41
COM1 configuration in free
COM2 configuration in free
These words enable functioning of serial port in free-
port mode, selecting also functioning parameters.
Enabling this mode, communication protocol which
uses the serial is disabled and so it is possible to
access directly the transmission/reception of data on
port. These parameters, at switch on, are selected to
0 (free-port mode disabled).
R/W
Bit 0÷
÷÷
÷3
These bit select communication speed for
the serial port in free-port mode, according
to this values:
R/W
0 110 baud
1 150 baud
2 300 baud
3 600 baud
4 1200 baud
5 2400 baud
6 4800 baud
7 9600 baud
8 19200 baud
9 28800 baud
10 38400 baud
11 57600 baud
Bit 4÷
÷÷
÷7
These bits select the format for the serial
port communication data in free-port mode:
R/W
0 8,N,1
1 8,O,1
2 8,E,1
3 7,N,1
4 7,O,1
5 7,E,1
6 8,N,2
7 8,O,2
8 8,E,2
9 7,N,2
10 7,O,2
11 7,E,2
This bit selected to "1" enables mode free-
port, if selected to "0" it keeps serial to
normal mode where it is managed directly
by the selected protocol into the
programming phase.
R/W