Contec COM-2DL-PCI, Руководство пользователя, Страница: 23 / 62

2. Setup
16
COM-2PD(PCI)H, COM-4PD(PCI)H
- Full-duplex
Sets the RTS, CTS terminator to OFF.
RxD
TxD
Terminator (Bit 3)
TxD
RxD
SW2,
SW4,
SW6,
SW8
Insert the
terminator
1
3
2 4
ON
RTS
TxD
CTS
RxD
1
3
2 4
ON
RTS
TxD
CTS
RxD
Terminator (Bit 1)
Not insert the
terminator
Terminator (Bit 1) Terminator (Bit 3)
Figure 2.5. Self-looping state of RTS,CTS
RxD
TxD
TxD
RxD
CTS
RTS
RTS
CTS
SW2,
SW4,
SW6,
SW8
1
3
2 4
ON
RTS
TxD
CTS
RxD
1
3
2 4
ON
RTS
TxD
CTS
RxD
Insert the
terminator
Terminator (Bit 3) Terminator (Bit 1)
Not insert the
terminator
Terminator (Bit 3) Terminator (Bit 1)
Terminator (Bit 2) Terminator (Bit 4)
Terminator (Bit 4) Terminator (Bit 2)