Difference between revisions of "VFAT readout electronics"
Jump to navigation
Jump to search
| Line 29: | Line 29: | ||
| B5 || I2C ADDR || I2C Address (most or least significant??) || White/Blue | | B5 || I2C ADDR || I2C Address (most or least significant??) || White/Blue | ||
|- | |- | ||
| − | | A5 || I2C ADDR || I2C Address (most or least significant??) || White/ | + | | A5 || I2C ADDR || I2C Address (most or least significant??) || White/Orange |
|- | |- | ||
| − | | B6 || I2C ADDR || I2C Address (most or least significant??) || White/ | + | | B6 || I2C ADDR || I2C Address (most or least significant??) || White/Green |
|- | |- | ||
| A6 || REH-S || Soft Reset (Program saved) | | A6 || REH-S || Soft Reset (Program saved) | ||
Revision as of 00:36, 14 June 2007
A VFAT board from CERN is evaluated for use as a readout board to convert the GEM output analog signal to a digital signal.
Ribbon cable pinouts
| # | Name | Value | Test rig color Primary/Second |
| B1 | DGND | Digital Ground | Black/Grey (shared) |
| A1 | DVDD | +2.5V | Red/Grey (shared) |
| B2 | SDA | I2C Data | Green/Yellow |
| A2 | SCL | I2C Clock | Yellow/Green |
| B3 | DGND | Digital Ground | Black/Grey (shared) |
| A3 | DVDD | +2.5V | Red/Grey (shared) |
| B4 | |||
| A4 | |||
| B5 | I2C ADDR | I2C Address (most or least significant??) | White/Blue |
| A5 | I2C ADDR | I2C Address (most or least significant??) | White/Orange |
| B6 | I2C ADDR | I2C Address (most or least significant??) | White/Green |
| A6 | REH-S | Soft Reset (Program saved) | |
| B7 | |||
| A7 | REH-B | Hard Reset | |
| .............. | |||
|---|---|---|---|
| B22 | DGND | Digital Ground?? | |
| A22 | SCAN E | ||
| B23 | AGND | Analog Ground | |
| A23 | AVDD | 2.5V | Grey/Red |
| B24 | AGND | Analog Ground | |
| A24 | AVDD | 2.5V | Grey/Red |
| B25 | AGNDD | Analog Ground?? | Grey/Black |
| A25 | AVDD | 2.5V | Grey/Red |