Smart Module Series
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ANT_MAIN
R1 0R
C1
Module
Main
antenna
NM
C2
NM
R2 0R
C3
DRX
antenna
NM
C4
NM
ANT_DRX
Figure 30: Reference Circuit Design for Main and Rx-diversity Antenna Interfaces
6.2. Wi-Fi and Bluetooth Antenna Interface
The following tables show the pin definition and frequency specification of the Wi-Fi/Bluetooth antenna
interface.
Table 34: Pin Definition of Wi-Fi/Bluetooth Antenna Interface
Table 35: Wi-Fi/Bluetooth Frequency
Pin Name
Pin No.
I/O
Description
Comment
ANT_WIFI/BT
77
AIO
Wi-Fi/Bluetooth antenna
interface
50
Ω impedance
Type
Frequency
Unit
Wi-Fi (2.4 GHz)
2402
–2482
MHz
Wi-Fi (5 GHz)
5180
–5825
MHz
Bluetooth 4.2 LE
2402
–2480
MHz