Difference between revisions of "VFAT readout electronics"

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== Ribbon cable pinouts ==
 
== Ribbon cable pinouts ==
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Revision as of 23:23, 13 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.

LVDS
I2C


Ribbon cable pinouts

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# Name Value
B1 DGND Digital Ground
A1 DVDD +2.5V
B2 SDA I2C Data
A2 SCL I2C Clock
B3 DGND Digital Ground
A3 DVDD +2.5V??
B4
A4
B5 I2C ADDR I2C Address (most or least significant??)
A5 I2C ADDR I2C Address (most or least significant??)
B6 I2C ADDR I2C Address (most or least significant??)
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
B24 AGND Analog Ground
A24 AVDD 2.5V
B25 AGNDD Analog Ground??
A25 AVDD 2.5V