39,764
edits
No edit summary |
No edit summary |
||
Line 25: | Line 25: | ||
| 2 || Gate common || Delay mode ctl out (H-A) | | 2 || Gate common || Delay mode ctl out (H-A) | ||
|- | |- | ||
| 3 || A Sweep (V & H-A) ''[ | | 3 || A Sweep (V & H-A) ''[note 1]'' || B Sweep (V & H-B) ''[note 1]'' | ||
|- | |- | ||
| 4 || Line trigger || Trigger holdoff (H) | | 4 || Line trigger || Trigger holdoff (H) | ||
Line 45: | Line 45: | ||
| 12 || Signal Ground || Signal Ground | | 12 || Signal Ground || Signal Ground | ||
|- bgcolor="Yellow" | |- bgcolor="Yellow" | ||
| 13 || +Trigger (V) ''[ | | 13 || +Trigger (V) ''[note 2]'' || −Trigger (V) ''[note 2]'' | ||
|- | |- | ||
| 14 || bgcolor="Pink"| Lights common || Dual beam Aux Y-Axis ([[7844]]) | | 14 || bgcolor="Pink"| Lights common || Dual beam Aux Y-Axis ([[7844]]) | ||
Line 61: | Line 61: | ||
| 20 || +Trigger in (H) || −Trigger in (H) | | 20 || +Trigger in (H) || −Trigger in (H) | ||
|- bgcolor="Yellow" | |- bgcolor="Yellow" | ||
| 21 || +Aux trigger in (H) || −Aux trigger in (H) | | 21 || +Aux trigger in (H) ''[note 5]''|| −Aux trigger in (H) ''[note 5]'' | ||
|- bgcolor="LightBlue" | |- bgcolor="LightBlue" | ||
| 22 || /EOI | | 22 || /EOI ''[note 6]'' || /SRQ ''[note 6]'' | ||
|- bgcolor="LightBlue" | |- bgcolor="LightBlue" | ||
| 23 || /DAV || REN | | 23 || /DAV || REN | ||
|- bgcolor="LightBlue" | |- bgcolor="LightBlue" | ||
| 24 || /IFC ''[ | | 24 || /IFC ''[note 3]'' || /ATN | ||
|- bgcolor="LightBlue" | |- bgcolor="LightBlue" | ||
| 25 || /NDAC || /NRFD | | 25 || /NDAC || /NRFD | ||
Line 73: | Line 73: | ||
| 26 || Logic Common || /SND | | 26 || Logic Common || /SND | ||
|- bgcolor="Pink" | |- bgcolor="Pink" | ||
| 27 || −5.2 V ''[ | | 27 || −5.2 V ''[note 4]''|| 5.1 V ''[note 4]'' | ||
|- | |- | ||
| 28 || n.c. || n.c. | | 28 || n.c. || n.c. | ||
Line 117: | Line 117: | ||
* ''Line Trigger'' − Approx. 1 V<sub>RMS</sub> mains-frequency signal from power supply (through transformer) | * ''Line Trigger'' − Approx. 1 V<sub>RMS</sub> mains-frequency signal from power supply (through transformer) | ||
* ''Trigger Holdoff'' − | * ''Trigger Holdoff'' − | ||
* ''Chop Drive'' − | * ''Chop Drive'' − 0/+5 V | ||
* ''Chop Mode Sense'' − | * ''Chop Mode Sense'' − | ||
* ''Aux Sweep Gate'' − | * ''Aux Sweep Gate'' − | ||
* ''Alt Drive'' − | * ''Alt Drive'' − 0/+5 V | ||
* ''Intensity Limit'' − Switched to ground by timebase in slow sweep speeds (≥100 ms/Div), limits beam intensity to protect the CRT [[phosphor]] | * ''Intensity Limit'' − Switched to ground by timebase in slow sweep speeds (≥100 ms/Div), limits beam intensity to protect the CRT [[phosphor]] | ||
* ''Mainframe Channel Switch'' − | * ''Mainframe Channel Switch'', ''Mainframe Mode'' − 0/+5 V; plug-in output is displayed when MF Channel Switch <> MF Mode | ||
* ''Sweep Inhibit'' − | * ''Sweep Inhibit'' − | ||
* ''Delay Gate'' − negative-going pulse starting at the end of the delay period, and lasting until the end of the sweep from the delaying timebase. +Gate Output on mainframe uses Delay Gate from H slot B when Delay Gate is selected. | * ''Delay Gate'' − negative-going pulse starting at the end of the delay period, and lasting until the end of the sweep from the delaying timebase. +Gate Output on mainframe uses Delay Gate from H slot B when Delay Gate is selected. | ||
Line 133: | Line 133: | ||
* ''Single Sweep Logic'' − | * ''Single Sweep Logic'' − | ||
* ''Single Sweep Reset'' − Switched to ground to reset single sweep. | * ''Single Sweep Reset'' − Switched to ground to reset single sweep. | ||
* ''Aux Z Axis'' − Current-driven input to mainframe allowing plugins to modulate beam intensity, e.g. in dual timebase A intensified by B display mode; driven only when plug-in output is displayed (see MF Ch Switch above) | |||
* ''Aux Z Axis'' − Current-driven input to mainframe allowing plugins to modulate beam intensity, e.g. in dual timebase A intensified by B display mode | * ''Trigger In'' − Trigger signal input on H plugin, routed from V plugin's trigger output. Differential, 50 Ω per side, 50 mV/Div (differential). | ||
* ''Trigger In'' − Trigger signal input on H plugin, routed from V plugin's trigger output. Differential, 50 Ω per side. | |||
* ''Aux Trigger In'' − | * ''Aux Trigger In'' − | ||
* ''GPIB lines'' − Control signal functions are the same as their [[GPIB interface|IEEE-488 (GPIB)]] equivalents. Time slot lines 2 to 9 double as IEEE-488 data lines. | * ''GPIB lines'' − Control signal functions are the same as their [[GPIB interface|IEEE-488 (GPIB)]] equivalents. Time slot lines 2 to 9 double as IEEE-488 data lines. | ||
Line 152: | Line 151: | ||
''[note 4]'' Not provided by most mainframes (digitizers only?). [[7A16P]] connects B27 to A9, requires −5.2 V on A27. | ''[note 4]'' Not provided by most mainframes (digitizers only?). [[7A16P]] connects B27 to A9, requires −5.2 V on A27. | ||
''[note 5]'' According to the [[Media:Tek 11000-series plug-in to main frame interface manual.pdf|11000-series interface manual]], ''many 7k plug-in units ground pin B21 or connect it to pin A21'', and ''The [[7D10]], [[7D11]], [[7D14]], [[7S14]], and possibly some others have pin A21 grounded''. | |||
''[note 6]'' A22 = Busy output from [[7D12]], [[7D15]], B22 = /Hold input to 7D12, 7D15; no corresponding mainframe connections known | |||
==Links== | ==Links== |