Microchip MPLAB® Harmony 3 Release Notes

Harmony 3 Wireless system services for the PIC32MZW1/WFI32 family v3.9.0

New Features

• Device support added for PIC32MZ2051W104132/WFI32E03.

  • To migrate the existing applications of PIC32MZ1025W104132, follow the steps mentioned in the section "Migration guide from PIC32MZ1025W104132/WFI32E01/WFI32E02 to PIC32MZ2051W104132/WFI32E03" of PIC32MZ-W1 / WFI32E0x Application Developer's Guide.

• [OTA] Added MCC configuration to Enable/disable the Digest and Signature Verification.

Bug fixes and Improvements

Known Issues and Limitations

• In Secure OTA, system console read buffer size should be atleast 200 bytes.

• Web socket server will support only upto 500 bytes in a single message.

• Web socket server will not honour optional header fields like Sec-WebSocket-Protocol and Sec-WebSocket-Extensions

Development Tools

• MPLAB® X IDE v6.20

• MPLAB® X IDE plug-ins:

  • MPLAB® Code Configurator (MCC) v5.5.0

• MPLAB® XC32 C/C++ Compiler v4.35

• DFP 1.8.326

Harmony 3 Wireless system services for the PIC32MZW1/WFI32 family v3.8.0

New Features

• [OTA] Support of File downloader.

• [OTA] Support of Interface selection for OTA.

• [OTA] Support for OTA to work without file system.

• [Websocket] Support of secure websocket Client.

• [Wi-Fi] Support of EAP-TTLSv0/MSCHAPv2.

• [Wi-Fi]/[NET] Support of IPv6.

Bug fixes and Improvements

Known Issues and Limitations

• In Secure OTA, system console read buffer size should be atleast 200 bytes.

• Web socket server will support only upto 500 bytes in a single message.

• Web socket server will not honour optional header fields like Sec-WebSocket-Protocol and Sec-WebSocket-Extensions

Development Tools

• MPLAB® X IDE v6.15

• MPLAB® X IDE plug-ins:

  • MPLAB® Code Configurator (MCC) v5.3.7

• MPLAB® XC32 C/C++ Compiler v4.35

• DFP 1.8.326

Harmony 3 Wireless system services for the PIC32MZW1/WFI32 family v3.7.0

New Features

• [OTA] Support of secure OTA using WolfSSL and Trustflex.

• [Websocket Server] Support of secure websocket server.

• [Wi-Fi] Support of low Power Wi-Fi connected sleep modes(WSM and WDS).

• [Wi-Fi] Support of Wi-Fi Enterprise mode.

Bug fixes and Improvements

Known Issues and Limitations

• In Secure OTA, system console read buffer size should be atleast 200 bytes.

• Web socket server will support only upto 500 bytes in a single message.

• Web socket server will not honour optional header fields like Sec-WebSocket-Protocol and Sec-WebSocket-Extensions

Development Tools

• MPLAB® X IDE v6.00

• MPLAB® X IDE plug-ins:

  • MPLAB® Code Configurator (MCC) v5.1.17

• MPLAB® XC32 C/C++ Compiler v3.01

• DFP 1.6.220

Harmony 3 Wireless system services for the PIC32MZW1/WFI32 family v3.6.1

New Features

• [WIFI] Wi-Fi Connection time improvement.
• [WIFIPROV] Support for Scan and Connect in HTTP Provisioning.

Bug fixes and Improvements

Known Issues and Limitations

• Due to an issue in the underlying net repo, you need to turn off -Werror for the icmp.c file in your projects.
• While switching from AP to STA mode without a reset, the system might report multiple failure prints in the console before connecting.
• Web socket server will support only upto 500 bytes in a single message.
• Web socket server will not honour optional header fields like Sec-WebSocket-Protocol and Sec-WebSocket-Extensions

Development Tools

• MPLAB® X IDE v6.00
• MPLAB® X IDE plug-ins:
  • MPLAB® Harmony Configurator (MHC) v3.8.2
• MPLAB® XC32 C/C++ Compiler v3.01
• DFP 1.5.203

Harmony 3 Wireless system services for the PIc32MZW1/WFI32 family v3.6.0

New Features

• [WSS] New web socket server system service.
• [OTA] Patch OTA feature added to OTA service.
• [MQTT] Support for ALPN in MQTT service.
• [MQTT] Support for SNI in MQTT service.
• [MQTT] Design guide detailing more architecture and implementation details.
• [NET] Configurable multi-client support in NET service
• [NET] User notification for SERVER_AWAITING_CONNECTION.
• [NET] Support for "Ethernet only" mode in NET service.
• [WIFI] Added capability to fetch association handle via control messages.
• Catchup to latest dependencies.
• Bug fixes and stabilty improvements.

Bug fixes and Improvements

• [MQTT] Improved handling of MQTT Clean session.
• [MQTT] Fixed multi-topic subscription via API.
• [WiFi] Improved config save flow in Wi-Fi service.

Known Issues and Limitations

• Due to an issue in the underlying net repo, you need to turn off -Werror for the icmp.c file in your projects.
• While switching from AP to STA mode without a reset, the system might report multiple failure prints in the console before connecting.
• Web socket server will support only upto 500 bytes in a single message.
• Web socket server will not honour optional header fields like Sec-WebSocket-Protocol and Sec-WebSocket-Extensions

Development Tools

• MPLAB® X IDE v5.50
• MPLAB® X IDE plug-ins:
  • MPLAB® Harmony Configurator (MHC) v3.8.0
• MPLAB® XC32 C/C++ Compiler v3.01
• DFP 1.5.203

Harmony 3 Wireless system services for the PIc32MZW1/WFI32 family v3.5.1

Note : This is an incremental release. All notes under the v3.5.0 release are applicable to this release as well.

New Features

• [NET] One click configuration to use TNGTLS client certificates.

Bug fixes and Improvements

• [MQTT] Improved handling of MQTT Clean session.

Known Issues

• When 2 network interfaces are present in the project, compiler optimization should be turned off. (Issue arising from DHCP module in underlying net repo)
• While switching from AP to STA mode without a reset, the system might report multiple failure prints in the console before connecting.

Development Tools

• MPLAB® X IDE v5.50
• MPLAB® X IDE plug-ins:
  • MPLAB® Harmony Configurator (MHC) v3.8.0
• MPLAB® XC32 C/C++ Compiler v3.01

Harmony 3 Wireless system services for the PIc32MZW1/WFI32 family v3.5.0

New Features

• Updated dependencies. Please refer to package.xml to see the versions used in this release.
• New OTA update service and bootloader.
• System Component group has been renamed to System Confugiration.
• [WIFI] Wi-Fi service control message SYS_WIFI_GETCONFIG renamed to SYS_WIFI_GETWIFICONFIG
• [WIFI] No reboot required for AP-STA mode switch.
• [WIFI] Advanced scanning options in Wi-Fi service menu.
• [WIFI] Functionality to disconnect a STA in AP mode.
• [WIFI] Scan support in AP mode (feature enabled in from underlying wireless library.)
• [WIFIPROV] User storage option for Wi-Fi provisioning credentials.
• [WIFIPROV] Provisioning data will be stored in last 4 KB of NVM. This region will be reserved by the compiler.
• [NET] One click configuration to use TNGTLS client certificates.
• [MQTT] Includes MQTT callback template and intialization in generated code.

Note: All system components are now available under the wireless component tree in MHC.

Bug fixes and Improvements

• Migration to XC32 v3.01
• Services updated to use latest netpres component.
• Improvements in DHCP component instantiation by services.
• UDP Rx queue limit auto-configuration by Net Service.
• Documentation updates and addition of developer guides.
• Improved MQTT reconnection logic to handle network disconnections.
• Stability improvements.

Known Issues

• When 2 network interfaces are present in the project, compiler optimization should be turned off. (Issue arising from DHCP module in underlying net repo)
• While switching from AP to STA mode without a reset, the system might report multiple failure prints in the console before connecting.
• Enabling ECC608 support results in a compilation error due to an underlying issue in WolfSSL

Development Tools

• MPLAB® X IDE v5.50
• MPLAB® X IDE plug-ins:
  • MPLAB® Harmony Configurator (MHC) v3.8.0
• MPLAB® XC32 C/C++ Compiler v3.01

Harmony 3 Wireless system services for the PIc32MZW1/WFI32 family v3.4.1

New Features

• Split wireless system services into a seperate repo

Bug fixes

• None

Known Issues

• None

Development Tools

• MPLAB® X IDE v5.40
• MPLAB® X IDE plug-ins:
  • MPLAB® Harmony Configurator (MHC) v3.6.2
• MPLAB® XC32 C/C++ Compiler v2.50