Figure 2.2 Non-Common Clock On Upstream; Common Clock On Downstream; Figure 2.3 Common Clock On Upstream; Non-Common Clock On Downstream - Renesas IDT 89HPES4T4 User Manual

IDT Clocking, Reset, and Initialization
Notes
PES4T4 User Manual
Root Complex
Low
Clock Generator
Figure 2.2 Non-Common Clock on Upstream; Common Clock on Downstream (must disable Spread Spectrum
Root Complex
Hi
Clock Generator
Figure 2.3 Common Clock on Upstream; Non-Common Clock on Downstream (must disable Spread Spectrum
PES4T4
Port 0
CCLKUS
PEREFCLK
Clock)
PES4T4
Port 0
CCLKUS
PEREFCLK
Clock)
2 - 2
Clock Operation
Port 2
EP
Port 4 EP
CCLKDS
Hi
Clock Generator
Port 2
EP
Port 4 EP
CCLKDS
Low
Clock Generator
February 1, 2011