mpc8378 Freescale Semiconductor, Inc, mpc8378 Datasheet - Page 55

• Manufacturer Part Number: mpc8378
• Description: Powerquicc Ii Pro Processor
• Manufacturer: Freescale Semiconductor, Inc

Figure 35
Figure 36
Freescale Semiconductor
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
MPC8377E PowerQUICC II Pro Processor Hardware Specifications, Rev. 3
t
t
Output Data Valid
JTKLDX
Output Data Valid
JTKLOX
Figure 36. Test Access Port Timing Diagram
Figure 35. Boundary-Scan Timing Diagram
t
t
VM
VM
JTKLDZ
JTKLOZ
VM = Midpoint Voltage (OVDD/2)
VM = Midpoint Voltage (OVDD/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
JTAG
55