FlexRay Module (FLEXRAYV4)
MFR4310 Reference Manual, Rev. 2
Freescale Semiconductor 115
3.3.2.49 Receive FIFO Selection Register (RFSR)
This register is used to select a receiver FIFO for subsequent access through the receiver FIFO
configuration registers summarized in Table 3-59.
3.3.2.50 Receive FIFO Start Index Register (RFSIR)
This register defines the message buffer header index of the first message buffer of the selected FIFO.
0x0086 Write: Any Time
1514131211109876543210
R000000000000000
SEL
W
Reset0000000000000000
Figure 3-48. Receive FIFO Selection Register (RFSR)
Table 3-59. SEL Controlled Receiver FIFO Registers
Register
Receive FIFO Start Index Register (RFSIR)
Receive FIFO Depth and Size Register (RFDSR)
Receive FIFO Message ID Acceptance Filter Value Register (RFMIDAFVR)
Receive FIFO Message ID Acceptance Filter Mask Register (RFMIAFMR)
Receive FIFO Frame ID Rejection Filter Value Register (RFFIDRFVR)
Receive FIFO Frame ID Rejection Filter Mask Register (RFFIDRFMR)
Receive FIFO Range Filter Configuration Register (RFRFCFR)
Receive FIFO Range Filter Control Register (RFRFCTR)
Table 3-60. RFSR Field Descriptions
Field Description
0
SEL
Select — This control bit selects the receiver FIFO for subsequent programming.
0 Receiver FIFO for channel A selected
1 Receiver FIFO for channel B selected
0x0088 Write: POC:config
1514131211109876543210
R00000000
SIDX
W
Reset0000000000000000
Figure 3-49. Receive FIFO Start Index Register (RFSIR)
Table 3-61. RFSIR Field Descriptions
Field Description
7–0
SIDX
Start Index — This field defines the number of the message buffer header field of the first message buffer of the
selected receive FIFO. The FlexRay module uses the value of the SIDX field to determine the physical location
of the receiver FIFO’s first message buffer header field.
To Next Page
Loading...