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[ 19 ] RS232C PORT test
[Function]
This is the RS232C test.
The loop back test for RS232C port is performed by making the connection shown in the figure.
Refer to [ 22 ] RS232C PORT batch test the figure for RS232C port connection.
[Operation]
Operation : x N 0 4 d SUBTOTAL
x: Baud rate selection
0=2400 bps, 1=4800 bps, 2=9600 bps, 3=19.2 kbps, 7=115 kbps (COM 1 only)
n: 0 = One time check (can be omitted)
not 0 = Continuous check (To stop the test, press “C” key)
d: Port selection
1=COM1, 2=COM2, 3=COM3
[Print]
Displays only COM 1
Displays only COM 1
Displays only COM 1
Displays only COM 1
COM1 41
RTS1=1 --> CTS1=1 OK
DTR1=1 --> DSR1=1 OK
DTR1=1 --> CD1=1 OK
DTR1=1 --> CI1=1 OK
RTS1=0 --> CTS1=0 OK
DTR1=0 --> DSR1=0 OK
DTR1=0 --> CD1=0 OK
DTR1=0 --> CI1=0 OK
TxD --> RxD OK
END 41
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