Em120R-Gl Configuration Pins - Quectel LTE-A Module Series Hardware Design

Table 26: List of EM160R-GL Configuration Pins
Config_0 Config_1 Config_2
(Pin 21) (Pin 69) (Pin 75)
NC GND NC

3.13.2. EM120R-GL configuration pins

Table 27: List of EM120R-GL Configuration Pins
Pin No. Pin Name
21 CONFIG_0
69 CONFIG_1
75 CONFIG_2
1 CONFIG_3
The following figure shows a reference circuit of these four pins.
Host
GPIO
GPIO
GPIO
GPIO
Note: The voltage level VCC_IO_HOST depends on the host side, and could be a 1.8 V or 3.3 V
voltage level.
Figure 31: Recommended Circuit of EM120R-GL Configuration Pins
EM120R-GL&EM160R-GL_Hardware_Design
EM120R-GL&EM160R-GL Hardware Design
Config_3 Module Type and
(Pin 1) Main Host Interface
NC Vender defined
Power Domain Description
0 Connected to GND internally.
0 Connected to GND internally.
0 NC
0 NC
VCC_IO_HOST
R2
R1 R3 R4
100K 100K 100K 100K
CONFIG_0
CONFIG_1
CONFIG_2
CONFIG_3
LTE-A Module Series
Port
Configuration
N/A
EM120R-GL
0Ω
21
0Ω
69
NM-0Ω
75
NM-0Ω
1
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