WRAP - White RAbbit Pluggable
WRAP, White RAbbit Pluggable, is a plug-in board providing easy-to-use
WR functionality.
Among others it provides direct 10MHz and PPS (pulse per second)
outputs.
Specification
FPGA
-
Xilinx Artix-7 XC7A35T (6k slices)
-
Footprint compatible to larger FPGAs
Time interface
-
10 MHz (input/output)
-
62.5MHz WR clock
-
PPS (Pulse per second)
-
Time of the day
-
Selectable output custom frequency
-
Timestamping of trigger signals (2ns resolution)
-
Optional: DDMTD offset clock
Data interface
-
SFP interface (to WR network)
-
Gigabit MII Interface (GMII) (from WRAP to user logic)
-
SPI interface (management/timestamp retrieval)
Features
-
Transparent ethernet interface to WR network (GMII <--> SFP)
-
Full-stack implementation of WR protocol
-
Remote upgrade of the firmware
-
Low price B.o.M (< 100 euro)
-
Optional: timestamping of each sent/received ethernet frame
To be decided
-
Connector (FMC?) and board form-factor?
-
Dual SFP interfaces (daisy-chaining)?
Documents
Contacts
Status
Date | Event |
21-06-2016 | Start of project |
21-06-2016 | Added description |
Mattia Rizzi - 21 June 2016