User's Manual

H380 M.2 Series Module Hardware User Manual page
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4.2.1 Pin Description
The description of pin-out of H380 as listed below:
No Name I/O
Reset
Value
Idle
Value
Description
1 CONFIG_3 O L L
Connected to Ground internally,
H380 is configured as a
WWAN-SSIC0 interface module
2 +3.3V PI
Power Supply, voltage range:
3.135V ~ 4.4V
3 GND GND
4 +3.3V PI
Power Supply, voltage range:
3.135V ~ 4.4V
5 GND GND
6 FUL_CARD_POWER_OFF# I PU PU
The control signal of power off,
internal pull- up(47K ohms), CMOS
1.8V
7 USB D+ I/O USB signal (+)
8 W_DISABLE1# I PU PU
WWAN Disable, Low active, CMOS
3.3V
9 USB D- I/O USB signal(-)
10 LED1# O OD OD
System status LED, open-drain
output, low level is available, CMOS
3.3V
11 GND GND
12 Notch Notch
13 Notch Notch
14 Notch Notch
15 Notch Notch
16 Notch Notch
17 Notch Notch
18 Notch Notch
19 Notch Notch
20 I2S_CLK O T T I2S serial clock, CMOS 1.8V