mfr4300 Freescale Semiconductor, Inc, mfr4300 Datasheet - Page 95

• Manufacturer Part Number: mfr4300
• Description: Flexray Communication Controllers
• Manufacturer: Freescale Semiconductor, Inc

3.3.2.25
This register provides the number of the current slot in the current communication cycle for channel A.
3.3.2.26
This register provides the number of the current slot in the current communication cycle for channel B.
3.3.2.27
This register provides the sign extended rate correction value in microticks as it was calculated by the clock
synchronization algorithm. The FlexRay module updates this register during the NIT of each odd
numbered communication cycle.
Freescale Semiconductor
0x0034
0x0036
0x0038
Reset
Reset
Reset
SLOTCNTA
SLOTCNTA
W
W
W
Field
Field
R
10–0
R
10–0
R
15
15
15
0
0
0
0
0
Slot Counter Value for Channel A — protocol related variable:
This field provides the number of the current slot in the current communication cycle.
Slot Counter Value for Channel B — protocol related variable:
This field provides the number of the current slot in the current communication cycle.
Slot Counter Channel A Register (SLTCTAR)
Slot Counter Channel B Register (SLTCTBR)
Rate Correction Value Register (RTCORVR)
14
14
14
0
0
0
0
0
13
13
13
0
0
0
0
0
Figure 3-25. Slot Counter Channel B Register (SLTCTBR)
Figure 3-24. Slot Counter Channel A Register (SLTCTAR)
Figure 3-26. Rate Correction Value Register (RTCORVR)
12
12
12
0
0
0
0
0
11
Table 3-31. SLTCTAR Field Descriptions
11
Table 3-32. SLTCTBR Field Descriptions
11
0
0
0
0
0
Additional Reset: RUN Command
10
10
10
0
0
0
MFR4300 Data Sheet, Rev. 3
0
0
0
9
9
9
RATECORR
0
0
0
8
8
8
Description
Description
0
0
0
7
7
7
6
0
6
0
6
0
SLOTCNTB
SLOTCNTA
vSlotCounter
vSlotCounter
0
0
0
5
5
5
0
0
0
4
4
4
for channel A
for channel B
FlexRay Module (FLEXRAYV2)
0
0
0
3
3
3
0
0
0
2
2
2
1
0
1
0
1
0
0
0
0
0
0
0
95