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FIBOCOM L850-GL Series Hardware Guide Page 32 of 59
3.3.5 Timing Application
The recommended timing application in Win10 OS is as below table:
System status Timing Application
S0ix
(Modem standby)
D0 L1.2 Refer to section 3.3.4.1
Figure 3-10 D0 L1.2 Timing
cold
Refer to section 3.3.4.2 Figure 3-11/3-12 D3
cold
S3, S4, S5
(back to S0)
Refer to section 3.3.1.2 Figure 3-5 Timing control for start-up
(out of S0)
Refer to section 3.3.2
Figure 3-6 Software power off timing
G3 boot Power on Refer to section 3.3.1.2 Figure 3-5 Timing control for start-up
Warm boot Refer to section 3.3.3 Figure 3-9 Reset timing 2
nd
recovery
Refer to section 3.3.3 Figure 3-8 Reset timing 1
st
Intel X86 platforms must follow the table above. AMD X86 platforms should follow the table above and
meet the special request of platform itself.
The recommended timing application in Chrome/Android/Linux OS is as below table:
System status Timing Application
Power on Refer to section 3.3.1.2 Figure 3-5 Timing control for start-up
Shut down Refer to section 3.3.2 Figure 3-6 Software power off timing
Connect standby
Refer to section 3.3.4.1
Figure 3-10 D0 L1.2 Timing
Restart
Refer to section 3.3.3
Figure 3-9 Reset timing 2
nd
recovery
Refer to section 3.3.3 Figure 3-8 Reset timing 1
st
3.4 IPC Interface
L850 module supports PCIe and USB interface for data request. PCIe & USB interface functions are as
below table:
Interface System Priority Description
PCIe Win10 High
If PCIe and USB ports both connected with PC, module will
initial PCIe first, then disable USB port
USB
Chrome OS
/Android/Linux
Low
It must disconnect PCIe port, only keep USB connecting.
If keep PCIe and USB connecting both, it needs disable PCIe
by BIOS/UEFI of PC
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