Timing Charts; Rts/Cts Flow Control Timing Chart - Canon RE-350 Control Interface Commands Manual

6.1 RTS/CTS Flow Control Timing Chart

PC SIDE SIGNAL
1
RTS
T1
2
CTS
TXD
RXD
Mark
T1
T2
T3
T4
If the is ready to communicate with the
PC
1
recognize that its
RS-232C
some data, the
RE-350
Once the recognizes that the
RE-350
2
after is
T1 RTS ON
After the recognizes the
PC
3
Once the receives the command packet, the
RE-350
4
depending upon the command data from the
command packet during this period.
After finishing the operation, the
5
command packet.
At the same time, the
6
period ( ) between the reception and transmission of the "C-response Packet" is determined by the type of
T4
command given.
Note: If the does not follow the above timing chart, the power or connection of the
RE-350
incorrect.

6.0 Timing Charts

4
T2
Command
3
Duration period
Min. Max.
- 300ms
0ms 200ms
10ms T4-T2
10ms *1
RE-350
connector is connected to the
will disregard the sent data.
of the
RTS
. The application software on the
is , the
CTS ON PC
will set
RE-350
will send the "C-response Packet" to notice the result of its operation. The
RE-350
5
T3
T4
6
, the should set the
PC
. When the
PC RTS
is , the will set the
PC ON RE-350
can recognize if the
PC
can send the command packet to the
will set
RE-350 CTS
to tell the that the
PC PC RE-350
to to tell the
CTS ON PC
C-Response
line to . The
RTS ON RE-350
is and the tries to send
OFF PC
of the to
CTS PC
is operating properly.
RE-350
.
RE-350
to and perform the operation
OFF
cannot receive another
that the can receive another
RE-350
cable is
I/F
will
within
ON
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