The DEV-19957AzureWave Thing Plus is a Feather form-factor development board equipped with the AW-CU488. The module features the Realtek RTL8721DM integrated single-chip low-power dual-band (2.4GHz and 5GHz) wireless LAN communication controller. It also consists of a dual processor core: Real-M300 CPU (ARMv8-M, Cortex-M33) and Real-M200 CPU (ARMv8-M, Cortex-M23).
Features

AzureWave AW-CU488 Module

up to 200MHz operating frequency
512KB SRAM and 4MB PSRAM
32Mbit SPI Flash
Realtek RTL8721DM Dual Processor Core

Real-M300 CPU (Armv8-M, Cortex-M33)
Real-M200 CPU (Armv8-M, Cortex-M23)

2.4GHz/5GHz WiFi 802.11a/b/g/n 1T1R WLAN
Built-in Antenna w/ Internal Shielding Antenna
2-Channel Audio CODEC (8/12/16/24/32/48/…/176.4 KHz)

Thing Plus (or Feather) Form-Factor

Breadboard-compatible 0.1″ (2.54 mm) pitch headers
Dimensions: 3.05″ x 0.90″ (77.47 mm x 22.86 mm)
30x Available GPIO

Up to 30x INT
Up to 7x 12-bit ADC
Up to 11x PWM
Up to 2x UARTs
Up to 2x SPI
Up to 1x I2C

Two Mounting Holes

4-40 screw compatible

38x PTH Pins
1x USB Type C Connector
1x 2-pin JST Connector for a LiPo Battery(not included)
1x 4-pin Qwiic Connector

CP210X USB-to-Serial Converter

MCP73831 Single Cell, LiPo Charge IC

Charge Rate Set to 500mA (default)

Buttons

Boot
Reset

LEDs

Power
Charge
Status

Jumpers

Power LED

LiPo Charge Rate (500mA/100mA)

Auto Reset Circuit

USB Shielding

Resources

Schematic

Eagle Files

Board Dimensions

Hookup Guide

Fritzing Part

Graphical Datasheet

Datasheets

AW-CU488
RTL8721DM

Qwiic Info Page

Compare Thing Plus Boards

Board Support Files

GitHub Hardware Repo

FAQs:
Q: What are the key features of the SparkFun AzureWave Thing Plus?
A: The SparkFun AzureWave Thing Plus features the AW-CU488 module with dual-band Wi-Fi and Bluetooth connectivity, a Realtek RTL8721DM dual-core processor, 512KB SRAM, 4MB PSRAM, and 32Mbit SPI Flash. It is Feather-compatible and offers numerous GPIO, ADC, and interrupt pins.
Q: What are the power options for the SparkFun AzureWave Thing Plus?
A: The board can be powered via the USB-C connector or a LiPo battery. It includes an onboard MCP73831 LiPo charge IC and a voltage regulator for stable power supply.
Q: Is the SparkFun AzureWave Thing Plus compatible with Arduino IDE?
A: Yes, the board is compatible with the Arduino IDE. It uses the ArduinoCore-mbed core, which is based on Mbed OS 5.
Q: What kind of projects can I build with the SparkFun AzureWave Thing Plus?
A: The board is ideal for IoT projects that require Wi-Fi and Bluetooth connectivity, such as home automation, data logging, and remote monitoring. Its powerful processor and ample memory make it suitable for complex applications.
Q: What software and tools do I need to get started with the SparkFun AzureWave Thing Plus?
A: You will need the Arduino IDE and the ArduinoCore-mbed core for programming. You can use the board’s USB-C connector for uploading code and serial communication. Additionally, you might need external sensors, actuators, or other components depending on your project requirements.