STEVAL-STWINWFV1 Data brief Wi-Fi expansion for the SensorTile Wireless Industrial Node (STWIN) kit Features Wi-Fi adapter for STEVAL-STWINKT1B (and STEVAL-STWINKT1) Plugs into STWIN core system board through dedicated 12-pin connector Single 3.3 V power supply input ISM43362-M3G-L44-E Wi-Fi module: 802.11 b/g/n Compatible based on Broadcom MAC/Baseband/Radio device Fully contained TCP/IP stack Host interface: SPI up to 25 MHz Network features ICMP ( Ping), ARP, DHCP,TCP, UDP Low power operation (3.3 V supply) with built-in low power modes Secure Wi-Fi authentication WEP-128, WPA-PSK (TKIP), WPA2-PSK CE certified FCC certified IC certified RoHS and China RoHS compliant WEEE compliant Description The STEVAL-STWINWFV1 expansion board adds 2.4 GHz Wi-Fi connectivity to the STEVAL-STWINKT1B (and STEVAL-STWINKT1). Application examples that take advantage of this expansion board can be found Product summary in STSW-STWINKT01 firmware package as well as in the FP-IND-PREDMNT1 Wi-Fi expansion board Predictive Maintenance Function Pack. STEVAL- for the STWIN STWINWFV1 development kit STWIN SensorTile Wireless Industrial STEVAL- Node development STWINKT1/ kit and reference STEVAL- design for industrial STWINKT1B IoT applications Firmware for STSW- STEVAL-STWINKT1B STWINKT01 evaluation kit Factory Automation Applications Connectivity DB3971 - Rev 2 - January 2021 www.st.com For further information contact your local STMicroelectronics sales office.STEVAL-STWINWFV1 Schematic diagrams DB3971 - Rev 2 page 2/4 1 Schematic diagrams Figure 1. STEVAL-STWINWFV1 schematic WIFI WAKEUP 3V3 U1 ISM43362-M3G-L44-E SPI MISO UART RX SB1 22 TX 3V3 SPI MOSI UART TX SB2 21 34 WIFI RST RX RSTN WIFI BOOT0 33 J1 BOOT0 3V3 1 4 32 TMS RES1 2 5 31 TCK RES2 3 6 30 R2 NC (10k ) TDI RES3 4 7 29 R1 NC (10k ) TDO CFG1 5 8 28 R3 NC (10k ) TRSTN CFG0 SPI MOSI UART TX 9 27 STRIP254P-M-5-90-SMD MOSI GPIO4 SPI MISO UART RX 10 26 MISO GPIO3 SPI CLK 11 25 SCK GPIO2 WIFI CS 12 24 SSN GPIO1 3V3 WIFI DRDY 13 23 DATARDY GPIO0 C1 C2 3V3 CN1 100nF 10uF a1 b1 WIFI DRDY WIFI CS a2b2 WIFI WAKEUP SPI CLK WIFI BOOT0 a3 b3 SPI MISO UART RX WIFI RST a4 b4 SPI MOSI UART TX a5 b5 a6 b6 M55-6001242R 1 GND1 3 GND2 20 GND3 17 2 GND4 VDD1 35 14 GND5 VDD2 36 GND6 37 15 GND7 VBAT 38 GND8 39 16 GND9 WKUP 40 18 GND10 DP 41 19 GND11 DM 42 GND12 43 GND13 44 GND14