Quectel EM05-G Hardware Design page 50

The following figure shows a reference circuit for these four pins.
Host
GPIO
GPIO
GPIO
GPIO
Note:
The voltage level of VCC_IO_HOST depends on the host side and could be 1.8 V or 3.3 V.
EM05-G_Hardware_Design
VCC_IO_HOST
R1 R2 R3 R4
10k 10k 10k 10k
Figure 24: Recommended Circuit for Configuration Pins
LTE Standard Module Series
EM05-G Hardware Design
Module
0Ω
CONFIG_0
21
0Ω
CONFIG_1
69
NM-0Ω
CONFIG_2
75
NM-0Ω
CONFIG_3
1
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