VME-CDM: Difference between revisions
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** LEMO3B - 10MHz_OUT_NIM | ** LEMO3B - 10MHz_OUT_NIM | ||
* 4 red and 4 green LEDs | * 4 red and 4 green LEDs | ||
==== Firmware functions ==== | ==== Firmware functions ==== | ||
Revision as of 19:25, 8 September 2017
VME-CDM - GRIFFIN Clock Distribution Module
References
- edev login: no public access, sorry!
- edev-pps login: no public access, sorry!
- ladd00 svn login: username: svn, password: svn
- [1] VME-CDM project page on edev.triumf.ca
- [2] Rev2 board schematics (link to edev)
- [3] VME-CDM project page on edev gitlab
- [4] Microsemi ARM processor linux software
General characteristics
Photos
Available hardware
- LMK04821 PLL/clock cleaner
- Socket for Atomic clock CSAC Symmetricom CSAC-SA.45s
- Microsemi Smartfusion2 SoC M2S-FG484 (ARM CPU)
- 10Mbit/s ethernet
- no VME interface
- dual mode eSATA connector:
- eSATA clock+sync input or
- USB-A access to ARM CPU serial console via FTDI USB-serial chip
- 24 clock+sync outputs (LVDS) via 6 mini-SAS connectors (SFF-8088)
- 3 dual LEMO connectors: (from top to bottom) ("A" is left, "B" ir right)
- LEMO1A - EXT_SYNC_IN (NIM or TTL sync)
- LEMO1B - EXT_RefClk_IN (NIM or TTL clock)
- LEMO2A - CLOCK_OUT1_NIM (LVDS_CLK7)
- LEMO2B - selected by jumper: CLOCK_OUT2_NIM (LVDS_CLK6) or GPS_1PPS_IN
- LEMO3A - 1PPS_OUT_NIM
- LEMO3B - 10MHz_OUT_NIM
- 4 red and 4 green LEDs