Table of Contents
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1
WAKEUP_IN
2
AP_READY
3
RESERVED
4
W_DISABLE#
5
NET_MODE
6
NET_STATUS
7
VDD_EXT
141
RESERVED
142
RESERVED
8
GND
9
GND
10
USIM_GND
11
DBG_RXD
12
DBG_TXD
13
USIM_PRESENCE
14
USIM_VDD
15
USIM_DATA
16
USIM_CLK
17
USIM_RST
18
RESERVED
NOTES
1.
Keep all RESERVED pins and unused pins unconnected.
2.
GND pads 85~112 should be connected to ground in the design, and RESERVED pads 73~84
should not be designed in schematic and PCB decal.
3.
"
" means these interface functions are only supported on Telematics version.
※
EC25-V_User_Manual
69
129
117
108
103
130
118
131
119
132
120
104
109
133
121
134
122
110
105
135
123
136
124
111
106
137
125
138
126
139
127
112
107
140
128
Power Pins
GND Pins
Figure 2: Pin Assignment (Top View)
Confidential / Released
99
95
90
100
96
91
82
79
76
73
83
80
77
74
92
84
81
78
75
97
93
101
98
94
102
Signal Pins
LTE Module Series
EC25-V User Manual
54
GND
53
GND
52
GND
85
51
GND
50
GND
49
ANT_MAIN
86
48
GND
144
RESERVED
143
RESERVED
47
ANT_GNSS
87
46
GND
45
ADC0
44
ADC1
88
43
RESERVED
42
I2C_SDA
41
I2C_SCL
89
40
RESERVED
39
RESERVED
38
RESERVED
37
RESERVED
RESERVED Pins
15 /
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