mpc8309 Freescale Semiconductor, Inc, mpc8309 Datasheet - Page 52

• Manufacturer Part Number: mpc8309
• Description: Powerquicc Ii Pro Integrated Communications Processor Family Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

JTAG
Figure 42
Figure 43
52
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 0
provides the boundary-scan timing diagram.
provides the test access port timing diagram.
External Clock
External Clock
Data Outputs
Data Outputs
Data Inputs
Boundary
Boundary
Boundary
TDI, TMS
JTAG
JTAG
TDO
TDO
t
Output Data Valid
t
JTKLDX
Output Data Valid
JTKLOX
Figure 43. Test Access Port Timing Diagram
Figure 42. Boundary-Scan Timing Diagram
t
VM
t
JTKLDZ
VM
JTKLOZ
VM = Midpoint Voltage (OV DD /2)
VM = Midpoint Voltage (OV DD /2)
t
t
JTKLDV
JTKLOV
t
JTDVKH
t
JTIVKH
Output Data Valid
Output Data Valid
Data Valid
Data Valid
Input
Input
VM
VM
t
t
JTDXKH
JTIXKH
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