Quectel RM500Q-AE Manual page 51

69 CONFIG_1
75 CONFIG_2
1 CONFIG_3
The following figure shows a reference circuit of these four pins.
Host
Note: The voltage level of VCC_IO_HOST depends on the host side and could be 1.8 V or 3.3 V.
Table 222221: Configuration Pins List of M.2 Specification
Config_0 Config_1
(Pin 21) (Pin 69)
NC GND
RM500Q-AE&RM502Q-AE_Hardware_Design
DO
DO
DO
VCC_IO_HOST
R1 R2 R3
10k 10k 10k
GPIO
GPIO
GPIO
GPIO
Figure 25: Recommended Circuit of Configuration Pins
Config_2
(Pin 75)
NC
RM500Q-AE&RM502Q-AE Hardware Design
0 Connected to GND internally
0 Not connected internally
0 Not connected internally
R4
10k
CONFIG_0
CONFIG_1
CONFIG_2
CONFIG_3
Config_3 Module Type and
(Pin 1) Main Host Interface
NC Quectel defined
5G Module Series
Module
NM-0Ω
21
0Ω
69
NM-0Ω
75
NM-0Ω
1
Port
Configuration
N/A
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