7D12 plug-in interface
![](http://w140.com/tekwiki/images/c/cd/7D12-module-interface.png)
The 7D12 A/D converter plug-in for 7000-series scopes supports a number of daughter plug-in modules that interface via a 40-pin card edge connector.
left | right | ||
---|---|---|---|
pin | signal | pin | signal |
a20 | TS1 | b20 | Signal display |
a19 | TS2 | b19 | GND |
a18 | TS3 | b18 | Polarity enable |
a17 | TS4 | b17 | GND |
a16 | Trigger signal | b16 | TS5 |
a15 | TS6 | b15 | CH1 row |
a14 | TS7 | b14 | CH1 column |
a13 | TS8 | b13 | CH2 row |
a12 | TS9 | b12 | CH2 column |
a11 | TS10 | b11 | GND |
a10 | −50 V | b10 | Gate display |
a9 | +15 V | b9 | LSD blanking |
a8 | −15 V | b8 | A/D conv pulse |
a7 | +5 V | b7 | A/D conv command |
a6 | A/D busy | b6 | Scale factor disable |
a5 | nc | b5 | nc |
a4 | −15 V (F) | b4 | nc |
a3 | +5 V (F) | b3 | +15 V (F) |
a2 | Guard | b2 | GND (F) |
a1 | V high (to A/D) | b1 | V low (to A/D) |
Pin group function legend
Power Floating power Signal Control and Readout