NXP Semiconductors 88W8987 User Manual

UM11512
Wireless Feature Configuration Guide for i.MX 8M Nano EVK
with 88W8987-based Wireless Module
Rev. 1 — 3 December 2020 User manual
Document information
Information Content
Keywords 88W8987-based wireless modules, Wi-Fi features, Bluetooth features,
guidelines, driver debug information
Abstract Describes Wi-Fi/Bluetooth features and configurations for i.MX 8M Nano EVK

NXP Semiconductors 88W8987 Specifications

General

Brand	NXP Semiconductors
Model	88W8987
Category	Wireless modules
Language	English

Summary

Wi-Fi Features and Considerations

Scanning for Visible Access Points

Using iw Command for Scanning

Using wpa_supplicant and wpa_cli for Scanning

Configuring and Starting the Access Point

Provides steps to configure and start the Access Point, including hostapd setup and version check.

Configuring the Access Point (2.4/5 GHz)

Details configuration files for 2.4 GHz and 5 GHz Access Points using hostapd.

Starting the Access Point

Provides steps and commands to start the 2.4 GHz Access Point after initial setup.

Connecting with the Access Point

Details how to connect the device to the Access Point using wpa_supplicant.

Creating the wpa_supplicant Configuration File

Using wpa_supplicant to Connect to AP

Wi-Fi Security Configurations

Covers Wi-Fi security features including WPA, WPA2, and WPA3 configurations.

Configuring WPA for AP

Explains hostapd configurations for WPA security and starting the AP using open source supplicants.

Configuring WPA2 for AP

Describes hostapd configurations for WPA2 security and starting the AP using open source supplicants.

Configuring WPA3 for Access Point

Details configuration for WPA3 SAE and SAE transition modes for the Access Point.

Setting WPA3 SAE Mode for Access Point

Details configuration for WPA3 SAE mode access point, including file editing.

Setting WPA3 SAE Transition Mode

Covers WPA3 SAE transition mode configuration for the Access Point, including file setup.

Connecting with WPA3 SAE Mode AP

Explains setting WPA3 SAE mode to connect the client to an AP configured with WPA3 SAE.

Connecting to AP with WPA using Open Source Supplicant

Details wpa_supplicant configurations to connect to an AP with WPA security.

Connecting to AP with WPA2 using Open Source Supplicant

Describes wpa_supplicant configurations for connecting to an AP with WPA2 security.

Configuring IEEE 802.11 Standards

Testing Wi-Fi Direct Feature

Describes Wi-Fi Direct for peer-to-peer communication, including configuration file edits.

Measuring Throughput with iPerf

Explains using the iPerf tool for network throughput measurements, covering client/server setup.

ED-MAC and Tx Power Enable

Configuring Maximum Transmit Power

Configuring Low Power Modes

Wi-Fi Driver Debugging

Enabling Driver Debug Logs

Using drvdbg Module Parameter

Using /proc Entry at Runtime

Firmware Dump for Debugging

Bluetooth Features and Configurations

Scan, Pair, and Connect Bluetooth Devices

Describes steps to scan, pair, and connect with remote Bluetooth devices using bluetoothctl.

Advanced Audio Distribution Profile (A2DP)

Guides on configuring the i.MX 8M Nano for A2DP Sink and Source profiles for audio playback.

Setting as A2DP Sink

Setting as A2DP Source

Object Push Profile (OPP)

Human Interface Device Profile (HID)

Bluetooth LE Device as GATT Server

Shows how to configure the i.MX 8M Nano as a Bluetooth LE GATT Server, using Battery Service as an example.

Bluetooth LE Device as GATT Client

Describes configuring the i.MX 8M Nano as a Bluetooth LE GATT Client to list attributes.

Human Interface Device Service Configuration

RF Test Mode Operations

Bluetooth Debugging

Bluetooth Protocol Debugging

Capturing HCI Logs with hcidump

Capturing HCI Logs with btmon

Bluetooth Driver Debugging