Specifications

OPERATIONS
Page 60 MRC-565 Packet Data Radio Operations & Maintenance
DELMSG, ID: sss
where: ID is the numerical station ID
sss is the message serial number
The operator terminal will print the date and time, followed by MESSAGE DELETED.
5.4.2 Editing Messages
The following editing functions may be used from the keyboard while the message is in the
TEXT EDIT BUFFER.
KEY
FUNCTION
[DEL]
Deletes the last character entered.
[CTRL]R
Prints the current line of text on the next line down.
[CTRL]I
Performs a fixed tab function
\
Removes the current line from the edit buffer.
[ENTER]
Performs a carriage return and line feed.
[LF]
Performs a carriage return and line feed.
[CTRL]X
Removes the current line from the edit buffer and places the
cursor at the end of the previous line.
[CTRL]T
Prints the contents of the edit buffer & puts cursor at the end of
text.
[CTRL]D
Erases the entire contents of the edit buffer.
[CTRK]A
Aborts the edit mode and returns to the command mode.
A “+” indicates the command mode.
[ESC]
Leaves text edit mode and queues the message for transmission.
5.4.3 Sending Messages
Messages are automatically stored for transmission with the [ESC] key. Each message will be
placed in the Tx Queue in accordance with its assigned priority. Messages of equal priority are
placed in the Tx Queue in the order received from the TEXT EDIT BUFFER.
The following display will appear on the operator terminal as the MRC-565 stores and routes a
message:
hh:mm:ss Message No: name:ss,nnnn chars, nnn segments
hh:mm:ss ROUTING name :sss TXT sss/nn TO: name
Messages are transmitted in packets and are routed to their destination in a store and forward
manner, using the most efficient routing within the packet switched network. The originating
station will receive an acknowledgement (ACK) if the message has been received successfully
by the first routing station.