Table Of Contents
PCI-6551 Front Panel
Version:
Last Modified: September 13, 2017
Front Panel
Table 1. PCI-6551 Front Panel
| Callout | Signal | Connector Type | Description |
|---|---|---|---|
| 1 | CLK IN | SMB jack | External Sample Clock, external PLL reference input |
| 2 | PFI 0 | Events, triggers | |
| 3 | CLK OUT | Exported Sample Clock, exported Reference Clock | |
| 4 | Digital Data & Control (DDC) | 68-pin VHDCI | Digital data channels, exported Sample Clock, STROBE, events, triggers |
Digital Data & Control Pinout
Table 2. Digital Data & Control Signal Descriptions
| Signal | Description |
|---|---|
| DDC CLK OUT | Sample clock out connection |
| DIO | Digital input/output connection |
| GND | Ground connection |
| PFI | Trigger input/event output connection |
| RSVD | Reserved, do not connect |
| STROBE | Sample clock source connection |