I am using custom hardware is based on i.MX535 Sabre platform
1. Bluetooth is connected to UART3 and communicate with chip based on BCSP protocol .
2. Scanning is ok.
3. File transfer , and BT audio over SCO also ok.
BUT, some times while file transferring or in BT voice call time i am getting error
bcsp_pkt_cull: Peer acked invalid packet
bcsp_handle_le_pkt: Found a LE sync pkt, card has reset
please advice how to resolve this issue .