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Communication | 3151/11 | 3151 | 3161 /3164 | Description |
Setup Attributes | /31/41) | /51/61, | Settings |
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| Settings | Settings |
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Turnaround character | CR | CR | CR | Selects the carriage return (CR) |
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| character as the line turnaround |
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| character. |
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Interface | Uses the | |||
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| protocol. |
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Line control | IPRTS | IPRTS | IPRTS | Uses the 'permanent request to |
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| send' (IPRTS) signal to |
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| communicate with system unit. |
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Break signal (ms) | 500 | 500 | 500 | The terminal sends a break signal |
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| to the system unit within 500 ms |
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| after the Break key is pressed. |
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Send null suppress | On | On |
| Trailing null characters are not |
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| sent to the system unit. |
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Send null |
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| On | Trailing null characters are sent to |
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| the system unit. |
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Response delay (ms) | 100 | 100 | 100 | The terminal waits for 100 ms for |
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| the system unit to respond. |
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Additional Keyboard Attributes
The following keyboard attributes are for the keyboard attached to the 3151, 3161, and 3164 terminals.
Keyboard Setup | 3151/11 | 3151 | 3161 /3164 | Description |
Attributes | /31/41 | /51/61 | Settings |
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| Settings | Settings |
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Enter | Return | Return | Return | The Enter key functions as the |
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| Return key. |
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Return | New line | New line | New line | The cursor moves to the next line |
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| when the Return key is pressed. |
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New line | CR | CR | CR | The Return key generates the |
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| carriage return (CR) and the line |
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| feed (LF) characters. The line |
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| turnaround occurs after the CR |
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| and LF characters are generated. |
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Send | Page | Page | Page | The contents of the current page |
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| are sent to the system unit when |
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| the Send key is pressed. |
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Insert character | Space | Space | Space | A blank character is inserted |
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| when the Insert key is pressed. |
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Appendix D. General Attributes Required When Using a TTY Terminal 169