Motorola MPC8260 User Manual
MOTOROLA
Chapter 15. CPM Multiplexing
15-11
Part IV. Communications Processor Module
15.4.3 CMX SI2 Clock Route Register (CMXSI2CR)
The CMX SI2 clock route register (CMXSI2CR) deÞnes the connection of SI2 to the clock
sources that can be input from the bank of clocks.
sources that can be input from the bank of clocks.
Bits
0
1
2
3
4
5
6
7
Field
RTA1CS
RTB1CS
RTC1CS
RTD1CS
TTA1CS
TTB1CS
TTC1CS
TTD1CS
Reset
0000_0000
R/W
R/W
Addr
Figure 15-8. CMX SI1 Clock Route Register (CMXSI1CR)
Table 15-3. CMXSI1CR Field Descriptions
Bits
Name Description
0
RTA1CS
Receive TDM A1 clock source
0 TDM A1 receive clock is CLK1.
1 TDM A1 receive clock is CLK19.
0 TDM A1 receive clock is CLK1.
1 TDM A1 receive clock is CLK19.
1
RTB1CS
Receive TDM B1 clock source
0 TDM B1 receive clock is CLK3.
1 TDM B1 receive clock is CLK9.
0 TDM B1 receive clock is CLK3.
1 TDM B1 receive clock is CLK9.
2
RTC1CS
Receive TDM C1 clock source
0 TDM C1 receive clock is CLK5.
1 TDM C1 receive clock is CLK13.
0 TDM C1 receive clock is CLK5.
1 TDM C1 receive clock is CLK13.
3
RTD1CS
Receive TDM D1 clock source
0 TDM D1 receive clock is CLK7.
1 TDM D1 receive clock is CLK15.
0 TDM D1 receive clock is CLK7.
1 TDM D1 receive clock is CLK15.
4
TTA1CS
Transmit TDM A1 clock source
0 TDM A1 transmit clock is CLK2.
1 TDM A1 transmit clock is CLK20.
0 TDM A1 transmit clock is CLK2.
1 TDM A1 transmit clock is CLK20.
5
TTB1CS
Transmit TDM B1 clock source
0 TDM B1 transmit clock is CLK4.
1 TDM B1 transmit clock is CLK10.
0 TDM B1 transmit clock is CLK4.
1 TDM B1 transmit clock is CLK10.
6
TTC1CS
Transmit TDM C1 clock source
0 TDM C1 transmit clock is CLK6.
1 TDM C1 transmit clock is CLK14.
0 TDM C1 transmit clock is CLK6.
1 TDM C1 transmit clock is CLK14.
7
TTD1CS
Transmit TDM D1 clock source
0 TDM D1 transmit clock is CLK8.
1 TDM D1 transmit clock is CLK16.
0 TDM D1 transmit clock is CLK8.
1 TDM D1 transmit clock is CLK16.