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FIBOCOM FM150-NA User Manual
Page 43 of 72
3.3.4 PCIe Link State
3.3.4.1 D0 L1.2
Module supports PCIe goes into D0 L1.2 state in Win10 system. The D0
D0 L1.2@S0/S0ix
D0 timing
is shown in figure 3-10:
+3.8V
PERST#
RESET#
Module State
D0 L1.2@S0/S0ix
D0
FCPO#
D0
Figure 3-10 D0 L1.2 timing
Note:
When USB is used as data transfer interface in Android/Linux OS, there is no PCIe link state. But
when USB goes into suspend it also needs to follow the timing above (If PERST# is floating, don’t
control PERST#).
3.3.4.2 D3cold L2
Module supports PCIe goes into D3cold L2 state in Win10 system. The D0
D3cold L2@S0/S0ix
D0 timing is shown in figure 3-11:
