CalAmp Integra-Tr, Руководство пользователя, Страница: 22 / 71

Integra-TR User Manual Page | 22
to CTS delay in 4 ms DOX mode: CTS always asserted except when data overflow is detected
9 RI Not internally connected, reserved
3.2.4.1 CONNECTOR PIN OUT
The DE-9F pin out is shown in Figure 11 for reference.
Figure 11 - COM and Setup Port Connectors Pin Locations
3.2.4.2 WIRE CONNECTION (DOX)
For DTE that lack RTS control, Integra-TR can operate in DOX mode (Data Operated Transmit) with only Transmit Data,
Receive Data and Ground (“3-wire interface”).
Figure 12 - 3-wire Interface
3.2.5 SETUP PORT
The Setup port uses a DE-9 female connector configured as DCE. Signals are described in Table 5.
Table 5 - Setup Port Signals
Pin Name Function
1 DCD Tied directly to DTR
2 RXD Data from Integra-TR to setup PC
3 TXD Data from setup PC to Integra-TR
4 DTR Tied directly to DCD
5 GND Signal and chassis ground
6 DSR Output: always positive (asserted)
7 RTS Tied to CTS
8 CTS Tied to RTS
9 RI Not internally connected, reserved
5 4 3 2 1
9 8 7 6