Page 674 of 894 NT8D41BA Quad Serial Data Interface Paddle Board

Table 210

Connectors J1, J2, J3, and J4 pin assignments

Pin #

Signal

Purpose in DTE mode

Purpose in DCE mode

8

CTS

Clear to send (Note 1)

Clear to send

Note 1: In DTE mode the signals CD, DSR, and CTS are tied to +12 volts to signify that the port on the QSDI paddle board is always ready to transmit and receive data. This mode is set to connect to a terminal device (DTE).

Note 2: In DCE mode the signals DTR and RTS are tied to +12 volts to signify that the port on the QSDI paddle board is always ready to transmit and receive data. This mode is set to connect to a modem device (DCE).

553-3001-211 Standard 2.00 September 2004

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