GE MDS TransNEXT NET9L, Техническое руководство

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16 MDS TransNEXT Technical Manual MDS 05-7280A01, Rev. A
Supported data formats for the COM port are:
com1.databits com1.paritybits com1.stopbits
8N1 - 8 char bits, no parity, 1 stop bit (Default) 8
“N”
1
8N2 - 8 char bits, no parity, 2 stop bits 8
“N”
2
8O1 - 8 char bits, odd parity, 1 stop 8
“O”
1
8O2 - 8 char bits, odd parity, 2 stop bits 8
“O”
2
8E1 - 8 char bits, even parity, 1 stop bit 8
“E”
1
8E2 - 8 char bits, even parity, 2 stop bits 8
“E”
2
The tables on the following page provide pin descriptions for the COM data port in RS-232 mode and
RS-485 modes, respectively.
(As viewed from the outside the unit)
Table 2-2. COM Port Pin Details (RS-232)
Pin
Number
Input / Output Pin Description
1 OUT ALARM Output
2 OUT DCD (Data Carrier Detect)
3 Reserved --
4 Ground Connects to ground (negative supply potential) on chassis
5 OUT RXD (Received Data)
—Supplies received data to the connected device
6 IN TXD (Transmitted Data)
—Accepts TX data from the connected device
7 OUT CTS (Clear to Send)
8 IN RTS (Request to Send)