BTDM Image Updates
v1.4.1/ 19-August-2026
- Improve stability of host HCI over IPC when controller sleep mode is enabled.

v1.4.0/ 07-July-2026
- Adjust the TIFS. for the coded mode.
- Disable the power change when the power control feature is disabled.
- Support the low power mode.
- Resolve the issue where iPhone 14 cannot discover the BR/EDR example device.
- Update the TX power lookup table.
- Optimize baseband power management.
- Add vendor command to update the XTAL trimming value.
- Enable support of 2.5ms ISO interval.
- Update the TX power step size for the DUT mode.
- Set the timeout for waiting IPC share memory configuration.
- Supported BT LM & BLE LL features update.
- Supported BT TX power level update.
- Added LE QoS connection event report.
- Added vendor command to get RSSI value of the LE DTM mode.
- Upgraded the controller stack
- Fixed SCO link interoperability issue.

* INFO1 information on successful install:
 INFO1_EXTIMGTYPE0: 3
 INFO1_EXTIMGVERSION0: 0x01040000
 INFO1_EXTIMGSTARTADDR0: 0x594000
 INFO1_EXTIMGENDADDR0: 0x5FFFFF

v1.3.0 / 17-December-2025:
-Fix the company ID error.
-Support the 3M EDR.
-Fix the issue that the vendor command 0xFC81 fails to update the BD address.
-Fix the issue that the PAWR fails to create connection with the synchronized device.
-Fix pairing compatibility issues.

* INFO1 information on successful install:
 INFO1_EXTIMGTYPE0: 3
 INFO1_EXTIMGVERSION0: 0x01030000
 INFO1_EXTIMGSTARTADDR0: 0x594000
 INFO1_EXTIMGENDADDR0: 0x5FFFFF
 
v1.2.0 / 21-November-2025:
-Fix the issue that sometimes the baseband fails to enter deep sleep mode during the CIS connection.
-Zephyr version v4.3

* INFO1 information on successful install:
 INFO1_EXTIMGTYPE0: 3
 INFO1_EXTIMGVERSION0: 0x01020000
 INFO1_EXTIMGSTARTADDR0: 0x594000
 INFO1_EXTIMGENDADDR0: 0x5FFFFF

v1.1.0 / 11-November-2025:
-Support the XTAL trim updated by the mailbox.

* INFO1 information on successful install:
 INFO1_EXTIMGTYPE0: 3
 INFO1_EXTIMGVERSION0: 0x01010000
 INFO1_EXTIMGSTARTADDR0: 0x594000
 INFO1_EXTIMGENDADDR0: 0x5FFFFF

v1.0.0 / 20-October-2025:

 Bluetooth v5.4 specifications compliant.

 BR/EDR features:
  -All ACL, CSB, SCO and eSCO packet types (1, 3 and 5 slots packets), including EDR packets. 
  -Encryption / Decryption (E0 and/or AES-CCM). 
  -Bit stream processing (HEC, CRC, Whitening, FEC 1/3, FEC 2/3). 
  -Hopping frequency calculation (1600 and 3200 hops/s). 
  -Adaptive Frequency Hopping. 
  -Bluetooth clock and offsets. 
  -BT Audio VoHCI support. 
  -3M EDR is disabled temporarily.

 BLE features:
  -All packet types (Broadcasting / Advertising / Data / Control / ISO / Long Range). 
  -Advertising Extension. 
  -Isochronous channel operations support (CIS/BIS/proprietary mode). 
  -Encryption / Decryption (AES-CCM). 
  -Frequency Hopping calculation (scheme #1 and scheme #2). 
  -Low power modes support.
  -WLAN Coexistence mechanism(1-wire PTA 2-wire PTA 3-wire PTA and 4-wire PTA ). 
  -All device classes support (Broadcaster, Central, Observer, Peripheral). 

* INFO1 information on successful install:
 INFO1_EXTIMGTYPE0: 3
 INFO1_EXTIMGVERSION0: 0x01000000
 INFO1_EXTIMGSTARTADDR0: 0x594000
 INFO1_EXTIMGENDADDR0: 0x5FFFFF

 

