JTAG
The following figure provides the boundary-scan timing diagram.
JTAG
External Clock
Boundary
Data Inputs
Boundary
Data Outputs
Boundary
Data Outputs
VM
t JTKLDV
t JTKLDX
t JTKLDZ
Output Data Valid
t JTDVKH
VM
t JTDXKH
Input
Data Valid
Output Data Valid
VM = Midpoint Voltage (OVDD/2)
Figure 42. Boundary-Scan timing diagram
The following figure provides the test access port timing diagram.
JTAG
External Clock
TDI, TMS
TDO
TDO
VM
t JTKLOV
t JTKLOX
t JTKLOZ
Output Data Valid
t JTIVKH
VM
t JTIXKH
Input
Data Valid
Output Data Valid
VM = Midpoint Voltage (OVDD/2)
Figure 43. Test access port timing diagram
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 3
Freescale Semiconductor
51
相关PDF资料
TWR-PXN20-KIT TOWER SYSTEM KIT PXN20
TWR-PXS2010-KIT TOWER SYSTEM KIT PXS2010
TWR-PXS3020-KIT TOWER SYSTEM KIT PXS3020
TWR-S08DC-PT60 TOWER SYSTEM BOARD S08PT60
TWR-S08JE128-KIT KIT TOWER FOR MC9S08JE
TWR-S08LH64 TOWER SYSTEM S08LH64
TWR-S08LL64 TOWER SYSTEM S08LL64
TWR-S08MM128 TOWER SYSTEM BOARD MC9S08MM128
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