Specifications

Protocol Messages
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The number 19.
CONTROL FLAGS (1)
: BM =
The control flags indicate the state of the console carrier
message streams. They insure that messages are not lost.
bit
function
0 Message Number - indicates the current message number. This
is
a one bit sequence number of the current command message
being acknowledged.
1 Command Data Lost Flag - indicates if the console command data
was lost and must be sent again. This may take on the value
of zero, meaning acceptance of the command data, or one,
meaning that the command data was lost.
2 Response Data Lost Flag - indicates if remote console response
data was lost due to data overrun. This may take on the value
of zero, meaning no detection of lost data, or one, meaning
there was lost data.
RESPONSE DATA
(*I : =
This is a (possibly null) sequence of bytes to be provided as
input to the receiving system's higher level user of the Console
Requester.