Wi-Fi And Bt; Wi-Fi Overview; Wi-Fi Performance - Quectel SC20-A User Manual

4

Wi-Fi and BT

SC20 module provides a shared antenna interface ANT_WIFI/BT for Wi-Fi and Bluetooth (BT) functions.
The interface impedance is 50Ω. External antennas such as dipole antenna can be connected to the
module via the interface, so as to achieve Wi-Fi and BT functions.

4.1. Wi-Fi Overview

SC20 module supports 2.4G and 5G double-band WLAN wireless communication based on IEEE 802.11
a/802.11b/ 802.11g/ 802.11n standard protocols. The maximum data rate is up to 150 Mbps.
The features are as below:
Support Wake-on-WLAN (WoWLAN)
Support ad hoc mode
Support WAPI SMS4 hardware encryption
Support AP mode
Support Wi-Fi Direct
Support MCS 0-7 for HT20 and HT40
NOTE
SC20-CE only supports 2.4G single band WIFI, and does not support 802.11a.

4.1.1. Wi-Fi Performance

The following table lists the Wi-Fi transmitting and receiving performance of SC20 module (SC20-CE
does not support 5G frequency band).
Referenced specifications are listed below:
No. Document
IEEE 802.11n WLAN MAC and PHY, October 2009 + IEEE 802.11-2007 WLAN MAC and
1
PHY, June 2007
SC20-A_Manual_R1.0 Confidential / Released 14 / 49