<TD></TD><TD>Camera sends 0xff and resets after a few seconds (value is model-dependant) of inactivity</TD></TR>
</TABLE>

<P>
If the camera does not respond to a command in reasonable time, or
responds with a NAK, the command can be resent.  If the camera does not
provide a complete data packet in reasonable time, or the data packet is
corrupt (checksum does not match), the host can request resending of the
packet by sending NAK instead of ACK.

<H2>Command format and codes</H2>

Command is a s