Antenna Interfaces; Main Antenna And Wi-Fi Scan/Bluetooth Antenna Interfaces; Pin Definition - Quectel EC200U Series Hardware Design

4

Antenna Interfaces

EC200U series module provides a main antenna interface, a Wi-Fi Scan/Bluetooth antenna interface and
a GNSS antenna interface. The antenna ports have an impedance of 50 Ω.

4.1. Main Antenna and Wi-Fi Scan/Bluetooth Antenna Interfaces

4.1.1. Pin Definition

The pin definition of main antenna and Wi-Fi Scan/Bluetooth antenna interfaces is shown below.
Table 33: Pin Definition of Antenna Interfaces
Pin Name Pin No.
ANT_MAIN 49
ANT_BT/WIFI
35
_SCAN
NOTE
EC200U series supports Bluetooth and Wi-Fi Scan functions. Due to the shared antenna interface, the
two functions cannot be used at the same time; Bluetooth and Wi-Fi Scan functions are optional
(supported or not supported simultaneously), please contact Quectel Technical Supports for details.
EC200U_Series_Hardware_Design
I/O Description
AIO Main antenna interface
The shared antenna interface of Wi-Fi
Scan/Bluetooth; Bluetooth and Wi-Fi
AIO Scan cannot be used simultaneously;
Wi-Fi Scan antenna can only receive
but not transmit.
LTE Standard Module Series
Comment
50 Ω impedance.
50 Ω impedance.
If unused, keep it open.
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