol related variable: vSS!SyntaxError for symbol window
on channel B.
This status bit is set when a syntax error was detected during the symbol window on channel B.
0 No such event.
1 Syntax error detected.
Media Access Test Symbol MTS Received on Channel B — protocol related variable: vSS!ValidMTS for
Symbol Window on channel B.
This status bit is set if the Media Access Test Symbol MTS was received in the symbol window on channel B.
0 No such event.
1 MTS symbol received.
NIT Boundary Violation on Channel A — protocol related variable: vSS!BViolation for NIT on channel A
This status bit is set when there was some media activity on the FlexRay bus channel A at the end of the NIT.
0 No such event.
1 Media activity at boundaries detected.
NIT Syntax Error on Channel A — protocol related variable: vSS!SyntaxError for NIT on channel A.
This status bit is set when a syntax error was detected during NIT on channel A.
0 No such event.
1 Syntax error detected.
Symbol Window Transmit Conflict on Channel A — protocol related variable: vSS!TxConflict for symbol
window on channel A.
This status bit is set if there was a transmission conflicts during the symbol window on channel A.
0 No such event.
1 Transmission conflict detected.
Symbol Window Boundary Violation on Channel A — protocol related variable: vSS!BViolation for symbol
window on channel A.
This status bit is set if there was some media activity on the FlexRay bus channel A at the start or at the end of
the symbol window.
0 No such event.
1 Media activity at boundaries detected.
Freescale Semiconductor
PXN20 Microcontroller Reference Manual, Rev. 1
26-35