User's Manual

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H380-GL Hardware User Manual Page
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Figure 3- 9 Recommended Design of Reset Circuit
The control timing of RESET is shown in Figure 3-10:
Figure 3- 10 Reset Control Timing
Note:
RESET# is a sensitive signal, filter capacitor is recommended to be added close to the module
end. PCB layout shall be away from RF interference and shall have proper grounding handling;
meanwhile, wiring at PCB edge and surface shall be avoided (so as to avoid ESD causing
module reset).
3.4 USB Interface
H380 module supports USB2.0 and is compatible with USB High-Speed (480 Mbits/s) and USB
Full-Speed (12 Mbits/s). Please refer to “Universal Serial Bus Specification 2.0” for timing and electrical
characteristics of the USB of the module.
After inserting H380 module into PC, the USB can map 1 MBIM interface on Win8.1/Win10 system-based
PC and map 7 ACM ports on Android/Linux system-based PC. Please refer to Section 3.7.2 for details of