User's Manual

Hardware Development Guide of Module Product
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ZM8620_V2
Pin
Standard PIN
ZM8620_V2 PIN
Description
I/O
Remark
28
+1.5V
GPIO
General Purpose
Input/Output
DI/DO
1.8V
29
GND
GND
Ground
--
Ground pin
30
SMB_CLK
NC
--
--
--
31
PETn0
UART1_DTR
UART1 data terminal ready
DI
1.8V
32
SMB_DATA
NC
--
--
--
33
PETp0
UART1_DCD
UART1 carrier wave
detection
DO
1.8V
34
GND
GND
Ground
--
Ground pin
35
GND
GND
Ground
--
Ground pin
36
USB_D-
USB_DM
USB differential signal,
minus side
DI/DO
--
37
GND
GND
Ground
--
Ground pin
38
USB_D+
USB_DP
USB differential signal,
positive side
DI/DO
--
39
+3.3Vaux
VDD_3V3
3.3V supply
DI
3.1V-3.6V，The
typical value is
3.3V
40
GND
GND
Ground
--
Ground pin
41
+3.3Vaux
VDD_3V3
3.3V supply
DI
3.1V-3.6V，The
typical value is
3.3V
42
LED_WWAN#
LED_PWR
Open drain，active low
signals. This signal is used
to provide status indicator
DO
--
43
GND
GND
Ground
--
Ground pin
44
LED_WLAN#
NC
--
--
--
45
Reserved
Reserved
--
--
--
46
LED_WPAN#
SLIC_INT
exclusive use for routing
adaptation
DO
--
47
Reserved
Reserved
--
--
--
48
+1.5V
SLIC_RESET
exclusive use for routing
adaptation
DO
--
49
Reserved
Reserved
--
--
--
50
GND
GND
Ground
Ground pin
51
Reserved
Reserved
--
--
--
52
+3.3Vaux
VDD_3V3
3.3V supply
DI
3.1V-3.6V，The
typical value is
3.3V