{
        do {
            uint8_t byte = UDR0;
            if (!m_recv_overrun) {
                RecvSizeType new_end = (RecvSizeType)(m_recv_end + 1) % recv_buffer_mod;
                if (new_end != m_recv_start) {
                    m_recv_buffer[m_recv_end] = byte;
                    m_recv_end = new_end;
                } else {
                    m_recv_overrun = true;
                }
            }
        } while ((UCSR0A & (1 << RXC0)));
 
        m_recv_queued_event.triggerFromInterrupt(c);
    }

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