
Additional Communication Attributes
The following communication attributes are for the 3151, 3161, and 3164 terminals.
Communication |
| 3151 | 3151 | 3161/3164 | Description |
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Setup |
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| /11/31/41/51/61 | Settings |
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Attributes |
| Settings | Settings |
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Operating | mode | Echo | Echo | Echo | Data | entered | from | the |
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| keyboard on the terminal |
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| sent to the system unit |
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| translation | and | then | sent |
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| back | |||||
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| to the | display | screen. |
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| Sometimes | called |
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| conversational | mode. |
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Line | speed | 9600 | 9600 | 9600 | Uses the 9600 bps (bits |
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| bps | bps | bps | second) | line | speed | to |
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| communicate |
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Word | length | 8 | 8 | 8 | Selects eight bits as a data | ||||||||||||
(bits) |
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| word | length | (byte). |
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Parity |
| No | No | No | Does | not | add | a | parity | bit, and | |||||||
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| is used together with the word | |||||||||||
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| length | attribute | to | form | the | |||||||
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Stop | bit |
| 1 | 1 | 1 | Places a bit after a data word | |||||||||||
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Turnaround |
| CR | CR | CR | Selects | the | carriage | return | |||||||||
character |
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| (CR) character as the line | |||||||||||||
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| turnaround | character. |
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Interface | Uses the | ||||||||||||||||
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Line | control | IPRTS | IPRTS | IPRTS | Uses | the |
| Permanent | Request | ||||||||
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| to Send (IPRTS) signal to |
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| communicate |
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Break | signal | 500 | 500 | 500 | The terminal sends a Break | ||||||||||||
(ms) |
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| Signal | to | the | system unit | within | |||||||
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| 500 ms after the Break key is | |||||||||||
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Send | null | suppress | On | On |
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| sent to the system unit. |
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Send | null |
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| On | Trailing | null | characters | are | ||||||||
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| sent | to | the | system | unit. |
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