adsp-21483 Analog Devices, Inc., adsp-21483 Datasheet - Page 55
adsp-21483
Manufacturer Part Number
adsp-21483
Description
Sharc Processor
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADSP-21483.pdf
(66 pages)
- Current page: 55 of 66
- Download datasheet (2Mb)
Preliminary Technical Data
JTAG Test Access Port and Emulation
Table 48. JTAG Test Access Port and Emulation
1
2
Parameter
Timing Requirements
t
t
t
t
t
t
Switching Characteristics
t
t
System Inputs = DATA15–0, CLK_CFG1–0, RESET, BOOT_CFG2–0, DAI_Px, DPI_Px, FLAG3–0, MLBCLK, MLBDAT, and MLBSIG.
System Outputs = DAI_Px, DPI_Px ADDR23–0, AMI_RD, AMI_WR, FLAG3–0, SDRAS, SDCAS, SDWE, SDCKE, SDA10, SDDQM, SDCLK, MLBDAT, MLBSIG, MLBDO,
TCK
STAP
HTAP
DSYS
HSYS
TRSTW
DTDO
DSYS
MLBSO, and EMU.
1
1
2
OUTPUTS
SYSTEM
SYSTEM
INPUTS
TCK
TMS
TDO
TDI
TCK Period
TDI, TMS Setup Before TCK High
TDI, TMS Hold After TCK High
System Inputs Setup Before TCK High
System Inputs Hold After TCK High
TRST Pulse Width
TDO Delay from TCK Low
System Outputs Delay After TCK Low
t
DTDO
t
TCK
Figure 42. IEEE 1149.1 JTAG Test Access Port
t
t
DSYS
SSYS
Rev. PrA | Page 55 of 66 | March 2010
t
STAP
ADSP-21483/21486/21487/21488/21489
t
HTAP
t
HSYS
Min
t
5
6
7
18
4t
CK
CK
Max
7
t
CK
÷ 2 + 7
Unit
ns
ns
ns
ns
ns
ns
ns
ns
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