Release Notes - SimpleLink Wi-Fi CC3220 service pack

Table of Contents

Introduction

The SimpleLink™ Wi-Fi® CC3220 device is a single-chip microcontroller (MCU) with built-in Wi-Fi connectivity, created for the Internet of Things (IoT). The CC3220 device is a wireless MCU that integrates a high-performance ARM® Cortex®-M4 MCU, allowing customers to develop an entire application with a single IC.

Content and Documentation

This release include the ServicePack binary image to be programmed into CC3120/CC3220 devices. ServicePack must be applied both in production and development stage of the CC3120/CC3220 devices

File Notes
sp_3.9.0.6_2.0.0.0_2.2.0.6.bin ServicePack binary for UniFlash
sp_3.9.0.6_2.0.0.0_2.2.0.6.ucf ServicePack UCF for host driver API
sp_3.9.0.6_2.0.0.0_2.2.0.6.ucf.signed.bin ServicePack UCF signature

Version information

Component Version
NWP 3.9.0.6
MAC 2.0.0.0
PHY 2.2.0.6

Note: Upon successful ServicePack programming, version can be retrieved using ‘sl_DeviceGet()’ API, with SL_DEVICE_GENERAL_VERSION option.

What’s New

Upgrade and Compatibility Information

The ServicePack can be programmed using UniFlash utility. Latest UniFlash utility can be downloaded from https://www.ti.com/tool/UniFlash.

The ServicePack can also be flushed using host driver API’s or OTA application (please refer for the SimpleLink CC32xx SDK for more information)

Dependencies

This release requires the following software components and tools:

Device Support

Evaluation Boards

Fixed Issues

ID Summary
SL_WIFI_R2-1459 STA doesn't poll packets after beacon indicates both broadcast and unicast data exist for the STA
SL_WIFI_R2-1431 sl_Start() calls to return SL_API_ABORTED rather than SL_ERROR_FS_ALERT_ERR when device is locked

Known Issues

ID Summary
SL_WIFI_R2-1444 RX filtering promiscuous mode: filter for IP header protocol field doesn't always work
SL_WIFI_R2-1443 When scanning in AP mode - WEP is identified as an OPEN network
SL_WIFI_R2-1310 mDNS: NetAppDnsGetHostByService does not return service name, can be retrived from NetAppGetServiceList.
SL_WIFI_R2-953 Consecutive calls to sl_WlanGetNetworkList in AP mode might cause back to back scans
SL_WIFI_R2-909 When using secured content delivery, cannot program files over 65KB

Versioning

This product’s version follows a version format, M.mm.pp.bb, where M is a single digit Major number, mm is 2 digit minor number, pp should be zero indicating official version and b is an unrestricted set of digits used as an incremented build counter.

Technical Support and Product Updates