6 Replies Latest reply on Apr 27, 2020 7:50 AM by AnjanaM_61

    Cannot bring BT device up with hciconfig [CYBT-413034-02]

    AnHu_4662101

      Cannot bring CYBT-413034-02 dual-BT device up:

       

      Command:

      hciconfig
      

      Output:

      hci1:   Type: Primary  Bus: UART
              BD Address: 00:00:00:00:00:00  ACL MTU: 0:0  SCO MTU: 0:0
              DOWN
              RX bytes:0 acl:0 sco:0 events:0 errors:0
              TX bytes:12 acl:0 sco:0 commands:3 errors:0
      
      

       

      Trying to bring device up:

      hciconfig hci1 up
      

      Output:

      Can't init device hci1: Connection timed out (110)
      

       

      Devices where attached:

      ls -l /dev/ttyA*
      crw-rw----    1 root     dialout   166,   0 Dec  8 20:28 /dev/ttyACM0
      crw-rw----    1 root     dialout   166,   1 Dec  8 20:28 /dev/ttyACM1
      

       

      With btattach:

      btattach -B /dev/ttyACM0 -S 115200 -P h4 &
      
      btattach -B /dev/ttyACM1 -S 115200 -P h4 &
      

       

      Any help will be appreciated, Thanks.