Motorola MPC8260 User Manual
15-12
MPC8260 PowerQUICC II UserÕs Manual
MOTOROLA
Part IV. Communications Processor Module
15.4.4 CMX FCC Clock Route Register (CMXFCR)
The CMX FCC clock route register (CMXFCR) deÞnes the connection of the FCCs to the
TSA and to the clock sources from the bank of clocks.
TSA and to the clock sources from the bank of clocks.
Bits
0
1
2
3
4
5
6
7
Field
RTA2CS
RTB2CS
RTC2CS
RTD2CS
TTA2CS
TTB2CS
TTC2CS
TTD2CS
Reset
0000_0000
R/W
R/W
Addr
Figure 15-9. CMX SI2 Clock Route Register (CMXSI2CR)
Table 15-4. CMXSI2CR Field Descriptions
Bits
Name
Description
0
RTA2CS
Receive TDM A2 clock source
0 TDM A2 receive clock is CLK13.
1 TDM A2 receive clock is CLK5.
0 TDM A2 receive clock is CLK13.
1 TDM A2 receive clock is CLK5.
1
RTB2CS
Receive TDM B2 clock source
0 TDM B2 receive clock is CLK15.
1 TDM B2 receive clock is CLK17.
0 TDM B2 receive clock is CLK15.
1 TDM B2 receive clock is CLK17.
2
RTC2CS
Receive TDM C2 clock source
0 TDM C2 receive clock is CLK3.
1 TDM C2 receive clock is CLK17.
0 TDM C2 receive clock is CLK3.
1 TDM C2 receive clock is CLK17.
3
RTD2CS
Receive TDM D2 clock source
0 TDM D2 receive clock is CLK1.
1 TDM D2 receive clock is CLK19.
0 TDM D2 receive clock is CLK1.
1 TDM D2 receive clock is CLK19.
4
TTA2CS
Transmit TDM A2 clock source
0 TDM A2 transmit clock is CLK14.
1 TDM A2 transmit clock is CLK6.
0 TDM A2 transmit clock is CLK14.
1 TDM A2 transmit clock is CLK6.
5
TTB2CS
Transmit TDM B2 clock source
0 TDM B2 transmit clock is CLK16.
1 TDM B2 transmit clock is CLK18.
0 TDM B2 transmit clock is CLK16.
1 TDM B2 transmit clock is CLK18.
6
TTC2CS
Transmit TDM C2 clock source
0 TDM C2 transmit clock is CLK4.
1 TDM C2 transmit clock is CLK18.
0 TDM C2 transmit clock is CLK4.
1 TDM C2 transmit clock is CLK18.
7
TTD2CS
Transmit TDM D2 clock source
0 TDM D2 transmit clock is CLK2.
1 TDM D2 transmit clock is CLK20.
0 TDM D2 transmit clock is CLK2.
1 TDM D2 transmit clock is CLK20.