Smart Module Series
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4
Wi-Fi and Bluetooth
SC200R series module provides a shared antenna interface ANT_WIFI/BT for Wi-Fi and Bluetooth
functions. The interface impedance should be controlled to 50 Ω. You can connect external antennas
such as PCB antenna, sucker antenna, and ceramic antenna to the module via the interface to achieve
Wi-Fi and Bluetooth functions.
4.1. Wi-Fi Overview
SC200R series module supports 2.4 GHz and 5 GHz dual-band WLAN based on IEEE 802.11a/b/g/n
standard protocols. The maximum data rate is up to 150 Mbps. The features are as below:
⚫
Supports Wake-on-WLAN (WoWLAN)
⚫
Supports ad hoc mode
⚫
Supports WAPI SMS4 hardware encryption
⚫
Supports AP mode
⚫
Supports Wi-Fi Direct
⚫
Supports MCS 0
–7 for HT20 and HT40
4.1.1. Wi-Fi Performance
The following table lists the Wi-Fi transmitting and receiving performance of the module.
Table 29: Wi-Fi Transmitting Performance
Standard
Rate
Output Power
2.4 GHz
802.11b
1 Mbps
16 dBm ±2.5 dB
802.11b
11 Mbps
16 dBm ±2.5 dB
802.11g
6 Mbps
16 dBm ±2.5 dB
802.11g
54 Mbps
14 dBm ±2.5 dB
802.11n HT20
MCS0
15 dBm ±2.5 dB