Chapter 13 FlexRay Communication Controller (FLEXRAY)
MC9S12XF - Family Reference Manual, Rev.1.19
524
Freescale Semiconductor
13.5.2.63 Last Dynamic Transmit Slot Channel A Register (LDTXSLAR)
This register provides the number of the last transmission slot in the dynamic segment for channel A. This
register is updated after the end of the dynamic segment and before the start of the next communication
cycle.
13.5.2.64 Last Dynamic Transmit Slot Channel B Register (LDTXSLBR)
This register provides the number of the last transmission slot in the dynamic segment for channel B. This
register is updated after the end of the dynamic segment and before the start of the next communication
cycle.
1
F1EN
Range Filter 1 Enable — This control bit is used to enable and disable the frame ID range lter 1.
0 range lter 1 disabled
1 range lter 1 enabled
0
F0EN
Range Filter 0 Enable — This control bit is used to enable and disable the frame ID range lter 0.
0 range lter 0 disabled
1 range lter 0 enabled
Module Base + 0x009C
15
14
13
12
11
10
9876543210
R
00000
LASTDYNTXSLOTA
W
Reset
0000000000000000
Figure 13-63. Last Dynamic Slot Channel A Register (LDTXSLAR)
Table 13-74. LDTXSLAR Field Descriptions
Field
Description
10–0
LASTDYNTX
SLOTA
Last Dynamic Transmission Slot Channel A — protocol related variable: zLastDynTxSlot channel A
Number of the last transmission slot in the dynamic segment for channel A. If no frame was transmitted during
the dynamic segment on channel A, the value of this eld is set to 0.
Module Base + 0x009E
15
14
13
12
11
10
9876543210
R
00000
LASTDYNTXSLOTB
W
Reset
0000000000000000
Figure 13-64. Last Dynamic Slot Channel B Register (LDTXSLBR)
Table 13-75. LDTXSLBR Field Descriptions
Field
Description
10–0
LASTDYNTX
SLOTB
Last Dynamic Transmission Slot Channel B — protocol related variable: zLastDynTxSlot channel B
Number of the last transmission slot in the dynamic segment for channel B. If no frame was transmitted during
the dynamic segment on channel B the value of this eld is set to 0.
Table 13-73. RFRFCTR Field Descriptions (Sheet 2 of 2)
Field
Description