mpc880 Freescale Semiconductor, Inc, mpc880 Datasheet - Page 41

• Manufacturer Part Number: mpc880
• Description: Mpc885 Powerquicc Integrated Communications Processor
• Manufacturer: Freescale Semiconductor, Inc

Table 13
Figure 33
Figure 34
Freescale Semiconductor
Num
D45
D46
D47
D48
D49
D50
P44
shows the debug port timing for the MPC885/MPC880.
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
provides the input timing for the debug port clock.
provides the timing for the debug port.
DSCK
DSDO
DSCK
DSDI
MPC885/MPC880 PowerQUICC™ Hardware Specifications, Rev. 4
Characteristic
Figure 33. Debug Port Clock Input Timing
D63
D61
D66
Figure 34. Debug Port Timings
D61
Table 13. Debug Port Timing
D64
D67
D62
D65
D62
1.25 × T
3 × T
CLOCKOUT
0.00
0.00
8.00
5.00
0.00
Min
All Frequencies
CLOCKOUT
D63
15.00
Max
3.00
2.00
Bus Signal Timing
Unit
ns
ns
ns
ns
ns
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