L20 EVB User Guide
L20_EVB_User_Guide_V1.0
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Figure 2
: EVB bottom view
A: GPS UART port
B: Antenna interface
C: Adapter interface
D: Test points
E: L20 Module
F: POWER switch
G: NC switch (Reserve for future development)
H: NC botton (Reserve for future development)
I: Indication LEDs
J: MCU UART port (no use)
Quectel
Figure
Figure
2
2
:
:
E
E
VB
VB
b
b
ottom
ottom
v
v
iew
iew
B: Antenna interface
B: Antenna interface
C: Adapter interface
C: Adapter interface
D: Test point
D: Test point
s
s
Module
Module
Quectel
POWER
POWER
switch
switch
NC switch (Reserve for future development)
NC switch (Reserve for future development)
NC botton (Reserve for future development)
NC botton (Reserve for future development)
Confidential
NC switch (Reserve for future development)
NC switch (Reserve for future development)
NC botton (Reserve for future development)
NC botton (Reserve for future development)
ion LEDs
ion LEDs
MCU UART port (no use)
MCU UART port (no use)
