STMicroelectronics SPWF04SA Wi-Fi Module Nucleo Exp. Board

HF Technology: WiFi
Kit Classification: Expansion Board
Compatible with: STM32 Nucleo
Featured Device: SPWF04SA

CE, FCC, IC. The X-NUCLEO-IDW04A1 expansion board for the SPWF04SA WiFi module. The X-NUCLEO-IDW04A1 is a WiFi expansion board based on the SPWF04SA module. This module features an STM32 Cortex-M4F microcontroller with an IEEE 802.11 b/g/n WiFi transceiver. The module includes an integrated real-time MicroPython environment for customer applications and on-board development.

Features of the SPWF04SA Serial WiFi Module:

• Energy-efficient IEEE 802.11 b/g/n compliant transceiver operating at 2.4 GHz
• RF output power: +13.7 dBm @ 54 Mbit/s OFDM
• Receiver sensitivity: –74.5 dBm @ 54 Mbit/s OFDM
• 120 MHz STM32F439 Cortex-M4F MCU with 2 MB Flash memory, 256 KB RAM
• 19 configurable GPIO pins available
• Host communication: serial UART, SPI
• Secure OTA firmware and file system updates
• Chip antenna
• Integrated TCP/IP protocol stack
• Supports 8 TCP or UDP clients simultaneously and 2 x Socket Servers
• TLS/SSL socket client up to TLS 1.2
• Web server supports SSI
• AT command set interface via UART
• Security: Open, WEP, WPA2 PSK, WPA2 Enterprise, WPS
• Dimensions: 26.92 x 15.24 x 2.35 mm
• MicroPython API library for access to WiFi subsystem resources and device peripherals (UART, SPI, I²C)

Features of the X-NUCLEO-IDW04A1 Expansion Board:

• Serial WiFi module SPWF04SA
• 1 MB integrated serial SPI flash memory
• SD card slot
• 3 x User LEDs
• Power LED
• Reset and user push buttons
• Compatible shield pin headers for Arduino Uno R3
• Compatible with STM32 Nucleo MCU boards.