STMicroelectronics WiFi Expansion Board for SPWF04SA - X-NUCLEO-IDW04A1

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

X-NUCLEO-IDW04A1 Expansion Board for SPWF04SA WiFi Module

The X-NUCLEO-IDW04A1 is a WiFi evaluation 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 features an embedded real-time MicroPython environment for customer applications and on-board development.

SPWF04SA Serial-to-WiFi Module Features

• Low-power 2.4GHz IEEE 802.11 b/g/n compliant transceiver • RF Power Output: +13.7dBm @ 54Mbps OFDM
• Receiver Sensitivity: -74.5dBm @ 54Mbps OFDM
• 120MHz STM32F439 Cortex-M4F MCU with 2MB Flash memory, 256KB RAM
• 19 x Configurable GPIO pins available
• Host communication: serial UART, SPI
• Secure OTA Firmware and FileSystem update
• Chip antenna
• Integrated TCP/IP protocol stack
• 8 x simultaneous TCP or UDP clients and 2 x Socket servers
• TLS/SSL Socket client supporting up to TLS 1.2
• Web server supporting SSI
• AT command set interface through UART
• Security: Open, WEP, WPA2 PSK, WPA2 Enterprise, WPS
• Dimensions: 26.92 x 15.24 x 2.35mm
• MicroPython API library for access to WiFi subsystem resources and device peripherals (UART, SPI, I²C)

X-NUCLEO-IDW04A1 Expansion Board Features

• SPWF04SA Serial-to-Wi-Fi Module • On-board 1MB serial SPI Flash memory
• SD Card slot
• 3 x User LEDs
• Power LED
• Reset and User pushbuttons
• Arduino Uno r3 Compatible Shield headers
• Compatible with STM32 Nucleo MCU boards

Approvals

CE, FCC, IC

WLAN (Wireless Local Area Network) - STMicroelectronics

Specifications
Attribute Value
RF Technology WiFi
Kit Classification Expansion Board
For Use With STM32 Nucleo
Featured Device SPWF04SA
Discontinued product
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