EVB User Guide
M80_EVB_UGD_V1.0
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3.5.
Antenna interface
Figure 9: Antenna interface
3.6.
Serial port and debug port
1-1
1-2
1-3
2-1
2-2
2-3
Figure 10: Auxiliary UART and Debug UART
Table 9: Pins of debug port
Pin
Signal
I/O
Description
Note
2_1
DBG_TXD
O
Transmit data
2_2
DBG_RXD
I
Receive data
2_3
GND
Ground
Quectel
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