Model 3088A Series Getting Started Guide | E • Interface pinouts |
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Line port
Pin # | Signal |
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1 | No connection |
2 | No connection |
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3 | No connection |
4 | Tip |
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5 | Ring |
6 | No connection |
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7 | No connection |
8 | No connection |
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RS-232 interface
Pin # | Signal Designation | Source | Pin # | Signal Designation | Source |
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1 | Shield | Common | 14 | Secondary TD | DTE |
2 | TD | DTE | 15 | Transmit Clock | DCE |
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3 | RD | DCE | 16 | Secondary RD | DCE |
4 | RTS | DTE | 17 | Receiver Clock | DCE |
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5 | CTS | DCE | 18 | Local Loopback | DTE |
6 | DSR | DCE | 19 | Secondary RTS | DTE |
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7 | Signal Ground | Common | 20 | Data Terminal Ready | DTE |
8 | CD | DCE | 21 | Remote Loopback | DTE |
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9 | DC Test Voltage (+) | - | 22 | Ring Indicator | DCE |
10 | DC Test Voltage | - | 23 | Data Signal Rate Selector | DTE/DCE |
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12 | Secondary CD | DCE | 24 | External Transmit Clock | DTE |
13 | Secondary CTS | DCE | 25 | Test Mode | DCE |
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Line port | 69 |