SiFli-SDK Release v2.4.6

Changelog

Documentation for v2.4.6 is available at https://docs.sifli.com/projects/sdk/v2.4.6/sf32lb52x/index.html

Change log since v2.4.5

Drivers

Changed

• mem_map: Changed both 58x A1 and A2 LPSYS_RAM_SIZE to 896KB

Bluetooth

Fixed

• bt: Fixed 52X revision B issues related to multi-link and 2SCO
• bt: Fixed A2DP connection setup always fail in some corner cases
• ble: Fixed a bug in serial transmission under multi-connection scenarios
• Fixed multiple MUX ID bugs in RFCOMM

Changed

• ble: Optimized GATT service change behavior to prevent some phones from behaving abnormally in certain corner cases
• bt: Optimized AAC/SBC decoding process

Added

• bt: Added two connections support for HFP
• bt: Added two simultaneous A2DP connections with mixed CODECs (SBC/AAC) support
• ble: Support Find My profile (The user must have obtained authorization from Apple)
• bt: Added additional AT commands support for HFP
• bt: Added cover art feature support for AVRCP

Examples

Fixed

• rt_device/audprc: Fixed the issue where the audprc routine failed to record using the rx device
• bt/test_example: AAC using PSRAM

Added

• bt/a2dp_multi_connect: Added a2dp_multi_connection example

RTOS

Fixed

• alarm: Fixed one-shot alarm failed to start when reused

Middleware

Fixed

• mem_section: Fixed VC compilation errors
• audio: Fixed deadlock problem caused by concurrent read and write operations among multiple threads

Changed

• audio: Optimize dual SBC/AAC decoding

Added

• faad2: Added faad2

BSP

Fixed

• opm060e9: Fixed previous_frame not placed in PSRAM as expected

Docs

Added

• Added copyright notice