ATWILC3000
ATWILC3000 Shield User Guide
Introduction
The ATWILC3000 Shield is an interface board designed to demonstrate the ATWILC3000-MR110CA, a
single chip IEEE
®
802.11 b/g/n RF/Baseband/MAC network controller with Bluetooth
®
Low Energy. This
module is optimized for low-power applications. The ATWILC3000 module can be connected to the host
MCU board using any of the following interfaces:
•
For Wi-Fi
®
, either Secure Digital Input/Outputs (SDIO) or Serial Peripheral Interface (SPI) is used.
•
For Bluetooth, Universal Asynchronous Receiver/Transmitter (UART) is used.
Figure 1. ATWILC3000 Shield Board
Features
•
Debug I
2
C and UART Header Footprints
•
External Power Supply Header
•
Current Measurement Header
•
Power and User LED
•
Chip Antenna
•
Supports 32.768 kHz Low-Power Surface Mount Device (SMD) Crystal Oscillator
•
Arduino Shield Stacking Connector
–
Supports Wi-Fi through SDIO by default. Pinout is compatible with ATSAMA5D4-XULT
©
2018 Microchip Technology Inc.
User Guide
DS50002769A-page 1
