How to use UART3 for bluetooth HCI?

96boards

#81

Thanks Arnab It works for me.

Regards,
Wasim


#83

Hi,

I am facing same issues please correct me to solve this issues.

01-01 01:16:47.977 2894 2944 I bt_vendor: bt_vendor_op op 6 retval 0
01-01 01:16:47.977 2894 2944 D android.hardware.bluetooth@1.0-impl: OnFirmwareConfigured Calling StartLowPowerWatchdog()
01-01 01:16:47.978 2894 2944 I bt_vendor: bt_vendor_op op 1 retval 0
01-01 01:16:47.978 19851 19885 I bt_hci : event_finish_startup
01-01 01:16:47.978 19851 19871 I bt_core_module: module_start_up Started module “hci_module”
01-01 01:16:47.980 19851 19888 I bt_osi_thread: run_thread: thread id 19888, thread name bt_workqueue started
01-01 01:16:47.980 19851 19888 I bt_btu : btu_task pending for preload complete event
01-01 01:16:47.980 19851 19888 I bt_btu_task: Bluetooth chip preload is complete
01-01 01:16:47.980 19851 19888 I bt_btu : btu_task received preload complete event
01-01 01:16:47.981 19851 19888 E bt_att : gatt_profile_db_init: gatt_if=1
01-01 01:16:47.981 19851 19889 I bt_osi_thread: run_thread: thread id 19889, thread name module_wrapper started
01-01 01:16:47.981 19851 19889 I bt_core_module: module_start_up Starting module “controller_module”
01-01 01:16:47.982 2894 2944 I bt_vendor: bt_vendor_op op 7
01-01 01:16:47.982 2894 2944 I bt_vendor: bt_vendor_op op 7 retval 0
01-01 01:16:49.983 19851 19874 E bt_hci : command_timed_out: 1 commands pending response
01-01 01:16:49.983 19851 19874 E bt_hci : command_timed_out: Waited 2001 ms for a response to opcode: 0xc03 matches timer
01-01 01:16:49.983 19851 19874 E bt_hci : command_timed_out: Size 3 Hex 03 0c 00
01-01 01:16:49.983 19851 19874 E bt_hci : command_timed_out: requesting a firmware dump.
01-01 01:16:49.983 2894 2944 E android.hardware.bluetooth-hci-hci_protocol: WriteSafely error writing to UART (Invalid argument)
01-01 01:16:49.983 19851 19874 E bt_hci : command_timed_out restarting the Bluetooth process.
01-01 01:16:50.484 19851 19874 F libc : Fatal signal 6 (SIGABRT), code -6 in tid 19874 (alarm_default_c)

Please let me know if you recognize the issue , after above error bluetooth process died and restarted service.

Regards,
Santhana Kumar S


#85

I’ve deleted two of the posts here. There is no need to ask the same question three times and quick succession! Several people you have pinged are community members and spamming them with a repeated question is not likely to encourage them to help you.