Five Reasons To Choose This SDIO WIfi Module
High transmitting power
High receiving sensitivity
PHY supporting IEEE 802.11b/g/n
MAC supporting IEEE802.11 d/e/h/i/k/v/w
WFA WPA, WFA WPA2 personal, and WPS2.0 for Wi-Fi
Module chipset including the SPI, UART, I2C, PWM, GPIO, and multi-channel ADC. In addition, it provides high-speed SDIO2.0 slave interfaces, with clock frequency up to 50 MHz.
Standards:
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n,
IEEE 802.11d,
IEEE 802.11e,
IEEE 802.11h,
IEEE 802.11i,
IEEE 802.11k,
IEEE 802.11v,
IEEE 802.11w
Modulation:
802.11b: DSSS(1M,2Mbps), CCK(11, 5.5Mbps), 802.11 g/n: OFDM
PHY Data rates:802.11b: 11,5.5,2,1 Mbps
802.11g: 54,48,36,24,18,12,9,6 Mbps
802.11n: up to 72.2Mbps
Transmit Output Power:
802.11b@11Mbps 15±1.5dBm
802.11g@54Mbps 15±1.5dBm
802.11n@MCS7 15±1.5dBm
3181A-S is based on Hisilicon latest wifi chip Hi3881,Previous chip can only support Liteos operating system,but hi3881 can support Liteos and Linux system.