dsp56004 Freescale Semiconductor, Inc, dsp56004 Datasheet - Page 62

• Manufacturer Part Number: dsp56004
• Description: Symphonytm Audio Dsp Family 24-bit Digital Signal Processors
• Manufacturer: Freescale Semiconductor, Inc

Specifications
On-Chip Emulation (OnCE ) Timing
2-38
Note:
250A
250B
No.
248
249
251
(input)
DSCK
1.
2.
DR Assertion Width
DR Assertion to DSO (ACK) Valid (Enter Debug
mode) After Asynchronous Recovery from Wait
State
DR Assertion Width to Recover from STOP
• Stable External Clock, OMR Bit 6 = 0
• Stable External Clock, OMR Bit 6 = 1
• Stable External Clock, PCTL Bit 17 = 1
DR Assertion Width to Recover from STOP and
enter Debug mode
• Stable External Clock, OMR Bit 6 = 0
• Stable External Clock, OMR Bit 6 = 1
• Stable External Clock, PCTL Bit 17 = 1
DR Assertion to DSO (ACK) Valid (Enter Debug
mode) After Recovery from Stop State
• Stable External Clock, OMR Bit 6 = 0
• Stable External Clock, OMR Bit 6 = 1
• Stable External Clock, PCTL Bit 17 = 1
Maximum
Periodically sampled, not 100% tested
•
•
to recover from WAIT
to recover from WAIT and enter Debug
mode
T
L
Figure 2-23 DSP56004 OnCE Serial Clock Timing
Characteristics
2
Table 2-17 OnCE Timing (Continued)
Freescale Semiconductor, Inc.
For More Information On This Product,
DSP56004/D, Rev. 3
Go to: www.freescale.com
230
2
246
2
232
65549 T
65553 T
21 T
14 T
25 T
18 T
13 T
17 T
Min
15
15
15
15
C
C
C
C
C
231
All frequencies
C
C
+ T
+ T
+ T
+ T
+ 15
C
+ T
+ T
L
L
L
L
L
L
65548 T
20 T
13 T
12 T
Max
—
—
—
—
—
—
—
—
C
C
C
C
+ T
+ T
– 15
+ T
MOTOROLA
L
L
246
L
AA0277
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns