mfr4200 Freescale Semiconductor, Inc, mfr4200 Datasheet - Page 142

• Manufacturer Part Number: mfr4200
• Description: Flexray Communication Controllers
• Manufacturer: Freescale Semiconductor, Inc

MFR4200 FlexRay Communication Controller
142
18
19
…
0
1
2
3
4
5
6
7
8
9
…
18
19
0
1
2
3
4
5
6
7
8
9
RO
15
R*
WR
15
R*
R
NU
R
PP
RO
14
NU
TX_CS_NO
The host cannot access the CC part of a double transmit message buffer. CC
raises a locking error if the host tries to lock the CC part of a double transmit
message buffer.
Message ID1/Data1/NMVector1
PP
14
NFI
13
RO
Message ID1/Data1/NMVector1
R
Data11/NMVector11
Data5/NMVector5
Data7/NMVector7
Data9/NMVector9
Data3/NMVector3
SYNC
Data11/NMVector11
NU
Data3/NMVector3
Data5/NMVector5
Data7/NMVector7
Data9/NMVector9
R
12
RO
NFI
NU
13
NU
Cycle Count (6 bits)
Data13
Data31
Data13
Data31
…
START UP
…
Table 3-12. Receive FIFO Message Buffer Layout
SYNC
RO
12
NU
Cycle Count (6 bits)
Table 3-13. Transmit Message Buffer Layout
WR
RO
RO
11
RO
WR
WR
RO
RO
RO
RO
START UP
RO
WR
WR
WR
WR
WR
Message Buffer Slot Status Vector
11
NU
Message Buffer Slot Status Vector
MFR4200 Data Sheet, Rev. 0
10
RO
RO
WR
10
9
NU
NOTE
9
8
8
R
7
NU
R
7
NU
Header CRC (11 bits)
Header CRC (11 bits)
6
Frame ID (11 bits)
Message ID0/Data0/NMVector0
6
Message ID0/Data0/NMVector0
Frame ID (11 bits)
RO
RO
Data10/NMVector10
5
RO
Data2/NMVector2
Data4/NMVector4
Data6/NMVector6
Data8/NMVector8
TX_CS_NO
PayloadLength (7 bits)
Data10/NMVector10
PayloadLength (7 bits)
5
Data2/NMVector2
Data6/NMVector6
Data8/NMVector8
Data4/NMVector4
Data12
Data30
4
…
Data12
Data30
4
…
RO
RO
TX_CS_NO
RO
RO
WR
3
Freescale Semiconductor
WR
WR
3
RO
RO
RO
RO
RO
WR
WR
WR
2
WR
2
TX_CS_NO
RO
RO
WR
1
1
0
0