mpc855t Freescale Semiconductor, Inc, mpc855t Datasheet - Page 38

• Manufacturer Part Number: mpc855t
• Description: Mpc855t Powerquicc Integrated Communications Processor
• Manufacturer: Freescale Semiconductor, Inc

Bus Signal Timing
Table 11
Figure 30
Figure 31
38
Num
P61
P62
P63
P64
P65
P66
P67
DSCK cycle time
DSCK clock pulse width
DSCK rise and fall times
DSDI input data setup time
DSDI data hold time
DSCK low to DSDO data valid
DSCK low to DSDO invalid
shows the debug port timing for the MPC860.
provides the input timing for the debug port clock.
provides the timing for the debug port.
DSCK
DSDO
DSCK
DSDI
MPC860 PowerQUICC™ Family Hardware Specifications, Rev. 8
Characteristic
Figure 30. Debug Port Clock Input Timing
D63
D61
D66
Figure 31. Debug Port Timings
D61
Table 11. Debug Port Timing
D64
D67
D62
D65
1.25 × T
D62
3 × T
CLOCKOUT
0.00
8.00
5.00
0.00
0.00
Min
CLOCKOUT
All Frequencies
D63
Freescale Semiconductor
15.00
Max
3.00
2.00
—
—
—
—
Unit
ns
ns
—
—
ns
ns
ns