NXP Semiconductors MPC5644A, Reference Manual, Page: 1546 / 1735

FlexRay Communication Controller (FlexRay)
MPC5644A Microcontroller Reference Manual, Rev. 6
1546 Freescale Semiconductor
The meaning of the bits in the slot status structure is explained in Table 33-98 .
Figure 33-122. Receive message buffer slot status structure (ChAB)
Figure 33-123. Receive message buffer slot status structure (ChA)
Figure 33-124. Receive message buffer slot status structure (ChB)
Receive FIFO Channel A Message Buffer see Figure 33-123
Receive FIFO Channel B Message Buffer see Figure 33-124
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
R VFB SYB NFB SUB SEB CEB BVB CH VFA SYA NFA SUA SEA CEA BVA 0
Reset – – – – – – – – – – – – – – – –
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
R 0 0 0 0 0 0 0 0 VFA SYA NFA SUA SEA CEA BVA 0
Reset – – – – – – – – – – – – – – – –
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
R VFB SYB NFB SUB SEB CEB BVB 1 0 0 0 0 0 0 0 0
Reset – – – – – – – – – – – – – – – –
Table 33-98. Receive Message Buffer Slot Status field description )
Field Description
Common Message Buffer Status Bits
VFB Valid Frame on Channel B — protocol related variable: vSS!ValidFrame channel B
0 vSS!ValidFrame = 0
1 vSS!ValidFrame = 1
SYB Sync Frame Indicator Channel B — protocol related variable: vRF!Header!SyFIndicator channel B
0 vRF!Header!SyFIndicator = 0
1 vRF!Header!SyFIndicator = 1
NFB Null Frame Indicator Channel B — protocol related variable: vRF!Header!NFIndicator channel B
0 vRF!Header!NFIndicator = 0
1 vRF!Header!NFIndicator = 1
SUB Startup Frame Indicator Channel B — protocol related variable: vRF!Header!SuFIndicator channel B
0 vRF!Header!SuFIndicator = 0
1 vRF!Header!SuFIndicator = 1
SEB Syntax Error on Channel B — protocol related variable: vSS!SyntaxError channel B
0 vSS!SyntaxError = 0
1 vSS!SyntaxError = 1
Table 33-97. Receive message buffer slot status content
Receive message buffer type Slot status content